Big Data Developer Job Description Template

An effective description can help you hire the best fit for your job. Check out our tips to provide details that skilled professionals are looking for.

Hire Big Data Developers

Looking to find work instead?

Trusted by

Tips for Writing a Big Data Engineer Job Description

A big data engineer is a professional who is responsible for the management of data sets that are too big for traditional database systems to handle. They create, design, and implement data processing jobs in order to transform the data into a more usable format. They also ensure that the data is secure and complies with industry standards to protect the company’s information.

Below, we will cover a sample job description, exploring the daily responsibilities and necessary qualifications for a big data engineer.

Copy to Clipboard

The Job Overview

We are seeking a big data engineer to join our data analytics team. The successful candidate will be responsible for overseeing the creation and maintenance of our database infrastructure, including collecting and maintaining data, ensuring the integrity of our data, and creating and training data models.

Responsibilities

Below are some of the responsibilities of a big data engineer:

Design the architecture of our big data platform
Perform and oversee tasks such as writing scripts, calling APIs, web scraping, and writing SQL queries
Design and implement data stores that support the scalable processing and storage of our high-frequency data
Maintain our data pipeline
Customize and oversee integration tools, warehouses, databases, and analytical systems
Configure and provide availability for data-access tools used by all data scientists

Job Qualifications and Skill Sets

Below are the qualifications expected of a big data engineer:

3 to 5 years of relevant data engineering experience
Bachelor’s degree or higher in computer science, data science, or a related field
Hands-on experience with data cleaning, visualization, and reporting
At least 2 years of relevant experience with real-time data stream platforms such as Kafka and Spark Streaming
Experience working in an agile environment
Familiarity with the Hadoop ecosystem
Experience with platforms such as MapReduce, Apache Cassandra, Hive, Presto, and HBase
Excellent analytical and problem-solving skills
Excellent communication and interpersonal skills

Copy to Clipboard

4 Steps to Creating a Big Data Engineer Job Description That Fits Your Needs

With a big data engineer job description template in hand, it’s time to write that job post. Although you don’t need a complete job description as you would when hiring an employee, aim to provide enough detail for a contractor to know if they’re the right fit for the project. Below are some factors to consider when writing your job description:

1. Determine What Type of Big Data Engineer You Need

The type of big data engineer you need will be determined by how you will use the data output. Some big data engineers work with business intelligence and machine learning platforms to create dashboards and reports for internal use.

Other big data engineers work in environments with data pipelines in order to develop and analyze data to create tools for external clients. Determining your need first will help in understanding the correct type of big data engineer you need.

2. Employee vs. Independent Contractor vs. Agency

A big data engineer can be hired in-house, contracted through an agency, or hired independently as a freelancer. A big data engineer might specialize in certain technologies, such as Hadoop, using programming languages like Java, NoSQL, Python, Hive, Spark, Apache, and Sqoop. In addition, a big data engineer might be well versed in SQL and shell scripting and have experience working in a cloud environment.

No matter which direction you go to fill your needs, an independent contractor might provide the most flexibility, as they can be deployed to any number of projects when needed at a competitive rate. Worker classification can be tricky, so check out our compliance services resources page for more information.

3. Experience

The more experienced a big data engineer is, the more complex tasks they’ll be able to perform for your business. An entry-level big data engineer might help your business with very straightforward projects such as sourcing and compiling data with easy-to-use tools. Alternatively, you might consult with a senior big data engineer to help with advanced projects that feature various platforms, multiple development languages, and a variety of reporting capabilities. Your project scope will determine the type of experience required for the job.

4. Industry

It’s possible a big data engineer can work in any industry. The nature of the work being done can be similar across multiple industries, therefore allowing engineers to have experience in more than one area. There are, however, some big data engineers who specialize in certain industries where analyzing a great deal of data is necessary. Such industries include insurance, banking, consumer goods, auto manufacturing, virtual reality development, and software development.

While you can hire a big data engineer with experience across multiple industries, identifying the right fit might mean finding one who has experience in your industry.

Next Steps

Now that you know how to write an effective big data engineer job description, you’re ready to check out our list of top big data engineers on Upwork. Their qualifications are listed along with their experience, giving you all the information you need to find the right fit for you.

Big Data Developer Hiring Resources

Explore talent to hire

Learn about cost factors

Big Data Developers you can meet on Upwork

$50 hourly
Mohamed S.
- 5.0
- (2 jobs)
London, ENGLAND
Big Data
Data Mining
Data Science
Fraud Detection
Data Analysis
PySpark
SAS
Credit Scoring
Apache Hadoop
SQL
Python

As a seasoned Data Scientist and Technical Product Manager, I bring extensive experience in Financial Crime Risk and Credit Risk management, coupled with deep proficiency in Python, Spark, SAS (Base, EG, and DI Studio), Hadoop, and SQL. Transitioning into freelancing, I am eager to leverage my skills to contribute to diverse projects. While Upwork's guidelines restrict sharing direct links to external profiles, I am happy to provide a detailed portfolio from my LinkedIn upon request.
$40 hourly
Feras A.
- 5.0
- (21 jobs)
Oakville, ON
Big Data
Financial Statement
Financial Analysis
Tidyverse
Data Analysis
Microsoft Excel PowerPivot
Data Modeling
Automation
R
Power Query
Microsoft Power BI
Data Visualization
SQL
Intuit QuickBooks

With 7+ years of experience in Power BI development, I help businesses transform raw data into actionable insights through scalable dashboards, automated workflows, and financial reporting solutions. I specialize in turning messy row data into interactive, drillable dashboards that save teams hours of manual work while delivering clarity, accuracy, and efficiency. My approach blends technical expertise with a strong focus on finance and process automation—so your data doesn’t just look good, it drives decisions. Core Expertise: 🔹 Power BI Development - Data wrangling (Excel/CSV/TXT/PDF → clean, structured datasets) - Data extraction , automation and integration using R programming , Power Automate and Zapier - Optimized star-schema data models for performance - Advanced DAX (time intelligence, dynamic aggregations, allocations) - Publishing & tenant administration (gateways, security, governance) 🔹 Projects Completed - Direct to customer sales dashboard - Amazon store analysis - RFM Analysis - Cohort Analysis - Profit & Loss (P&L) statements (monthly/quarterly/yearly) - Budget vs. Actuals, YoY, QoQ, MoM comparisons - Multi-entity/cost center breakdowns - Supplier/customer profitability analysis - Multi-currency and fiscal/calendar year support 🔹 Power Platform Solutions -Automating manual tasks (PDF/Excel conversions, file consolidation) -Scheduled data refreshes & seamless integrations Ongoing support & maintenance for reports and datasets Why Work With Me? ✅ Data Clarity: I turn scattered files into clear, interactive dashboards. ✅ Scalable Processes: From inconsistent CSVs to automated reporting pipelines. ✅ Ongoing Partnership: Training, documentation, and long-term support included. 📊 Let’s build reports that save time, improve decisions, and eliminate headaches.
$40 hourly
Rai S.
- 5.0
- (8 jobs)
Lahore, PUNJAB
Big Data
Transact-SQL
Google Cloud Platform
Git
Apache Airflow
Microsoft SQL Server
Data Analysis
Business Intelligence
Machine Learning
BigQuery
dbt
SQL
PySpark
Python

With a strong foundation in Mathematics, Data Engineering, AI, and Cloud Technologies, I specialize in designing and implementing 𝐬𝐜𝐚𝐥𝐚𝐛𝐥𝐞 𝐝𝐚𝐭𝐚 𝐩𝐢𝐩𝐞𝐥𝐢𝐧𝐞𝐬, 𝐦𝐚𝐜𝐡𝐢𝐧𝐞 𝐥𝐞𝐚𝐫𝐧𝐢𝐧𝐠 𝐬𝐨𝐥𝐮𝐭𝐢𝐨𝐧𝐬, and 𝐜𝐥𝐨𝐮𝐝-𝐧𝐚𝐭𝐢𝐯𝐞 𝐚𝐫𝐜𝐡𝐢𝐭𝐞𝐜𝐭𝐮𝐫𝐞𝐬. My expertise lies in SQL, Python, Spark-hadoop architecture, Databricks, GCP, AWS, and MLOps enabling businesses to unlock insights, optimise performance, and drive AI-powered innovation. I led data teams, with agile work management, driving strategic data initiatives through mentorship, stakeholder collaboration, budget optimization, and a strong commitment to Equality, Diversity, and Inclusion (EDI). 🔹 𝐂𝐥𝐨𝐮𝐝 & 𝐃𝐚𝐭𝐚 𝐄𝐧𝐠𝐢𝐧𝐞𝐞𝐫𝐢𝐧𝐠: Architected end-to-end data solutions, including 𝗦𝗤𝗟 𝗦𝗲𝗿𝘃𝗲𝗿 to 𝗕𝗶𝗴𝗤𝘂𝗲𝗿𝘆 and 𝗧𝗲𝗿𝗮𝗱𝗮𝘁𝗮 to 𝗦𝗽𝗮𝗿𝗸-𝗵𝗮𝗱𝗼𝗼𝗽 architecture migrations, ETL/ELT pipelines, and real-time data processing 🔹 𝐀𝐈 & 𝐌𝐚𝐜𝐡𝐢𝐧𝐞 𝐋𝐞𝐚𝐫𝐧𝐢𝐧𝐠: Built ML models using AWS Sagemaker, Tensorflow, Vertex AI, Document AI, Jupyter notebooks for fraud detection, predictive analytics and Fair AI ensuring transparency, data compliance and ethical AI adoption in data lifecycle management 🔹 𝐁𝐢𝐠 𝐃𝐚𝐭𝐚 & 𝐀𝐧𝐚𝐥𝐲𝐭𝐢𝐜𝐬: Engineered cost-optimised, high-performance data warehouses, leveraging Data Lake, Databricks, dbt, EMR, Dataproc, PySpark, Cloudera, Kafka, Tableau and Looker for BI solutions 🔹 𝐀𝐮𝐭𝐨𝐦𝐚𝐭𝐢𝐨𝐧 & 𝐃𝐞𝐯𝐎𝐩𝐬: Streamlined deployments with CI/CD (GitHub Actions, Terraform, Cloud Build), improving infrastructure scalability and security. 🔹 𝐑𝐞𝐬𝐞𝐚𝐫𝐜𝐡 & 𝐈𝐧𝐧𝐨𝐯𝐚𝐭𝐢𝐨𝐧: Published research in 𝐩𝐫𝐞𝐬𝐭𝐢𝐠𝐢𝐨𝐮𝐬 𝐯𝐞𝐧𝐮𝐞𝐬 (𝐀𝐂𝐌, 𝐄𝐥𝐬𝐞𝐯𝐢𝐞𝐫) on AI fairness, fraud detection, and intelligent systems. I thrive at the intersection of 𝐭𝐞𝐜𝐡𝐧𝐨𝐥𝐨𝐠𝐲, 𝐩𝐫𝐨𝐛𝐥𝐞𝐦-𝐬𝐨𝐥𝐯𝐢𝐧𝐠, 𝐚𝐧𝐝 𝐢𝐦𝐩𝐚𝐜𝐭, turning complex data challenges into efficient, scalable, and AI-driven solutions. If you're looking for someone to 𝐨𝐩𝐭𝐢𝐦𝐢𝐳𝐞 𝐲𝐨𝐮𝐫 𝐝𝐚𝐭𝐚 𝐚𝐫𝐜𝐡𝐢𝐭𝐞𝐜𝐭𝐮𝐫𝐞, 𝐬𝐜𝐚𝐥𝐞 𝐀𝐈 𝐬𝐨𝐥𝐮𝐭𝐢𝐨𝐧𝐬, or 𝐦𝐢𝐠𝐫𝐚𝐭𝐞 𝐭𝐨 𝐭𝐡𝐞 𝐜𝐥𝐨𝐮𝐝—let’s connect!

$50 hourly
Mohamed S.
- 5.0
- (2 jobs)
London, ENGLAND
Big Data
Data Mining
Data Science
Fraud Detection
Data Analysis
PySpark
SAS
Credit Scoring
Apache Hadoop
SQL
Python

As a seasoned Data Scientist and Technical Product Manager, I bring extensive experience in Financial Crime Risk and Credit Risk management, coupled with deep proficiency in Python, Spark, SAS (Base, EG, and DI Studio), Hadoop, and SQL. Transitioning into freelancing, I am eager to leverage my skills to contribute to diverse projects. While Upwork's guidelines restrict sharing direct links to external profiles, I am happy to provide a detailed portfolio from my LinkedIn upon request.
$40 hourly
Feras A.
- 5.0
- (21 jobs)
Oakville, ON
Big Data
Financial Statement
Financial Analysis
Tidyverse
Data Analysis
Microsoft Excel PowerPivot
Data Modeling
Automation
R
Power Query
Microsoft Power BI
Data Visualization
SQL
Intuit QuickBooks

With 7+ years of experience in Power BI development, I help businesses transform raw data into actionable insights through scalable dashboards, automated workflows, and financial reporting solutions. I specialize in turning messy row data into interactive, drillable dashboards that save teams hours of manual work while delivering clarity, accuracy, and efficiency. My approach blends technical expertise with a strong focus on finance and process automation—so your data doesn’t just look good, it drives decisions. Core Expertise: 🔹 Power BI Development - Data wrangling (Excel/CSV/TXT/PDF → clean, structured datasets) - Data extraction , automation and integration using R programming , Power Automate and Zapier - Optimized star-schema data models for performance - Advanced DAX (time intelligence, dynamic aggregations, allocations) - Publishing & tenant administration (gateways, security, governance) 🔹 Projects Completed - Direct to customer sales dashboard - Amazon store analysis - RFM Analysis - Cohort Analysis - Profit & Loss (P&L) statements (monthly/quarterly/yearly) - Budget vs. Actuals, YoY, QoQ, MoM comparisons - Multi-entity/cost center breakdowns - Supplier/customer profitability analysis - Multi-currency and fiscal/calendar year support 🔹 Power Platform Solutions -Automating manual tasks (PDF/Excel conversions, file consolidation) -Scheduled data refreshes & seamless integrations Ongoing support & maintenance for reports and datasets Why Work With Me? ✅ Data Clarity: I turn scattered files into clear, interactive dashboards. ✅ Scalable Processes: From inconsistent CSVs to automated reporting pipelines. ✅ Ongoing Partnership: Training, documentation, and long-term support included. 📊 Let’s build reports that save time, improve decisions, and eliminate headaches.
$40 hourly
Rai S.
- 5.0
- (8 jobs)
Lahore, PUNJAB
Big Data
Transact-SQL
Google Cloud Platform
Git
Apache Airflow
Microsoft SQL Server
Data Analysis
Business Intelligence
Machine Learning
BigQuery
dbt
SQL
PySpark
Python

With a strong foundation in Mathematics, Data Engineering, AI, and Cloud Technologies, I specialize in designing and implementing 𝐬𝐜𝐚𝐥𝐚𝐛𝐥𝐞 𝐝𝐚𝐭𝐚 𝐩𝐢𝐩𝐞𝐥𝐢𝐧𝐞𝐬, 𝐦𝐚𝐜𝐡𝐢𝐧𝐞 𝐥𝐞𝐚𝐫𝐧𝐢𝐧𝐠 𝐬𝐨𝐥𝐮𝐭𝐢𝐨𝐧𝐬, and 𝐜𝐥𝐨𝐮𝐝-𝐧𝐚𝐭𝐢𝐯𝐞 𝐚𝐫𝐜𝐡𝐢𝐭𝐞𝐜𝐭𝐮𝐫𝐞𝐬. My expertise lies in SQL, Python, Spark-hadoop architecture, Databricks, GCP, AWS, and MLOps enabling businesses to unlock insights, optimise performance, and drive AI-powered innovation. I led data teams, with agile work management, driving strategic data initiatives through mentorship, stakeholder collaboration, budget optimization, and a strong commitment to Equality, Diversity, and Inclusion (EDI). 🔹 𝐂𝐥𝐨𝐮𝐝 & 𝐃𝐚𝐭𝐚 𝐄𝐧𝐠𝐢𝐧𝐞𝐞𝐫𝐢𝐧𝐠: Architected end-to-end data solutions, including 𝗦𝗤𝗟 𝗦𝗲𝗿𝘃𝗲𝗿 to 𝗕𝗶𝗴𝗤𝘂𝗲𝗿𝘆 and 𝗧𝗲𝗿𝗮𝗱𝗮𝘁𝗮 to 𝗦𝗽𝗮𝗿𝗸-𝗵𝗮𝗱𝗼𝗼𝗽 architecture migrations, ETL/ELT pipelines, and real-time data processing 🔹 𝐀𝐈 & 𝐌𝐚𝐜𝐡𝐢𝐧𝐞 𝐋𝐞𝐚𝐫𝐧𝐢𝐧𝐠: Built ML models using AWS Sagemaker, Tensorflow, Vertex AI, Document AI, Jupyter notebooks for fraud detection, predictive analytics and Fair AI ensuring transparency, data compliance and ethical AI adoption in data lifecycle management 🔹 𝐁𝐢𝐠 𝐃𝐚𝐭𝐚 & 𝐀𝐧𝐚𝐥𝐲𝐭𝐢𝐜𝐬: Engineered cost-optimised, high-performance data warehouses, leveraging Data Lake, Databricks, dbt, EMR, Dataproc, PySpark, Cloudera, Kafka, Tableau and Looker for BI solutions 🔹 𝐀𝐮𝐭𝐨𝐦𝐚𝐭𝐢𝐨𝐧 & 𝐃𝐞𝐯𝐎𝐩𝐬: Streamlined deployments with CI/CD (GitHub Actions, Terraform, Cloud Build), improving infrastructure scalability and security. 🔹 𝐑𝐞𝐬𝐞𝐚𝐫𝐜𝐡 & 𝐈𝐧𝐧𝐨𝐯𝐚𝐭𝐢𝐨𝐧: Published research in 𝐩𝐫𝐞𝐬𝐭𝐢𝐠𝐢𝐨𝐮𝐬 𝐯𝐞𝐧𝐮𝐞𝐬 (𝐀𝐂𝐌, 𝐄𝐥𝐬𝐞𝐯𝐢𝐞𝐫) on AI fairness, fraud detection, and intelligent systems. I thrive at the intersection of 𝐭𝐞𝐜𝐡𝐧𝐨𝐥𝐨𝐠𝐲, 𝐩𝐫𝐨𝐛𝐥𝐞𝐦-𝐬𝐨𝐥𝐯𝐢𝐧𝐠, 𝐚𝐧𝐝 𝐢𝐦𝐩𝐚𝐜𝐭, turning complex data challenges into efficient, scalable, and AI-driven solutions. If you're looking for someone to 𝐨𝐩𝐭𝐢𝐦𝐢𝐳𝐞 𝐲𝐨𝐮𝐫 𝐝𝐚𝐭𝐚 𝐚𝐫𝐜𝐡𝐢𝐭𝐞𝐜𝐭𝐮𝐫𝐞, 𝐬𝐜𝐚𝐥𝐞 𝐀𝐈 𝐬𝐨𝐥𝐮𝐭𝐢𝐨𝐧𝐬, or 𝐦𝐢𝐠𝐫𝐚𝐭𝐞 𝐭𝐨 𝐭𝐡𝐞 𝐜𝐥𝐨𝐮𝐝—let’s connect!
$95 hourly
Stanley B.
- 4.9
- (26 jobs)
Yorba Linda, CA
Big Data
SQL
Apache Kafka
Google Cloud Platform
AWS CloudFormation
Amazon Redshift
Azure Blockchain Service
Databricks Platform
Snowflake
Netezza
Microsoft SQL SSAS
IBM Cloud
Data Warehousing & ETL Software

Cloud Solution Architect with engineering experience in Cloud SQL Big Data technologies including Data Architecture to support various Business Intelligence needs. Solution Architect in Technical Teams on Cloud Data Solutions into various Cubes, Data Marts, and ERP Systems. Developed data structures for business using various Analysis Services Cubes, BI Dashboard, and Scorecards. Recent experiences include developing multiplayer AI Platform with Generative AI using AWS Bedrock for back-office CareManagement application including HealthCare. Implementations included Anthropic Claude model & Twilio Integration for Client Onboarding, Authentication, and Call Flow Management. Cloud Services Database include Snowflake Data Cloud, Azure Cloud, Go/Language (JSON and yaml) with Anaconda python programming. Migrated Data Lakes from on-prem up to SnowFlake using SnowPipe and SnowSQL using command line scripts using AI methods. Implemented standards and data designs for HIPAA, SOX, regulatory, compliance, financial, reporting, and auditing. Next generation AI development with Anthropic Claude Code, ChatGPT, Gemini, etc.
$200 hourly
Toan H.
- 5.0
- (50 jobs)
Swanley, GREATER LONDON
Big Data
Project Management
Data Science
Stakeholder Management
Data Modeling
Data Warehousing
Business Intelligence
Data Visualization
API Integration
SQL
Tableau
Data Analysis

Tableau Visionary (2020, 2021, and 2022) for Excellence in Teaching, Mastery of the Platform, and Collaborator. I have worked in Business Intelligence, Data Management and Digital Transformation since 2004 and dedicated the last seven years to help people get the most out of their Tableau investments; I can assist you with all aspects of Tableau from developing dashboards, administrating and setting up your enterprise infrastructure, to developing customer Extensions or other technical integrations. If you require support in your projects, do get in touch.
$90 hourly
Mihail K.
- 5.0
- (31 jobs)
Shtip, ŠTIP
Big Data
Data Mining
GitLab
Docker
Google Cloud Platform
PostgreSQL
BigQuery
Terraform
Apache Spark
Amazon Web Services
Apache Airflow
Data Scraping
Python
ETL Pipeline
SQL

I have 6 years of experience in ETL, Big Data processing, streaming, web scraping, and infrastructure as code using Terraform. Technologies I work with: ETL: Python, Scala, PySpark, Airflow Storage: BigQuery, Cloud Storage, S3 Streaming: Apache Beam, GCP DataFlow Web Scraping: Python Databases: PostgreSQL, MongoDB, InfluxDB Infrastructure as Code: Terraform Visualization: Grafana Vendors: GCP, AWS My specialization lies in providing end-to-end solutions, ensuring seamless processes in ETL, robust handling of Big Data, efficient streaming capabilities, effective web scraping, and proficient database management. I am well-versed in utilizing Python, PySpark, and Airflow for smooth data extraction, transformation, and loading. Leveraging Apache Beam and GCP DataFlow, I enable real-time data processing. I also utilize PostgreSQL and MongoDB to efficiently store and organize data. With my expertise in Terraform, I bring automation to infrastructure management, making provisioning and maintenance hassle-free. Let's collaborate and transform your data into valuable insights. Reach out to me now, and together, we can leverage my expertise in ETL, Big Data processing, streaming, web scraping, and database management, backed by the convenience of infrastructure as code with Terraform!
$35 hourly
Aleksandr B.
- 5.0
- (2 jobs)
Alvsjo, AB
Big Data
Apache Spark
Data Quality Assessment
Software Testing
React
TypeScript
Python
Robot Framework
Selenium WebDriver
Automated Testing
Functional Testing

- Lead QA Automation professional with 8+ years of experience in test process optimization in GCP and AWS environments. - Enhanced CI pipeline performance, advocated for TestCases-as-a-code, and achieved high automation coverage. - Proficient in TypeScript, Python, Groovy, Java, Scala, and tools like WebdriverIO, Mocha, Allure, and Robot Framework. - Specialized in Big Data and Machine Learning with a focus on Data Quality, using AWS, Deeque, Great Expectations, Hadoop, Spark, Airflow, and Kubernetes.
$35 hourly
Mohamed R.
- 4.7
- (20 jobs)
El Aiun, Morocco
Big Data
Marketing Analytics
Machine Learning
API Integration
Django
Stata
R Shiny
Statistics
Statistical Programming
Data Scraping
Python
R
pandas
Data Mining

Are you looking for data-driven solutions to solve complex business problems? I specialize in Machine Learning, Data Mining, and Statistical Modeling using R, R Shiny, and Python (FastAPI) to build smart, scalable, and insightful applications. With strong hands-on experience in R/RStudio, Python (Scikit-learn), and FastAPI, I deliver end-to-end solutions — from data preprocessing and feature engineering to model deployment and interactive dashboards. 🔍 My Machine Learning Services Include: Predictive Modeling for Business Optimization Feature Engineering & Data Transformation Classification, Clustering, and Regression Association Rule Mining & Affinity Analysis Supervised & Unsupervised Learning Hypothesis Testing and Correlation Analysis Software Defect Prediction & Natural Language Inference Time-Series Forecasting & Trend Analysis Customized Data Visualizations in R, Python, or Shiny Model Deployment via FastAPI or Interactive R Shiny Dashboards 📊 Tools & Technologies I Use: Languages: R, Python Libraries: Scikit-learn, Pandas, Numpy, ggplot2, plotly Frameworks: FastAPI, R Shiny, RMarkdown ML Algorithms: Linear & Logistic Regression k-Nearest Neighbors (kNN) Decision Trees & Random Forest K-Means Clustering Naive Bayes Neural Networks & Deep Learning Support Vector Machines (SVM) Reinforcement Learning (where applicable) 🛠 I Work With: Business analysts, researchers, and startups Teams needing rapid prototype dashboards (R Shiny) Organizations deploying ML models with APIs (FastAPI) Whether you need a predictive model to forecast sales, a clustering algorithm to segment customers, or a full-featured dashboard to visualize insights — I’m here to help you turn data into decisions. 📩 Let’s work together to bring your data to life.
$40 hourly
Rizwan H.
- 5.0
- (17 jobs)
Islamabad, PAKISTAN
Big Data
Microsoft Azure SQL Database
Data Warehousing & ETL Software
Informatica
Data Mining
Google Sheets
Microsoft Excel
Cloud Computing
Data Collection
Data Visualization
Data Labeling
Data Science
Python
Machine Learning
Natural Language Processing

🚀 Transform Your Data into Powerful Insights with a Dedicated Senior Data Engineer! 🚀 I am a Teradata Certified Data Engineer with passion for turning raw data into actionable insights. Armed with excellent analytical, problem-solving, and communication skills, I specialize in ETL Pipeline design & development. My hands-on experience with Power BI allows me to create compelling reports that drive decision-making. Having worked on enterprise-level Data warehouse projects for clients in the US, Canada and UK, particularly within Real Estate and Retail domains, I bring a focused, professional, and collaborative approach to every project. I bring in comprehensive understanding of the entire Data warehouse lifecycle (Data Modeling, Design, ETL, BI reporting). Here's how I can help you succeed: 🌟 No Data? No Problem! I’ll source/scrape high-quality data tailored to your needs. 🌟 Messy Data? I’ve Got You Covered! I’ll clean, transform and organize your data for accurate analysis. 🌟 Unsure What to Do with Your Data? I’ll analyze it, uncover valuable insights, and create stunning visualizations! 🌟 Building a Machine Learning Model? I’ll leverage state-of-the-art techniques to develop the best model possible! Why Hire Me? Quality Work, Delivered Promptly – I ensure top-notch results every time. Always On-Time – Your deadlines are my priority. Clear Communication – I keep you in the loop every step of the way. Continued Support – I’m here for you, even after the project ends. Accuracy & Precision – Detail-oriented and meticulous. Cost-Effectiveness – High-quality service without breaking the bank. Skills Summary: Data Integration Tools: Informatica, SSIS, Pentaho, GCFR Programming Languages: SQL, Python, C/C++, Java Big Data Tools: Hadoop, Spark, PySpark, Kafka Cloud Technologies: S3, Redshift, Glue, Kinesis, Databricks, Azure Data Factory Data Orchestration: Airflow, Control-M Reporting: Power BI CI/CD & Automation: Jenkins, DBT Databases: Teradata, MySQL, Oracle, Neo4J, GraphDB Ready to See the Difference? Contact Me Now! 📞 Schedule a Demo: Let's discuss your project needs and see how I can help you achieve your goals. Whether you need a quick data cleanup or a comprehensive data strategy, I'm here to provide tailored solutions that fit your unique requirements. If your project requires it, I can also assemble a team of skilled professionals to ensure we meet all your needs efficiently and effectively. Let’s turn your data into your most valuable asset. Get in touch, and let’s make your project a success! 🌟
$80 hourly
Archana G.
- 5.0
- (11 jobs)
Milpitas, CA
Big Data
Data Visualization
Artificial Intelligence
Data Analysis
Microsoft Excel
SQL
Machine Learning
Keras
Computer Vision
TensorFlow
Data Science
Tableau
Python
Convolutional Neural Network
Deep Neural Network

Hello, I am a data scientist with 5+ years of experience in data science field. I specialize in all facets of data science: data cleaning, data transformation, data visualization, data analysis, and data modeling using machine learning and deep learning algorithms. Do you have a project that requires data science expertise? Don't hesitate to get in touch with me. I would love to answer your questions or requests. I can help with one-time projects or long-time projects. Work Experience Data Scientist –– Wonder Chrome (December 2021 - PRESENT) Actively engaged in data collection, data cleaning, feature engineering, developing models, validation, dashboard and report generation. ● Maintained and developed complex SQL queries, stored procedures, views, functions, and reports that meet customer requirements using Redshift, Sagemaker, SQL, and Python. ● Developed predictive models, classification model and time series forecasting models using various machine learning tools ● Developed Large-scale multi-label text classification model using Tensorflow and Keras Artificial Intelligence Engineer Intern –– Uniquify Inc (August 2021 - October 2021 ) ● Tensorflow and neural network training ● Debugging the framework for automating neural network and tensorflow scripts ● Running experiments with the tensorflow scripts produced by the framework ● Manipulating data and neural network structure and specs to optimize accuracy in the neural networks ● Analyze the results from training the neural network models to better understand and improve the models and frameworks ● developing image processing and image segmentation algorithms Data Analyst –– Centriqe Inc (February 2020 - January 2021) ● Provide insights and proposals to support business improvement using analytical and technical expertise ● Build predictive models and forecasting models using various machine learning tools ● Actively engaged in the quantitative analysis of sophisticated models to address business issues ● Identify the trends and key metrics and generate dashboards using various data visualization tools. Technical Skills Languages : Python, R Deep learning and AI: TensorFlow, Keras, CNN, RNN, Machine Learning and Data Mining : Bayesian classifiers, Linear classifiers and regression, KNN, Decision trees, Ensemble learning, k-means clustering, Neural networks,Performance evaluation Hyperparameter tuning, Natural Language Processing, Transfer learning Data Analysis : Data manipulation techniques, Plotting and visualisation, Exploratory data analysis, Estimation techniques, Regression model, Classification model Tools : AWS, SQL, OpenCV, Sklearn, YOLO,VGG16, ResNet, Pandas, Numpy, Matplotlib, Tableau, Dash, Plotly, Excel, Elasticsearch, Logstash, Kibana, Spacy, Matlibplot, Seaborn, Tableau, BeautifulSoup, MongoDB, PySpark, Retool,Google sheet, Streamlit
$50 hourly
Abhisekh K.
- 5.0
- (1 job)
Preston, PB
Big Data
Statistics
Data Analysis
Machine Learning
Exploratory Data Analysis
Artificial Intelligence
Deep Learning
Data Mining
Python
SQL

Your business runs on data but messy spreadsheets, fragmented ERPs, and slow reporting hold you back. I help finance & operations teams build automated, analytics-ready pipelines in Microsoft Fabric, so leadership has real-time, audit-ready insights without the manual grind. Proof & Expertise: - Cut month-end close by 5 days for a SaaS CFO by automating NetSuite → Fabric pipelines. - Replaced 200+ manual Excel reports with real-time Power BI dashboards. - Built ingestion from APIs, Data Lake, S3 → Fabric, enabling <10 min latency analytics. - Delivered Purview-enabled workflows for full compliance & lineage tracking. I can help you with: - ERP/Finance data pipelines (NetSuite, Xero, Salesforce → Fabric) - dbt models + semantic layers for clean, reusable datasets - Fabric Dataflows, Data Pipelines, and Lakehouse setups - Governance & compliance (Purview integration, audit-ready workflows) - Dashboards that CFOs actually use (Power BI & Fabric integration) If you need trusted, scalable data pipelines that reduce cost and speed up decision-making, let’s connect. I offer consulting, quick-win automation, or full end-to-end project delivery
$34 hourly
Sergey T.
- 5.0
- (12 jobs)
Kyiv, KYIV CITY
Big Data
Elasticsearch
Technical Support
pandas
Infrastructure as Code
Linux System Administration
Data Ingestion
Management Skills
Data Processing
Python

I'm a tech professional with 20+ years in IT and over 8 years in backend leadership roles, currently working on Ukrainian army digitalization. I bring a strong combination of software engineering and DevOps mindset, having worked in multiple startups and corporates where I not only built backend systems but also automated deployments, optimized infrastructure, and set up CI/CD pipelines to save teams time and reduce friction. I’ve delivered solutions for top-tier clients like Barclays, Bridgewater, Emotive, and Helu, working across product and outsourcing companies in the banking, fintech, and data processing domains. 🔹 What I bring to the table: - Python (FastAPI, Django) - Scalable backend architecture & microservices - Data processing pipelines - PostgreSQL, MySQL, MongoDB - CI/CD automation with GitHub Actions, serverless deployments - Infrastructure as Code with Terraform - Cloud experience: AWS, DigitalOcean - Team leadership, mentoring & process improvement Outside of work, I enjoy teaching Python and building messenger bots and automation tools. Now that I have some extra availability, I’m here on Upwork to partner on impactful projects — where I can write clean code, automate delivery, and help teams move faster and smarter. Let’s connect and build something great.
$45 hourly
Akram A.
- 5.0
- (2 jobs)
Abu Dhabi, AZ
Big Data
Bash Programming
ETL
Data Analysis
Sqoop
SQL
Java
Python
Informatica
Apache Hive

• 9+ years of data product development experience including 5+ years of experience in big data engineering development along with 7+ years of experience in data Engineering, data warehousing and business Intelligence. • Good Experience building systems to perform real-time data processing using spark streaming, Kafka, spark sql, pyspark and cloudera. • Worked extensively with dimensional modeling, data migration, data cleansing, data profiling, and ETL processes features for data lake and data warehouse. • Design and build ETL pipelines to automate ingestion of structured and unstructured data in batch and real time mode using Nifi, Kafka, spark sql, spark streaming, hive, Impala and different ETL tools. • Worked with multiple ETL tools like Informatica Big Data Edition 10.2.2., Alteryx, Talend, Kalido. • Good knowledge of Azure Databrick, Azure HDInsight, ADLS, ADF and Azure storage Analyzed and processed complex data sets using advanced querying, visualization, and analytics tools.
$95 hourly
Ashok Kumar K.
- 5.0
- (5 jobs)
Genk, FLANDERS
Big Data
Cloud Computing
Internet of Things
NoSQL Database
DevOps
Gradle
Angular
Microservice
Spring Boot
Node.js

- Azure Certified Solutions Architect Expert - AWS Certified Solutions Architect Associate - BTA Certified Blockchain Solutions Architect - TOGAF Certified Enterprise Architect I am a passionate techno-freak with a lot of experience in solving complex technology problems. I have 13+ years of IT experience with a strong and proven track record. I focus currently on solving problems of modern technology trends in Cloud, DevOps, Containerization and Microservices development. As a full-stack Architect and developer, I can design and develop a proof of concept or an end-to-end application with production quality. Combination of Full-stack technical experience and Enterprise Architecture(TOGAF) experience is my unique asset. With my excellent communication skills, working remote and offline has never been a problem. Professional Skills: Cloud (AWS, Azure), DevOps, Kubernetes, Helm charts, Docker, Jenkins, Spring Framework, Java, Kotlin, NodeJS, Angular, Typescript. I have strong hands-on experience in the skills mentioned above. I can demonstrate these technologies in my real-time environment, if needed. Professional Summary: - Multiple Cloud Experience - Enormous Hands-on Experience - Multicultural working experience - Cloud Vendor Agnostic - Experience in Security, Compliance, Legal and Data Protection Standards - Architect around Standards not Vendors - Enterprise Computing, with all modern technology trends - DevOps mindset and delivery (not just Tools !) - Faster Application Delivery - High availability with IaaS - Avoid Vendor lock-in with top-notch community supported Open Source Frameworks - Cloud Migration & Data Independence - Application Integration - Enterprise Computing is not only for grown up enterprises, I can help startups to do cost effective Enterprise computing.
$75 hourly
Anthony E.
- 5.0
- (6 jobs)
Worcester, MA
Big Data
Security Infrastructure
Terraform
Amazon Web Services

Hi, I’m Anthony — a battle-tested AWS Certified Solutions Architect (Professional) with 23+ years of IT experience and a strong record of designing, building, and securing enterprise-grade cloud systems across industries. Think of me as your Swiss Army knife for all things cloud, with a specialty in AWS, security architecture, DevSecOps, and scaling operations without breaking the bank (or your infrastructure). I’ve been everything from a Principal Cloud Architect for Fortune 500s to the founding CTO of a tech startup — which means I don't just get the tech, I understand the business behind it. Whether you're launching a greenfield cloud environment, migrating legacy workloads, or building out secure, multi-account AWS orgs with Terraform and Control Tower, I can help you go from zero to scalable. Deep hands-on skills in AWS (Control Tower, IAM, Lambda, S3, RDS, etc.) Serious chops in cloud networking (Transit Gateway, Cloud WAN, BGP… you name it) Full-stack DevSecOps automation using Terraform, CI/CD pipelines, and GitHub Actions GenAI experience with SageMaker, Bedrock, and LLMs (yes, I play nice with robots) Also, I’ve been known to mentor teams, lead cloud centers of excellence, and — rumor has it — bring good vibes to meetings. Let’s simplify your cloud complexity and get stuff done. Efficiently. Securely. Elegantly.
$50 hourly
Bekpasha D.
- 4.8
- (4 jobs)
Almaty, ISTANBUL
Big Data
CSS
HTML
R
Reinforcement Learning
Machine Learning
Statistics
C++
Calculus
Probability Theory
Natural Language Processing
Deep Learning
JavaFX
PHP
Python

I have over 4 years of experience in Data Science and around 5 years in programming, combining a strong mathematical foundation with hands-on expertise in machine learning, deep learning, and artificial intelligence. My academic background in Computer Science and practical experience across Big Data, analytics, and AI-driven systems have allowed me to deliver end-to-end solutions for complex business challenges. My professional journey began with competitive programming during school, followed by developing large-scale AI and data analytics projects for leading companies. Today, I specialize in building intelligent chatbots and analytical systems that merge technical excellence with a business-oriented mindset. I design adaptive dialogue flows, perform exploratory data analysis, create interactive dashboards and develop machine-learning models that optimize real business processes. Areas of Expertise 1. Computer Vision: Image classification, segmentation, object detection, facial recognition 2. Natural Language Processing (NLP): Text classification and generation, machine translation, sentiment analysis, LLM fine-tuning (Mistral, Hugging Face) 3. Data Analytics: Exploratory Data Analysis (EDA), statistical modeling, predictive analytics 4. Time Series Analysis: ARIMA modeling, correlation and trend analysis 5. Big Data and Distributed Systems: Apache Spark, Hadoop, Kafka, Databricks 6. Development and Integration: Django, Flask, Spring Boot, REST API, Telegram Bot API 7. Databases: PostgreSQL, MongoDB, Redis 8. DevOps and Cloud: Docker, Kubernetes, GitLab CI/CD, AWS, Microsoft Fabric 9. Visualization and BI: Power BI, Tableau, Plotly Dash, Streamlit Technical Skills * Programming Languages: Python, Java (Kotlin, Scala), C/C++, C#, R, SQL, JavaScript, Typescript(HTML/CSS) * ML/DL Frameworks: scikit-learn, TensorFlow, PyTorch, NumPy, Pandas, Matplotlib, Seaborn * Infrastructure: Docker, Docker Compose, GitLab Pipelines, Jenkins, Azure, AWS * Project Management: Jira, Confluence, Trello, Agile/Scrum * Cloud Platforms: Microsoft Fabric, Databricks, DigitalOcean Professional Approach Every project I take on is an opportunity to create something functional, elegant, and intellectually robust. My goal is not just to build technical solutions, but to design intelligent systems that bring measurable value to the business. I’m confident that any collaboration will be productive, efficient, and mutually beneficial — and that the results will exceed expectations.
$85 hourly
Teofil N.
- 4.9
- (49 jobs)
Sabanilla, SJ
Big Data
SQL
Git
Microsoft Excel
Docker
Dashboard
Bioinformatics
Python
R Shiny
Data Analysis
Data Visualization
Statistical Analysis
Data Mining
Machine Learning
Data Science

⭐⭐⭐ 𝗘𝘅𝗽𝗲𝗿𝘁-𝗩𝗲𝘁𝘁𝗲𝗱, 𝘁𝗼𝗽 𝟭% 𝘁𝗮𝗹𝗲𝗻𝘁 𝗼𝗻 𝗨𝗽𝘄𝗼𝗿𝗸 ⭐⭐⭐ If you are looking to turn your data into smarter decisions with precision and insight, you are the right place. Hi! I’m Teo. Your go-to 𝗗𝗮𝘁𝗮 𝗦𝗰𝗶𝗲𝗻𝘁𝗶𝘀𝘁 & 𝗣𝘆𝘁𝗵𝗼𝗻/𝗥 𝗱𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿 with over 12 years of experience in Biology and Bioinformatics. I use advanced 𝘀𝘁𝗮𝘁𝗶𝘀𝘁𝗶𝗰𝗮𝗹 𝗺𝗼𝗱𝗲𝗹𝘀 and 𝗺𝗮𝗰𝗵𝗶𝗻𝗲 𝗹𝗲𝗮𝗿𝗻𝗶𝗻𝗴 𝗮𝗹𝗴𝗼𝗿𝗶𝘁𝗵𝗺𝘀 to uncover hidden patterns, predict future trends, and help small to large businesses make data-driven decisions. 𝗪𝗘 𝗔𝗥𝗘 𝗔 𝗚𝗥𝗘𝗔𝗧 𝗙𝗜𝗧 𝗜𝗙: ✅ You’re working with 𝗰𝗼𝗺𝗽𝗹𝗲𝘅 𝗯𝗶𝗼𝗹𝗼𝗴𝗶𝗰𝗮𝗹 𝗼𝗿 𝘀𝗰𝗶𝗲𝗻𝘁𝗶𝗳𝗶𝗰 𝗱𝗮𝘁𝗮 and need someone 𝘄𝗵𝗼 𝘀𝗽𝗲𝗮𝗸𝘀 𝗯𝗼𝘁𝗵 𝘀𝗰𝗶𝗲𝗻𝗰𝗲 𝗮𝗻𝗱 𝗰𝗼𝗱𝗲. ✅You're a 𝘀𝘁𝗮𝗿𝘁𝘂𝗽, 𝗹𝗮𝗯, 𝗼𝗿 𝗼𝗿𝗴𝗮𝗻𝗶𝘇𝗮𝘁𝗶𝗼𝗻 𝘀𝗲𝗲𝗸𝗶𝗻𝗴 𝗮 𝗣𝘆𝘁𝗵𝗼𝗻/𝗥 𝗲𝘅𝗽𝗲𝗿𝘁 who understands the nuances of bioinformatics, clinical data, or experimental workflows. ✅You're looking for 𝗺𝗮𝗰𝗵𝗶𝗻𝗲 𝗹𝗲𝗮𝗿𝗻𝗶𝗻𝗴 𝗺𝗼𝗱𝗲𝗹𝘀 that do more than just crunch numbers — they deliver meaningful predictions for research or business decisions. 👉𝗦𝗘𝗥𝗩𝗜𝗖𝗘𝗦 𝗜 𝗢𝗙𝗙𝗘𝗥 𝗗𝗮𝘁𝗮 𝗦𝗰𝗶𝗲𝗻𝗰𝗲 & 𝗔𝗻𝗮𝗹𝘆𝘁𝗶𝗰𝘀 - Customer segmentation and behavioral modeling - Predictive analytics (sales forecasts, churn prediction, etc.) - Time series forecasting (e.g., lab results, supply chain data, etc.) - Anomaly detection in scientific or business data 𝗗𝗮𝘁𝗮 𝗩𝗶𝘀𝘂𝗮𝗹𝗶𝘇𝗮𝘁𝗶𝗼𝗻 - Interactive Dashboards using R Shiny, Python, and React for data exploration and insights. - Custom Visual Reports for scientific research, business analysis, or stakeholder presentations, using tools like ggplot2. - Business and Scientific Data Reports 𝗠𝗮𝗰𝗵𝗶𝗻𝗲 𝗟𝗲𝗮𝗿𝗻𝗶𝗻𝗴 𝗔𝗽𝗽 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁 (𝘄𝗶𝘁𝗵 𝗥 𝗦𝗵𝗶𝗻𝘆, 𝗣𝘆𝗦𝗵𝗶𝗻𝘆, 𝗗𝗮𝘀𝗵) - Interactive ML dashboards that allow users to run models on the fly - Real-time model result visualization - Tools for non-technical users to interact with ML-powered insights - Training and deploying models through web apps 𝗕𝗶𝗼𝗹𝗼𝗴𝘆 / 𝗕𝗶𝗼𝗶𝗻𝗳𝗼𝗿𝗺𝗮𝘁𝗶𝗰𝘀 - Predictive modeling for gene expression or drug discovery - Classification of biological samples (e.g., cancer vs. non-cancer tissues) - ML for personalized medicine or clinical outcome predictions - ML-powered analysis of omics data (genomics, proteomics, etc.) ⏭️What’s next? 𝗖𝗼𝗻𝘁𝗮𝗰𝘁 𝗺𝗲 𝘁𝗼𝗱𝗮𝘆 to book a complimentary call with your trusted Bioinformatician and let’s discuss your project in more detail.
$43 hourly
Usman K.
- 5.0
- (23 jobs)
Rawalpindi, PUNJAB
Big Data
Data Scraping
Office Design
Data Mining
Django
AWS Glue
Microsoft Azure
Amazon Web Services
Flask
Python
NLTK
Data Science
Natural Language Processing
Machine Learning

✅ Microsoft Certified Solution Architect and Senior Big Data Engineer working in Among 💥Top 3%💥 of Solution's Architect talent in the world and in Top 1% Data Engineers in the Country! I'm 7X Microsoft Certified, 5X Google Cloud Certified,3x Snowflake Certified in Big Data, Data Warehousing and Data Engineering. I've been rated as one of the best in my domain in the country multiple times by multiple institutes. I've worked with large corporates and small budding startups alike to build high-performance Machine Learning systems deployed on the serverless cloud. ☁️ I have Built Scalable and Robust Data solutions Over 3 years of experience with various machine learning projects including: ✅ Data Engineering ✅ Solution Architechting ✅ Data warehousing ✅ Data Integration ✅ Data Ingestion ✅ ETL ✅ Computer Vision ✅ Natural Language Processing ✅ Time-Series Forecasting, ✅ Text Generation ✅ Structured Data processing. I also lead a team of 🌟a selection of the best🌟 AI Developers in the country that were screened out through a National Testing process. I have extensive experience as a Machine Learning Engineer working on complex projects, and I have also been an online coach to 150+ students in Machine Learning and Entrepreneurship. 🌟 WHY CHOOSE ME OVER OTHER FREELANCERS? 🌟 ✅ Client Reviews: I focus on providing VALUE to all of my Clients and Earning their TRUST. ✅ Over-Delivering: This is core to my work as a Freelancer. My focus is on GIVING more than what I expect to RECEIVE. I take pride in leaving all of my Clients saying "WOW" ✅ Responsiveness: Being extremely responsive and keeping all lines of communication readily open with my Clients. ✅ Resilience: Any issue that my Clients face, I attack them and find a SOLUTION. ✅ Kindness: One of the biggest aspects of my life that I implement in every facet of my life. Treating everyone with respect, understanding all situations, and genuinely wanting to IMPROVE my Client's situations. 🏆 Achievements🏆: -- In Top 10 Pytorch engineers according to a freelancing agency -- Top 3 percent of Data Science talent in the world -- 100th Percentile in National Deep Learning test (PIAIC) -- 194rth Rank on Real or Not Kaggle NLP Competition -- Github Arctic Code Vault Contributor -- In Top 10 Public Speakers in the country -- National Accountability Bureau Declamation Contest Winner -- Opening Speaker at an All Pakistan Declamation Contest 👁️Detailed experience:👁️ ✅ Migrating Existing Solutions to the cloud ✅Building Cloud solutions on Azure Synapse, Azure Databricks, AWS Redshift, AWS Aurora, Snowflake ✅ ETL ✅ Building and testing machine learning models ✅ Leading projects with Machine Learning and analytics background ✅ Deploying models to the cloud ✅ Computer Vision ✅ Deep learning ✅ Natural Language Processing ✅ Time series analysis ✅ Text Generation ✅ Integrating machine learning algorithms ✅ Data Analytics 🔬Skills🔬 ✅Cloud: Azure, AWS, GCP, Snowflake ✅Languages/Technologies: Python,R, C++, SQL,Shell,Bash ✅Frameworks: TensorFlow, Keras, Pytorch ✅Libraries: Numpy, Scikit-Learn, Matplotlib, SciPy, Pandas, NLTK, XGBoost ✅DB/Storing: SQL Server,SQLite, MongoDB, Teradata,GaussDB ✅Version control: GIT ✅Analysis: statistics, calculus, classification/clustering, probability, numerical analysis ✅ Strong Maths Background Thirty-seven percent of organizations have implemented Big Data in some form. That’s a 270% increase over the last four years, and by 2021, 80% of emerging But is your business ready for the Big Data revolution? Allow me to be of service.
$50 hourly
Chunlin H.
- 5.0
- (3 jobs)
West Lafayette, IN
Big Data
Azure App Service
Microsoft Power BI Data Visualization
Database
Transact-SQL
Tableau
Machine Learning
Python
SAS
R

Results-Driven Data Scientist with over 10 Years of Experience in Biostatistics, AI/ML, and Data-Driven Decision-Making I specialize in leveraging cutting-edge AI/ML methodologies to solve complex problems and deliver impactful results across diverse industries. My expertise spans the entire data science lifecycle, from data wrangling and statistical analysis to machine learning model development, deployment, and MLOps. Key Skills and Expertise: • Technical Proficiency: Skilled in Python, R, SQL, and advanced AI methods, including NLP, LLMs, and computer vision. • Machine Learning & Deep Learning: Extensive experience developing classification, regression, and time series forecasting models using tools like scikit-learn, TensorFlow, PyTorch, and XGBoost. Proficient in fine-tuning large language models to optimize performance across diverse tasks and domains. • Data Analysis & Visualization: Adept at statistical analysis and creating compelling visualizations with Pandas, Matplotlib, Seaborn, and ggplot2. • Communication & Collaboration: Proven ability to translate complex data insights into actionable recommendations and present findings to stakeholders effectively. I am also a published author of 58 peer-reviewed papers, contributing thought leadership in biostatistics and data analytics. Let’s connect to discuss how I can help solve your toughest data challenges and drive innovation in your projects.
$45 hourly
Muhammad Usman A.
- 4.9
- (58 jobs)
Lahore, PUNJAB
Big Data
Artificial Intelligence
Data Analysis
Matplotlib
Image Processing
Python
Deep Learning
Keras
Machine Learning
PyTorch
Computer Vision
TensorFlow
Python Scikit-Learn
Convolutional Neural Network
Deep Neural Network

Senior Machine Learning/Deep Learning/GenAI Engineer Among Top 3% Freelancer | 5+ Years of Expertise What I bring to the table: ✅AI-Powered Chatbots and Assistants: Custom chat solutions designed for interacting with documents, databases, or multi-agent systems. ✅RAG-Based Applications: Building and optimizing real-time retrieval models using Langchain, LlamaIndex, and other open-source tools for creating smarter, context-aware AI systems. ✅Multi-Agent Architectures: Design and deploy agentic systems that perform complex, collaborative tasks efficiently. ✅AI/ML System Deployment: Streamlining model deployment with cloud-native tools for faster, reliable operations. ✅Performance Optimization: Fine-tuning and enhancing models to deliver faster results without sacrificing quality. ✅Security and Compliance: Implementing AI solutions with robust data security measures in place. Core Expertise: Model Fine-Tuning & Deployment: Specializing in DPO, RLHF, and advanced prompt engineering. RAG Frameworks: Langchain, Haystack, LlamaIndex. AI Infrastructure: AWS, Azure, Google Cloud, SageMaker, Bedrock. Custom AI Assistants: LLM-based assistants for niche industries. Speech & Text Agents: Whisper, Google TTS, Azure TTS, Deepgram. Agentic RAG and Multi-Agent Systems: Crafting AI systems with multiple agents for collaborative tasks. Specialized Services: ✅ Large Language Models: GPT, Claude, Llama, Langchain, LlamaIndex, Deepspeed, QLoRA ✅ Vector databases: Pinecone, ChromaDB, Milvus ✅ Computer Vision | Leading projects in object detection, segmentation, and 3D modeling. ✅ Deep Learning & Generative AI | Building state-of-the-art models like Stable Diffusion, BERT, and LLama2. ✅ NLP & LLMs | Crafting intelligent chatbots and text-mining solutions with OpenAI, LangChain, and more. ✅ AWS & Cloud Deployment | Deploying robust AI/ML models in cloud environments for seamless integration. Projects ✅ Object Classification, Detection, and Segmentation ✅ 3D Object Reconstruction using Deep Generative Networks ✅ OpenAI (Chatbot & Whisper) Deployment | Custom AI Solutions ✅ NLP Text Mining | Summarization, Chatbots, Sentiment Analysis, Transformers ✅ Generative Models for Stock Prediction & Financial Forecasting ✅ Anomaly Detection in Videos and Signal Processing ✅ Medical Image Analysis | Cutting-edge Segmentation & Diagnosis ✅ 2D Virtual Clothing | Fashion Tech Innovation ✅ Weakly Supervised Attention Networks for Satellite Imagery Analysis ✅ Custom AI Solutions Tailored to Your Business Needs Let’s Work Together! Whether you’re looking to develop a domain-specific chatbot, deploy a machine learning model in the cloud, or explore the potential of generative AI, I’m here to deliver solutions that drive results. Let’s collaborate to turn your vision into reality.
$40 hourly
Shannon R.
- 5.0
- (1 job)
Rusk, TX
Big Data
Database Design
Bootstrap
Flask
Object Detection
SciPy
Data Visualization
pandas
SQL
Data Science
NumPy
Artificial Intelligence
Internet of Things
Python

I build intelligent systems that bridge hardware, software, and AI—from concept to production. With 10,000+ hours across math, physics, CS, and AI. I deliver real-world solutions that work reliably, at scale. Proven Results: Built neural networks from scratch: full backpropagation, cross-entropy, matmul, ReLU, sigmoid — from memory, no frameworks Achieved 97.89% MNIST accuracy via manual backprop implementation Processed 190M+ rows of data for a commercial client via optimized data pipelines Built a 4-sense smart home (touch, vision, sound, smell) with LLM integration Created internet-controlled water system works from TX to CA Built AI-vision-controlled vehicles using neural networks + sensors Technical Scope: Neural Net Math: backpropagation, chain rule, matrix calculus, PyTorch internals, transformer architecture Python Systems: automation, Flask, Bootstrap, SQLite, real-time control Embedded/IoT: ESP32, Arduino, Raspberry Pi, sensor integration, long-range comms AI Integration: GPT, Whisper, ResNet, vision pipelines, mechanistic interpretability Big Data: pandas optimization, 100M+ row processing, visual reporting Hardware: motors, relays, mesh networking, rugged physical deployment Communication BBA, magna cum laude (94th percentile nationally) 600K+ YouTube views explaining complex technical systems clearly Can break any concept to first principles — literally to electrons through transistors Need a system that works — AI to hardware, end-to-end? Let's talk.
$78 hourly
Darshan L.
- 5.0
- (29 jobs)
Ahmedabad, GUJARAT
Big Data
Amazon Web Services
API
Python
Solution Architecture Consultation
RESTful API
JavaScript
Kubernetes
Java
Node.js
Amazon ECS
Application Security
Cloud Computing
Software Architecture & Design
Serverless Computing

I have more than 8 years of Experience of Designing, Devloping and Maintaining software applications. I translate client's Ideas, thoughts into Wireframes, milestones and carve out Plans to achieve the them. I've worked on many projects and many teams both remote and inhouse, providing development, training and support in many Programming Languages, databases, architectures on variety of industries. Through my work experience, I've faced and identified complex problems and tackled them with solutions. I write clean, maintainable and responsive code and match deadlines all the time. I work towards building trust, dependability and expectations. I am AWS Certified Solutions Architect and a Upwork Certified Javascript Backend Engineer.
$80 hourly
Koce P.
- 5.0
- (3 jobs)
Skopje, KARPOŠ
Big Data
API
Data Warehousing & ETL Software
Model View ViewModel
Xamarin
.NET Core
Full-Stack Development
Visual Basic
.NET Framework
Microsoft SQL Server
MySQL
C#
MongoDB
Transact-SQL
PostgreSQL

I am Software Architect & Full Stack Developer with 25 years of experience in developing applications. Past Projects were full stack development in the field of CRM/Mobile CRM, Billing, ERP, WMS, Inventory. I have great experience in Database design for relation databases with more than 100M records and migrating to No-SQL. Main experience in: SQL Server • C# • Xamarin • MongoDB • VB.NET • MySQL
$70 hourly
Chuck S.
- 5.0
- (1 job)
Pepperell, MA
Big Data
Tech & IT
Simulation Game
Artificial Intelligence
Computer Network
Software
HubSpot
Event Management
Email Marketing Strategy
Campaign Copywriting
Content Marketing
Product Launch
Brand Positioning
Sales Enablement
Messaging Framework
Content Development
Case Studies

Effective content developer who specializes in messaging and positioning for technical products and services. I have worked with technology ranging from AI and machine learning to networking and software to wireless power transfer and service assurance. The content I've developed includes collateral (white papers, data sheets, overview brochures), web content, video scripts, blog posts, emails, social media, press releases, sales enablement content, and much more. I work fast and effectively, and pick up new technology very quickly.
$75 hourly
Hasan A.
- 4.9
- (30 jobs)
Dhaka North City Corporation, DHAKA
Big Data
Hypothesis Testing
Report Writing
Logistic Regression
Economic Analysis
Microeconomics
Economics
Exploratory Data Analysis
Data Analysis
Stata
Econometrics
Statistics
Data Visualization
R

I am an independent researcher who completed his post-graduation from a reputed university in Bangladesh. Currently, I am working at BRAC James P. Grant School of Public Health as a Research Associate. Here, I am working on a project which aims to investigate the impact of HER on energy saving behavior in the context of a developing country. I have adept knowledge and experience in modeling econometric data, providing insightful analysis, writing research findings and summary in the field of Economics. In addition to that, I have completed many online courses regarding analysis and visualization in R. I have adept knowledge in Stata as well. I am also good at tutoring Microeconomics, Macroeconomics, and Statistics.
$45 hourly
Tajallah S.
- 5.0
- (4 jobs)
Lahore, PB
Big Data
Hugging Face
PyTorch
NumPy
Data Engineering
Medical Imaging
Computer Vision
Natural Language Processing
Machine Learning Model
Machine Learning
Artificial Intelligence
Python
PostgreSQL
MySQL
SQL

With a strong foundation in neural networks, I've successfully implemented Convolutional Neural Networks (CNNs) and fine-tuned advanced language models (LLMs) like BERT, T5, and GPT for diverse downstream tasks. My expertise spans web development, data engineering, and data science, utilizing tools such as Informatica, Azure Data Factory, Databricks, Spark, Hadoop, PostgreSQL, SQL, MongoDB, and more. In the field of natural language processing (NLP), I've explored sequential models, RNNs, LSTMs, GRUs, and cutting-edge transformers. My academic journey culminated in a thesis focused on machine learning applications in medical data, where I delved into advanced medical image segmentation techniques. This included pioneering work on orthogonal medical image annotations using sparse data through a dual-network paradigm, Dense-Sparse Cotraining (DeSCO). Additionally, I explored federated learning methodologies like FedAvg and FedGen. Proficient in Python, PyTorch, NumPy, TensorFlow, Matplotlib, SQL, Git, Scikit-learn, NLTK, HuggingFace, OpenAI and LangChain, I am well-equipped to contribute to impactful projects at the convergence of web development, data engineering, and machine learning.
$40 hourly
Abdul A.
- 5.0
- (7 jobs)
Lahore, PUNJAB
Big Data
Python
.NET Framework
Microsoft Excel
Web Application
Node.js
Oracle Database Administration
Google Analytics
SQL
Business Analysis
Business Intelligence
WordPress
PHP
JavaScript

---AI Integrations | WordPress Development | Plugin Customisation | PHP | .Net | Python | Node | React | Laravel | SQL | My SQL | SQL Server | Oracle | Oracle DBA | Toad | Telerik Web Forms | Vanilla JS | JQuery | HTML5 | Sass | CSS | WordPress | Joomla | Shopify | Web Servers ( Apache, TomCat, MS, Linux ) | Amazon Web Server | Adobe Photoshop | Adobe Illustrator | Figma | Canva | Power BI | DAX | Data Science --- I'm a seasoned IT professional with 14 years of experience, offering a comprehensive skillset that bridges the gap between Software Project Management, software development and business process optimization and data science. . Building Powerful Web Solutions: • WordPress : I've delivered 100+ successful WordPress website from simple portfolio to complex CMS , including deep level plugin and theme customizations. • Full-Stack Mastery: I excel in crafting web applications from the ground up, leveraging my expertise in both front-end and back-end technologies. Front-End: Experienced in HTML, CSS, and JavaScript frameworks like React or Angular to build user-friendly and interactive interfaces. Back-End: I'm well-versed in server-side programming languages like .Net (C#), PHP, Python and Java to ensure robust data processing and application logic. Database: Experienced to integrate applications with various databases like My SQL, SQL Server and Oracle, maintaining data integrity and security. Platform Proficiency: I'm comfortable working in both Windows and Linux environments, ensuring platform-agnostic solutions. • Web Development Focus: With 14 years of experience, I specialize in building dynamic and scalable web applications. My expertise covers: Content Management Systems (CMS): Master in WordPress to create user-friendly websites from small business portfolio to content management solutions. E-Commerce Development: My experience includes developing e-commerce platforms with secure payment gateways and shopping cart functionalities. API Integration: I can seamlessly integrate web applications with third-party APIs to extend functionalities and enhance user experience. • Data Storytelling Specialist: I don't just develop, I transform data into actionable insights through Power BI dashboards, having command on DAX and SQL Queries as well. • Project Management Pro: My experience managing software projects ensures smooth development cycles and successful deployments. • Proven Track Record: I've led the development and deployment of data-driven solutions for retail and distribution sales analysis. I'm Here to Help You: • Develop robust web applications that meet your specific business needs. • Lead DevOps and Software Projects, ensuring deliverables as per client needs. • Optimize business and Gain valuable insights from your data to drive informed decision-making. • Provide all round solutions for Web / Mobile and AI as single point of contact. • Transform raw data into clear and impactful visualizations. Why Choose Me? I offer a comprehensive skillset that bridges the gap between development and data analysis. I'm passionate about leveraging technology to solve real-world business problems.
Want to browse more talent?
Sign up