🚀 Data Engineer & Solution Architect | Scaling Data Platforms 10× Without Breaking Them
I design data systems that don’t just run, they scale, perform, and stay reliable under real-world pressure.
With 7+ years building enterprise-grade platforms, I’ve seen the same story repeat:
A pipeline works at 10M records… then collapses at 100M.
Costs spiral. Latency explodes. Nobody wants to touch the legacy system.
That’s where I come in.
🧠 What I Actually Deliver
I architect cloud-native data platforms built for tomorrow not quick fixes for today.
✔ Migrate fragile legacy systems to modern, resilient architectures
✔ Design scalable data lakes and lakehouses
✔ Optimize pipelines bleeding money and compute
✔ Build real-time analytics for mission-critical decisions
✔ Create foundations ready for AI/ML workloads
Result: Systems that grow with your business instead of holding it back.
⚙️ Deep Technical Expertise Across the Stack
☁️ Cloud Platforms
AWS: Glue, EMR, Redshift, Kinesis, S3, Lambda, Lake Formation, DMS, MSK, RDS
Azure: Data Factory, Synapse, Databricks, DevOps
GCP: Dataflow, Cloud Functions, Cloud Storage
🔥 Big Data & Streaming
Apache Spark (Scala & PySpark) • Kafka • Kinesis • NiFi • Hadoop Ecosystem • Airflow • Delta Lake
💻 Programming
Python • Scala • SQL • Shell • Java
🗄️ Databases & Storage
PostgreSQL • MySQL • Oracle • SQL Server • MongoDB • Cassandra • DynamoDB • Elasticsearch
🛠️ DevOps & Infrastructure
Docker • Kubernetes • OpenShift • Terraform • Jenkins • Ansible • Git
📊 Observability & Governance
CloudWatch • ELK • Grafana • Athena
IAM • Lake Formation • Encryption • Audit Logging • Okta • Cognito
🏢 Enterprise Experience That Matters
I’ve delivered production systems for Fortune 500 organizations across finance, energy, hospitality, and SaaS handling hundreds of millions of records daily.
From ingestion → transformation → real-time analytics → security → DevOps automation — I design the full lifecycle.
🏆 Proven Impact
✔ Re-architected legacy pipelines → 5× performance boost & 60% cost reduction
✔ Built event-driven systems processing 500M+ records/day
✔ Delivered secure data lakes with row-level governance
✔ Reduced MTTR by 70% with end-to-end observability
✔ Led zero-downtime cloud migrations
✔ Secured $2B+ transaction data with encryption platforms
🤝 Best Fit For Organizations That Need
🔹 Cloud migration with strong architectural guidance
🔹 Performance or scalability bottlenecks
🔹 Data platforms for AI/ML initiatives
🔹 Multi-cloud or hybrid strategies
🔹 Long-term reliability over quick hacks
⚠️ Not a Fit For
❌ One-off scripts or basic SQL tasks
❌ Temporary data cleanup work
❌ Short-term patch solutions
I focus where architecture decisions create lasting business value.
💬 What Clients Value Most
Clear thinking on complex problems
Communication executives understand
Engineering teams trust
Systems built to last
👉 If your data platform needs to scale, stabilize, or modernize then let’s talk.
Amazon Web Services
Google Cloud Platform
Elasticsearch
Python
Scala
MongoDB
Microsoft Azure
PostgreSQL
Apache Spark
Apache Kafka
Kibana
Grafana
Big Data
ETL Pipeline
Databricks Platform
PySpark
Apache NiFi
Sushant S.
Mumbai, India
$10/hr
5.0
1 jobs
I’m a Data Engineering Professional with 4+ years of experience delivering innovative, scalable, and efficient solutions for complex data challenges. My expertise spans Big Data, Data Warehousing, Cloud Computing, and Data Analytics, ensuring seamless ETL pipelines and actionable insights for clients worldwide.
🌟 My Mission: To help businesses leverage data for smarter decisions, optimized workflows, and measurable results.
🛠️ Core Competencies
📊 Big Data & Data Engineering
Proficient in Apache Spark, Hadoop, MapReduce, Hive, Kafka, Airflow, and Snowflake.
Real-time and batch data processing expertise using Spark Streaming and Flink.
Skilled in tools like Presto, Cloudera Manager, StreamSets, and Zookeeper.
☁️ Cloud Platforms
AWS: EC2, S3, RDS, EMR, Redshift, Lambda, Glue, Kinesis, Athena.
Azure: Azure Databricks, Synapse Analytics, Data Factory, Data Lake.
GCP: BigQuery, Dataflow, and other scalable services.
📈 Data Visualization & Business Intelligence
Expertise in crafting dashboards with Tableau, Power BI, and Grafana for actionable insights.
💾 Databases
Mastery of SQL and NoSQL databases, including SQL Server, PostgreSQL, MongoDB, Cassandra, and HBase.
💻 Programming & DevOps
Advanced coding skills in Python, Scala, and Java for ETL workflows and automation.
Experience with Docker, Kubernetes, and other DevOps tools for smooth deployment.
🌟 Why Choose Me?
✅ Proven Track Record
Successfully designed and implemented end-to-end pipelines, processing massive datasets with exceptional performance.
✅ Cloud Expertise
Extensive hands-on experience with AWS, Azure, and GCP, ensuring cost-effective and scalable solutions.
✅ Business-Driven Solutions
Focused on aligning technical implementations with your business goals to maximize value.
✅ On-Time Delivery
Reliability and adherence to deadlines without compromising quality.
💼 Let’s Collaborate!
Looking for a dedicated, detail-oriented, and highly skilled Data Engineer to transform your data strategies? Let’s connect and build your next data-driven success together!
📬 Contact Me Today to discuss how I can add value to your projects.
Data Extraction
Python
Apache Spark
SQL
ETL Pipeline
Amazon Redshift
BigQuery
Databricks Platform
Data Lake
dbt
API
Apache Airflow
Data Scraping
Data Analysis
Data Warehousing & ETL Software
Pranit S.
Mumbai, India
$80/hr
4.8
43 jobs
I build end-to-end data platforms — from raw source ingestion through dbt transformation to production dashboards — on Snowflake, BigQuery, Databricks, Sigma Computing, and Looker. One consultant who owns the full stack: ETL pipelines, cloud data warehouse, data modeling, and the BI reporting layer your team actually trusts.
Founder of Warehows Analytics. Official partner with Snowflake, dbt, Databricks, and Sigma Computing. 32+ projects delivered across SaaS, e-commerce, fintech, healthtech, cybersecurity, and private equity. Top Rated Plus with 100% client satisfaction. $2.3M+ saved in client infrastructure costs.
Stack: Snowflake, BigQuery, Databricks, dbt, Airflow, Fivetran, Airbyte, Hevo, Sigma Computing, Looker, Power BI, Superset, Streamlit, Python, SQL, FastAPI
What I have delivered:
- Fortune 500 — Oracle to Snowflake migration. 10M+ records/day CDC pipelines. Query times down 85%, costs down 60%.
- $50M e-commerce brand — unified Google Ads, Facebook, email, and organic data. Single attribution model. ROAS from 3:1 to 7:1.
- Finance SaaS (finsightsai.tech) — multi-tenant embedded analytics on Snowflake + Sigma serving 80+ customers. Sub-second queries. Built end to end: ingestion, dbt models, UI, LLM-powered insights.
- Multi-brand e-commerce (4 brands) — Shopify, WooCommerce, QuickBooks, and ad platforms consolidated into Databricks + Looker. +65% marketing ROI. 80% less reporting time.
- Cybersecurity startup — BigQuery warehouse consolidating Salesforce, RB2B, and product data. dbt-modeled attribution resolved three conflicting definitions of "converted lead."
- Creative & PR agency — 50K+ customer reviews processed. AI sentiment analysis. Sigma dashboards. Client onboarding from 6 weeks to 1 week.
- Veterinary clinic group — manual Excel to live cross-clinic dashboards. Airbyte + Airflow + dbt + Snowflake + Sigma. 10x faster onboarding.
- Energy PE firm — Snowflake Cortex Analyst. Natural-language queries over sensitive portfolio data.
- eMarketer — Snowflake reporting replacing 3-week manual Excel process. Runs daily, untouched.
Services:
- Cloud data warehouse design (Snowflake, BigQuery, Databricks)
- ETL/ELT pipelines (Fivetran, Airbyte, Hevo, custom Python)
- dbt transformation with testing, documentation, and semantic layer
- BI dashboard development (Sigma, Looker, Power BI, Superset, Streamlit)
- Embedded analytics for SaaS products (multi-tenant, row-level security)
- Marketing attribution and revenue reporting
- Data migration from legacy systems (Oracle, Talend, on-prem)
- AI/LLM integration (RAG, conversational analytics, Cortex Analyst)
Why this matters: data projects fail when nobody owns both ends. The pipeline engineer builds what was specified. The analyst reports what was delivered. Nobody checks whether either matches what the business needed. I hold the full picture — from raw source to executive dashboard — so the numbers your team sees are the numbers your finance team agreed to.
Every model has tests. Every pipeline has monitoring. Every dashboard traces to a definition settled before the first chart was built.
Send me a message. I respond the same day.
Top Rated Plus · 32+ Projects · Snowflake Partner · dbt Partner · Databricks Partner · Sigma Computing Partner
Data Analytics
SQL
Python
Data Visualization
BigQuery
Snowflake
Machine Learning
Data Engineering
Data Warehousing & ETL Software
Google Cloud Platform
Amazon Web Services
dbt
Apache Superset
Databricks Platform
Data Science Consultation
Apache Airflow
Data Transformation
Dashboard
ETL Pipeline
Business Intelligence
Ajay B.
Mumbai, India
$30/hr
4.5
6 jobs
Highly Skilled IT Professional Experience in GCP and Azure Cloud with over 7+ years of experience working as GCP and Azure Data Engineer.
Overall, 16+ years in IT Experience. In Software Design, Development, Analysis, Testing, Data Warehouse and Business Intelligence tools.
Working within an Agile delivery methodology production implementation in iterative sprints
GCP :
BigQuery – Created external table on GCS Parque files, Views with Dedupe logic,
Wrote the dynamic batch script to find the current/invalid parquet files in GCS
🖎 DataProc – Written in PySpark / Spark SQL program to transform data and used
dataproc cluster to run the job. Implemented Delta lake
🖎 Composer, Apache Airflow – Used for workflow orchestrations.
🖎 Git – Used to maintain as a code repository
🖎 GCS – Storage used to keep processed data. Parquet/CSV files used to store data.
🖎 Programming – PySpark, Python, and Spark SQL used for script
Cloud Data Platform (Azure):
Implemented standard Databricks Notebook used to load Full load and Delta load (Type 1) to process a large volume of data with all the business rules and transformation.
Used Scala and Spark SQL language to create standard Databricks Notebook
Implemented Azure Key Vault service to store all the vital credentials like Service Principal key, Database credentials, Storage connection string, and others
Knowledge of ADLA (U-SQL) replacement with Azure Databricks for data processing
Designed and implemented highly performant data ingestion ADF pipelines from multiple sources using Azure Databricks
Created some UDF for logging, History load from multiple date folders from data lake storage
DW& Data Modeling:
Experience in OLTP/OLAP System Study, developing Database Schemas like Star Schema and Snowflake Schema used in relational, dimensional, and multidimensional modeling.
Experience in analysis, design, and construction of Data warehouses.
Expert Experience in Normalization, De-normalization.
Implemented Slowly Changing Dimensions - Type I & II in Dimension tables as per the requirements
ETL:
Proficient in using SQL Server Integration Services to build Data Integration and Workflow Solutions, Extract, Transform and Load (ETL) solutions for Data warehousing applications.
Skilled in Business Intelligence tools like SQL Server 2008R2 Integration Services (SSIS).
Experience creating SSIS packages to automate the Import and Export of data to and from SQL Server 2008 using SSIS tools like Import and Export Wizard, Package Installation, and BIDS.
T-SQL:
Extensive experience in using T-SQL (DML, DDL) in SQL Server 2012 / 2000 platforms.
Experienced in creating Tables, Stored Procedures, Views, Indexes, Cursors, Triggers, User Profiles, User Defined Functions, Relational Database Models, and Data Integrity in observing Business Rules.
Implemented Change Tracking (CT) and Change Data Capture (CDC) functionality
Extensive knowledge in tuning T-SQL, Query Optimization to improve the Stored Procedures/Functions performance and availability.
Data Migration
SQL
Data Warehousing
Databricks Platform
API Integration
PySpark
Python
Big Data
Google Cloud Platform
Microsoft Azure SQL Database
Apache Airflow
BigQuery
Azure Service Fabric
Data Lake
Data Engineering
Chinmay A.
Mumbai, India
$75/hr
4.3
19 jobs
🔹 I build data platforms that handle petabytes of data, millions of events, and ensure zero-tolerance downtime.
I’m a senior data engineer and cloud architect with over a decade of experience building production-grade, petabyte-scale data platforms for high-growth, data-intensive businesses.
I specialize in real-time analytics, low-latency systems, and cloud cost optimization — the kind of work that breaks if done wrong and gets noticed by leadership when done right.
🚀 Proven Business Impact
- +18% revenue uplift by detecting and blocking high-risk fraud users in a real-time data platform
- Less than 30ms read/write latency for high-DAU applications handling millions of events per day
- Production-grade pipelines supporting analytics & ML with strict data quality guarantees
What I’m Typically Brought In For
- Stabilizing broken or unreliable data pipelines
- Designing real-time or near-real-time architectures
- Reducing Snowflake/cloud warehouse costs
Core Stack:
- Cloud & Warehousing: AWS, GCP, Snowflake, Databricks
- Data Engineering: Spark, Kafka, Airflow, dbt, Terraform
- Real-Time Systems: Kafka, Flink, DynamoDB
- Architectures: Data Lakes, Warehouses, Lakehouses
How I Work
I ship systems that survive production, scale, and audits.
That means clear scope, measurable outcomes, and no “hope it works” engineering.
📌 If your data platform is a bottleneck or a liability, let’s fix it properly.
Message me to discuss your system and constraints.
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