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4.8/5
based on 178 client reviews
  2. Development & IT Talent
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  4. (Current) Time Series Analysis Freelancers
  • $65 hourly

    • 5.0/5
    • (81 jobs)
    ★ Expert-Vetted (top 1% of talent on Upwork) ★ Are you looking for someone with expertise in using ChatGPT and prompt design engineering? I can help with creating the right prompts for you purpose, developing custom GPTs, fine tunning, API scripting, and developing approaches to tapping the benefits from the use of ChatGPT. Ping me for a chat. 👋 Hello there, Glad to make your acquaintance. I am a Python developer with a passion for data science and a focus on the study and analysis of data to uncover hidden insights. I have a proven engineering and professional business background expertise in data processing, data mining, data analysis, and data visualization. I am a TensorFlow certified machine learning developer and can help with your investigation and needs in this area. Do reach out to me to start a conversation on how we can leverage the power of machine learning and artificial intelligence to achieve quantifiable business improvements. List of areas I can help: ★ ChatGPT prompt design, prompt engineering, fine-tuning ★ Python coding/scripting/web scraping ★ Raspberry PI and Arduino projects ★ Data Mining, Data Analysis, Data Modeling, Data Visualization, ETL ★ Time Series Analysis, Computer Vision, Natural Language Processing, Deep Learning ★ ML Project Plan Setup ★ ML Data Collection and Preparation ★ ML Model Exploration ★ ML Model Tuning and Refinement ★ ML Test and Evaluate ★ Assits with crafting a compelling business case and narrative grounded solidly on data
    vsuc_fltilesrefresh_TrophyIcon Time Series Analysis
    Data Analysis
    Algorithm Development
    Data Modeling
    Data Extraction
    OCR Algorithm
    Data Science
    Machine Learning
    Data Mining
    Data Entry
    Data Scraping
    TensorFlow
    Python
    Computer Vision
  • $40 hourly

    • 4.9/5
    • (214 jobs)
    As an Economist, Researcher, and Data Analyst with publications on Google Scholar and ResearchGate, I possess extensive experience in developing research methodologies and conducting statistical and econometric analyses. I have expertise in using a variety of software, including STATA 18, SPSS, AMOS, EVIEWS 13, GRETL, JAMOVI, SAS, and R. With this expertise, I can assist you in the data analysis or empirical sections of your research, providing intuitive interpretations of the results. Furthermore, I offer comprehensive guidance on research projects (thesis/dissertation), covering every stage—from the introduction and literature review (conceptual, theoretical, and empirical) to methodology design, data analysis, and the conclusion with recommendations. I guarantee plagiarism-free content in all academic writing. In the corporate and business data analysis space, I specialize in analyzing UX Surveys, managing databases, and delivering insightful data visualizations using SQL and Power BI. Lastly, as a minister in the vineyard of God, I am also available to help with writing Spirit-inspired devotionals, sermons, and Christian writings.
    vsuc_fltilesrefresh_TrophyIcon Time Series Analysis
    Scientific Research
    NVivo
    Forecasting
    Economic Analysis
    Christian Theology
    Economics
    Microeconomics
    Predictive Analytics
    Case Studies
    Stata
    Econometrics
    Academic Research
    EViews
  • $40 hourly

    • 4.9/5
    • (51 jobs)
    I am a 𝗣𝗵.𝗗. 𝗶𝗻 𝗔𝗿𝘁𝗶𝗳𝗶𝗰𝗶𝗮𝗹 𝗜𝗻𝘁𝗲𝗹𝗹𝗶𝗴𝗲𝗻𝗰𝗲 𝗮𝗻𝗱 𝗠𝗮𝗰𝗵𝗶𝗻𝗲 𝗟𝗲𝗮𝗿𝗻𝗶𝗻𝗴 and the founder of a cutting-edge startup specializing in AI and ML solutions. I offer a unique blend of academic expertise and entrepreneurial spirit. 𝗘𝘅𝗽𝗲𝗿𝘁𝗶𝘀𝗲: ✔ 𝗚𝗲𝗻𝗲𝗿𝗮𝘁𝗶𝘃𝗲 𝗔𝗜 & 𝗟𝗮𝗿𝗴𝗲 𝗟𝗮𝗻𝗴𝘂𝗮𝗴𝗲 𝗠𝗼𝗱𝗲𝗹𝘀 (𝗟𝗟𝗠𝘀): Deep experience with GPT-4, GPT-3.5, ChatGPT, Whisper, BERT, and more. ✔ 𝗡𝗲𝘂𝗿𝗮𝗹 𝗡𝗲𝘁𝘄𝗼𝗿𝗸𝘀 & 𝗠𝗟 𝗔𝗹𝗴𝗼𝗿𝗶𝘁𝗵𝗺𝘀: Proficient in LSTM, RNN, CNN, Random Forest, Learning to Rank, Regression, and other advanced algorithms. ✔ 𝗗𝗮𝘁𝗮 𝗦𝗰𝗶𝗲𝗻𝗰𝗲: Comprehensive skills in data analysis, modeling, and implementation. 𝗧𝗲𝗰𝗵𝗻𝗼𝗹𝗼𝗴𝘆 𝗦𝘁𝗮𝗰𝗸: ✅ 𝗣𝗿𝗼𝗴𝗿𝗮𝗺𝗺𝗶𝗻𝗴 𝗟𝗮𝗻𝗴𝘂𝗮𝗴𝗲𝘀: Python (full scientific stack), R ✅ 𝗙𝗿𝗮𝗺𝗲𝘄𝗼𝗿𝗸𝘀: TensorFlow, PyTorch, Keras ✅ 𝗧𝗼𝗼𝗹𝘀: NLTK, Docker 𝗪𝗵𝗮𝘁 𝗜 𝗢𝗳𝗳𝗲𝗿: ➞ Proven track record in building and scaling SaaS products. ➞ Expertise in translating complex AI and ML concepts into real-world, impactful solutions. ➞ A passion for pushing the boundaries of AI and ML to deliver innovative results. Let’s Collaborate: Transform your AI and ML challenges into groundbreaking solutions!
    vsuc_fltilesrefresh_TrophyIcon Time Series Analysis
    Data Mining
    Sentiment Analysis
    Machine Learning
    Learning to Rank
    Natural Language Processing
    Deep Learning
    Model Tuning
    Logistic Regression
    Model Optimization
    Classification
  • $145 hourly

    • 5.0/5
    • (43 jobs)
    I offer excellent data analysis and visualization using R or Python. Furthermore, i will conduct your Machine-Learning project. That can include data cleaning, manipulation, feature engineering, evaluation and deployment of machine-learning-models (also Deep Learning), and explaining of black box models. Need help with statistics in your studies? I provide you with well-explained input. Need help with your R-code? I will debug your script and/or give a code review. ✔️ more than 60.000 lines of R-code experience ✔️ R-package development, R-shiny, and R-markdown experience ✔️ SQL and Python coding ✔️ Theoretical and practical understanding of machine learning algorithmics ✔️ Master of Science Statistics with focus on Data Science ✔️ Finished 9th in Data Mining Cup 2017 out of 202 Teams Feel free to contact me anytime, I am curious to hear about your challenges. I am looking forward to working with you!
    vsuc_fltilesrefresh_TrophyIcon Time Series Analysis
    Code Review
    Data Analysis
    PostgreSQL
    Software Debugging
    ggplot2
    Data Science
    Machine Learning
    XGBoost
    R
    Random Forest
    Python
    Convolutional Neural Network
    Artificial Neural Network
  • $15 hourly

    • 4.9/5
    • (34 jobs)
    👋 Greetings, With 5 years of experience, I specialize in delivering high-quality, scalable AI and data science solutions. As a top-rated Upwork freelancer, I’ve spent the last year empowering small businesses by turning complex data into actionable insights that drive growth. My expertise spans key industries, including Telecom, Customer Success, and Healthcare. I thrive on solving intricate challenges, transforming raw data into innovative, AI-powered solutions that deliver real business value. ✔️ 𝗣𝗿𝗼𝘃𝗲𝗻 𝗘𝘅𝗽𝗲𝗿𝘁𝗶𝘀𝗲: 𝗠𝗮𝗰𝗵𝗶𝗻𝗲 𝗟𝗲𝗮𝗿𝗻𝗶𝗻𝗴 𝗦𝗼𝗹𝘂𝘁𝗶𝗼𝗻𝘀: Customer satisfaction score prediction, customer churn prediction, propensity to buy, product price prediction, etc. 𝗕𝗜 𝗗𝗮𝘀𝗵𝗯𝗼𝗮𝗿𝗱𝘀: Developing insightful and interactive dashboards with Power BI to visualize business KPIs and data trends effectively. 𝗔𝗜 𝗖𝗵𝗮𝘁𝗯𝗼𝘁𝘀 𝗳𝗼𝗿 𝗗𝗼𝗺𝗮𝗶𝗻-𝗦𝗽𝗲𝗰𝗶𝗳𝗶𝗰 𝗗𝗮𝘁𝗮𝗯𝗮𝘀𝗲𝘀: Pull insights out of complex databases using Natural Language. 𝗔𝗜 𝗔𝘀𝘀𝗶𝘀𝘁𝗮𝗻𝘁𝘀 𝗳𝗼𝗿 𝗦𝘁𝗿𝘂𝗰𝘁𝘂𝗿𝗲𝗱 & 𝗨𝗻𝘀𝘁𝗿𝘂𝗰𝘁𝘂𝗿𝗲𝗱 𝗗𝗼𝗰𝘀: Simplifying interactions with complex texts and scanned documents. 𝗜𝗻𝗳𝗼𝗿𝗺𝗮𝘁𝗶𝗼𝗻 𝗘𝘅𝘁𝗿𝗮𝗰𝘁𝗶𝗼𝗻 𝗔𝗽𝗽𝗹𝗶𝗰𝗮𝘁𝗶𝗼𝗻𝘀: Automating extraction from detailed documents. 𝗩𝗶𝗿𝘁𝘂𝗮𝗹 𝗔𝘀𝘀𝗶𝘀𝘁𝗮𝗻𝘁𝘀: Supporting customer service centers and consumers. 𝗔𝗜-𝗕𝗮𝘀𝗲𝗱 𝗖𝗼𝗻𝘃𝗲𝗿𝘀𝗮𝘁𝗶𝗼𝗻 𝗦𝘂𝗺𝗺𝗮𝗿𝗶𝘇𝗲𝗿 & 𝗥𝗲𝗰𝗼𝗺𝗺𝗲𝗻𝗱𝗮𝘁𝗶𝗼𝗻 𝗘𝗻𝗴𝗶𝗻𝗲 𝗔𝗜-𝗗𝗿𝗶𝘃𝗲𝗻 𝗗𝗮𝘁𝗮 𝗩𝗶𝘀𝘂𝗮𝗹𝗶𝘇𝗮𝘁𝗶𝗼𝗻: Interactive charts powered by natural language queries. 𝗥𝗲𝗮𝗹-𝗧𝗶𝗺𝗲 𝗔𝗻𝗼𝗺𝗮𝗹𝘆 𝗗𝗲𝘁𝗲𝗰𝘁𝗶𝗼𝗻: Identifying log data anomalies using Azure Data Explorer. ✔️ 𝗦𝗲𝗿𝘃𝗶𝗰𝗲𝘀 𝗜 𝗢𝗳𝗳𝗲𝗿: 𝗗𝗮𝘁𝗮 𝗦𝗰𝗶𝗲𝗻𝗰𝗲 & 𝗠𝗮𝗰𝗵𝗶𝗻𝗲 𝗟𝗲𝗮𝗿𝗻𝗶𝗻𝗴 𝗦𝗼𝗹𝘂𝘁𝗶𝗼𝗻𝘀: Unlock your data’s potential with tailored, high-impact machine learning solutions. 𝗔𝗜 𝗣𝗿𝗼𝗱𝘂𝗰𝘁 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁: From AI ideas to production-ready applications, I build POCs, MVPs, and virtual assistants to enhance customer experience and business growth. 𝗗𝗮𝘁𝗮 𝗔𝗻𝗮𝗹𝘆𝘁𝗶𝗰𝘀 & 𝗩𝗶𝘀𝘂𝗮𝗹𝗶𝘇𝗮𝘁𝗶𝗼𝗻: Actionable insights and data storytelling through advanced visualizations with Power BI and Google Looker Studio. 𝗗𝗮𝘁𝗮 𝗖𝗹𝗲𝗮𝗻𝗶𝗻𝗴 & 𝗧𝗿𝗮𝗻𝘀𝗳𝗼𝗿𝗺𝗮𝘁𝗶𝗼𝗻: Ensure clean, structured, and ready-for-analysis data. 𝗧𝗶𝗺𝗲 𝗦𝗲𝗿𝗶𝗲𝘀 𝗙𝗼𝗿𝗲𝗰𝗮𝘀𝘁𝗶𝗻𝗴 & 𝗔𝗻𝗼𝗺𝗮𝗹𝘆 𝗗𝗲𝘁𝗲𝗰𝘁𝗶𝗼𝗻: Anticipate trends and mitigate risks with precise forecasts and anomaly detection. ✔️ 𝗖𝗼𝗿𝗲 𝗦𝗸𝗶𝗹𝗹𝘀: Data Analytics & Visualization: Microsoft Power BI, Google Looker Studio Machine Learning: Python, PySpark, Pandas, Numpy, Scikit-learn, LightGBM Big Data Analytics: Azure Databricks, ADLS Gen2, Delta/Parquet tables. Text Analytics & NLP Time Series Analysis & Forecasting Cloud Platforms: Azure, AWS, Firebase Frontend & Backend Development: Django, Next.js, React, Node.js, FastAPI ✔️ 𝗧𝗲𝗰𝗵𝗻𝗼𝗹𝗼𝗴𝘆 𝗦𝘁𝗮𝗰𝗸: AI/ML Tools: LangChain, LlamaIndex, OpenAI APIs, LightGBM, XGBoost, MLFlow DevOps: Docker, Kubernetes Programming: Python, PySpark, JavaScript, SQL, KQL APIs: REST, GraphQL, WebSockets Why Choose Me? I consistently deliver beyond expectations, working collaboratively to achieve your business goals with accessibility, effective communication, and attention to detail. I'm flexible on budget and open to negotiations to ensure long-term success. Looking forward to creating solutions that drive your business forward! NB: Examples of my work are available in the portfolio section.
    vsuc_fltilesrefresh_TrophyIcon Time Series Analysis
    OpenAI API
    Data Analysis
    Data Processing
    Data Visualization
    LangChain
    Generative AI
    PySpark
    Kusto Query Language
    Microsoft Power BI
    Chatbot
    Databricks Platform
    Machine Learning
    Natural Language Processing
    Python
  • $130 hourly

    • 4.9/5
    • (71 jobs)
    Quant in major Investment Banks, 1B+ Hedge Funds and asset management companies, and Crypto Fund Manager. I have strong knowledge of the financial markets, particularly in Trading Strategies, Asset Allocation, Investments, Derivatives, and Risk. I am a motivated self-starter, analytical, in love with complex tasks and empirical solutions, delivering actual value to investment companies. My skills vary from time series modeling to Machine Learning, Asset Allocation strategies, Systematic Trading, Investment Research, and more.
    vsuc_fltilesrefresh_TrophyIcon Time Series Analysis
    Quantitative Analysis
    Quantitative Finance
    Quantitative Research
    Bot Development
    Cryptocurrency
    Econometrics
    Artificial Intelligence
    Forex Trading
    Investment Strategy
    Deep Learning
    R
    Machine Learning
    Python
    MATLAB
    Data Science
  • $40 hourly

    • 4.9/5
    • (75 jobs)
    Hello, I'm Arslan Khalid, a seasoned Data Analyst and dedicated PhD scholar with over 12 years of comprehensive experience in data handling and analysis. Throughout my career, I have honed my skills in transforming raw data into meaningful insights, employing advanced statistical techniques, and developing efficient data management strategies. My expertise spans a wide range of industries, and I have successfully contributed to numerous projects, leveraging my analytical skills to drive informed decision-making. My commitment to precision and detail, combined with a deep understanding of data science methodologies, allows me to extract actionable insights that positively impact business strategies. As a PhD scholar, I bring a unique blend of academic rigor and real-world experience to every project. I am adept at utilizing cutting-edge technologies and tools to analyze complex datasets, identify patterns, and present findings in a clear and concise manner. Whether you need assistance in data cleaning, statistical analysis, or creating insightful visualizations, I am here to provide tailored solutions that meet your specific needs. Let's collaborate to unlock the full potential of your data and achieve your business objectives. My Expertise include but not limited to, Time-series Analysis, Panel Data Analysis, Spatial Analysis, Survey Analysis, Survival Analysis and cross-section analysis as well as structural equation modeling using STATA, EVIEWS, Python, SPSS AMOS and R language
    vsuc_fltilesrefresh_TrophyIcon Time Series Analysis
    Data Analytics & Visualization Software
    Multivariate Statistics
    Regression Analysis
    IBM SPSS
    EViews
    Academic Research
    Quantitative Analysis
    Forecasting
    Econometrics
    Data Modeling
    Stata
    Statistical Analysis
    Statistics
    Data Analysis
  • $30 hourly

    • 5.0/5
    • (31 jobs)
    🎖Top Rated 💎10K+ Earned 🎉50+ Happy clients 👨🏻‍💻8+ Years of professional experience Are you looking to leverage the power of Machine Learning, AI, Data Visualisation, python development or web scraping for your company? I specialise in building customised solutions using Machine Learning, Natural Language Processing, Data Analytics and Python. Some of the interesting projects that I have worked on include: Speech-to-text conversion + translation from 1 language to another Text to Speech conversion + lip sync for videos. Credit card fraud detection using Predictive Analytics Sales prediction of an industry using historical data End to end Authorship detection model + backend development Speed networking application using Flask Flight data scraping for all flights to Singapore Government contract bidding system using FastAPI Feel free to reach out to me anytime to know more about these projects, and I would be more than happy to explain them to you. Besides coding and analytics, I have extensive knowledge of statistics and mathematics, which helps me identify the best solutions for any data-related problems. My ultimate goal is to help my clients solve their data challenges using my expertise in Python and Data Science. I am always keen to learn about the latest advancements in coding and try them out on my own.
    vsuc_fltilesrefresh_TrophyIcon Time Series Analysis
    API
    Microsoft Power BI
    Amazon Web Services
    Data Engineering
    Data Visualization
    Data Analysis
    Neural Network
    SQL
    Deep Learning
    Python
    Machine Learning
    R
    Data Science
    Natural Language Processing
    MATLAB
  • $30 hourly

    • 4.9/5
    • (36 jobs)
    Dear clients!!! ⭐️⭐️⭐️⭐️⭐️Thank you for visiting my profile.⭐️⭐️⭐️⭐️⭐️ ★★★★ The Most important about my service ★ Top Talent in Data Science, Machine Learning, Quantitative Research, Forecasting, Regression Analysis, Econometrics, Statistical techniques and Probability Theories ★I am a quantitative /systematic trader that also helps others with all things related to running algorithmic trading systems. This includes tasks such as system modeling/backtesting, data collection/storing, signal processing based on technical indicators, portfolio and position risk management, automated trading bots, etc. ★ I provide even more value with my trading knowledge and experience. ★ Python and R Expert
    vsuc_fltilesrefresh_TrophyIcon Time Series Analysis
    Microsoft Excel
    Data Analysis
    Statistical Analysis
    Forecasting
    Trading Strategy
    Financial Modeling
    Data Entry
    Trading Automation
    Forex Trading
    Econometrics
    Quantitative Finance
    Project Risk Management
    SQL
    R
    Python
    Data Science
  • $138 hourly

    • 5.0/5
    • (99 jobs)
    Cornell/MIT educated data scientist with financial modeling and digital analytics experience at Fortune 500 companies. • Academic experience as TA/RA at MIT and Cornell University. • Advanced R, Python, SPSS, SAS, Tableau, SQL, MPlus. Some of the projects I have done are: • Time series analysis, financial forecasting and other econometric methods • ANOVA, MANOVA, GLM, SEM in social sciences • Biostatistics and medical research including analysis of clinical trials • Regression modeling • Machine learning and various statistical models in big data • Valuation, investment analysis and financial modeling in the investment banking industry • Risk modeling • Computer vision • Digital analytics such as campaign analysis for display (Facebook Ads, Google Ad Manager, etc.), customer insights (Facebook Insights), lead tracking (CallRail), SEM/PPC (Google Ads), and web traffic (Google Analytics) analysis
    vsuc_fltilesrefresh_TrophyIcon Time Series Analysis
    Regression Testing
    Statistics
    Product Analytics
    Google Ads
    Data Analysis
    Biostatistics
    Marketing Analytics
    Econometrics
    Neural Network
    Tableau
    Python
    R
    SAS
  • $75 hourly

    • 5.0/5
    • (34 jobs)
    🏆 10+ YEARS of EXPERIENCE 🏆 CERTIFIED DATA SCIENTIST (Python, R, SQL, PowerBI, Tableau, Excel, Google Looker Studio, GoogleSheets
    vsuc_fltilesrefresh_TrophyIcon Time Series Analysis
    Technical Writing
    Microsoft Excel
    Machine Learning
    Tableau
    Presentations
    Data Analysis
    Data Science
    Microsoft Power BI
    R
    Data Visualization
    SQL
    Python
    Google Analytics
  • $100 hourly

    • 5.0/5
    • (10 jobs)
    I am open to short-term projects where I can use my skills to translate sensor or other types of data into insights that are easily understandable for the customers, using my Digital Signal Processing and Machine Learning skills. Former projects: - Academic (BSc): IMU sensor-based virtual drumkit - Academic (MSc): Surfer Motion Characterization Using Machine Learning Techniques - formsense: I was working for this company for 3.5 years to develop a smart leggings that have 7 embedded IMU sensors as the Lead of the Algorithmic Team. - Dawn Patrol App: The most popular app for surfers on Apple Watch with 15 000 subscribers. I develop DSP and ML algorithms for them. - WeightMate App: Smart gym app, utilizing the sensor capabilities of the Apple Watch - Panoramic Health: Clustering BLE Beacon data for indoor localization
    vsuc_fltilesrefresh_TrophyIcon Time Series Analysis
    Deep Learning Modeling
    GPS
    Apple Watch
    Motion Sensor
    Git
    Data Analytics & Visualization Software
    Algorithm Development
    Digital Signal Processing
    Data Visualization
    Data Analysis
    Sensor
    Deep Neural Network
    Python
    Deep Learning
  • $30 hourly

    • 5.0/5
    • (37 jobs)
    AI Engineer with 4+ years of experience. Bringing hands-on experience in implementing Machine Learning and Data Science real-world applications. ✓ Certified AWS ML engineer ✓ Certified AI engineer ✓ Certified Data scientist ✓ Certified Deep learning engineer. I have extensive experience with the following tools and technologies: ✓ Amazon Web Services (AWS): EC2, S3,Lambda Functions, SageMaker ✓ Coding skills in Python (scripting, Jupyter, google Colab) ✓ Python data analytics libraries (Scikit-learn, pandas, NumPy, Matplotlib) ✓ Computer Vision tools and packages (MM Detection, OpenCV) ✓ Natural Language Processing tools and packages (spacy, nltk) ✓ Deep learning libraries and toolboxes (TensorFlow, Keras, PyTorch)
    vsuc_fltilesrefresh_TrophyIcon Time Series Analysis
    Artificial Intelligence
    Image Processing
    Deep Learning
    PyTorch
    Machine Learning
    Data Science
    Computer Vision
    TensorFlow
    Convolutional Neural Network
  • $80 hourly

    • 4.9/5
    • (42 jobs)
    𝗪𝗵𝗼: I am 6+ years experienced expert-vetted (Top 1% of Upwork) AI engineer having a deep background in business development and in product development. 𝗪𝗵𝗮𝘁: Work in cross functional teams and derive tangible AI ROI with the end goal to deliver user-centric data products. 𝗛𝗼𝘄: Understand the business and domain, devise clear roadmaps, onboarding the stakeholders, bi-directional educative communication and build the tech that sells. 𝗪𝗵𝘆: Breathing data & AI for 𝟼+ years Successfully delivered 𝟹𝟻+ end-to-end projects (Machine learning / Data Science / Time-Series / Computer Vision / NLP / AI) With 𝟷𝟶𝟶% Job success score 𝟼𝟶%+ long-term clients and 𝟹𝟸+ superlative reviews resulting for forged professional partnerships A solid base in Data Engineering + Data Science + MLOps forged with Masters in Advanced Mathematics. Deployed cutting-edge applications by incorporating Machine Learning, Computer vision, NLP, GenAI (LLMs) across varied industry verticals. I specialize in Natural language Processing (My work experience ranges from statistical NLP methods to latest transformer based LLMs and everything in between). Building automated ML workflows with active learning, continuous model life cycle monitoring and improvement in model performance metrics by new data streaming. Simply put, we productionize AI for early traction and continuous revenue generation by striking a balance of tech debts vis-à-vis go-to-market strategies. 𝘌𝘹𝘤𝘦𝘳𝘱𝘵 𝘧𝘳𝘰𝘮 𝘵𝘩𝘦 𝘭𝘢𝘵𝘦𝘴𝘵 𝘳𝘦𝘷𝘪𝘦𝘸 𝘰𝘯 𝘎𝘦𝘯𝘈𝘐 𝘱𝘳𝘰𝘥𝘶𝘤𝘵 𝘣𝘶𝘪𝘭𝘥𝘪𝘯𝘨: "…𝚒𝚗𝚌𝚛𝚎𝚍𝚒𝚋𝚕𝚢 𝚔𝚗𝚘𝚠𝚕𝚎𝚍𝚐𝚎𝚊𝚋𝚕𝚎 𝚊𝚋𝚘𝚞𝚝 𝙰𝙸 𝚝𝚘𝚘𝚕𝚜 𝚊𝚗𝚍 𝚖𝚘𝚍𝚎𝚕𝚜. 𝙾𝚞𝚛 𝚎𝚡𝚙𝚎𝚛𝚒𝚎𝚗𝚌𝚎 𝚠𝚘𝚛𝚔𝚒𝚗𝚐 𝚠𝚒𝚝𝚑 𝚑𝚎𝚛 𝚠𝚊𝚜 𝚙𝚘𝚜𝚒𝚝𝚒𝚟𝚎. 𝚂𝚑𝚎 𝚒𝚜 𝚎𝚡𝚝𝚛𝚎𝚖𝚎𝚕𝚢 𝚖𝚎𝚝𝚑𝚘𝚍𝚒𝚌𝚊𝚕 𝚊𝚗𝚍 𝚍𝚎𝚝𝚊𝚒𝚕-𝚘𝚛𝚒𝚎𝚗𝚝𝚎𝚍 𝚊𝚗𝚍 𝚑𝚊𝚜 𝚑𝚒𝚐𝚑 𝚜𝚝𝚊𝚗𝚍𝚊𝚛𝚍𝚜 𝚏𝚘𝚛 𝚑𝚎𝚛 𝚠𝚘𝚛𝚔. 𝚆𝚎 𝚊𝚕𝚜𝚘 𝚊𝚙𝚙𝚛𝚎𝚌𝚒𝚊𝚝𝚎𝚍 𝚑𝚎𝚛 𝚠𝚘𝚛𝚔 𝚎𝚝𝚑𝚒𝚌. 𝚆𝚘𝚞𝚕𝚍 𝚠𝚘𝚛𝚔 𝚠𝚒𝚝𝚑 𝚑𝚎𝚛 𝚊𝚐𝚊𝚒𝚗!" If you are interested in building it right, ping me! 🤝🏻 To know more please visit www totemxlabs dot com!
    vsuc_fltilesrefresh_TrophyIcon Time Series Analysis
    Data Warehousing
    DevOps
    LangChain
    Computer Vision
    Retrieval Augmented Generation
    Natural Language Processing
    Data Engineering
    Machine Learning
    Chatbot Development
    Large Language Model
    Web Development
    PyTorch
    TensorFlow
    Data Science
    Python
  • $35 hourly

    • 5.0/5
    • (16 jobs)
    Software developer in machine learning field, data scientist. 7+ years in ML, 12+ years in data processing using applied mathematics of any complexity: simulations, different types of data analysis, signal and image processing, optimization problems. Good math background, experience in low-level development and design of ML and other algorithms, deep understanding of the internals. Passion for deep understanding in general. Experience in scientific research work. Main skills: - C++, templates (efficient implementation of ML and other algorithms) - Python (primarily for ML prototyping, CV, data analysis, research, simulations) - R (ML, data analysis) - Matlab/Octave (simulations, optimization problems, CV and image processing) - general technical experience (Linux, Bash, Git, Docker, etc) Other skills: - C#, WPF - OpenGL - Javascript (with extensive usage of canvas, WebGL, SVG via D3), HTML+SCC - Azure ML Studio - SQL - Qt, PyQt - Java
    vsuc_fltilesrefresh_TrophyIcon Time Series Analysis
    Algorithm Development
    Statistics
    Neural Network
    Data Analysis
    Mathematics
    Data Science
    Image Processing
    Feature Extraction
    R
    Python
    C++
    Machine Learning
    MATLAB
    Computer Vision
  • $40 hourly

    • 4.7/5
    • (97 jobs)
    -- Top 1% of AI Developers on Upwork (rated: Top Rated Plus) -- 5+ Years of Professional Experience in Machine Learning -- Specialized in Generative AI, Image Generation, and Speech Generation As a specialist in AI, I bring a strong theoretical foundation alongside practical expertise in machine learning, deep learning, and generative AI models. With over 5 years of experience, I excel in applying advanced AI techniques to solve complex problems in image generation, speech synthesis, and more. Key Areas of Expertise: - Deep expertise in generative AI models for image, video, and speech generation (GANs, VAEs, diffusion models). - Skilled in designing and fine-tuning LLMs and multimodal models, integrating image, text, and speech for advanced AI solutions. - Proficient in the full ML/DL pipeline: architecture design, model training, deployment, and continuous optimization. - Extensive experience in applying cutting-edge neural networks for computer vision, NLP, and audio processing. - Developed custom generative models for use cases including text-to-image, image-to-image, speech-to-text, text-to-speech, and voice cloning. - Implemented solutions for automated content generation, image captioning, visual understanding, speech synthesis, and multimodal fusion. - Focused on optimizing models for deployment on mobile, cloud, and edge devices using tools like PyTorch, TensorFlow, and NVIDIA frameworks. Research Experience: - Published work in reinforcement learning at ICML ("Inverse Constrained Reinforcement Learning") with applications in human feedback for improving generative models. - Expertise in Reinforcement Learning from Human Feedback (RLHF), a key technique used in training high-performance LLMs and generative models. Technical Skills: - Core Areas: Generative AI, Image Generation, Speech Generation, Multimodal AI, Computer Vision, NLP, OCR, Large Language Models, Big Data Analytics. - Libraries/Frameworks: TensorFlow, Keras, PyTorch, Hugging Face, OpenAI, CoreML, FastAPI, Flask. - Toolkits: PyTorch, Numpy, Pandas, CUDA, TensorFlow, OpenCV, Tflite. - Operational Tools: GCP, AWS, Kubernetes, Docker, Github, Gitlab.
    vsuc_fltilesrefresh_TrophyIcon Time Series Analysis
    Statistics
    Artificial Intelligence
    Neural Network
    Artificial Neural Network
    Natural Language Processing
    Tesseract OCR
    Recommendation System
    pandas
    Keras
    PyTorch
    OpenCV
    TensorFlow
    Computer Vision
    Python
  • $90 hourly

    • 5.0/5
    • (795 jobs)
    ⭐𝗘𝗫𝗣𝗘𝗥𝗧-𝗩𝗘𝗧𝗧𝗘𝗗 𝗧𝗢𝗣-𝟭% 𝗢𝗡 𝗨𝗣𝗪𝗢𝗥𝗞⭐ Data Analytics Professor, Statistician, Data Analyst/Scientist. ✅Unlimited revisions ✅Clear explanations ✅Well-documented code ✅ Actionable insights ✅Fixed fee 𝘼𝘽𝙊𝙐𝙏 𝙈𝙀: 🏆 I hold 𝗧𝗢𝗣-𝗥𝗔𝗧𝗘𝗗 𝗣𝗟𝗨𝗦 and 𝗘𝗫𝗣𝗘𝗥𝗧-𝗩𝗘𝗧𝗧𝗘𝗗 statuses officially placing me in the top-1% tier on Upwork. 🥇 As a Lead Analyst in a large international research company, I was in charge of quantitative data analysis for 𝗛𝗲𝗶𝗻𝘇, 𝗧𝘂𝗯𝗼𝗿𝗴, 𝗩𝗮𝗹𝗶𝗼, 𝗮𝗻𝗱 𝗼𝘁𝗵𝗲𝗿 𝗺𝘂𝗹𝘁𝗶𝗻𝗮𝘁𝗶𝗼𝗻𝗮𝗹 𝗰𝗼𝗿𝗽𝗼𝗿𝗮𝘁𝗶𝗼𝗻𝘀. 🛠 I develop 𝗶𝗻𝗻𝗼𝘃𝗮𝘁𝗶𝘃𝗲 𝗮𝗻𝗮𝗹𝘆𝘁𝗶𝗰𝗮𝗹 𝘁𝗼𝗼𝗹𝘀 𝗮𝗻𝗱 𝘁𝗲𝗰𝗵𝗻𝗶𝗾𝘂𝗲𝘀. 🎓 My research papers on statistics, marketing research/analytics, and data science/analysis are systematically published in 𝗹𝗲𝗮𝗱𝗶𝗻𝗴 𝗽𝗲𝗲𝗿-𝗿𝗲𝘃𝗶𝗲𝘄𝗲𝗱 𝗷𝗼𝘂𝗿𝗻𝗮𝗹𝘀. 💻 I help businesses, researchers, and doctoral students worldwide to analyze data for their research effectively using various tools (𝗥, 𝗣𝘆𝘁𝗵𝗼𝗻, 𝗦𝘁𝗮𝘁𝗮, 𝗦𝗣𝗦𝗦, 𝗘𝗩𝗶𝗲𝘄𝘀, 𝗦𝘁𝗮𝘁𝗶𝘀𝘁𝗶𝗰𝗮, 𝗝𝗠𝗣, 𝗘𝘅𝗰𝗲𝗹, etc.). 📈 I have a unique combination of domain knowledge in business and science + technical skills, which allow me to provide my clients with 𝗮𝗰𝘁𝗶𝗼𝗻𝗮𝗯𝗹𝗲 𝗽𝗿𝗲𝗱𝗶𝗰𝘁𝗶𝘃𝗲 𝗮𝗻𝗱 𝗲𝘅𝗽𝗹𝗮𝗻𝗮𝘁𝗼𝗿𝘆 𝗺𝗼𝗱𝗲𝗹𝘀. 𝙈𝙔 𝙎𝙀𝙍𝙑𝙄𝘾𝙀𝙎: ✔️ Data analysis/data science/predictive modeling for business and research purposes using methods from data mining/machine learning (Gradient Boosting Machines, Random Forest, LASSO, KNN, SVM, etc.), econometrics, and statistics (including, but not limited to, medical statistics, biostatistics, epidemiological statistics, and neuroscience data analysis) ✔️ Survival Analysis (Cox proportional hazards model, Kaplan-Meier statistics, etc.) ✔️ Simulation and Forecasting ✔️ Developing Shiny Apps for data science/business analytics ✔️ Causal inference (propensity score matching, regression discontinuity design (RDD), difference-in-difference (DID) estimation, event studies) ✔️ Quantitative market research data analysis (including CHAID, CART, conjoint analysis, regression analysis, ANOVA, multilevel modeling, Van Westerndorp's Price Sensitivity Meter (PSM), Market Basket Analysis, attribution modeling, marketing mix modeling, and other advanced techniques) ✔️ Statistical consulting/tutoring on using R (ggplot, tidymodels, tidyverse, Shiny, etc.), Python, Stata, SPSS, EViews, Statistica, JMP, Weka, and Excel ✔️ Geospatial data ✔️ US Census data ✔️ Analysis of Euromonitor/Statista.com data 𝙂𝙀𝙏 𝙔𝙊𝙐𝙍 𝙁𝙍𝙀𝙀 𝙌𝙐𝙊𝙏𝙀 𝘼𝙉𝘿 𝘼𝙉𝘼𝙇𝙔𝙎𝙄𝙎 𝙋𝙇𝘼𝙉: ✉️ 𝗣𝗹𝗲𝗮𝘀𝗲, 𝗳𝗲𝗲𝗹 𝗳𝗿𝗲𝗲 𝘁𝗼 𝘀𝗲𝗻𝗱 𝗺𝗲 𝘆𝗼𝘂𝗿 𝗱𝗮𝘁𝗮 𝘁𝗼 𝗴𝗲𝘁 𝗮𝗻 𝗮𝗻𝗮𝗹𝘆𝘀𝗶𝘀 𝗽𝗹𝗮𝗻 𝗮𝗻𝗱 𝗮𝗻 𝗲𝘀𝘁𝗶𝗺𝗮𝘁𝗲𝗱 𝗳𝗲𝗲. 𝗧𝗼 𝗺𝗮𝗸𝗲 𝘆𝗼𝘂𝗿 𝗲𝘅𝗽𝗲𝗻𝘀𝗲𝘀 𝟭𝟬𝟬% 𝗽𝗿𝗲𝗱𝗶𝗰𝘁𝗮𝗯𝗹𝗲, 𝗜 𝗰𝗮𝗻 𝗮𝗹𝘄𝗮𝘆𝘀 𝗽𝗿𝗼𝗽𝗼𝘀𝗲 𝗮 𝗳𝗶𝘅𝗲𝗱 (𝗳𝗹𝗮𝘁) 𝗳𝗲𝗲 𝗶𝗻𝘀𝘁𝗲𝗮𝗱 𝗼𝗳 𝗮𝗻 𝗵𝗼𝘂𝗿𝗹𝘆 𝗿𝗮𝘁𝗲. 𝘾𝙇𝙄𝙀𝙉𝙏 𝙏𝙀𝙎𝙏𝙄𝙈𝙊𝙉𝙄𝘼𝙇𝙎: ✔𝗝𝗼𝗯 𝘀𝘂𝗰𝗰𝗲𝘀𝘀 𝘀𝗰𝗼𝗿𝗲: 𝟭𝟬𝟬% ✔𝗔𝘃𝗲𝗿𝗮𝗴𝗲 𝗿𝗮𝘁𝗶𝗻𝗴: 𝟱.𝟬/𝟱.𝟬 ✔𝟳𝟬𝟬+ 𝗷𝗼𝗯𝘀 𝗛𝗲𝗿𝗲 𝗶𝘀 𝗮 𝘀𝗮𝗺𝗽𝗹𝗲 𝗼𝗳 𝗿𝗲𝘃𝗶𝗲𝘄𝘀 𝗹𝗲𝗳𝘁 𝗯𝘆 𝗺𝘆 𝗰𝗹𝗶𝗲𝗻𝘁𝘀. 𝗖𝗵𝗲𝗰𝗸 𝘁𝗵𝗲 "𝗪𝗼𝗿𝗸 𝗛𝗶𝘀𝘁𝗼𝗿𝘆" 𝘀𝗲𝗰𝘁𝗶𝗼𝗻 𝗼𝗳 𝘁𝗵𝗲 𝗽𝗿𝗼𝗳𝗶𝗹𝗲 𝗳𝗼𝗿 𝗵𝘂𝗻𝗱𝗿𝗲𝗱𝘀 𝗼𝗳 𝗼𝘁𝗵𝗲𝗿 𝗲𝘅𝗰𝗲𝗹𝗹𝗲𝗻𝘁 𝗿𝗲𝘃𝗶𝗲𝘄𝘀 𝗮𝗻𝗱 𝗱𝗶𝘃𝗲𝗿𝘀𝗲 𝗰𝗼𝗻𝘁𝗿𝗮𝗰𝘁 𝘁𝗶𝘁𝗹𝗲𝘀. ⭐⭐⭐⭐⭐ "Eugene always provides stellar work, communicates well, and makes great decisions with very little instruction. We'll continue to use Eugene for our predictive modeling needs going forward." ⭐⭐⭐⭐⭐ "Eugene has completed a few projects for our organization and his work has been very consistent and even improves with each engagement. We're very happy with the output and will continue to hire Eugene for future projects. Very highly recommended." ⭐⭐⭐⭐⭐ "Eugene is crazy smart. If you're looking for a highly qualified and capable researcher with a wide range of knowledge and skills, this is your dude. 5/5 highly recommended." ⭐⭐⭐⭐⭐ "Eugene is a statistical mastermind! Great work, with clear explanations and fast delivery. Highly recommended!" ⭐⭐⭐⭐⭐ "Really great work and super responsive with changes and technical advice and input into the work. I'll definitely be hiring again." ⭐⭐⭐⭐⭐ "Eugene is truly a very talented and experienced modeler and data analyst. I can't recommend him enough. He went above and beyond our expectations in delivering all the requirements. He was available and open to all requests and changes. I will definitely hire him again in any future modeling projects." ⭐⭐⭐⭐⭐ "Excellent work done, all the while being communicative and helpful. It was a long project with significant scope for exploration. Eugene brought his expertise to bear and delivered tremendous results. His work above and beyond the port of call was much appreciated." ⭐⭐⭐⭐⭐ "Eugene took initiative and ownership of the project. Good communication and ready to help! Thank you!"
    vsuc_fltilesrefresh_TrophyIcon Time Series Analysis
    Data Analytics
    Linear Regression
    Machine Learning
    Causal Inference
    Supervised Learning
    Data Science
    Statistical Analysis
    Econometrics
    Predictive Analytics
    Statistics
    Quantitative Research
    Stata
    Data Analysis
    R
    Conjoint Analysis
  • $30 hourly

    • 4.9/5
    • (91 jobs)
    Full-time Top-rated consultant with two master's degrees (Georgetown University and Universidad Carlos III de Madrid) and over 8 years of experience in econometrics and data science. I completed 88 projects, consistently delivering professional and top-quality results. I have worked with enterprises, startups, university professors, and students around the world on various projects. This experience has given me a unique combination of insights from industry and academia. 1️⃣ Projects in Industry I have worked as a Data Scientist, Data Analyst, and business researcher seeking optimal solutions for businesses. My previous projects include, among others: ✅ Developed forecasting models for financial time series analysis to investor decisions. ✅ Implemented program evaluation models to assess the impact of business decisions ✅ Data cleaning, statistical analysis, and predictive modeling using Python and R ✅ Measuring policy effectiveness and creating indexes. ✅ Data visualization with dashboards using Power BI to extract useful information ✅ Developing Application Programming Interfaces (APIs) and Shiny Apps to address business in R ✅ Machine learning techniques such as lasso, ridge, for Business problems in R and Python ✅ Administering databases using SQL to extract valuable information through statistical techniques 2️⃣Projects in Academia I have worked as a private tutor, thesis advisor, and research assistant. My previous projects include, but are not limited to: ✅ Co-authoring research papers for journal publication and ✅Research assistant: Literature review, academic writing, and Latex edition of papers. ✅ Collaborating with PhD students and researchers to estimate econometric models ✅ Tutoring students in Macroeconomics, Microeconomics, Game Theory, and Statistics ✅ Providing tutoring and research advice for bachelor’s and master’s theses 3️⃣As a Consultant, I offer: ✅ Reproducible code with comprehensive documentation ✅ Detailed executive summaries ✅ Online tutoring sessions for personalized support ✅ Thorough revision and editing to enhance results 4️⃣ Professional Certificates ✅IBM Data Science Professional Certificate. ✅ Google Data Analytics Professional Certificate. 5️⃣ Programming Skills ✅ R, Stata, Python, Eviews, SPSS, Iris, LaTeX, Gretl, Microsoft Office, and MATLAB ✅ Python, Power BI, Tableau, Julia, and SQL MATLAB 6️⃣Specializations: ✅Econometrics: Panel Data Analysis, Cross-Sectional Analysis, Generalized Method of Moments (GMM), Instrumental Variables (IV), Structural Equation Modeling (SEM), Fixed Effects Model, Random Effects Model, Difference-in-Differences (DiD), Bayesian Econometrics, Regression Analysis, Maximum Likelihood Estimation (MLE), Quantile Regression, Endogeneity, Causal Inference ✅Time Series Analysis: ARIMA Modeling, Seasonal Decomposition, Exponential Smoothing, State Space Models, Cointegration, Vector Autoregression (VAR), Autoregressive Moving Average (ARMA), Unit Root Testing, Granger Causality, Kalman Filter, Forecasting Accuracy, High-Frequency Data Analysis, Long Memory Processes, Frequency Domain Analysis ✅Tutoring (Microeconomics and Macroeconomics): Microeconomic Theory, Consumer Behavior, Market Structure Analysis, Game Theory, Perfect Competition, Monopolistic Competition, Macroeconomic Models, IS-LM Model, AD-AS Framework, Economic Growth Models, Monetary Policy, Fiscal Policy, International Trade, Public Economics, Labor Economics, Development Economics, Environmental Economics ✅DSGE Modeling: Dynamic Stochastic General Equilibrium (DSGE), New Keynesian Models, Real Business Cycle (RBC) Theory, Endogenous Growth Models, Log-Linearization, Shock Analysis, Calibration and Estimation, Stochastic Simulation, Impulse Response Functions (IRFs), Bayesian Estimation of DSGE Models, Policy Analysis with DSGE, Dynare, Model Selection, Parameter Estimation, Policy Rules ✅Data Science: Exploratory Data Analysis (EDA), Data Wrangling, Data Preprocessing, Dimensionality Reduction, Feature Selection, Data Cleaning, Hypothesis Testing, A/B Testing, Ensemble Methods, Clustering, Association Rules, Natural Language Processing (NLP), Big Data. ✅Machine Learning: Supervised Learning, Unsupervised Learning, Deep Learning, Neural Networks, Support Vector Machines (SVM), Decision Trees, Random Forests, Gradient Boosting Machines (GBM), K-Nearest Neighbors (KNN), Principal Component Analysis (PCA). 🏆 Client Reviews and Feedback from Prominent Clients 🏆 🌟🌟🌟🌟🌟The testimonials listed below (also available in my work history section) highlight the quality of work: "I can't say enough about Samuel. He is very smart, an expert econometrician and a very skilled programmer. I have been working with him for some time now and have found him easy to work with.
    vsuc_fltilesrefresh_TrophyIcon Time Series Analysis
    Stock Market
    Data Science Consultation
    Forecasting
    Python
    Data Modeling
    R
    Data Science
    Econometrics
    Stata
    Microeconomics
    Economics
    Data Analysis
    Statistical Analysis
    Economic Analysis
  • $20 hourly

    • 4.9/5
    • (23 jobs)
    👋 𝗛𝗲𝗹𝗹𝗼! 𝗜\'𝗺 𝗮 𝗙𝘂𝗹𝗹-𝗦𝘁𝗮𝗰𝗸 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿 (𝗣𝗹𝗼𝘁𝗹𝘆 𝗗𝗮𝘀𝗵/𝗙𝗹𝗮𝘀𝗸/𝗛𝗧𝗠𝗟/𝗖𝗦𝗦/𝗕𝗢𝗢𝗧𝗦𝗧𝗥𝗔𝗣) 𝗮𝗻𝗱 𝗗𝗮𝘁𝗮 𝗘𝗻𝗴𝗶𝗻𝗲𝗲𝗿 𝘄𝗶𝘁𝗵 6+ 𝗬𝗲𝗮𝗿𝘀 𝗼𝗳 𝗣𝗿𝗼𝗴𝗿𝗮𝗺𝗺𝗶𝗻𝗴 𝗘𝘅𝗽𝗲𝗿𝗶𝗲𝗻𝗰𝗲💻 I am a dedicated and results-driven developer with over 6 years of experience in programming and software development. My career has been a journey through crafting efficient backend systems, building user-centric dashboards, and architecting scalable data pipelines for enterprise-grade applications. With an in-depth understanding of both development and data engineering, I thrive at the intersection of software, data, and cloud technologies. 🖥️ 𝗖𝗼𝗿𝗲 𝗘𝘅𝗽𝗲𝗿𝘁𝗶𝘀𝗲: 𝗕𝗮𝗰𝗸𝗲𝗻𝗱 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁 & 𝗗𝗮𝘁𝗮 𝗔𝗻𝗮𝗹𝘆𝘁𝗶𝗰𝘀 𝗕𝗮𝗰𝗸𝗲𝗻𝗱 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁: Proficient in Python and Flask, I specialize in creating powerful APIs and backend architectures that ensure fast, secure, and scalable applications. 𝗗𝗮𝘁𝗮 𝗩𝗶𝘀𝘂𝗮𝗹𝗶𝘇𝗮𝘁𝗶𝗼𝗻: I have 3+ years of experience in data visualization using Plotly Dash, transforming raw data into interactive, actionable insights. From combination charts to scatter maps and KPI dashboards, I bring data to life with clarity and impact. 𝗙𝗿𝗼𝗻𝘁𝗲𝗻𝗱 𝗜𝗻𝘁𝗲𝗴𝗿𝗮𝘁𝗶𝗼𝗻: Seamlessly integrate backend logic with rich, responsive, and interactive UIs, delivering an optimized user experience through custom dashboards. 📊 3+ 𝗬𝗲𝗮𝗿𝘀 𝗼𝗳 𝗦𝗽𝗲𝗰𝗶𝗮𝗹𝗶𝘇𝗮𝘁𝗶𝗼𝗻 𝗶𝗻 𝗗𝗮𝘁𝗮 𝗩𝗶𝘀𝘂𝗮𝗹𝗶𝘇𝗮𝘁𝗶𝗼𝗻 & 𝗔𝗻𝗮𝗹𝘆𝘁𝗶𝗰𝘀 I excel in building customized dashboards and analytical tools for businesses, utilizing the power of data visualization to guide decision-making. My approach focuses on creating dashboards that are not only visually appealing but also highly informative, allowing users to explore key metrics and trends effortlessly. 𝗖𝘂𝘀𝘁𝗼𝗺 𝗗𝗮𝘀𝗵𝗯𝗼𝗮𝗿𝗱𝘀 & 𝗔𝗻𝗮𝗹𝘆𝘁𝗶𝗰𝘀 𝗦𝗼𝗹𝘂𝘁𝗶𝗼𝗻𝘀: Expert in designing dashboards for customer insights, marketing analytics, and operational performance, leveraging Plotly Dash for interactive visualization. 𝗗𝗮𝘁𝗮 𝗔𝗻𝗮𝗹𝘆𝘀𝗶𝘀: Deep understanding of data analytics techniques, deriving insights from large datasets, and presenting them in a way that is both meaningful and actionable. 🚀 𝗔𝗱𝘃𝗮𝗻𝗰𝗲𝗱 𝗗𝗮𝘁𝗮 𝗘𝗻𝗴𝗶𝗻𝗲𝗲𝗿𝗶𝗻𝗴 𝗘𝘅𝗽𝗲𝗿𝘁𝗶𝘀𝗲 In addition to development, my skill set extends into the realm of data engineering, where I specialize in designing and implementing data pipelines and ETL processes. Whether it's building data warehouses, managing workflows, or optimizing data flows, I ensure that businesses can access and utilize their data efficiently. 𝗔𝗪𝗦 𝗥𝗲𝗱𝘀𝗵𝗶𝗳𝘁 & 𝗚𝗹𝘂𝗲: Extensive experience in data warehousing with AWS Redshift, creating optimized queries and ETL pipelines to manage large-scale datasets. I have used AWS Glue to create, run, and schedule ETL tasks, ensuring data is clean, reliable, and ready for analysis. Airflow for Orchestration: Proficient in managing and automating workflows using Apache Airflow, ensuring smooth data ingestion, transformation, and loading processes across cloud environments. 𝗦𝗻𝗼𝘄𝗳𝗹𝗮𝗸𝗲 & 𝗚𝗖𝗣 𝗕𝗶𝗴𝗤𝘂𝗲𝗿𝘆: Experienced in building scalable, cloud-native data solutions on Snowflake and Google Cloud’s BigQuery, handling complex queries, data integration, and warehouse optimization. ☁️𝗖𝗹𝗼𝘂𝗱 𝗖𝗼𝗺𝗽𝘂𝘁𝗶𝗻𝗴: 𝗔𝗪𝗦 & 𝗚𝗖𝗣 𝗘𝘅𝗽𝗲𝗿𝘁𝗶𝘀𝗲 My work also involves a deep understanding of cloud architecture and infrastructure management, primarily focused on AWS and Google Cloud Platform: 𝗔𝗪𝗦 (𝗔𝗺𝗮𝘇𝗼𝗻 𝗪𝗲𝗯 𝗦𝗲𝗿𝘃𝗶𝗰𝗲𝘀): Expertise in setting up cloud infrastructure, deploying web applications, and managing resources. From EC2 instances and RDS databases to Lambda functions and S3, I ensure the cloud environments are secure, scalable, and cost-efficient. 𝗚𝗼𝗼𝗴𝗹𝗲 𝗖𝗹𝗼𝘂𝗱 𝗣𝗹𝗮𝘁𝗳𝗼𝗿𝗺 (𝗚𝗖𝗣): Skilled in managing data and analytics solutions with BigQuery, and orchestrating data workflows for seamless data operations. I’m passionate about turning complex problems into manageable solutions, and whether you’re looking to scale your data infrastructure, visualize your business metrics, or optimize your backend systems, I can help make that happen. 𝗟𝗲𝘁’𝘀 𝗰𝗼𝗻𝗻𝗲𝗰𝘁 𝗮𝗻𝗱 𝗲𝘅𝗽𝗹𝗼𝗿𝗲 𝗵𝗼𝘄 𝗜 𝗰𝗮𝗻 𝗯𝗿𝗶𝗻𝗴 𝘃𝗮𝗹𝘂𝗲 𝘁𝗼 𝘆𝗼𝘂𝗿 𝗽𝗿𝗼𝗷𝗲𝗰𝘁𝘀!
    vsuc_fltilesrefresh_TrophyIcon Time Series Analysis
    Data Scraping
    Data Visualization
    Data Cleaning
    Predictive Analytics
    Data Analysis
    GitHub
    SQL
    Natural Language Processing
    Machine Learning
    Computer Vision
    Keras
    Python
    Artificial Neural Network
  • $75 hourly

    • 4.9/5
    • (115 jobs)
    I have a PhD in econometrics with extensive teaching and research experience in data analysis, econometrics, time series analysis, statistics, applied economics, and quantitative finance. I am also an expert at R programming, an author of 5 popular R packages. As a professor in Australian universities until 2021, I have published more than 70 articles in international journals with nearly 5000 Google Scholar citations. I have taught econometrics and business statistics at all university levels; and selected subjects in economics and finance. My services include econometric analysis, statistical consulting, time series analysis and forecasting, applied economics, and empirical finance, as well as R programming and data visualization. I also provide mentoring service for writing and publication: assistance and advice in thesis writing and in preparing articles for publication.
    vsuc_fltilesrefresh_TrophyIcon Time Series Analysis
    Forecasting
    Econometrics
    Data Analysis
    Proofreading
    Research Papers
    Academic Writing
    Quantitative Finance
    Data Science
    Statistical Analysis
    Scientific Literature Review
    Statistical Programming
    Statistics
    Statistical Computing
  • $46 hourly

    • 4.9/5
    • (299 jobs)
    With over 8 years of extensive experience and a top-rated plus freelancer badge, I am a full-time research and data analyst offering specialized independent services to individuals and companies alike. My expertise spans a broad spectrum of domains, including: 1. Research Methodology Design: I excel in crafting and justifying robust research methodologies tailored to the unique requirements of each project, ensuring methodological rigor and validity. It includes designing and validating surveys. 2. Survey Analysis: Utilizing advanced analytical techniques, I delve deep into survey data to extract valuable insights that drive informed decision-making for clients. 3. Statistical Reporting and Analysis: Proficient in multiple statistical software such as SPSS, AMOS, STATA, JASP, GRETL, E-Views, Power BI, R, MS Excel, Minitab, and more, I offer comprehensive statistical reporting and analysis services. 4. Qualitative Analysis: From thematic analysis of interview data to systematic reviews and content analysis, I leverage tools like NVIVO, Word Stat, QDA Miner, MAXQDA, Quirkos, and others to uncover insights from qualitative data. 5. Research Proposal Assistance: I provide invaluable support in crafting and refining research proposals, ensuring alignment with objectives and feasibility. 6. Multi-Domain Research: My expertise extends across various domains, including social sciences, marketing, finance, accounts, economics, and beyond, enabling me to tackle diverse research projects with ease. 7. Market and Business Research: I specialize in conducting comprehensive market and business research, delivering actionable insights to drive strategic decision-making. 8. Literature Reviews: I offer assistance with literature reviews, synthesizing existing research to provide a comprehensive understanding of the current state of knowledge in a given field. 9. Proofreading and Editing: With meticulous attention to detail, I offer proofreading and editing services for dissertations and research papers, ensuring clarity, coherence, and adherence to academic standards. In addition to my technical prowess, I possess excellent communication skills that enable me to collaborate effectively with diverse stakeholders and convey complex statistical concepts clearly and concisely. As a dedicated data analyst, I am passionate about leveraging data to address real-world challenges and positively impact the field of analytics and beyond. Whether you need assistance with research methodology, data analysis, or research proposal development, I am here to help. Feel free to contact me with any questions or project inquiries – I'm committed to delivering exceptional results for your endeavors.
    vsuc_fltilesrefresh_TrophyIcon Time Series Analysis
    Internet Survey
    Logistic Regression
    Research Papers
    Qualitative Research
    Quantitative Research
    Hypothesis Testing
    Quantitative Analysis
    Stata
    Research Proposals
    EViews
    IBM SPSS
  • $60 hourly

    • 4.9/5
    • (113 jobs)
    Experienced Applied Mathematician | Solving Complex Problems with Mathematical Expertise Greetings! I am an applied mathematician with a passion for leveraging mathematical tools and techniques to tackle real-world challenges. With a strong academic background and extensive practical experience, I am well-equipped to provide valuable solutions for your mathematical problems. My expertise lies in data analysis, optimization, modeling, and algorithm development, enabling me to deliver robust solutions to complex mathematical challenges. Key Skills: Mathematical Modeling: I excel at developing mathematical models to represent real-world systems, allowing for analysis, simulation, and prediction of various phenomena. I have successfully applied mathematical modeling techniques to diverse fields, including physics, engineering, finance, and logistics. Data Analysis and Interpretation: I possess advanced skills in analyzing and interpreting complex data sets, utilizing statistical methods and machine learning algorithms. I have worked extensively with Python, R, MATLAB, and other software tools to extract valuable insights from data, enabling data-driven decision-making. Optimization Techniques: I have a deep understanding of optimization theory and practical experience in solving optimization problems across various domains. I am proficient in linear programming, integer programming, nonlinear programming, and evolutionary algorithms, among others. Algorithm Development: I am adept at designing and implementing efficient algorithms to solve intricate mathematical problems mainly in the fields of optimization and stochastic processes. Whether it's developing algorithms for numerical analysis, graph theory, or combinatorial optimization, I strive to create optimized solutions that meet specific requirements. Mathematical Software Proficiency: I am proficient in utilizing standard programming languages such as R and Python, and mathematical software such as MATLAB and Wolfram Mathematica, allowing me to efficiently execute complex mathematical computations, simulations, and visualizations. Clear Communication and Collaboration: I strongly believe in effective communication and collaboration with clients to understand their requirements thoroughly. I am skilled at explaining complex mathematical concepts in a clear and concise manner, ensuring seamless collaboration throughout the project lifecycle. Education and Experience: I hold an MSc in Applied Mathematics from the University of Edinburgh, UK, 2019 and an MSc in Mathematical Economics from the University of Paris I Pantheon-Sorbonne. With +5 years of experience as an applied mathematician, I have worked on numerous challenging projects, both as an independent consultant and as part of multidisciplinary teams. I have successfully delivered solutions for clients across various industries, including finance, renewable energy, healthcare, and logistics. If you are seeking a dedicated applied mathematician with a proven track record of delivering innovative solutions, please don't hesitate to contact me. I am ready to contribute my expertise and mathematical prowess to help you overcome your most pressing challenges. Let's collaborate and turn your complex problems into solvable equations! Math Expertise: - Symbolic Computing - Discrete Optimization - Genetic Programming - Memory-Efficient Monte-Carlo Simulations - Queueing Theory - Time Series Analysis - Stochastic Differential Equations - Survival Analysis - Random Number Generation - Atmospheric Physics with Applications in Wind Energy Programming/Infrastructure: - Wolfram Mathematica - R/R Shiny, - Python - Matlab - HTML/CSS - AWS
    vsuc_fltilesrefresh_TrophyIcon Time Series Analysis
    Mathematical Optimization
    Operations Research
    Analytics
    Mathematics Tutoring
    R Shiny
    Econometrics
    Data Science
    Quantitative Finance
    Probability Theory
    R
    Mathematica
    Python
  • $25 hourly

    • 4.1/5
    • (24 jobs)
    My name is Domenico Spoto and I ended my second master's degree in Data Science, having obtained one in Quantitative Finance. My expertise span the field of AI/Machine Learning, statistical modelling and finance. About Machine Learning, I am involved in a project about predicting the next 15-min returns by looking at past data of 12 cryptocurrencies. At the same time, I also finished a project of fully Bayesian statistics where I run the Montecarlo Markov Chain within Gibbs sampling to estimate and update the parameters of a non-linear regressor model. Finally, I am currently working on applying Machine Learning techniques to financial markets to derive profitable signals.
    vsuc_fltilesrefresh_TrophyIcon Time Series Analysis
    Mathematics
    Forex Trading
    Data Analysis
    Statistics
    Quantitative Analysis
    Data Mining
    Quantitative Research
    Deep Neural Network
    SQL
    Python Scikit-Learn
    Data Science
    R
    Machine Learning
    Support Vector Machine
  • $25 hourly

    • 4.8/5
    • (239 jobs)
    I graduated from the University of Macedonia, getting my degree in Finance, having acquired knowledge in various economics fields such as Finance, Statistics, Macroeconomics, and Marketing. I also graduated from the Master Program of Business Informatics of the Aristotle University of Thessaloniki. Last October, I completed my MSc in Complex Systems and Networks, in which I made heavy use of R to represent graphically statistical models and complex networks. My courses have focused on various specialist tools such as Business Intelligence, Data Analysis, Statistical Programming, creating Database Systems, and simulating economic models. These have helped me broaden my knowledge while showing me the diverse side of Computer Science combined with Economic Sciences, which I find fascinating. Currently, I work as BI Analyst in Carrie Beam Consulting and Alta Media Inc. I have also co-operated with Alpha Architect LLC, Firmographs LLC, DataCurry Inc., and R-exercises.com as a freelancer with a specialization in data visualization and statistical modeling projects using R/shiny, Qlk Sense, Tableau, and Microsoft BI via Upwork. As an author for R-exercises, I have published series of exercises and tutorials related to R packages like shiny, ggplot2, ggvis, Rmarkdown, Machine Learning methodologies, etc. As a person, I consider myself a perfectionist and passionate about precision and order. Attached you can find URLs of some of my Shiny projects. There are only parts of them that I had clients' permission to deploy and use as a portfolio.
    vsuc_fltilesrefresh_TrophyIcon Time Series Analysis
    Statistics
    Exploratory Data Analysis
    Statistical Analysis
    User Interface Design
    ggplot2
    R
    Qlik Sense
    Tableau
    Data Visualization
  • $50 hourly

    • 4.8/5
    • (189 jobs)
    Hi, I have the university degree in physics and studied mathematics and statistics at university. In addition, I studied economics, sociology and psychology. Since 2000, I have completed many projects related to analysis of different data: survey analysis, structural equation modelling (SEM), business outcomes insights, stock data analysis, econometric modelling and so on. I support students, post/graduated/doctoral students, independent researchers/scholars, investors, businessmen, consulting firms and so on. I work with SPSS, Eviews, Excel, Stata, R, and other mathematics and statistical programs. I have experience in analyzing and collecting of different kinds of data from various sources. I could analyze any data any difficulty providing robust results with all necessary justifications and improvements: Customer churn/retention modelling and trends; Sales forecasting/modelling; Survey analysis with visualization of the data, report writing and define the maximal number of useful insights; Predictive modelling for different outcomes; Exploratory Factor Analysis (EFA); Confirmatory Factor Analysis (CFA) with full justification of the measurement model (and improving if it is necessary); Structural Equation Modelling (SEM); Multigroup analysis (MG CFA) to test variance of the model (configuration invariance, metric invariance, scalar invariance, error variance invariance, factor variance invariance and so on). All type of the regressions with all necessary previous and robustness tests. Survival analysis. Different statistical tests. Cluster analysis. Time-series analysis and different kinds of the analysis within the various econometric tasks. Analysis of economic data (developing and testing different model, between-country comparison and so on). Analytical support the research for publishing in TOP scientific journals. Analytical support the research. Many other tasks. I work creatively and always provide my clients suggestions for improve data/model/analysis approach and so on. I guarantee 100% and quality execution of your project. I can work 40 hours/week. I am ready to answer ​any questions. Thanks.
    vsuc_fltilesrefresh_TrophyIcon Time Series Analysis
    Trend Analysis
    Data Analysis
    Data Science
    Factor Analysis
    Statistical Programming
    Business Mathematics
    Biostatistics
    Exploratory Data Analysis
    Mathematics
    Mathematical Modeling
    Stata
    Statistics
    R
  • $20 hourly

    • 4.9/5
    • (74 jobs)
    I am a versatile professional with a robust background in Data Analysis and Data Science. I am adept at extracting insights and developing innovative solutions across diverse datasets. With over 10 years of combined experience, I excel in leveraging Python, R, SQL, JASP, Stata, SPSS, Gretl, Eviews, Microsoft Excel, Minitab, and advanced statistical methods to uncover trends, build predictive models, and deliver actionable recommendations that drive business growth. Key Skills: * Statistical Analysis * Data Analysis * Business Analytics * Predictive Analytics * Ecomerce Data Analysis * Data-Driven Decision Making * Quantitative Analysis * Custom Data Processing Scripts * Automated Reporting Solutions * Python (Pandas, NumPy) * Statistics *Research Papers * SQL Query Optimization * Data Visualization (Power BI, Tableau) * Feature Engineering * Deep Learning (Neural Networks, TensorFlow, Keras). * Natural Language Processing (NLP) * Big Data Technologies (Hadoop, Spark). * Statistical Analysis and Modeling * Predictive Modeling and "What-if" Scenarios (LSTM) * Data Cleaning and Preprocessing * Report Generation and Presentation * Business Intelligence and Insights * Team Collaboration and Stakeholder Engagement * Research Writing (Writing and improving Master Thesis papers) * Data Mining * Time Series Analysis, i.e. ARIMA, VAR, SVAR, VECM etc. * Streamlit * Sentiment Analysis Using Vader * Topic Extraction using LDA and Top2Vec * Aspect-Based Sentiment Analysis using Parts of Speech (PoS) tagging Technique and word Classes * Large Language Models * Statistical analysis for Research Papers i.e Master Thesis * Journal editing, Proofreading, As a seasoned data analyst and scientist, I bring a diverse skill set and extensive experience to the table. I am committed to delivering high-quality work within the agreed timelines. Let’s collaborate to extract meaningful insights from your data and drive transformative outcomes.
    vsuc_fltilesrefresh_TrophyIcon Time Series Analysis
    Topic Modeling
    Deep Learning
    Natural Language Processing
    Statistical Analysis
    Survey Data Analysis
    Large Language Model
    Sentiment Analysis
    Quantitative Analysis
    Machine Learning Algorithm
    Econometrics
    Data Science
    Data Analytics
    Python
  • $60 hourly

    • 4.9/5
    • (125 jobs)
    🌟I am a Top-Rated Data Scientist with over 5 years of expertise in Machine Learning, NLP, and Business & Survey Analytics. Skilled in Python, R, SQL, and Julia, I specialize in transforming complex data into actionable insights. Key Skills: • Machine Learning & AI: Expert in PCA, K-means, Random Forest, XGBoost, SVM, Logistic Regression, Deep Learning (CNN, RNN), using TensorFlow, and Flux.jl. • Statistical Analysis & Modelling: Proficient in Hypothesis Testing, Mixed Models, ARIMA, and more. Experienced in computational methods in biostatistics. • Data Visualization & Dashboards: Advanced skills in ggplot2, matplotlib, and R Shiny for insightful visual presentations. • NLP & Text Analysis: Competent in clustering, text generation, and sentiment analysis. • Geospatial & Biostatistical Analysis: Proficient in applying computational methods to biostatistics and geospatial data. • AWS Technologies: Knowledgeable in EC2, EMR, Glue, Sagemaker, Quicksight. • Data Scraping & ETL Processes: Efficient in extracting and processing large datasets. 🌍 Industries Served: Management Consulting, Marketing, Real Estate, Healthcare, Tech, Political Campaigns, Government and NGOs. What I Offer: • 💬 On-call/chat support & flexible collaboration. • 🔄 Regular project updates, aligned with your time zone. • 🔍 Data-driven solutions for diverse business challenges. • 💰 Special rates for non-profits. Ready to Enhance Your Data? Whether you have an ongoing project or need expert consultation, I’m here to assist. My flexible hours ensure seamless coordination with your schedule. Let’s unlock the potential of your data together!
    vsuc_fltilesrefresh_TrophyIcon Time Series Analysis
    Data Analysis
    Amazon Web Services
    Data Visualization
    Statistics
    Julia
    Biostatistics
    Data Science
    Python
    Machine Learning
    Natural Language Processing
    TensorFlow
    PyTorch
    R
    Deep Learning
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