Sachin Venugopalan Nair

Developer
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About

Sachin

Hi there! At the time of writing this I have ~5 years of experience as a Data Scientist, with some experience in software development. Currently based in the US, with a passion for turning complex data into actionable insights and building polished, end-to-end digital products. When I'm not training models or writing code, you'll find me trying to take cool photos, lol. Thanks for stopping by!

PythonJavaScript/TypeScriptSQLNoSQLReactMachine LearningArtificial IntelligenceDeep LearningLarge Language ModelsCloud (GCP/Azure)DockerPhotography

Experience

Technical Officer

  • Guided 2 mentees through project cycles, improving code quality and deployment readiness
  • Developed and maintained React and Python website, modernizing legacy code and improving stability by 12%
  • Organized and led technical workshops on AWS, ML/AI, and system design for 50+ attendees each
PythonReactJupyter Notebook

Senior Data Scientist

Firstsource/October 2023April 2025
  • Developed automated ETL workflows merging SQL data, cutting pipeline creation time by 50%
  • Built interpretable customer retention model securing a $1M enterprise contract
  • Created multivariate regression models reducing healthcare operational costs by 24%
  • Engineered OCR-based document classifier boosting marketing engagement by 12%
  • Debugged Python systems and automated workflows, saving 8–9 hours weekly
  • Named Best Performer (Aug 2024) for delivering high-impact ML projects
PythonMicrosoft SQL Server ManagementAzure OpenAIMicrosoft ExcelJupyter NotebookXGBoostRegression

Data Scientist

Firstsource/August 2020October 2023
  • Built time-series forecasting models in Python predicting workforce demand with 97% accuracy
  • Deployed forecasts into operations, reducing overtime 17% and improving scheduling 15%
  • Led cross-functional data and product initiatives, earning Rising Star Award (May 2023)
PythonNLTKGoogle Cloud PlatformJenkinsNumPySciPyMatplotlib

Get in Touch

Have a project in mind, or just want to say hello? Feel free to reach out.