Debanjan Basu

Senior Software Engineer - ML & Data Systems

debanjan.basu.ds@gmail.com · Berlin, Germany
LinkedIn · GitHub · Medium

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Profile

Software engineer with 6+ years building production data systems and web applications. Strong Python expertise with background in data science and ML (time series forecasting, predictive modeling). Recently focused on GenAI agent development and trajectory analysis. Delivered 5-10x performance gains on data pipelines. Physics background in computational methods.

Experience

Senior Python Developer Aug 2020 - Present

Nexern GmbH, Berlin

  • Built and maintained Django application for affiliate marketing: SEO link management, web crawlers, and ingestion of large-scale JSON reports
  • Led greenfield GenAI agent projects: betting odds prediction and automated web scraping pipelines
  • Developed LLM agents using Google ADK; observability with Arize Phoenix for trajectory analysis
  • Achieved 5-10x speedups via Dask distributed processing, Celery task queues, vectorized operations
  • Deployed ADK agents with Docker on VPS; S3/MinIO storage; GitLab CI/CD
  • Mentored junior developers; conducted code reviews
Data Scientist May 2018 - Jul 2020

KUGU Home GmbH, Berlin

  • Developed predictive heat models (Fourier equation) and time series forecasting with TensorFlow/XGBoost
  • Built online changepoint detection for anomaly detection in IoT boiler systems
  • Co-developed IoT pipeline for hundreds of devices; deployed to OpenStack via Ansible
  • Ensured GDPR compliance in data handling workflows
Research Assistant Aug 2012 - Oct 2016

TU Clausthal, Clausthal

  • Extended molecular dynamics codebase (Fortran/C); developed novel phonon band algorithm
  • Tutored ab-initio modeling; published in peer-reviewed journals

Skills

Languages

Python, C, CUDA, Rust, Fortran

ML / Deep Learning

PyTorch, TensorFlow, scikit-learn, XGBoost

LLM / GenAI

Google ADK, Arize Phoenix

Data Engineering

Dask, Celery, Polars, PostgreSQL

Cloud / DevOps

AWS (S3, EC2), Docker, Kubernetes, GitLab CI, Ansible

Education

B.S-M.S in Physics 2007 - 2012

IISER Kolkata

Languages

English (fluent) · German (B1) · Hindi (native) · Bengali (native)