Work Experience
Independent Software Developer — Self-directed projects, Koblenz
January 2026 – Present
- Build and ship full-stack applications end to end: FastAPI backends, PostgreSQL data models and React/TypeScript frontends.
- Integrate third-party APIs into backend workflows, such as automatic task creation in Trello from processed meeting data.
- Built a daily automated data pipeline that aggregates and scores job postings from multiple sources, with cheaper filters gating LLM calls to control cost.
Software Developer (Full Stack) — simpleRedak - .schoenke - eMedia Consulting, Cologne
September 2024 – December 2025
- Developed and maintained production software used daily by major German TV broadcasters, including RTL, RedSeven and Bild TV.
- Built event-driven form submission with RabbitMQ across a three-server setup (web, middleware, core system), decoupling the public site from the core system.
- Designed a self-service dynamic form platform where administrators configure fields and business rules themselves.
- Fixed a performance bottleneck on a 100k+ record dataset by rewriting SQL queries and cutting memory use, reducing response times by ~60%.
- Owned client features across the full stack, backed by PHPUnit tests and code review.
Working Student — simpleRedak - .schoenke - eMedia Consulting, Cologne
September 2021 – August 2024
- Built a self-service talent portal end to end where performers register, manage profiles, upload media and apply to TV productions.
- Led migration of multiple systems from PHP 5/7 to PHP 8.3 across a large, established codebase.
- Designed and delivered RESTful APIs using Test-Driven Development with PHPUnit.
- Refactored a legacy codebase inside a custom MVC framework, applying OOP and SOLID principles.
Full-Stack Developer — Grab Info-tech Private Limited, Kathmandu
August 2019 – February 2020
- Delivered new backend features for a school management platform and improved frontend integration.
- Designed RESTful APIs and helped migrate a legacy PHP codebase toward Laravel.
Skills
Languages: Python, PHP 8+, JavaScript, TypeScript, HTML, CSS
Frameworks & Libraries: FastAPI, Streamlit, Laravel, React, MUI, SQLAlchemy
Databases: PostgreSQL, MySQL, NoSQL
Infrastructure & Tools: Docker, RabbitMQ, Git, Linux (CLI), CI/CD, GitHub Copilot, Claude Code
Concepts: REST API design, OOP, SOLID principles, TDD, Distributed Systems
AI / LLM: OpenAI APIs, Whisper, LangChain, LangGraph, RAG, Embeddings
Familiar with: AWS, Kubernetes
Contact
sudanupadhaya@gmail.com | GitHub | LinkedIn