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greg_api_dev

Greg

@greg_api_dev

Python and Symfony Backend Developer and API Specialist

Poland
English, Polish
About me
Hi! I am a backend engineer specializing in API architectures and data pipelines. With a background in bioinformatics, I excel at handling high-volume payloads (JSON, XML, CSV). My stack focuses on Python (FastAPI) for automation/AI, and Symfony with Doctrine ORM for secure corporate web APIs. ★ WORK PROTOCOL: To ensure precision, I communicate strictly in written format (Chat/Email). I do not do phone or video calls. Send me your API documentation, and I will deliver clean, production-ready backend logic.... Read more

Skills

g
greg_api_dev
Greg
Offline • 

See my services

API & Integrations
I will build custom API integration or backend automation in python and symfony
From$65 / projectMore details

Work experience

Freelancing_Career

Backend Developer

Freelancing Career • Full-time

Aug 2012 - Present • 14 yrs 2 mos

Designed and implemented scalable RESTful APIs and backend architectures. Integrated diverse third-party APIs using PHP (Symfony) and Python, optimizing high-volume JSON/XML data payloads, automation pipelines, and database relations.