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ARTUR REVENKO
PYTHON DEVELOPER
Ukraine, Odessa | [open contact info](look above in the "contact info" section) | tg: @pre7s2d Git: tttt-netizen
SUMMARY
Full-stack Python developer with experience building and operating production SaaS platforms from idea to revenue,
as sole engineer. Specialized in Django, FastAPI, PostgreSQL, geospatial systems, document ingestion/OCR, and
complex data pipelines - plus designing and integrating LLM-powered features (in-app AI assistants, tool-calling,
streaming responses) directly into production products. Comfortable owning the full stack end to end: backend
architecture, frontend, cloud infrastructure, payments, and production operations. Strong background in reverse-
engineering binary/proprietary formats, GIS exports, chart integrations, and AI-assisted software development.

CORE SKILLS
Backend: Python, Django, FastAPI, DRF, Celery, AsyncIO, WebSockets, JWT
AI / LLM: Designing & shipping LLM-powered product features, multi-provider integration (ChatGPT,
Claude,Gemini, Groq,), tool-calling / function-calling agents, streaming responses, prompt & knowledge-base
engineering, AI-assisted development workflows
Databases: PostgreSQL, Redis, SQL optimization, data modeling
Infrastructure: Docker, Nginx, Gunicorn/Uvicorn, AWS (Lambda, S3), Cloudflare
Payments & Integrations: Stripe, REST APIs, Webhooks
Frontend: React, Next.js, TypeScript, JavaScript, Tailwind CSS, HTML, CSS
Automation & Data: Pandas, Selenium, BeautifulSoup, OpenPyXL,Pandas, OpenPyXL,
BeautifulSoup, Selenium, Playwright, OCR, ETL
DevOps & Security: Linux, CI/CD, SSL/TLS, reverse proxy, monitoring

EXPERIENCE
Sealagom.com (2023 – Present)
Founder & Full-Stack Developer
•Designed and built a revenue-generating maritime-safety SaaS platform from scratch, serving 70,000+
monthly users, as sole engineer.
•Architected the backend with Django, PostgreSQL, Redis, Celery and REST APIs, including a dual-lineage
migration system enabling zero-downtime production deploys.
•Built a multi-format geospatial export engine (GeoJSON, KML, GPX, Shapefile, GeoPackage, CSV, JSON)
and reverse-engineered proprietary ECDIS chart formats, shipping custom exporters validated against
real onboard navigation systems.
Implemented PDF ingestion, OCR and ETL pipelines processing maritime safety bulletins from multiple
official sources.
Reverse-engineered vendor-specific maritime chart formats and built custom exporters validated against
onboard navigation systems.
•Developed a React/Next.js frontend with real-time geospatial mapping, full internationalization (9 locales),
and SEO infrastructure including sharded XML sitemaps scaling past 50,000 URLs.
Built subscription billing, authentication, notification systems and cloud infrastructure.
Managed deployment, monitoring, CI/CD, AWS Lambda workloads, Cloudflare infrastructure and
production operations.
IQBattle.online (2025 – Present)
Full-Stack Developer
Built real-time multiplayer trivia platform with cryptocurrency rewards.
Developed FastAPI backend handling matchmaking, game state synchronization and WebSocket communication.
Implemented wallet authentication and blockchain integrations across multiple networks.
Designed PostgreSQL and Redis architecture for low-latency gameplay.
Built React + TypeScript frontend with live updates, score tracking and administrative tooling.
Containerized and deployed platform using Docker, Nginx and automated CI/CD workflows.