Олександр

OLEKSANDR SHPIRKO
Python Backend & AI Integration Engineer
[открыть контакты](см. выше в блоке «контактная информация») • [открыть контакты](см. выше в блоке «контактная информация»)
neebird.github.io • github.com/neebird • [открыть контакты](см. выше в блоке «контактная информация»)

SUMMARY
Python backend engineer specializing in production AI integrations, building FastAPI and Django backends, SaaS MVPs, and
automation pipelines that run unattended for months. Shipped LLM-powered voice agents, RAG chatbots, and a billing migration
that lifted recurring revenue by ~30% in 3 months. Delivered 25+ freelance projects at a 5 star rating. Based in the EU, available
remote.

SKILLS
Python · FastAPI · Django · PostgreSQL · Redis · Celery · SQLAlchemy · REST APIs · WebSockets · microservices · webhooks ·
background jobs
OpenAI · Anthropic Claude · ElevenLabs · Whisper · Groq · RAG pipelines · vector DBs (pgvector, Pinecone) · LangChain · prompt
engineering
n8n · Make · Playwright · Selenium · web scraping · data pipelines · Telegram and Discord bots · Claude Code · Cursor
Docker · CI/CD (GitHub Actions) · Linux · NGINX · Caddy · AWS · DigitalOcean · Hetzner · Git

EXPERIENCE
Python Backend & AI Integration Engineer | Freelance (Upwork + direct clients) | Remote Sep 2024 – Present
- Built an LLM voice agent on ElevenLabs and Twilio for outbound campaigns, with answering machine detection and live call
transfer; the agent autonomously handled 470 of 683 leads on the first production batch
- Shipped a marketplace repricing bot on FastAPI with proxy rotation and scheduled scans, and client sales went up 80% after
deployment
- Delivered 25+ fixed scope projects at a 5 star rating, from API integrations and scrapers to bug fixes inside live production
codebases
Python Backend Engineer | VPN SaaS Platform | Remote Nov 2024 – Apr 2025
- Migrated a legacy monolith to FastAPI microservices on PostgreSQL, Redis, Celery and Docker, into a stable system that
handles sustained high load
- Redesigned billing and subscription logic, replacing key based access, and recurring revenue went up ~30% within 3 months
after launch
- Rebuilt fault tolerant background task processing for Telegram workflows like notifications, renewals and reports
- Ran Agile delivery in Jira: task assignment, code review and business alignment
Assistant Attorney & Internal Tools Developer | Private Attorney Practice | Ukraine Feb 2023 – Aug 2024
- Dual role: legal assistant work plus building internal automation that removed manual paperwork
- Built document automation for contracts, filings and client letters with Python, Jinja2 and python-docx, cutting prep from 4
hours per case to 30 minutes
- Built a case-management dashboard (Django, PostgreSQL, Celery, Redis) with deadline tracking, notifications (email/SMS)
and Google Calendar scheduling; cut ~80% of paperwork, +40% case throughput
Backend & Automation Developer | Sports Management Platform | Remote Jun 2022 – Nov 2023
- Built a full-stack platform for a hockey club: Python, SQLAlchemy and PostgreSQL backend, a React PWA frontend (iOS,
Android, desktop), and a Telegram bot
- Implemented event scheduling, attendance tracking, team management, news, chat and custom training modules with
automated notifications
- Maintained and extended the platform across seasons as the club grew

EDUCATION
Master of Laws (LLM) | Kyiv National University of Trade and Economics 2022 – 2024

LANGUAGES
English • Ukrainian • Russian