Mykhailo

MYKHAILO PROKOPIEV
Python Backend Developer | Async APIs | FastAPI
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Galway, Ireland | EU Work Eligible | Open to Relocation Across Europe

Summary
Product-Minded Software Engineer experienced in building SaaS and asynchronous Python backends. Proven track
record in cost-efficient GenAI orchestration and taking ownership from ideation to production using AI-augmented
workflows (Cursor).

Skills
-​ Core: Python (FastAPI, AsyncIO, Pydantic, Mypy/Strict Typing), SQL, httpx.
-​ AI: LLM Orchestration (Gemini, OpenAI), Cost-aware Pipeline Design (Token tracking, tiered routing).
-​ Data: PostgreSQL (Indexing, Query Optimization), Redis, SQLAlchemy, Alembic.
-​ Infra: Docker, GitHub Actions (CI/CD), Nginx, Linux (Bash), AWS (Basic: Lambda, SQS/SNS logic).
-​ Tools: Ruff, Pytest, Git, Cursor (AI-Augmented Dev).
-​ Languages: English (C1), Ukrainian (Native), Russian (Fluent).

Professional Experience
Independent Software Engineer (Backend Focused)​​ ​ ​ ​ ​ 11/2023 - Present

-​ Developed high-performance RESTful APIs via FastAPI and AsyncIO, handling concurrent workloads.
-​ Optimized PostgreSQL performance through indexing and query refinement.
-​ Managed asynchronous task orchestration and state via Redis; currently transitioning internal logic to
Serverless/AWS Lambda patterns for bursty tasks.
-​ Automated CI/CD pipelines with GitHub Actions and managed deployments on Linux VPS via Docker.

Python Backend Developer | Ayma Tech (Startup)​ ​ ​ ​ ​ 09/2022 - 10/2023

-​ Built asynchronous Telegram-based services (Aiogram) integrated with 3rd-party media buying APIs.
-​ Designed relational schemas and managed migrations using SQLAlchemy and Alembic.
-​ Accelerated delivery via Bash-based deployment automation in a fast-paced environment.

Key Projects
AI-Powered Intent Engine (MVP / Private Beta)

●​ Engineered a cost-efficient LLM pipeline (Gemini) using a Judge/Summarizer/Main routing logic to minimize API
costs.
●​ Implemented session-level token accounting and dynamic output limits for granular resource management.
●​ Utilized httpx for high-performance asynchronous orchestration of multiple 3rd-party AI services.

Modular E-commerce SaaS Platform

●​ Developed a modular backend architecture for sales management with strict multi-tenant data isolation.
●​ Integrated automated payment gateways and secure session management using JWT and activation tokens.

Education
Professional Development in Computer Science: Focus on Backend Engineering, Distributed Systems, and Database Design.