TL;DR

Senior Python Fullstack Engineer: Design and build high-performance, scalable distributed systems and APIs that power mission-critical products serving millions of users with an accent on backend, frontend, data systems, and cloud infrastructure. Focus on optimizing performance at scale, reducing system latency, and improving overall reliability through distributed tracing, load testing, and architectural improvements.

Location: Kyiv, Lviv, or remote from anywhere in the world

Salary: Competitive compensation including fix part and variable bonus based on performance.

Company

%hirify_global% helps businesses thrive through tech partnership and strengthens the engineering community by sharing knowledge and creating opportunities.

What you will do

Design and build high-performance REST APIs and microservices using FastAPI, Python, Node.js, and TypeScript.
Architect scalable, low-latency systems capable of supporting millions of requests per day.
Implement distributed caching, queueing, and event-driven architectures using Redis, pub/sub, and async patterns.
Build and optimize schemas, indexes, and queries across data stores such as MongoDB and Redis.
Reduce system latency, increase throughput, and improve overall reliability through distributed tracing, load testing, and architectural improvements.
Work closely with product, ML, data, and infrastructure teams to design scalable systems aligned with business requirements.

Requirements

6+ years of experience in full-stack or backend engineering, including architecting complex systems.
Strong programming experience with Python stack and libraries and TypeScript/Node.js.
Strong hands-on experience with modern Python libraries and frameworks used for backend development, API design, performance optimization, and (if applicable) machine learning or data processing.
Required Python familiarity includes: FastAPI, Pydantic, Asyncio, PyMongo/Motor, Redis-Py, HTTPX/Requests, Uvicorn/Gunicorn, and PyTest.
Hands-on experience with MongoDB, Redis, Azure Servicebus and OpenSearch in production.
Strong understanding of REST API design, async patterns, and distributed system fundamentals.

Culture & Benefits

Exciting, challenging and stable startup projects with a modern stack.
Corporate English course and ability to practice English and communication skills through permanent interaction with clients from all over the world.
Professional study compensation, online courses and certifications, and career development opportunity with semi-annual and annual salary review process.
Necessary equipment to perform work tasks.
VIP medical insurance or sports coverage.
Flexible working hours (start your day between 8:00 and 11:30) and paid vacation (18 working days) and sick leaves.

Senior Fullstack Engineer (Python)