Python Developer with Real-Time Systems

Our Client is a fast-growing technology company building advanced solutions in the field of autonomy and distributed systems, operating in a fully international environment.The project focuses on developing a scalable backend platform that supports thousands of autonomous units operating and communicating in real time. We are looking for an experienced Python Developers who want to have a real impact on the architecture of mission-critical systems and work on products where performance, reliability, and fast engineering decisions truly matter. WORK MODE: 100% remote - occasional visits to Warsaw (mokotów) WHAT WILL YOU BE WORKING ON? • Designing, implementing, and developing scalable backend services in Python, handling real-time telemetry data processing (thousands of events per second) • Co-designing the architecture of high-availability, high-performance systems responsible for coordination, analysis, and real-time data distribution • Building and maintaining data pipelines (telemetry, sensor data, mission-critical events) using message queues and asynchronous mechanisms • Designing and implementing APIs consumed by frontend applications, internal tools, and other platform components • Working closely with backend, frontend, and autonomy/algorithm teams to ensure seamless system integration • Participating in architectural design, code reviews, ensuring code quality, monitoring, and maintaining clear technical documentation WHAT DO WE EXPECT FROM YOU? Must-have: • Minimum 5+ years of experience as a Python Developer • Strong knowledge of Python and backend service development • Hands-on experience with web frameworks such as Flask, FastAPI or aiohttp • Practical experience with real-time data processing systems (must have) and message queues (e.g. RabbitMQ, ZeroMQ, or similar) • Experience working with databases such as PostgreSQL, MySQL, or MariaDB • Ability to design systems handling a high volume of requests and events per second • Very good command of English (C1) Nice-to-have: • Experience with Go • Knowledge of distributed systems, data streaming, or event-driven architecture • Background in building mission-critical systems (high availability, real-time processing) WHY IS IT WORTH IT? • Permanent employment with end client with competitive compensation aligned with your experience • Real influence on system architecture and product direction in a high-responsibility, large-scale project • Work in an international team focused on outcomes rather than unnecessary processes • 100% remote work and a flexible approach to work organization • Paid time off and stable cooperation conditions • 2-week sprints, Jira, clear goals, and fast feedback loops • A work culture built on quality, ownership, and true partnership Thank you for all applications! We will contact selected candidates. TQLO Sp. z o.o. – Agencja Zatrudnienia (KRAZ nr 33580)