Python Developer - 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)