Senior Python Backend Engineer

Senior Python Backend Engineer New Reef Technologies Warsaw (fully remote), Poland Job Title Senior Python Backend Engineer Job Description Senior Python Backend Engineer We’re looking for Python backend engineers to work on a trustless supercluster of performance-proofed GPU-enabled sandboxed docker container runners controlled by truly decentralized algorithms (not just PAXOS or RAFT). Wow, that was a mouthful... If you found it interesting, join Reef Technologies and tackle complex technical challenges like this on your own terms: • Contribute from wherever you like—we are fully remote • Set your own time commitment, as long as it’s at least 30h per week • See how we work in our handbook • Influence the way we operate through our Sociocracy 3.0 decision-making process Salary on a B2B contract: • 45-70 USD or 180-280 PLN per hour • Flexible work schedule (as measured with a time tracker) • We automatically adjust rates based on inflation twice a year So, what do you think? You don't even need a CV, just click here and shoot a few quick commands to apply. Restrictions • No telecommuting • No Agencies Please Requirements We're looking for someone with 5+ years of programming experience, including at least a year with Python (including opensource and significant personal projects). Contact Info • E-mail contact: hiring@reef.pl • Web: https://reef-technologies.com/ Posted 04 August 2026 Back end Developer / Engineer ← Previous Python Backend Engineer, Constelli Signals in Hyderabad, Telangana, India Next → Lead Python Backend Engineer, Reef Technologies in Warsaw (fully remote), Poland More jobs in Developer / Engineer Submit a Job Have a job that our community would be interested in? Please check our job submission how-to for details on how to file a job posting. After you have reviewed our how-to document, please login and use this form to create a new job posting If you have submitted jobs previously under your login, you can view them by logging in now. In case of questions, please contact the PSF Python Job Board team. Thank you. Stay up-to-date Subscribe via RSS Follow The PSF via Twitter Job Board Sponsors