Python Jobs - December 2025

AllSpice is building GitHub/GitLab + CI/CD + Copilot for hardware engineering teams (smart vehicles, rockets, robotics, medical devices, IoT). Series A startup hiring a senior engineer to own major components of AllSpice Actions (automation engine for circuit…

Return is hiring a backend software engineer to develop platforms that accelerate the transition to carbon-free energy, focusing on a battery virtualization platform for industrial-scale Battery Energy Storage Systems. Operations are in the Netherlands, Germa…

exnaton is a start-up spun out of ETH Zurich, which offers software for renewable energy to utility companies. Our AI billing software enables energy providers to set up energy communities and smart energy tariffs in their distribution areas. Users of our sof…

Enveritas is a 501(c)(3) nonprofit working on sustainability issues facing smallholder coffee farmers, collecting field data in 25+ countries and building systems to analyze risks in coffee supply chains. Hiring a Backend Software Engineer to work remotely wo…

Senior Python Engineer — Rebuild AI LLM Reasoning/Governance Layer (Contract, Remote) We built a working pipeline: • metadata extraction • structured AI reasoning • governance logic • multi-parameter hardware output (BLE) It works now, but it needs to be rebu…

Building a photo-sharing app that uses computer vision to automate parts of sharing photos with friends. Backend ownership role: wire backend, integrate ML pipeline and mobile app, and ship. Stack includes FastAPI, Postgres, Supabase, AWS. Must have real back…