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Back End Developer

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  • SR2 | Socially Responsible Recruitment | Certified B Corporation™
  • London
  • 1 week ago
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Senior Backend Engineer – Build at Scale with a Cutting-Edge AI Startup! Up to £130k + Equity

Tech - FastAPI, Python3, Docker, Postgres, and Redis,


Are you ready to take on a challenging role where you’ll design scalable systems that power the next generation of AI video solutions? Join a fast-growing team solving complex problems and delivering industry-leading products that redefine what’s possible.


Why This Role is for You

  • Make a Real Impact: Help build state-of-the-art systems that scale to support multi-terabyte traffic while reducing costs and maintaining top-tier performance.
  • Collaborate with Innovators: Work alongside a world-class team with deep expertise across AI, robotics, and engineering.
  • Shape the Future: Contribute to breakthrough technology that transforms industries like logistics, healthcare, and education.
  • Thrive in Growth: Be part of a high-velocity startup that’s revenue-generating, well-funded, and built for long-term success.


What You’ll Be Doing

  • Designing and implementing APIs, databases, and data pipelines to support growing traffic and advanced features.
  • Ensuring system scalability, observability, and efficiency while driving cost optimizations.
  • Taking full ownership of features, delivering high-quality results with excellent uptime and reliability.
  • Collaborating with front-end, edge-computing, and machine learning teams to support the broader platform.


What You’ll Bring

  • Experience: 5+ years in backend development, with a proven track record of building and scaling systems of substantial size.
  • Tech Expertise: Strong knowledge of FastAPI, Python3, Docker, Postgres, and Redis, including hands-on experience with API, database, and pipeline optimization.
  • Bonus Skills: Experience with React/React Native, infrastructure-as-code (Pulumi/AWS), monitoring (Sentry/Grafana), or authentication tools (Auth0).
  • Mindset: High intrinsic motivation, a commitment to excellence, and a readiness to work hard to achieve great outcomes.


What’s in It for You

  • Challenge&Impact: Work on ambitious projects that push boundaries and make a difference.
  • Learning&Growth: Advance your skills in a supportive, high-performing environment.
  • Team Culture: Collaborate with exceptional peers who share a passion for innovation and quality.


Strong preference for in person collaboration and therefore looking for people who are keen to be in-office.


Ready to take the leap? Apply now and become part of a team building the future of video AI technology!

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