Littlebird

Littlebird

Senior Backend Engineer

Remote, USA · Senior

Sponsorship not specifiedDetected 127 days ago
PythonGoAndroidData StructuresPostgreSQLCloud PlatformsRAGResearch

About the role

  • Check out the recent TechCrunch news on our $11M seed funding and what users are saying about the product.
  • We're an async-first team that values craft and ownership.
  • Our engineers live at the intersection of genuine research curiosity and production discipline: you'll push the frontier in areas like realtime data, search, and inference, then wrestle those ideas into systems that are fast, lean, and built to scale.

Responsibilities

  • Role Overview We're seeking a Senior Backend Engineer to join our fast-paced team to design, develop, and implement new infrastructure for Littlebird, our personalized AI teammate for Mac and Android (Windows soon!).
  • We're building personal AI; a thought partner that connects dots in your work and helps you think.
  • You'll develop core infrastructure that turns messy, unstructured user data into a coherent world model.
  • You'll lead the charge to design and implement our next-generation memory system
  • We're seeking a Senior Backend Engineer to join our fast-paced team to design, develop, and implement new infrastructure for Littlebird, our personalized AI teammate for Mac and Android (Windows soon!).
  • Some of the hard problems you'll solve: Build AI Memory: Our current memory systems will continue to scale.
  • Strong system-design skills and experience working with distributed systems.
  • You know when to build for the long term and when to ship a clever solution that works now.

Requirements

  • Hands-on experience with RAG pipelines, even if you're a little frustrated with their limitations.
  • Production experience with modern cloud infrastructure, observability tooling, and PostgreSQL A pragmatic approach.
  • Required Skills Deep experience building and scaling data-intensive backend systems in Python or Go.

Benefits

  • Flexible working hours across multiple time zones We love to hear when birds chirp!
  • Benefits Remote-friendly work environment Collaborative team culture Opportunity to shape infrastructure decisions Competitive compensation packages including stock and health benefits, paid time off, and parental leave.
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This listing is sourced directly from Littlebird's careers page and normalized into a canonical job model.