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Full Stack Engineer

Design
Haystack
2 weeks agoUntil 12/12/2026
Full timeOn-site

Job description

A pioneering technology company is seeking to redefine industries by building cutting-edge AI systems that integrate seamlessly into real-world applications. They are at the forefront of developing intelligent solutions that transform complex challenges into intuitive, production-grade workflows, pushing the boundaries of what AI can achieve.

The Role

  • Build end-to-end product features across frontend, backend, and AI integrations
  • Design agent workflows that handle planning, tool use, failure, and recovery across multiple steps
  • Integrate LLMs, memory, and external tools into systems that behave reliably under real-world conditions
  • Design real-time AI interactions with streaming, partial results, and tight latency constraints
  • Improve system reliability, observability, and fallback mechanisms
  • Collaborate closely with ML, backend, and product teams to ship features end-to-end
  • Continuously iterate based on real usage and failure modes

What You'll Need

  • Strong experience in Full Stack Engineering (Frontend and Backend)
  • Demonstrated Artificial Intelligence (AI) experience
  • Solid understanding of system design and API architecture
  • Experience working with LLMs, RAG systems, or AI-powered applications
  • Ability to handle ambiguity and make pragmatic engineering decisions
  • Strong ownership; able to take features from idea to production

What's On Offer

  • Opportunity to build groundbreaking AI-native product features
  • Work with leading-edge technologies like LLMs, RAG systems, and AI integrations
  • Collaborate within a fast-moving environment with evolving requirements
  • Comprehensive benefits package including medical, dental, vision, savings plan options, and PTO

Apply via Haystack today!

Keywords
insurance-consulting-and-technologyartificial-intelligencemicrosoft-forefrontplanning-and-designvisual-art-designproduct-development-and-designplanning-and-forecastingelectrical-engineering-and-planningrepair-and-recoveryi-o-memory-peripheral-connectorstime-and-attendancenetwork-latencyobservabilitymachine-learningcyber-intelligenceapplication-programming-interface-apiapi-designretrieval-augmented-generation-ragenvironment-health-and-safety-hsseecology-environment

Interested in this role?