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Software Engineer, Full Stack (Senior, Staff+)

Kustomer

New York, NY · Remote · Senior

$130,000 – $215,000

Listed on Kustomer’s own careers site. You apply with them directly — we never stand between you and the employer.

What this role is

Kustomer is seeking a full-stack engineer to join a small, autonomous pod that owns features end-to-end across their AI-native customer experience platform. This role suits engineers who excel across the entire stack, move quickly with AI tooling, and take genuine ownership of shipping quality products in a rapidly evolving, AI-first environment.

Our summary, not Kustomer’s wording. The full posting is on their site.

Skills this role names

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What they ask for

Required

  • 7+ years of progressive software development experience
  • Bachelor's degree in Computer Science, Software Engineering, or related field
  • Comfortable working across frontend and backend
  • Deep understanding of systems, data structures, algorithms, concurrency, distributed systems, API design, and database internals
  • Ability to ramp quickly on unfamiliar codebases
  • Own outcomes end-to-end from design through production
  • Diagnose and debug complex issues and optimize performance
  • Hands-on experience with modern AI developer tools like Cursor or Claude Code

Nice to have

  • Familiarity with integrating AI or ML-powered capabilities into web applications
  • Experience integrating third-party AI APIs or frameworks like OpenAI, Anthropic, LangChain, or vector databases
  • Interest in how AI can enhance developer workflows and product functionality
  • GitHub activity showing thoughtful, relevant contributions

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