Senior Back-end Engineer

Neo Work is looking for a Senior Back-end Engineer with strong technical fundamentals and a passion for building reliable, well-tested systems. In this role, you’ll be working on tool-use functionality
, including analyzing transcripts, debugging issues, and ensuring systems are robust and reliable. You’ll collaborate with contract engineers and internal stakeholders, helping drive technical quality across projects.

• Analyze tool-use transcripts to identify where models fail or tools break.
• Debug and confirm functionality by directly interacting with an MCP server
  .
• Write clear and detailed technical documentation for processes and findings.
• Build and maintain robust test suites to ensure high-quality code changes.
• Collaborate with other engineers and contract contributors to support technical QA and debugging.

• 3+ years of software engineering experience (open to strong candidates with less).
• Familiarity with Go, Python, Type Script , or similar modern back-end stacks.
• Strong background in building and maintaining test frameworks.
• Excellent technical writing and communication skills, with the ability to create clear documentation.
• Analytical and proactive problem-solver who can spot issues from data and propose solutions.

• We offer health insurance for contractors
• Holiday Extra Pay
• The work hours generally align with standard business hours in the US, with some potential flexibility depending on the client's needs.
• This is a 100% home-based position
• We prioritize the mental health of our team members and offer mental health days to support their well-being.
• In addition to the base salary, performance-based incentives are provided.
• There is an annual review and appraisal process in place.
• There are ample opportunities for professional growth and advancement within the company.