What you'll do:- Design and implement LLM-powered systems and scalable agentic workflows in production.
- Build robust data processing pipelines for evaluation datasets, and feedback loops.
- Work closely with customers to deeply understand their workflows and deliver products that meaningfully impact their systems
- Apply novel research ideas and build production systems that advance the frontier of self-improving AI systems
- Contribute to technical blogs and research implementations that strengthen our technical foundation
What we look for:- Strong experience building large-scale LLM-powered or agentic systems in production environments
- Strong research taste, especially in evaluation design, post-training methods, and model improvement workflows
- Desire to own problems end-to-end and deliver measurable outcomes
- Ability to work directly with customers
- Obsession with detail, code quality, and clean, modular system design
- Strong ownership mentality and ability to thrive in a fast-paced startup environment
- Bachelor's degree in Computer Science, Engineering, or a related field (or equivalent practical experience)
Benefits and perks- Competitive salary plus meaningful equity package
- Comprehensive medical benefits and generous PTO
- Flexible work arrangements
- Direct impact on company direction and technical decisions
- High ownership and the opportunity to make a career-defining impact
As a founding member, you'll help define the technical foundation of NeoSigma. Your scope will grow with the company, from owning core systems end-to-end to shaping architecture, hiring, and engineering culture. This role has a natural path toward technical leadership or engineering management as the team scales.