Software Engineer Fast-growing software

# Software Engineer Fast-growing software company
* Location San Jose, California
* Type Full-time
* Posted
23 October 2026

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The role, as published## About the company

Our client is a fast-growing software company.## The role Raydar is recruiting for this role on behalf of our client. Improve the quality and dependability of AI-driven software through structured testing and new feature development. Take promising experiments from prototype to maintained production code, collaborating with customers, researchers and domain specialists.## What you'll do
* Find where automated AI systems fall short, then design and run evaluations to make them more dependable and efficient.
* ** Build new capabilities for AI systems**, including tool integrations, context handling, memory and multi-step workflows.
* Analyze logs and experiment results to locate bottlenecks and separate genuine gains from measurement noise.
* ** Work with customers
** and subject-matter experts to understand needs, then ship and maintain fixes end to end, typically within about 3 months.
* Convert successful experiments into clean, maintainable production software.## What we're looking for
* Solid background shipping and running live software in Python and a typed JavaScript language.
* Practical exposure to LLM-powered systems, including how they are coordinated, observed and served at scale.
* Comfort speaking directly with customers to clarify needs and deliver working technical answers.
* Prior time at a demanding technology company or an AI startup.
* A bachelor's-level technical degree in computer science, electrical engineering or a related field from a highly regarded school.
* Clear communicator with good customer instincts and a knack for pinpointing the heart of vague technical problems.
* Independent, driven and creative, with a sense of ownership and sound product instincts.## Bonus points
* Curiosity about or exposure to chip design, semiconductors or hardware-software systems.
* Relocation support## Location and work model
* San Jose, CA, United States
* On-site, 5 days per week in office
* Full-time## Compensation, as the posting describes it
* Equity Pay $180k to $350kUSD base a year