Senior Software Engineer, Product

Location: San Mateo, California, United States
Full-Time | Hybrid (3+ days/week on-site) | Mission-Driven AI Startup

A cutting-edge, venture-backed startup based in San Mateo, CA is seeking a Senior Software Engineer to join its Product Engineering team. This high-growth organization is building advanced AI infrastructure to automate complex, mission-critical workflows across industries like healthcare, finance, and telecommunications.

As a Product Engineer, youll play a key role in designing and building next-generation applications and tools that dramatically improve how businesses execute internal processes. Youll work on meaningful challenges, influence product direction, and contribute to a platform at the forefront of AI and workflow automation.

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  Lead development of large-scale, user-facing application features across the full stack.

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  Design and implement systems that balance usability, scalability, and maintainability.

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  Enhance platform tooling on both front-end and back-end components.

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  Build secure, scalable APIs, middleware, and authentication services.

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  Collaborate closely with cross-functional teams to align system improvements with product vision.

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  Drive best practices in engineering, including testing, documentation, and code quality.

• Experience contributing to fast-paced startup environments

• Deep interest in emerging technologies and infrastructure powering AI systems

• Desire to own projects end-to-end and collaborate in a mission-oriented team

• Master's degree in Computer Science or related field preferred

• Employment Type: Full-Time

• Seniority Level: Mid-Senior

• Visa Sponsorship: Not available

• Security Clearance: Not required

• Travel: Not required

• Education: Master's degree or higher preferred

This is a unique opportunity to shape a powerful product and platform while working at the intersection of AI, engineering, and real-world impact.