Note: The job is a remote job and is open to candidates in USA. Raydar is a remote-first, AI-native software company focused on rebuilding the mortgage origination stack. They are seeking a Senior Staff Software Engineer to architect and build complex AI systems, integrate APIs, and mentor junior engineers in a rapidly growing team.

Responsibilities

• Ship to production on day one, then take on your first mission-critical project within your first month
• Architect, build, and launch complex multi-step AI agents that automate customer operations and save them millions per year
• Integrate third-party lending APIs to generate documents and disclosures, run automated underwriting, and prevent fraud
• Design and scale the next generation of job-processing infrastructure on AWS for a more observable, reliable backend
• Build full-stack features from design through deployment, modeling the complex relational data behind home loans (thousands of fields each)
• Mentor less senior engineers and raise the bar on architecture, security, and reliability

Skills

• 7+ years building full-stack web applications from design through deployment, including 5+ years at a senior level
• Strong, recent, hands-on TypeScript proficiency, with specific examples of complex systems you have built
• Experience scaling high-throughput distributed systems in the cloud (AWS, Terraform)
• Production experience with React, Node/Express, GraphQL/Apollo, and Postgres
• A track record at high-growth, software-first startups (VC-backed or top tech), with clear ownership and progression
• An SRE-oriented mindset and a keen eye for security risks
• Familiarity with modern AI product development (evals, experiment design, dataset curation)
• Active GitHub, open-source contributions, or side projects
• Fintech or lending domain experience

Benefits

• 100% of medical premiums covered for you and your family, plus vision and dental.
• 401(k), HSA/FSA, and flexible time off.

Company Overview