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Senior Full Stack Lead Developer/Architect

San Mateo, CA 94402

Posted: 06/03/2025 Employment Type: Direct Hire Job Number: 30543 Job Location: Onsite Industry: SOFT - Software Companies

Job Description

Job Title: Senior Full Stack Lead Developer/Architect

Position Description: Protingent Staffing has an exciting direct hire opportunity for Senior Full Stack Developer with our client located in San Mateo, CA.

Job Responsibilities:
  • Clean slate product, minimal legacy code, high-leverage technical decisions
  • Fast pace, constantly shipping and iterating with users
  • Applied AI challenges (GPT, vision, reasoning)
  • Computational geometry challenges
  • Great coworkers (founders with domain expertise and a track record, and other senior engineers)
  • Small team means diverse tasks offering many learning opportunities
Job Qualifications:
  • 8+ years of building for the web with a thorough understanding of backend (API design, databases, security), modern frontend (TypeScript, React/Vue, SPA), and cloud/infra (scaling, reliability, containerization with Docker, AWS).
  • Experience with modern development practices (dev tooling, CI/CD, IaC, etc).
  • Experience with a multitude of languages (including Python, TypeScript), paradigms, and frameworks, and ability to learn and introduce new ones quickly.
  • A systematic and rational approach to technical decision-making.
  • Proven track record of making architectural decisions, experience in selecting modern frameworks and tools.
  • A systematic and rational approach to technical decision-making.
  • Ideal candidate would either be a founding engineer in an early stage startup or have experience building a full stack system from ground up in a leading role.
  • Comfortable shaping the product in collaboration with adjacent roles (Product, Design/UX).
  • Strong sense of ownership, including troubleshooting production, and talking to customers
Job Details:

• Direct Hire
• Salary Range: $180K to $220K annually.
• Location: San Mateo, CA (Onsite)

About ProtingentProtingent is a niche provider of top Engineering and IT talent to Software, Electronics, Medical Device, Telecom, and Aerospace companies nationwide. Protingent exists to make a positive impact and contribution to the lives of others as well as our community by providing relevant, rewarding, and exciting work opportunities for our candidates.

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About San Mateo, CA

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