Founding Engineer (Full Stack) -'

Company: Opsin Inc.
Location: San Jose
Posted on: April 2, 2025

Job Description:

As a Founding Engineer, you'll help define and build the core foundation of our product. You'll work across the stack, own key features end-to-end, and collaborate closely with founders, customers, and tech leads to shape the future of GenAI security.What You'll Do

• Build and own foundational product features
• Work directly with early customers to iterate on solutions
• Design and implement scalable backend services, data tiers, and APIs
• Contribute to full-stack development, including frontend components in modern frameworks
• Participate in end-to-end engineering, from design to DevOpsYour Experience & Skills
  • 4-10+ years of experience in core software engineering
  • Experience building front end components in modern frameworks such as React, Next.js, and similar
  • Experience designing scalable systems, APIs, and data architecture
  • Experience shipping production software in a product-focused environment
  • Ability to work through ambiguity and solve complex technical problems
  • (Desirable) Experience working with GenAI or ML in a professional, personal, or academic setting
  • (Desirable) Familiarity with TypeScript and the Node.js ecosystemMindset & Fit
    • Collaborative - thrives in a fast-paced startup environment
    • Strong opinions, loosely held - willing to debate, iterate, and adjust
    • Bias for action - prioritizes, ships fast, and avoids over-engineering
    • Passionate about AI and cybersecurity
    • Desire to have impact on all aspects of the company's successWhy Join Us?
      • Early impact: Help shape a category-defining product in GenAI security
      • Growth & ownership: Work directly with founders and tech leads to drive innovation
      • Cutting-edge tech: Build with LLMs, AI security, and enterprise AI adoption strategiesExcited to secure the future of GenAI? Join us!About OpsinOpsin is a venture-backed GenAI security company, funded by top-tier investors including Race Capital. We enable enterprises to safely adopt GenAI solutions like Microsoft Copilot, Google Gemini, and other LLM-powered agents by monitoring and securing enterprise data access. Our platform ensures employees can leverage AI without exposing sensitive or over-permissioned information.Employment Type: Full-TimeCompensation: Competitive salary, benefits, and equityLocation: San Jose, CA / SF Bay Area (hybrid). The team works together in person 2-3 days a week at our locations in downtown San Jose and San Ramon. In-person collaboration is key for this role.
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Keywords: Opsin Inc., San Jose , Founding Engineer (Full Stack) -', Engineering , San Jose, California