Senior Engineer (Full Stack)
Opsin
Senior Engineer (Full Stack)
As a Senior Full Stack 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.
Your Experience & Skills
- 4–8+ 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) Python ecosystem experience
- (Desirable) Familiarity with TypeScript and the Node.js ecosystem
Mindset & 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 success
Why 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 strategies
About Opsin
Opsin is a venture-backed GenAI security company, funded by top-tier investors including Race Capital. We empower 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-Time Compensation Competitive salary, benefits, and equity Location 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 position.
Vacancy posted 1 day ago
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