Senior Frontend Engineer
StackAISpain
Posted January 24, 2026
Full Time
About the Company
Stack AI is democratizing access to Large Language Models through a user-friendly no-code platform.
Job Description
Stack AI is hiring a Senior Frontend Engineer to optimize and refine existing frontend code and features, and implement incremental UX/UI improvements.
Requirements
- Exceptional code quality: Clean, maintainable, trustworthy code that requires minimal review
- Strong execution: You ship fast and ship well
- Senior-level experience: 5+ years with React, TypeScript, Next.js, and modern frontend stack
- Accountability: You own your decisions and respond when needed
- Autonomy: You can own features end-to-end without hand-holding
- Pragmatism: You are willing to engage with detail-oriented and iterative work that is essential to the product's success
- Technical excellence: Someone who can teach us, not someone we have to teach
Benefits
- Generous Paid Time Off
- 401k Matching
- Retirement Plan
- Visa Sponsorship
