Job details
Frontend Engineer | React
- Defi
- TypeScript
- Next.js
- SQL
- API
- Typescript
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Posted: 2 months ago
We’re hiring a Frontend Engineer (TypeScript | React) for a fast-growing AI infrastructure startup building the safety and control layer for large-scale AI systems.
The Company Behind the Role:
AI-native product company operating in the AI safety & infrastructure space
Backed by international investors
Processing large-scale AI traffic across enterprise environments
Training and fine-tuning proprietary models for performance & reliability
Small, highly technical team shipping fast
The company builds the control and evaluation layer for AI systems - helping organizations define, test, and enforce how AI behaves in real-world environments.
Your Impact:
Own and ship end-to-end product features across the frontend and full stack
Design intuitive, high-quality UX that makes complex AI workflows understandable
Build seamless product flows - from onboarding to advanced analysis
Collaborate closely with founders, product, design, ML, and research
Translate cutting-edge AI capabilities into reliable user-facing tools
Drive the development lifecycle and influence technical direction and product strategy
This is a hands-on role where product, AI, and engineering meet.
Tech Environment (High-Level):
TypeScript, React, Next.js
Tailwind-based design systems
LLM integrations (OpenAI API, function calling, context orchestration)
Data visualization & analysis interfaces
Full-stack product architecture
Production deployment & observability
(Deep technical stack shared during interviews)
Your Superpower:
Strong experience with TypeScript, React, Next.js
Experience building product features end-to-end
Comfort working with LLM APIs and AI product workflows
Ability to write non-trivial SQL and reason about data
Strong UX sensibility - you care about usability, performance, and polish
Ownership mindset and strong communication
Bonus Points If:
Experience building AI product interfaces
Experience with evaluation dashboards or analytics tooling
Experience in startups or fast-shipping environments
Interest in AI safety and AI infrastructure
Why Join:
Competitive compensation + equity
Hybrid setup in Europe + relocation support
Comprehensive health coverage
Top-tier hardware & tools
Team off-sites
Budget for learning & AI tooling
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