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Frontend Engineer
About On The Spot
About the team
A stealth-mode team operating in the email security domain. Backed by significant investments, they’ve already secured paying US enterprise customers.
We’ll be happy to tell you more during the interview process.
About the role
As a Frontend Engineer, you'll craft exceptional user interfaces with React and TypeScript, turning complex AI capabilities into seamless, intuitive experiences.
You’ll collaborate closely with product, UX, and ML teams to deliver polished, high-impact features from concept to launch.
You’ll take ownership of the frontend architecture, ensure code quality, and play a key role in shaping both the product and engineering culture.
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Responsibilities
- Lead the development of scalable, performant frontend features using React (TypeScript)
- Collaborate with cross-functional teams to build AI-powered, user-focused experiences
- Write clean, maintainable, and well-tested code with a focus on long-term scalability
- Drive technical discussions, mentor peers, and contribute to architectural strategy
- Rapidly prototype, measure success, and iterate based on user feedback
Requirements
- 7+ years of professional experience in frontend development – a must
- Confident English – B2+/C1
- Deep expertise in React and TypeScript – a must
- Strong understanding of modern frontend architecture, performance, and accessibility
- Experience integrating REST APIs and working closely with backend systems
- Familiarity with cloud platforms (AWS/GCP) and CI/CD workflows
- A strong product mindset and curiosity about AI and intelligent interfaces
Nice to have
- Experience in early-stage startups
- Experience with Go
- Experience building or maintaining design systems
- Contributions to open-source projects
- Experience working with AI tools or developer platforms
Benefits
At On The Spot, we’re creating a workplace people would want to stay in:
supportive, well-organized, and fair in terms of conditions and benefits.
We’ll share more about our benefit package during the interviews. In the meantime, you can always check our Glassdoor reviews.
Join us
Position is open to candidates in Poland. You need to have a residence permit or another valid document allowing employment in Poland. Thank you!
