Senior Frontend Developer

We are looking for a Senior Front-End Developer (React.js) with 5+ years of experience to join our team and help us shape a truly game-changing product.

Zeely AI is a platform that leverages artificial intelligence to generate viral UGC videos and ad creatives, and to launch highly effective ad campaigns on Facebook and Instagram — helping small businesses get noticed and grow.

With over 150,000 users in the U.S., Zeely ranks among the Top-5 players in its vertical by active users on the American market. We’ve been growing 4× year-over-year in the U.S., and our team has already scaled to 50+ specialists.

We are part of the Google for Startups Alumni community and official partners of Meta and TikTok. In 2024, Zeely was recognized among the Top-25 fastest-growing startups in Ukraine by Forbes.

• Designing, developing, and maintaining web applications using our stack and other modern web technologies

• Writing and executing tests to ensure efficiency and stability

• Troubleshooting, debugging, and upgrading software

• Participating in code reviews and making key technical decisions

• Contributing throughout the full software development lifecycle

• Working in a continuous delivery environment

• Collaborating with designers and user researchers to ensure intuitive and user-friendly products

• 5+ years of commercial experience with React.js

• 3+ years of experience with TypeScript

• Hands-on experience with Redux Toolkit (or RTK Query), Tailwind CSS, Shadcn UI, React Hook Form, Vite

• Solid understanding of Agile principles and practices

• English proficiency at Intermediate level or higher

• Experience integrating with Stripe, Solidgate, Mixpanel

• Experience working with Echarts, Highcharts

• Knowledge of Next.js

• Experience with SSE (Server-Side Events)

• Skills in building adaptive and responsive layouts

• Pixel Perfect design orientation

• Experience with TanStack Table

• Work with cutting-edge technologies and contribute to building AI-powered tools

• Join a strong A-level team that motivates you to grow and achieve more

• Remote-first approach: work from anywhere, with the option to visit our offices in Warsaw and Kyiv

• Paid day offs and sick leaves — we care about your work-life balance

• Regular performance reviews to ensure your growth is transparent and rewarded

• Financial support — consultations for private entrepreneurs from our dedicated finance team

Recruiter interview → Hiring Manager interview → Test assignment → Reference check → Job offer

You’ll work directly with stakeholders and have the chance to join a fast-growing yet stable startup at an early stage — building both the product and your career with us.

If this sounds like you — let’s talk! 💚