Senior Frontend Developer

Adapty,, Belgrade or remote

At Adapty, we make it easy for mobile apps to manage in-app purchases and paywalls. We power 20K+ apps, process $2B+ in subscriptions every year, and have been growing fast for the last four years. Our mission is simple: help every app unlock its full revenue potential. We are a team of 230+ passionate, product-driven people who love solving big challenges.

5+ years of experience building production web applications with React and TypeScript.

Strong component architecture skills and proven ability to create reusable UI for complex products.

Deep experience developing data-intensive UIs with modern state management and data libraries in the React ecosystem.

Track record of profiling and optimizing performance in large-scale applications.

Excellent communication skills and a strong sense of ownership.

Design and ship end-to-end features in the dashboard, including paywall configuration, A/B experimentation, and analytics workflows.

Build complex, data-heavy UIs: large tables with advanced filtering, column management, presets, interactive charts, and time-series comparisons.

Evolve the frontend architecture toward clear modular boundaries and reusable UI components, while steadily modernizing legacy parts of the codebase.

Optimize performance and reliability at scale using virtualization, code-splitting, optimized loading states, and consistent client-side data handling.

Collaborate closely with design and backend teams to define API contracts, shape product requirements, and deliver high-quality UX that supports actionable decision-making.

Strong product with industry-best metrics. Adapty is among the top 5 fastest-growing SaaS companies.

Exceptional compensation directly tied to your results.

Direct communication and ownership. No bureaucracy, no politics, just impact.

Flexible remote work. Join us from anywhere or work onsite in our Belgrade or London offices.

Professional support: language learning, sports, health insurance, laptop coverage, and more.

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