Frontend Engineer – Mobile (React Native)

Job Summary

Betr, a fast‑growing real‑money gaming super app, is hiring a Frontend Engineer to join its mobile team. The role focuses on building and shipping high‑quality React Native and TypeScript applications for a range of products including a sportsbook, casino, and arcade. Candidates will own features end‑to‑end, from complex UI components like market layouts and betting slips to physics‑based animations and canvas graphics. Key responsibilities include implementing real‑time data feeds via WebSocket, maintaining deep linking and payment flows, and debugging platform‑specific issues across iOS, Android, and web. The engineer will also work on performance optimisation, write worklet functions for animation threads, and contribute to the company’s design system and CI/CD pipelines. The ideal applicant has 4+ years of front‑end experience, 2+ years of production React Native work, strong TypeScript skills, and a track record of shipping polished mobile apps. Knowledge of Reanimated, real‑time data architecture, and payment integration is highly valued. Betr offers a remote‑first environment, equal‑opportunity employment, and the chance to impact a rapidly expanding product portfolio across multiple US states.

Key Responsibilities

• Betr, a fast‑growing real‑money gaming super app, is hiring a Frontend Engineer to join its mobile team. The role focuses on building and shipping high‑quality React Native and TypeScript applications for a range of products including a sportsbook, casino, and arcade. Candidates will own features end‑to‑end, from complex UI components like market layouts and betting slips to physics‑based animations and canvas graphics. Key responsibilities include implementing real‑time data feeds via WebSocket, maintaining deep linking and payment flows, and debugging platform‑specific issues across iOS, Android, and web. The engineer will also work on performance optimisation, write worklet functions for animation threads, and contribute to the company’s design system and CI/CD pipelines. The ideal applicant has 4+ years of front‑end experience, 2+ years of production React Native work, strong TypeScript skills, and a track record of shipping polished mobile apps. Knowledge of Reanimated, real‑time data architecture, and payment integration is highly valued. Betr offers a remote‑first environment, equal‑opportunity employment, and the chance to impact a rapidly expanding product portfolio across multiple US states.

About the Role

This role is ideal for someone who enjoys combining strategy, content, data and execution. You will work with cross-functional teams and contribute directly to the company’s digital growth in Kolkata and surrounding areas.

Job Requirements

• React Native
• TypeScript
• Reanimated
• WebSocket

Required Skills