React Native Team Lead

Sharkscode is looking for a React Native Team Lead to join our team!

How exactly you influence the company progress:

• Defining and developing the technical architecture of a mobile application;
• Formation and maintenance of development standards, coding style, and architectural approaches;
• Conducting technical planning, task decomposition, and participating in product discussions;
• Conducting code reviews, mentoring, and developing the development team;
• Application performance optimisation (Hermes, bridge, animations, rendering);
• Technical debt management and reduction planning;
• CI/CD configuration and development: automation of builds, publications, rollouts, hotfixes;
• Development and support of custom native bridge modules as needed;
• Implementation and support of analytics, tracking, A/B testing (Firebase / Amplitude / AppsFlyer)
• Interaction with the backend team: API contracts, sockets, data schemes coordination;
• Working in conjunction with design and QA to resolve UX and functional issues;
• Quality control: testing, stability, crash-free percentage, performance metrics. 

To achieve results, you need:

• 4+ years of commercial development on React Native;
• 2+ years of experience as a Team Lead or Senior with leadership responsibilities;
• Deep understanding of the React Native ecosystem and bridge operation;
• Proficiency in TypeScript and modern JavaScript;
• Experience publishing and supporting applications on the App Store and Google Play;
• Practical experience with CodePush/EAS, versioning, and release processes;
• Experience with deep links, push notifications, and background modes;
• The ability to construct architecture (feature-sliced, clean architecture, scalable modules);
• Understanding how native Android/iOS components work and the ability to solve integration problems;
• Skills in designing and implementing mobile development processes within a team. 

Will be a plus

• Experience with migration applications from other frameworks (Cordova, Flutter, Ionic);
• Knowledge of GraphQL or gRPC;
• Experience building a CI/CD pipeline from scratch;
• Knowledge of performance profiling tools (Hermes, Flipper, Android Profiler);
• Experience with multi-env configurations and feature toggles;
• Development or maintenance of custom RN + native UI components. 

Tech Stack

• React Native
• JavaScript / TypeScript
• Redux / Redux Toolkit / Recoil / Zustand
• React Navigation
• RTK Query / WebSocket
• Jest / React Native Testing Library / Detox
• Fastlane, CodePush, EAS
• CI/CD (Bitrise / GitHub Actions / GitLab CI)
• Firebase / App Center / Sentry
• Work with native modules (Java/Kotlin, Objective-C/Swift)

For comfortable cooperation, we offer:

• Compensation that grows alongside your achievements;
• Opportunity to influence and feel your impact inside the company;
• Paid vacation (17 days/year) and sick leaves;
• Medical insurance;
• Budget for conferences, seminars, and training that will help you grow as a professional.
• Flexible working hours;
• We have a cozy, modern office filled with everything you need in the historic center of Kyiv, with free parking.