Senior React Native Developer

EPAM Systems; Poland; Hybrid; PLN 140,000 - 180,000; Full time

Job summary

EPAM Systems is seeking an experienced Senior React Native Developer to build high-quality mobile applications for iOS and Android. The role emphasizes strong state management, Expo/EAS workflows, and cross-functional collaboration with designers, backend developers, and QA teams.

The ideal candidate brings 5+ years of React Native experience, deep understanding of state patterns, TypeScript, and REST APIs, with excellent English communication and problem-solving abilities.

Qualifications

• 5+ years of commercial React Native experience.
• Strong Expo ecosystem and EAS builds for mobile apps.
• Experience with at least two state patterns (Redux, Zustand, Jotai).
• Proficiency in TypeScript and REST API integration.
• Good English communication and collaboration skills.

Responsibilities

• Develop and maintain cross-platform mobile apps using React Native.
• Build, configure, and optimize application workflows with Expo and EAS.
• Manage application state with modern state management libraries.
• Collaborate with design, backend, and QA teams to deliver features end-to-end.
• Participate in code reviews, architecture discussions, and planning.
• Ensure app performance, quality, and responsiveness.

Skills

React Native

State management

English communication

Problem-solving

Team collaboration

Tools

Expo

EAS

Redux

Zustand

Jotai

RTK Query

TanStack Query

TypeScript

Git workflows

REST APIs

Job description

We are looking for an experienced Senior React Native Developer to join our team and contribute to the development of high-quality mobile applications. The ideal candidate has a strong understanding of modern state management solutions and mobile development tooling, and is passionate about delivering seamless user experiences on both iOS and Android platforms. Please note that the position requires hybrid (3 days in the office) in one of our offices in Gdansk, Krakow, Wroclaw, Katowice or Warsaw.

Responsibilities

Develop and maintain cross-platform mobile applications using React Native Build, configure, and optimize application workflows using Expo and EAS (Expo Application Services) Implement and manage application state using modern state management libraries Collaborate with cross-functional teams (designers, backend developers, QA) to deliver features end-to-end Participate in code reviews, architectural discussions, and technical planning Ensure application performance, quality, and responsiveness Troubleshoot and resolve bugs and performance bottlenecks

Requirements

5+ years of commercial experience with React Native Strong hands-on experience with Expo ecosystem and EAS for builds and submissions Solid understanding of state management patterns — experience with at least two of the following: Redux, Zustand, Jotai Practical experience with RTK Query and/or TanStack Query for server state management Proficiency in TypeScript Understanding of mobile app lifecycle, navigation patterns, and platform-specific nuances (iOS/Android) Familiarity with REST APIs and integration patterns Experience with Git-based workflows Excellent problem-solving skills and attention to detail Strong communication and collaboration skills Excellent verbal and written communication skills, B2 level of English