Senior React Native Engineer (React Native & AWS)

Elevate your expertise to new heights at 3Pillar, the premier destination for trailblazing senior software engineers like yourself. Picture collaborating with industry leaders, spearheading transformative projects that redefine urban living, establishing new media channels for enterprise companies, or driving innovation in healthcare. Our mission is to revolutionize the tech landscape, and your skills are integral to achieving this ambitious goal.

Your role extends beyond the realm of code composition; you will architect transformative solutions that reshape entire industries. Join us and spearhead the charge toward a tech future that transcends the ordinary.

You will be focused on the development and optimization of the application in the pharmaceutical industry, with a focus on the analysis of the current state and proposals and implementation to improve the application for both Android and iOS platforms, especially by refactoring or rewriting fully supported by AI tools

### **Key Responsibilities:**

• Facilitate effective communication with client project stakeholders regarding project status and recommendations.
• Lead the migration of legacy JavaScript code to TypeScript, ensuring high\-quality, maintainable code.
• Architect and develop new features for our React Native application using modern best practices.
• Optimize the app for offline\-first functionality by leveraging local databases and caching strategies.
• Work with Redux for state management and ensure seamless integration with existing architecture.
• Utilize Expo to streamline development workflows and manage app deployment.
• Design and implement efficient GraphQL queries and mutations for data fetching.
• Collaborate with cross\-functional teams (backend engineers, designers, product managers) to deliver a world\-class mobile experience.
• Conduct thorough code reviews and mentor junior engineers on the team.
• Stay up\-to\-date with the latest trends in React Native, TypeScript, Expo and mobile development.

### **Qualification:**

• 5\+ years of professional software development experience, with at least 4 years focused on React Native.
• Proven experience working with TypeScript
• Expertise in state management libraries like Redux (including middleware such as Redux Thunk or Redux Saga) \+ RTK Toolkit.
• Solid understanding of mobile app performance optimization techniques.
• Exceptional problem\-solving skills with a focus on delivering clean, maintainable code.
• Strong communication skills and ability to work collaboratively in a team environment.
• Very good English proficiency

• *Additional Experience Desired:**

• Hands\-on experience with Expo for React Native application development.
• Strong understanding of local databases (e.g., SQLite, Realm) and offline\-first mobile app strategies.
• Proficiency in working with GraphQL APIs (e.g., Apollo Client or Relay).

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.