Senior React Native Developer

Private Advertiser; Kuala Lumpur; On-site; MYR 80,000 - 100,000; Full time

Job summary

A leading mobile development firm in Kuala Lumpur seeks a skilled developer specializing in React Native. You will be responsible for developing and optimizing mobile applications, ensuring robust architecture and code quality. Ideal candidates should have strong experience with mobile development and state management, a Bachelor's degree in Computer Science, and familiarity with Agile methodologies. This role emphasizes mentorship, technical leadership, and the integration of mobile applications with APIs.

Qualifications

• Extensive hands-on experience developing mobile applications using React Native.
• Proven experience integrating React Native with native iOS and Android modules.
• Strong familiarity with Git version control and collaborative workflows.

Responsibilities

• Develop platform-specific code within the React Native codebase.
• Contribute to the design and implementation of application architecture.
• Debug issues using debugging tools and techniques.
• Provide technical guidance and mentoring within the scrum team.

Skills

React Native

State management libraries (e.g., Redux)

Asynchronous programming

RESTful APIs

CI/CD pipelines

Git version control

Agile/Scrum environments

Education

Bachelor’s degree in Computer Science or equivalent

Tools

Jenkins

Bitbucket

Jira

Job description

Responsibilities

• Develop expertise in writing platform-specific code when necessary, understanding the nuances of iOS and Android development within the React Native codebase.
• Contribute to feature development, design and implementation of the application architecture, ensuring scalability, maintainability, and adherence to best practices.
• Troubleshoot and debug issues within the application with debugging tools and techniques to identify and fix bugs efficiently.
• Take on complex development and design tasks to ensure performant solutions.
• Expand on already extensive knowledge of resource utilization, state management, and other React Native intrinsic challenges (e.g., Re‑rendering) and develop code and methodologies to solve those challenges effectively.
• Develop and implement effective testing strategies, including unit testing, integration testing, and end‑to‑end testing, to ensure the reliability and robustness of the application whilst delivering high‑quality features.
• Identify and address performance bottlenecks in the application, optimizing the codebase for faster load times and a smoother user experience.
• Integrate mobile applications with server‑side APIs, understanding and implementing robust asynchronous data synchronization processes.
• Take ownership of assigned tasks and see them through to completion.

Technical Leadership

• Assist in providing technical guidance and/or mentoring within the scrum team (especially junior developers) toward effective solutions and high‑quality deliverables.
• Conduct regular and thorough code reviews, ensuring adherence to coding standards, best practices, and security guidelines.
• Ensure comprehensive documentation of the codebase, architectural decisions, and development processes to facilitate knowledge sharing and future maintenance.

Project Planning and Management

• Work closely with team members (including QAs) to understand requirements and deliver high‑quality features.
• Review and analyze requirements and user stories for validity and feasibility, and understand what needs to be designed, developed or maintained.
• Contribute to project planning and estimation.
• Engage with project stakeholders, providing technical insights and timely updates on project status, monitoring progress and addressing technical concerns, issues or roadblocks.
• Identify potential risks and proactively develop strategies to mitigate risk and escalated accordingly.

Communication and Collaboration

• Collaborate and align with the Team Lead on technical decisions and development lifecycle.
• Identify and address technical challenges or obstacles (including bugs and any technical debts) and conflicts within the team during the development process.

Continuous Learning and Improvement

• Provide guidance and mentorship to junior developers, assisting in their professional development and helping them navigate challenges.
• Identify areas for skill improvement and seek feedback on process enhancements within the team.
• Encourage continuous learning and professional development among team members.
• Stay updated with the latest developments in React Native and mobile app development.

Experience & Qualifications

Education

Bachelor’s degree in Computer Science or equivalent.

Experience

• Extensive hands‑on experience developing mobile applications using the React Native framework.
• Proven experience integrating React Native components with native iOS and Android modules.
• Practical experience working with CI/CD pipelines for automated testing and deployment.
• Strong familiarity with Git version control, including branching strategies and collaborative workflows.
• Experience using development and quality tools such as Jenkins, Bitbucket, and Jira is advantageous.
• Experience working within Agile/Scrum environments, actively participating in Agile ceremonies.

Technical Knowledge

• Strong expertise in state management libraries (e.g., Redux, Zustand), Hooks, Context API, and both class and functional components.
• In‑depth understanding of component lifecycle, asynchronous programming, and performance considerations.
• Solid understanding of RESTful APIs and data synchronization between mobile applications and backend systems.
• Working knowledge of native mobile development for iOS and Android (Objective‑C/Swift, Java/Kotlin).
• Strong understanding of React Native Bridge and Fabric architectures and the implications for native module development.
• Hands‑on experience with feature flag management (CloudBees), application monitoring and reporting tools (New Relic), and network debugging tools (Charles Proxy).

Soft Skills

• Excellent communication and collaboration skills, both written and verbal, with the ability to provide clear and constructive feedback.
• Proven ability to mentor and support team members, fostering a positive and collaborative team culture.
• Strong decision‑making skills, particularly when addressing technical challenges or project‑related issues.
• Effective conflict resolution abilities, promoting a healthy and productive team environment.
• Proactive, solution‑oriented mindset with strong problem‑solving capabilities.