At Blueberry, technology isn't just the backbone of our business, it's our competitive edge. We design digital experiences that are fast, secure, and built to scale. Our engineers thrive in an environment that values autonomy, creativity, and craftsmanship.
As our Senior Mobile Application Developer, you'll take full ownership of Blueberry's React Native / Expo mobile app, leading its evolution across iOS and Android. You'll drive innovation, performance, and stability, and play a key role in shaping the future of Blueberry's mobile experience.
Description:
About the Role
We're looking for a hands-on, highly capable Senior Mobile Developer who can work independently while collaborating across teams. This role offers the freedom to lead technically and grow strategically, whether that means mentoring future mobile engineers or expanding into full-stack development.
Note:
At Blueberry, moving with purpose means showing up, connecting, and building momentum together. This role is based onsite in Kuala Lumpur, Monday to Friday, where the real magic happens.
How You'll Make an Impact
Own, maintain, and evolve Blueberry's mobile app across iOS and Android
Lead end-to-end delivery -- architecture, development, testing, and deployment
Ensure smooth releases and compliance with App Store and Play Store requirements
Integrate with APIs and third-party services to deliver seamless functionality
Optimize app performance, scalability, and user experience
Enforce security best practices and data protection
Collaborate closely with backend, design, and product teams
Contribute new ideas, frameworks, and practices to continuously enhance quality
Drive innovation in mobile architecture and feature development
Set standards for maintainability and code quality
Skills and Experiences:
Who We're Hoping to Find
Strong experience building and maintaining React Native apps (Expo preferred)
Skilled in mobile architecture, component design, and state management (Redux, Zustand, Recoil, etc.)
Experienced with App Store / Play Store submissions, OTA updates, and CI/CD pipelines
Proficient in TypeScript, REST APIs, and integration best practices
Strong debugging, problem-solving, and ownership mindset
Excellent communication skills and collaborative spirit
Comfortable working independently while partnering across distributed teams
Extra Points if You Have
Experience contributing to open-source React Native or Expo projects
Exposure to backend or full-stack environments (e.g. Node.js, .NET)
Familiarity with mobile performance monitoring tools (Firebase, Sentry)
Experience in fintech, trading, or financial services
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