Lead Mobile Engineer

About The Company

Aspire is the leading all-in-one finance operating system for growing businesses. We are on a mission to reinvent business finance for a new generation of entrepreneurs and business owners, empowering startups and SMBs to realise their full potential.

Founded in 2018, Aspire has raised over USD 300M+ across equity and debt from world-class investors. In 2023, we successfully closed an oversubscribed USD 100 million Series C equity round led by Sequoia Capital and Lightspeed Ventures with participation of Tencent, Paypal Ventures, LGT Capital Partners, Picus Capital and MassMutual Ventures. To power our solutions, we have partnered with some of the best companies in the world such as JP Morgan, Visa and Wise and helped more than 50,000 businesses using our suite of products.

Aspire has been awarded Best Employer of the Year and Startup of the year by Asia FinTech Awards, and also LinkedIn’s Top Startup in Singapore. In 2024, we also made it to CB Insights’ Top 100 Global Fintech List two years in a row.

You will be amazed by the energy and experience of our team! Aspire serves as an environment for you to innovate and drive change with our team of ex-entrepreneurs, ex-founders, and high-achievers with international and diverse backgrounds. Are you a top talent who is passionate about entrepreneurship? Join our rapidly growing team to make an impact in the Fintech space!

About The Role

We are hiring a Lead Mobile Engineer/Architect who has experience in React Native to build the global fintech product.

What will you be doing?

• Lead the architecture and delivery of React Native apps across iOS and Android
• Define and evolve the long-term mobile architecture roadmap aligned with product scalability and future tech stack upgrades
• Define and drive codebase modularization to enable scalable development across squads
• Own and evolve the mobile design system, ensuring consistency and developer velocity
• Establish and enforce engineering standards across teams (linting, structure, analytics, OTA, CI/CD)
• Enhance and manage EAS pipelines (build, OTA, app store release, prebuild hooks)
• Continuously optimize app performance, like app start time, response time, RAM usage, bundle size, ANRs
• Champion mobile security best practices: secure storage, root detection, API protection, obfuscation
• Collaborate cross-functionally with product, backend, infra, and QA to ship reliable features in a fast-paced, cross-platform fintech environment
• Provide hands-on coding, mentorship, and high-quality code reviews
• Diagnose and fix bugs and bottlenecks to maintain native-quality performance
• Stay current on mobile trends and best practices and bring learnings into the team
  
  

• 7–10 years of experience, including 3+ years leading or architecting mobile solutions
• Deep React Native expertise, including real-world use of Expo and EAS (build, OTA, submit, prebuild)
• Strong knowledge of JavaScript and TypeScript, with ES6+ fluency
• Experience building and maintaining a design system for mobile (e.g., using Restyle, NativeBase, custom components)
• Proven track record in codebase modularization and app-layer architectural standards
• Proficiency in native tooling (Xcode, Gradle) and OTA/versioning strategies
• Hands-on experience with CI/CD pipelines, monorepos, build caching, and environment configs
• Demonstrated ability to improve mobile performance and stability using tools like Flipper, Firebase, Sentry, including instrumentation and proactive monitoring strategies
• Strong grasp of mobile security, especially in fintech/sensitive domains
• Experience with Git, agile methodologies, code review, and automated testing (unit/integration)
• Experience leading engineering across multiple squads/Pods or geographies is a plus
• Comfort working in high-growth, high-ownership environments with evolving requirements
• Excellent communication, collaboration, and mentoring skills