Senior Mobile Engineer at PiggyTech Global Limited (PiggyVest)

PiggyTech Global Limited (“PiggyVest”) is a financial service company that helps customers achieve financial freedom through responsible savings and on-the-go investment. PiggyVest is the largest online savings and investing platform in Nigeria. With a growing user base of over 1.2 million customers, PiggyVest is growing its suite of innovative products to further help people better at financial management and planning.

We are recruiting to fill the position below:

Job Title: Senior Mobile Engineer

Location: Lagos
Job Type: Full-time

Job Summary

• We are looking for a highly skilled Senior Mobile Engineer to lead the development of our mobile applications. 
• As a senior engineer, you will be responsible for designing and maintaining high-performance, scalable, and feature-rich mobile applications. 
• You will collaborate with product managers, designers, and backend engineers to build seamless user experiences while advocating for best practices in mobile engineering. 
• Additionally, you will play a key role in mentoring junior engineers, driving architectural decisions, and ensuring technical excellence.

Job Details

• Mobile Application Development: Lead the architecture, design, and development of scalable and maintainable mobile applications using React Native and TypeScript.
• Component Reusability: Develop reusable and modular components to improve application maintainability and efficiency.
• Performance Optimization: Optimize applications for performance, responsiveness, and scalability across iOS and Android platforms.
• Technical Roadmap Ownership: Own the technical roadmap, ensuring code quality, maintainability, and adherence to industry best practices.
• Cross-functional collaboration: Collaborate closely with designers, product managers, and backend engineers to ensure smooth product development.
• Code Quality & Security: Implement and enforce coding standards, security best practices, and accessibility guidelines.
• API Integration: Design and integrate with RESTful and GraphQL APIs, ensuring efficient data flow and real-time updates.
• Code Review & Feedback: Lead and participate in code reviews, providing constructive feedback to improve team efficiency.
• CI/CD Implementation: Set up and maintain CI/CD pipelines, automating testing, deployment, and monitoring for mobile applications.
• Troubleshooting & Debugging: Troubleshoot and resolve complex performance issues, memory leaks, and crashes in production environments.
• Mentorship & Team Growth: Mentor and guide junior developers, fostering a culture of learning and technical excellence.
• Technology Awareness: Stay up-to-date with the latest React Native advancements, mobile trends, and emerging technologies.

Requirements

• Bachelor’s Degree in Computer Science, Engineering, or related field (or equivalent experience).
• 5+ years of professional experience in mobile development, with at least 3 years using React Native.
• Deep expertise in React Native and TypeScript, with experience in large-scale mobile applications.
• Strong understanding of mobile development lifecycle, architecture patterns (MVVM, Clean Architecture), and best practices.
• Experience with performance optimization techniques to ensure smooth UI interactions and fast load times.
• Strong proficiency in state management libraries like Redux, Zustand, or MobX.
• Experience integrating with RESTful and GraphQL APIs in a scalable manner.
• Deep knowledge of native mobile development tools, including Xcode, Android Studio, and Gradle.
• Experience with automated testing frameworks for unit, integration, and UI testing.
• Strong understanding of security best practices in mobile development.
• Experience with CI/CD pipelines, mobile release automation, and over-the-air (OTA) updates.
• Ability to mentor and lead junior developers, setting technical direction and fostering best practices.
• Excellent problem-solving skills and ability to debug complex issues across platforms.
• Strong communication and collaboration skills, with experience working in agile development teams.

Technical Stack:

• Frameworks & Libraries: React Native, React Navigation
• Programming Languages: TypeScript, JavaScript (ES6+)
• State Management: Redux, Zustand, MobX (preferred)
• APIs: RESTful, GraphQL (Apollo Client preferred)
• Build Tools: Metro, Webpack, Babel
• Testing: Jest, Detox, React Testing Library
• Version Control: Git, GitHub/GitLab
• CI/CD: Fastlane, GitHub Actions, Bitrise, CircleCI
• Mobile Platforms: iOS and Android development
• Deployment: App Store, Google Play Store
• Monitoring & Analytics: Firebase Analytics, Sentry, Datadog.

Application Closing Date
Not Specified.

How to Apply
Interested and qualified candidates should:
Click here to apply online