Job Description

Job Description: We are looking for a highly skilled Senior React Native Developer with a minimum of 7 years of experience in mobile application development. The ideal candidate should have hands-on experience in developing and maintaining banking applications and UPI PSP (Payment Service Provider) apps . The role requires strong expertise in React Native, along with a deep understanding of mobile security, payment integrations, and performance optimization. Key Responsibilities: Develop and maintain high-performance React Native applications for iOS and Android. Architect, build, and optimize mobile applications with a focus on banking and UPI PSP solutions . Ensure seamless integration of third-party payment gateways, SDKs, and APIs . Implement robust security measures , encryption, and compliance with RBI/NPCI guidelines. Work closely with backend teams to ensure efficient API communication. Debug and resolve complex technical issues, ensuring a smooth user experience. Follow Agile methodologies, participate in sprint planning, and contribute to code reviews and best practices . Stay updated with the latest fintech trends, mobile security enhancements, and UPI innovations . Required Skills & Experience: 7+ years of experience in mobile app development, with at least 4+ years in React Native . Strong expertise in Redux, TypeScript, JavaScript (ES6+), Hooks, and Context API . Hands-on experience in building, deploying, and maintaining banking applications or UPI PSP apps . Deep understanding of UPI payments architecture , SDK integration (such as PhonePe, Google Pay, Paytm, etc.), and secure transaction processing. Knowledge of Android and iOS native modules , performance optimization, and debugging tools. Experience in mobile security best practices , data encryption, and compliance with banking/financial regulations . Strong understanding of RESTful APIs, GraphQL, and WebSockets . Familiarity with CI/CD pipelines , Git version control, and DevOps practices for mobile apps. Excellent problem-solving skills, attention to detail, and ability to work in a fast-paced fintech environment . Preferred Qualifications: Experience with UPI PSP certification process and working with NPCI regulations. Knowledge of native mobile development (Swift, Kotlin, or Java) is a plus. Prior experience working in fintech, banking, or payment gateway integration . Exposure to React Native performance tuning tools such as Flipper and Firebase Performance Monitoring.