Lead React Native Developer

Redefine the future of customer experiences. One conversation at a time. At Nextiva, we’re reimagining how businesses connect, bringing together customer experience and team collaboration on a single, conversation centric platform. Powered by AI, driven by human innovation. Our culture is forward thinking, customer obsessed and built on the belief that meaningful connections drive better business outcomes. Whether it’s through our signature Amazing Service®, the technology we create, or the experiences we cultivate, connection is at the core of who we are. If you’re ready to collaborate with incredible people, make an impact, and help businesses everywhere deliver truly amazing experiences, this is where you belong. Location: This is an onsite role based at Nextiva’s Bengaluru office (Wilshire III by MFAR, 492, Hobli, RHB Colony, Mahadevapura, Bengaluru, Karnataka 560048). Working together onsite strengthens how we operate, enabling faster decisions, clearer communication, and stronger execution, so you can make a greater impact and move work forward with speed and clarity. In-Office Expectation: This role is expected to work onsite four days per week, with the potential to increase to five days per week, as required by the business. Specific scheduling and flexibility will be guided by your leader to support both team collaboration and individual productivity. Nextiva is looking for a Software Engineer III – Mobile with strong expertise in React Native, TypeScript, and modern mobile application architecture. In this role, you’ll be a senior, hands-on engineer responsible for building and evolving mobile experiences across iOS and Android. You’ll lead complex features from technical design through production release, make thoughtful architecture decisions, and help improve application performance, reliability, and engineering quality. You’ll work closely with product, design, backend, QA, engineering leadership, and other engineers to deliver scalable mobile experiences. You’ll also help raise the technical bar through code reviews, engineering standards, reusable patterns, and mentorship. What You’ll Do • Design, build, release, and maintain high-quality cross-platform mobile applications using React Native and TypeScript • Lead complex mobile features from technical design and architecture through implementation, testing, release, and production support • Design scalable mobile architecture and reusable components that support long-term product development • Build and evolve VoIP, calling, mobile calling integrations, and related voice capabilities • Integrate mobile applications with REST and GraphQL APIs, authentication systems, third-party services, and backend platforms • Build reliable experiences involving state management, offline functionality, push notifications, and complex application workflows • Identify and resolve mobile performance, reliability, security, and scalability challenges • Debug complex production issues across iOS and Android environments • Develop and maintain automated tests and monitoring practices that improve application quality • Contribute to CI/CD pipelines and reliable mobile build and release processes • Conduct thoughtful code reviews and help establish engineering standards and best practices • Mentor junior engineers and support the technical growth of the broader engineering team • Partner closely with product, design, backend, QA, and engineering leadership to turn product requirements into scalable technical solutions • Evaluate technical tradeoffs and communicate decisions clearly across engineering and cross-functional teams • Use AI-assisted development tools responsibly to improve engineering productivity while maintaining strong standards for code quality, s