React Native Developer

Company

OpsTree Global is a leading digital transformation and platform engineering company that helps enterprises modernize their technology through cloud computing, DevOps, automation, AI, and advanced engineering solutions. As an AWS Advanced Tier Services Partner, OpsTree works on innovative technology projects focused on cloud infrastructure, DevSecOps, SRE, and observability. It offers technology professionals an opportunity to work on challenging engineering problems, modern tools, and enterprise-scale solutions while contributing to faster, more reliable software delivery

Role & responsibilities

Write custom native bridges and modules in Swift, Objective-C, Kotlin, or Java to interface with OS-level APIs.
Diagnose and resolve performance bottlenecks, memory leaks, and render-cycle inefficiencies. Design continuous integration and deployment pipelines to streamline App Store and Google Play releases. Establish frontend testing strategies, including unit, integration, and end-to-end automation. Guide architectural decisions and conduct high-rigor code reviews for the mobile engineering team.

Preferred candidate profile

3-6 years of total software engineering experience, with a heavy concentration in mobile development.
At least 3 years of hands-on experience building and deploying complex React Native apps at scale. Proven ability to write native code for iOS (Swift/Objective-C) and Android (Kotlin/Java). Deep understanding of the React Native render pipeline, JSI, thread management, and state architecture. Experience managing automated release pipelines using tools like Fastlane, Bitrise, or App Center. Full-time availability to work on-site at our headquarters.