Role Summary

We are seeking a Web / Mobile Application Support Engineer with hands-on experience in React.js and React Native to provide L2/L3 support for customer-facing web portals and mobile applications.

The candidate will investigate production issues, troubleshoot frontend and mobile application failures, analyze API interactions and coordinate incident resolution to maintain a reliable digital customer experience.

Key Responsibilities

- Provide production support for React.js web applications and React Native mobile applications.
- Investigate frontend errors, application crashes, UI failures, authentication issues and API integration problems.
- Troubleshoot browser compatibility, mobile device compatibility and application performance issues.
- Analyze JavaScript errors, network requests, browser console logs and mobile application logs.
- Diagnose API response issues and coordinate with Java/backend support engineers.
- Support mobile application deployment and release validation activities.
- Investigate issues related to login, session management, navigation and customer-facing workflows.
- Perform production smoke testing and validate fixes following deployments.




- Coordinate with Track A Web/Mobile development teams for complex defects and permanent fixes.
- Support incident management, RCA documentation and knowledge-base updates.
- Participate in rotational shifts and critical production incident escalations.

Required Technical Skills

- 4 -7 Years of experience
- Strong knowledge of JavaScript, TypeScript, React.js and React Native.
- Valuable understanding of HTML5, CSS3 and frontend application architecture.
- Experience debugging web applications using Chrome Developer Tools or equivalent.
- Experience troubleshooting REST API integrations and JSON responses.
- Knowledge of Android and iOS mobile application behavior.
- Familiarity with React hooks, state management and component-based architecture.
- Understanding of authentication, OAuth2, JWT and session handling.
- Experience using Git and CI/CD workflows.
- Knowledge of application monitoring, crash reporting and error tracking.

Good to Have

- Familiarity with Android Studio and Xcode debugging.
- Knowledge of mobile app release processes and app store deployment.
- Experience in telecom or large-scale consumer digital applications.

📌 Web / Mobile Application Support Engineer (Kochi)
🏢 Astek
📍 Kochi