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Established enterprise employer, common React/Node skillset, and mid-senior level produce moderate competition.
Technical React/Node troubleshooting is broadly transferable, though enterprise L3 support adds moderate specialization.
Explicit 7–8 years requirement, mandatory React/Node skills, and shift readiness enforce strict filtering.
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Serve as the primary technical escalation point for complex frontend (ReactJS) and middleware (Node.js) production issues reported by enterprise customers.
Investigate, reproduce, and resolve critical defects and performance issues with swift code remediation, including authoring hotfixes and ensuring zero regression.
Participate in a 24/7 rotational shift model to ensure SLA compliance for high-priority incidents (Sev-1/Sev-2) and collaborate with product engineering, QA, and SRE teams to drive issue resolution.
7 to 8 years experience in frontend/full-stack development or sustaining engineering/L3 support with ReactJS and Node.js expertise.
Strong proficiency in ReactJS (6+ years), JavaScript ES6+, TypeScript, HTML5, CSS3, and Node.js with Express or NestJS (3+ years).
Bachelor’s or Master’s degree in Computer Science, Information Technology, or related engineering field.
Mandatory flexibility to work in a rotating 24/7 shift schedule including days, swings, nights, and weekends.
Experienced in real-time troubleshooting using tools like Chrome DevTools, React DevTools, APM tracing, and log analytics platforms such as Splunk or Kibana.
Practiced in writing clear technical root cause analyses and troubleshooting documentation for global customer-facing communication.
Comfortable working in a high-pressure, incident-driven environment requiring strict SLA adherence and cross-functional collaboration.