Mern Stack Developer

Job Role: Mern Stack Developer - React/Native/Node.jS/Mongo with Claude AI

Domain: Life Insurance preferred

Experience: 4-6 years

Educational Qualification: BE/B.Tech Mandatory

Location: Goregaon E, Mumbai (Work from office)

Immediate joiners only

Job Responsibilities

• Build responsive web UIs using React and performant mobile apps using React Native, following component-driven architecture and reusable design patterns
• Develop scalable Node.js REST/GraphQL APIs, design data models, and implement CRUD operations with MongoDB (indexes, aggregation, transactions)
• Implement end-to-end features: UI, API integration, state management (Redux/Context), authentication/authorization (JWT/OAuth2), and role-based access
• Ensure quality with unit/integration/e2e testing (Jest, React Testing Library, Cypress) and code reviews; maintain clean, modular, well-documented code
• Optimize performance across the stack: bundle size & lazy loading, React rendering, API latency, database query tuning, and caching (Redis/CDN)
• Set up and maintain CI/CD pipelines, containerization (Docker), environment configs, feature flags, and observability (logs/metrics/tracing)
• Follow secure coding and privacy-by-design practices: input validation, OWASP protections, secrets management, and compliance with organizational standards
• Collaborate in Agile teams—refine backlog, estimate, deliver increments, and work closely with designers, product owners, and QA to meet release goals

Interfaces – Internal

• Product Owner / Business Analyst
• UI/UX Designers
• QA/Testing Team (Automation & Manual)
• DevOps/Cloud Engineering
• InfoSec/AppS

Interfaces – External

• Third-Party API Providers (Payments, Maps, Notifications)
• Mobile App Store/Play Console Support (release & compliance)
• Analytics/Crash Monitoring Vendors (e.g., Firebase, Sentry)
• CDN/Edge & Email/SMS Service Providers
• Implementation/SI Partners (if applicable)

KPIs, Skills & Competencies

• Sprint Velocity & On-Time Delivery
• Defect Leakage & Test Coverage
• Performance (TTI, FCP, API Latency)
• Uptime & Error Rate (SLO/SLA Adherence)
• Deployment Frequency & Change Failure
• Rate Security Findings Closure
• Rate User Engagement/Crash-Free Sessions (Mobile)
• Code Review Quality & Rework Ratio

Qualification

• Any Graduate, IT educational background preferred