FullStack Engineer

1 day ago

Noida, Uttar Pradesh, India ULTRASHIELD TECHNOLOGY Full time ₹ 8,00,000 - ₹ 24,00,000 per year

(MERN+Springboot)

  • Develop and maintain scalable, end-to-end applications using the MERN stack and
  • Design and implement robust backend services and APIs using Spring Boot (Java).
  • Build real-time features like chat, voice, and video calls using Agora, Twilio, or WebRTC.
  • Manage both frontend ) and backend Boot) integrations efficiently.
  • Work with MongoDB/PostgreSQL for data modeling, optimization, and transactions.
  • Implement authentication, authorization, and security using JWT/OAuth2 and Spring Security.
  • Integrate third-party APIs, payment gateways, notifications, and cloud media storage (AWS S3, Firebase).
  • Optimize performance for web and backend systems (caching, lazy loading, indexing).
  • Follow Agile methodologies, participate in sprint planning, and perform code reviews.
  • Write clean, reusable, and testable code (unit/integration tests) and maintain proper documentation.

Required Skills & Qualifications

  • 3–5 years of proven experience in MERN Stack (MongoDB, , , ) development.
  • Hands-on expertise in Spring Boot (Java) for backend microservices and APIs.
  • Strong proficiency in (SSR, SSG, routing, API routes, caching, and performance optimization).
  • Experience implementing real-time communication using Agora, Twilio, or WebRTC.
  • Strong understanding of JavaScript, TypeScript, and ES6+.
  • Knowledge of Redux/Context API for state management and component architecture.
  • Familiarity with AWS/Firebase, RESTful APIs, and modern DevOps practices (CI/CD).
  • Proficiency in Git and collaborative workflows.
  • Strong debugging, analytical, and problem-solving skills.

Nice to Have

  • Experience in React Native for cross-platform mobile applications.
  • Familiarity with GraphQL, , Redis, or Docker.
  • Experience deploying and managing apps on AWS (EC2, S3, CloudFront, RDS) or Firebase.
  • Exposure to microservices architecture and performance monitoring tools (Sentry, Datadog, CloudWatch).

Why Join Ultrashield Technology?

Work on high-impact international projects combining web, mobile, and AI-driven tech.

Exposure to modern full-stack architectures and real-time systems.

Collaborative on-site culture with innovation at the core.

Competitive compensation with performance-based growth opportunities.

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