Senior Consultant | Fullstack with IOT+AWS | Delhi | Operations, Industry & Domain Solutions

Deloitte

5 - 10 years

Delhi

Posted: 11/05/2025

Job Description

Experience: 6 to 8 YearsEducation: Bachelors/Masters degree in Computer Science, Information Technology, or a related fieldRole and Responsibilities:As a Full Stack Developer, you will be responsible for developing scalable, efficient, and high-performing applications across both front-end and back-end components. You will work on building seamless user interfaces, integrating APIs, optimizing performance, and ensuring security throughout the application lifecycle. The role will involve collaboration across teams, including front-end, back-end, and DevOps, to create cross-platform web and mobile applications that meet business requirements.Key Responsibilities:Backend Development (Java & Node.js):Develop and maintain high-performance back-end services using Java (Spring Boot) and Node.js (NestJS/Express.js).Implement RESTful APIs, web services (JSON), and integrate data storage solutions (SQL and NoSQL databases like MySQL, PostgreSQL, MongoDB).Design microservices architectures and containerized solutions using Spring Cloud, Kubernetes, Docker, or similar tools.Optimize backend services for high availability, low-latency, and scalability.Ensure application security, implement OAuth, JWT, and SSL/TLS protocols for data protection and authentication.Frontend Development (React.js & React Native):Develop reusable, scalable, and maintainable React.js components and integrate them with backend services via RESTful APIs.Implement front-end state management with Redux or React Context API, optimize UI/UX for performance, and ensure cross-browser compatibility.Create responsive and mobile-friendly designs, following best practices in CSS, CSS-in-JS (Styled Components/Emotion), and modern web design frameworks.Build and optimize mobile applications using React Native for cross-platform support (iOS and Android).Collaborate with UI/UX designers to implement intuitive, responsive, and aesthetically pleasing user interfaces.Integrate third-party libraries and services (Firebase, GraphQL, etc.) into mobile and web apps.Collaboration & Code Quality:Participate in code reviews, ensure adherence to coding standards, and foster a collaborative environment to maintain high code quality.Write unit, integration, and end-to-end tests using frameworks such as JUnit, Jest, React Testing Library, and Mocha.Work with cross-functional teams (DevOps, UX/UI, Product) to define and implement new features, optimize performance, and troubleshoot production issues.Develop CI/CD pipelines to automate the build, test, and deployment processes.Agile Development:Participate in Agile methodologies, including sprint planning, standups, and retrospectives.Manage tasks effectively using Agile project management tools like Jira or Trello.Performance Optimization:Use tools like Webpack, Babel, Prometheus, Grafana, or ELK stack for monitoring, troubleshooting, and optimizing application performance.Implement techniques like code splitting, lazy loading, and memoization to optimize front-end performance.Skills Required:Back-End Technologies:Java (Spring Boot): Strong proficiency in Java (8+), experience with Spring Boot, Spring Cloud, and building microservices.Node.js: Expertise in Node.js, Express.js or NestJS for building scalable applications, with a solid understanding of asynchronous programming and event-driven architectures.Databases: Experience with both relational (MySQL, PostgreSQL) and NoSQL (MongoDB, Redis, Elasticsearch) databases, including schema design and query optimization.API Development: Experience with RESTful API development, JSON, and Web Services integration.Front-End Technologies:React.js: Strong proficiency in React.js, including React Hooks, Redux, React Router, and React Query.Mobile Development: Proficiency in React Native for building cross-platform mobile applications (iOS and Android).CSS/Styling: Experience with modern CSS (Flexbox, CSS Grid), CSS-in-JS libraries like Styled Components or Emotion, and responsive design practices.Testing & Quality Assurance:Expertise in writing unit, integration, and end-to-end tests using tools such as JUnit, Jest, Mocha, Chai, React Testing Library, or Cypress.Test-driven development (TDD) practices for ensuring application reliability and robustness.Version Control & CI/CD:Proficient in Git for version control (branching, pull requests, merging).Experience with CI/CD pipelines and deployment automation.Security:Familiarity with application security best practices, including secure coding, JWT, OAuth, HTTPS, and data protection protocols.Additional Skills:Experience with containerization technologies like Docker, Kubernetes, and orchestration.Familiarity with logging and monitoring tools (ELK stack, Prometheus, Grafana).Agile/Scrum experience with tools like Jira or Trello.Bonus Skills:Experience with Next.js (server-side rendering, static site generation).Knowledge of GraphQL for efficient data fetching.Experience with mobile-first design, progressive web apps (PWAs), or React Native for mobile development.Familiarity with micro-frontends, isomorphic React, or server-side rendering (SSR).Certifications (Optional):Oracle Certified Professional (OCP) Java SE.Spring Professional Certification.Node.js or Express.js certifications.

About Company

Deloitte is a global professional services firm that provides a wide range of services, including audit and assurance, consulting, tax, risk management, and financial advisory. With a presence in over 150 countries and a network of member firms, Deloitte serves clients across various industries, helping them solve complex business challenges, improve operations, and innovate. Known for its expertise in management consulting, technology solutions, and strategy, Deloitte is one of the Big Four accounting firms and is recognized for its commitment to quality, integrity, and making an impact in the marketplace.

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