T&T- OIDS - Consultant - Full-Stack Developer - Delhi

The team

Deloitte’s Technology & Transformation practice can help you uncover and unlock the value buried deep inside vast amounts of data. Our global network provides strategic guidance and implementation services to help companies manage data from disparate sources and convert it into accurate, actionable information that can support fact-driven decision-making and generate an insight-driven advantage. Our practice addresses the continuum of opportunities in business intelligence & visualization, data management, performance management and next-generation analytics and technologies, including big data, cloud, cognitive and machine learning.       

Your work profile

• Developing Portal: Writing clean, efficient, and maintainable code to create functional software applications based on the requirements.
• Fixing Bugs: Troubleshooting and resolving issues or bugs in the portal to ensure smooth operation.
• Code Reviews: Participating in or conducting peer code reviews to maintain code quality and share knowledge.
• Writing Unit Tests: Developing and running tests to ensure that the portal functions as expected and meets quality standards.
• Debugging: Identifying issues or bugs in the portal and using debugging tools and techniques to fix them.
• Quality Assurance: Ensuring the portal is free from defects and meets the required standards by testing the code and collaborating with QA teams.
• Developing Portal: Writing clean, efficient, and maintainable code to create functional software applications based on the requirements.
• Fixing Bugs: Troubleshooting and resolving issues or bugs in the portal to ensure smooth operation.
• Code Reviews: Participating in or conducting peer code reviews to maintain code quality and share knowledge.

Key skills required: 

• Backend Development (Java):
• Develop and maintain high-performance back-end services using Java (Spring Boots).
• 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 - Optional):
• 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.
• 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.

Qualifications

• Experience: 7+ years in full-stack development, team leadership, software architecture, and high-performance application development with relevant certification.
• Must have experience in any 2 projects in Central/ State Govt./ PSU or Govt. associated Organizations.
• Education: BE/B.Tech/MCA/M.Tech

Location and Way of Working: 

• Base location: Delhi