Headline

Senior Frontend Engineer @ Altimetrik | 5+ years Experience | Salesforce Certified JS Developer | React | JavaScript | TypeScript | Redux | CSS3 | Material UI | Tailwind | Zustand | Jest

About

As an experienced Frontend React.js Developer, I bring proficiency in a range of crucial technologies and frameworks. My expertise lies in crafting dynamic user interfaces with React.js, leveraging the power of JavaScript ES6+ to create seamless and interactive web applications. I have a strong foundation in HTML5 and CSS3, including proficiency in CSS-in-JS libraries like Styled Components. Additionally, I excel in state management with Redux and Context API, ensuring robust and efficient data flow. I am adept at working with RESTful APIs and proficient in React Router for seamless navigation. My skill set extends to responsive design, version control with Git, and utilizing build tools like Webpack for efficient development workflows. I also have experience in unit testing with tools such as Jest and React Testing Library, ensuring robust code quality. Moreover, I possess a keen understanding of web accessibility standards WCAG and have a background in Progressive Web Apps.

Location

Kolkata

AI stack

claude code

claude

Work experience

Senior Software Engineer at Altimetrik, Nov 2023 - Present · 3 yrs, Bangalore, 𝗖𝗜𝗧𝗜 – 𝗖𝗕𝗨𝗦𝗢𝗟 & 𝗖𝗗𝗖𝗕 𝗕𝗮𝗻𝗸𝗶𝗻𝗴 𝗣𝗹𝗮𝘁𝗳𝗼𝗿𝗺𝘀 • Developed and maintained React.js components for CITI’s CBUSOL and CDCB banking platforms, building reusable UI modules adopted across 5+ customer-facing applications • Reduced initial page load time by ~30% through code-splitting, lazy loading, and custom React hooks, improving user experience on key transaction screens • Cut redundant API calls by ~25% by introducing React Query for data fetching, with intelligent caching and background refetching • Improved component re-render performance by memoizing expensive computations (useMemo/useCallback) and eliminating unnecessary state updates • Resolved ADA/WCAG accessibility issues and implemented Client Vulnerability Management (CVM) fixes, bringing key modules to full compliance • Participated in regular peer code reviews, upholding coding standards and catching bugs before they reached staging in a zero-tolerance banking environment • Managed frontend deployments through Harness CI/CD, reducing release turnaround time and ensuring smooth, reliable rollouts across environments • Collaborated with backend, QA, and design teams in an Agile setup to consistently deliver features on sprint deadlines 𝗗𝗿𝗶𝗳𝘁𝗶𝗻 – 𝗥𝗲𝗰𝗿𝘂𝗶𝘁𝗺𝗲𝗻𝘁 𝗣𝗹𝗮𝘁𝗳𝗼𝗿𝗺 • Built microfrontend-based solutions that streamlined the hiring workflow for recruiters, candidates, and panelists, improving cross-team process efficiency by ~20% • Integrated React Query across microfrontends, reducing duplicate network requests and improving perceived load speed through stale-while-revalidate caching • Integrated React Query across microfrontends, reducing duplicate network requests and improving perceived load speed through stale-while-revalidate caching

React JS Developer at Tata Consultancy Services, Mar 2021 - Oct 2023 · 2 yrs 8 mos, Kolkata, West Bengal, India, 𝗠𝗼𝗿𝗿𝗶𝘀𝗼𝗻𝘀 𝗦𝘂𝗽𝗽𝗹𝘆 𝗖𝗵𝗮𝗶𝗻 𝗗𝗮𝘁𝗮 𝗠𝗮𝗻𝗮𝗴𝗲𝗺𝗲𝗻𝘁 𝗔𝗽𝗽𝗹𝗶𝗰𝗮𝘁𝗶𝗼𝗻 Developed an Enterprise-level Data Management Solution for Morrisons, the fourth-largest supermarket chain in the UK, focused on data integration, analytics, and optimization. • Built and maintained web applications using ReactJS, Redux, ES6, JavaScript, HTML5, CSS3, Bootstrap, Material UI, and JSON • Collaborated closely with designers and back-end developers to deliver responsive web solutions for multiple retail and e-commerce clients • Enhanced app performance through custom hooks, lazy loading, and optimization techniques, improving load times across key screens • Integrated and consumed multiple REST APIs to support dynamic, data-driven features across the application • Led a team of 4 developers, driving code quality through pair programming, TDD practices, and structured code reviews • Followed Agile/Scrum methodology with daily stand-ups, sprint planning, and iterative delivery cycles • Used JIRA for sprint/task tracking and Git/Bitbucket for version control and collaborative development 𝗥𝗲𝘀𝗽𝗼𝗻𝘀𝗶𝗯𝗶𝗹𝗶𝘁𝗶𝗲𝘀 • Developed user interfaces for enterprise portals • Built reusable code and component libraries for future use across projects • Developed new user-facing features from design specs to production • Optimized applications for maximum speed and scalability • Collaborated with team members and stakeholders to align on requirements and delivery timelines

Education

BTech - Bachelor of Technology, Electrical, Electronic and Communications Engineering Technology/Technician, Future Institute of Engineering and Management