❯Expert in full-stack web and mobile application development, crafting end-to-end solutions from pixel-perfect, responsive frontends using React.js, Next.js, Vue.js, and Angular to robust backend APIs and scalable microservices architecture. Deeply skilled in building dynamic, high-performance user interfaces with modern JavaScript, TypeScript, HTML5, CSS3, SASS, Tailwind, and Material UI. Extends this expertise seamlessly into cross-platform mobile development using React Native and Flutter, delivering smooth, native-like experiences across iOS and Android. Proficient in RESTful and GraphQL API design, ensuring seamless and efficient data communication across enterprise-grade systems built for performance and scale.
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❯Responsive UI engineering across React, Next.js, Vue, and Angular
❯Cross-platform mobile development with React Native and Flutter
❯End-to-end full-stack architecture and delivery
❯REST and GraphQL API design with performance-first patterns
❯Cloud-ready microservices and scalable backend systems
❯Agile delivery, team collaboration, and technical mentoring
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42 items·~/govarthanan/skills·read-only
📁govarthanan — experience
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BIU
BT Group
Architected and developed full-stack enterprise solutions and microservices using React.js, Next.js, Node.js, and AWS/Azure infrastructure supporting 100,000+ global users
Led Agile Scrum ceremonies including daily standups, sprint planning, story grooming, and retrospectives using JIRA for backlog management and sprint tracking
Built scalable REST APIs and GraphQL APIs with Node.js and Apollo Server, documented with Swagger/OpenAPI, integrated with PostgreSQL and MongoDB databases
Deployed applications on AWS using EC2, S3, RDS, and Lambda with Docker containerization, implementing auto-scaling, load balancing, and CI/CD pipelines via Jenkins
Integrated Azure OpenAI services into internal AI assistant (AMA project), reducing query resolution time by 60%
Performed code reviews on all pull requests, enforced coding standards with SonarQube, reducing production defects significantly
Architected ServiceNow design system and custom theme for BT Employee Center, driving 30% performance improvement through standardized components
Mentored junior developers (on/offshore) on full-stack best practices, microservices architecture, and cloud deployment strategies
Maintained comprehensive technical documentation covering architecture decisions, setup guides, API specifications, coding standards, and environment configurations
Infosys Limited
Built React Native mobile applications integrated with backend Node.js/JAVA services and MySQL databases, ensuring seamless user experience across iOS and Android platforms.
Led full-stack development and system design of enterprise applications using Node.js, React, and MySQL/PostgreSQL, managing on/offshore teams through Agile Scrum with JIRA
Helped architect new applications and microservices by evaluating advanced technologies and collaborating with solution architects and product managers.
Introduced coding standards and code review practices, established pull request workflows, reducing production defects by 40%.
Participated in sprint planning, story grooming, and requirement gathering sessions with stakeholders.
DXC Technology
Developed and maintained React and Vue.js applications for enterprise clients.
Built responsive UIs using HTML5, CSS3, and Bootstrap ensuring cross-browser compatibility.
Implemented JEST testing framework, achieving 80% code coverage and enhancing maintainability.
Partnered with UX teams to deliver pixel-perfect, Figma-aligned interfaces.
Tech Mahindra Limited
Developed web applications using Angular, JavaScript, jQuery, HTML5, CSS3, and frontend frameworks.
Implemented responsive web design and cross-browser compatible solutions for diverse client requirements.
Collaborated with designers and backend developers to create seamless user experiences.
Maintained legacy applications and performed code refactoring for improved performance.
Mobile Tutor Private Limited
Developed responsive, user-friendly web and hybrid mobile interfaces with a strong focus on UI best practices.
Built scalable and maintainable frontend web, emphasizing reusable components and consistent design.
Integrated frontend applications with backend services and JSON-based APIs, ensuring smooth data flow and functionality.
Optimized performance and ensured cross-platform, cross-browser compatibility through efficient code and frontend optimizations.
📁govarthanan — works
Ask Me Anything (AMA) — BT Group
Enhanced an AI-powered internal assistant integrating Azure OpenAI with a custom React frontend to resolve employee queries across HR, IT, and Finance through natural language interaction. Role: Requirement analysis, UI architecture, component development, Azure OpenAI integration, deployment, and performance optimization.
Impact:Reduced average query resolution time from 24 hours to under 2 minutes; increased employee satisfaction by 45%.
HealthonHands is a cross-platform mobile application designed to help users access medical consultations through video conferencing based on their specific needs. Through the app, users can connect with healthcare professionals and receive online prescriptions and medical advice directly within the platform. Roles : Designed and developed a cross-platform mobile application using React Native. Built reusable code and modules for future use, and optimized performance to ensure maximum speed and scalability.
React NativeReduxNPMNode.jsMySQL
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A track record of delivering full-stack enterprise solutions and cross-platform mobile apps—from AI-powered internal tools to consumer-facing loyalty platforms—with measurable impact at scale.