Looks like you have JavaScript disabled. For the full Twine experience, you will need to re-enable it.

I am a senior full-stack developer with over 14 years of experience designing and delivering scalable, high-performance web applications across frontend and backend systems. I specialize in React, Node.js, TypeScript, and AWS, with a strong focus on microservices architecture, API integrations, and customer-facing platforms. I enjoy leading end-to-end development, optimizing performance, and delivering secure, user-centric solutions in enterprise environments. I thrive in collaborative teams across geographies, mentor teammates, and continuously strive to improve code quality and user experience while keeping a friendly, proactive approach to problem-solving.…I am a senior full-stack developer with over 14 years of experience designing and delivering scalable, high-performance web applications across frontend and backend systems. I specialize in React, Node.js, TypeScript, and AWS, with a strong focus on microservices architecture, API integrations, and customer-facing platforms. I enjoy leading end-to-end development, optimizing performance, and delivering secure, user-centric solutions in enterprise environments. I thrive in collaborative teams across geographies, mentor teammates, and continuously strive to improve code quality and user experience while keeping a friendly, proactive approach to problem-solving.

Santhanakumar Manthiram

Full Stack Developer, Web Developer, Front-End Developer, +2





I am a senior full-stack developer with over 14 years of experience designing and delivering scalable, high-performance web applications across frontend and backend systems. I specialize in React, Node.js, TypeScript, and AWS, with a strong focus on microservices architecture, API integrations, and customer-facing platforms. I enjoy leading end-to-end development, optimizing performance, and delivering secure, user-centric solutions in enterprise environments. I thrive in collaborative teams across geographies, mentor teammates, and continuously strive to improve code quality and user experience while keeping a friendly, proactive approach to problem-solving.…I am a senior full-stack developer with over 14 years of experience designing and delivering scalable, high-performance web applications across frontend and backend systems. I specialize in React, Node.js, TypeScript, and AWS, with a strong focus on microservices architecture, API integrations, and customer-facing platforms. I enjoy leading end-to-end development, optimizing performance, and delivering secure, user-centric solutions in enterprise environments. I thrive in collaborative teams across geographies, mentor teammates, and continuously strive to improve code quality and user experience while keeping a friendly, proactive approach to problem-solving.

Available to hire

I am a senior full-stack developer with over 14 years of experience designing and delivering scalable, high-performance web applications across frontend and backend systems. I specialize in React, Node.js, TypeScript, and AWS, with a strong focus on microservices architecture, API integrations, and customer-facing platforms. I enjoy leading end-to-end development, optimizing performance, and delivering secure, user-centric solutions in enterprise environments.

I thrive in collaborative teams across geographies, mentor teammates, and continuously strive to improve code quality and user experience while keeping a friendly, proactive approach to problem-solving.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Language

English

Fluent

Work Experience

Technical Lead – Full-Stack Development at Tata Consultancy Services, Australia

February 1, 2025 - Present

Led the development of a full-stack eCommerce platform using React, Next.js, and Node.js. Built and integrated RESTful APIs for product catalog, user validation, and order processing. Implemented server-side rendering (SSR) using Next.js to improve performance and SEO. Integrated secure payment solutions including Credit card, Google Pay, Apple Pay, Alipay and PayPal. Designed authentication and verification flows using Auth0 and backend validation services. Deployed and managed applications on AWS using S3, Lambda, and API Gateway.

Technical Lead – Full-Stack Development at Tata Consultancy Services, Australia

July 1, 2024 - January 31, 2025

Developed scalable backend services using Node.js for contact verification workflows. Built reusable APIs for email and phone validation processes. Integrated Auth0 authentication with backend validation logic. Enhanced user experience by optimizing API response times and frontend performance.

Technical Lead – Frontend at Tata Consultancy Services, Australia

April 1, 2017 - June 30, 2024

Led development of a large-scale customer self-service platform. Integrated frontend systems with backend microservices and APIs. Collaborated with backend teams to design scalable API contracts and data flows. Implemented payment integrations and account management features. Improved application performance and reduced load times through optimization strategies.

Team Lead – Chatbot Development at Tata Consultancy Services, India

September 1, 2016 - February 28, 2017

Developed backend services using Node.js to handle chatbot logic and transactions. Integrated APIs for secure banking operations such as balance inquiry and transfers. Delivered a conversational interface for digital banking services.

Team Lead – E-Forms Application at Tata Consultancy Services, Dubai

March 1, 2015 - August 31, 2016

Built dynamic web applications for digital banking form submissions. Developed configurable Angular-based forms to reduce development effort.

Team Lead – Enterprise Mobile Banking at Tata Consultancy Services, India

May 1, 2015 - February 29, 2016

Led development of hybrid mobile applications for banking services. Enabled features such as fund transfers, bill payments, and account management.

Software Engineer at Photon Interactive Pvt Ltd, India

February 1, 2014 - May 31, 2015

Developed mobile applications for product browsing and ordering. Implemented offline capabilities and barcode scanning features.

Software Engineer at Bliss Logix Technology Solutions Pvt Ltd, India

October 1, 2011 - February 28, 2014

Developed a cross-platform property management application. Delivered mobile solutions across iOS, Android, and Windows platforms. Contributed to backend development using .NET and C# (6 months), building APIs and business logic. Collaborated across teams to ensure seamless frontend-backend integration.