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I'm Sushil Kumar, a Full Stack Developer and AWS cloud expert with 13+ years of experience designing, building, and delivering scalable web and mobile applications. I specialize in microservices, API engineering, and cloud-native architectures that drive performance and business impact. I enjoy turning complex requirements into robust, maintainable solutions and continuously learning to keep ahead of technology trends. Currently, I lead as Manager of Specialized Services at Hitachi Digital Services, guiding end-to-end development, mentoring teams, and collaborating with product owners to align technical outcomes with business goals. I thrive in Agile environments, emphasize code quality and testing, and work across industries—from automotive and gaming to healthcare and oil & gas—to deliver reliable software that users love.…I'm Sushil Kumar, a Full Stack Developer and AWS cloud expert with 13+ years of experience designing, building, and delivering scalable web and mobile applications. I specialize in microservices, API engineering, and cloud-native architectures that drive performance and business impact. I enjoy turning complex requirements into robust, maintainable solutions and continuously learning to keep ahead of technology trends. Currently, I lead as Manager of Specialized Services at Hitachi Digital Services, guiding end-to-end development, mentoring teams, and collaborating with product owners to align technical outcomes with business goals. I thrive in Agile environments, emphasize code quality and testing, and work across industries—from automotive and gaming to healthcare and oil & gas—to deliver reliable software that users love.

SUSHIL KUMAR

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

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I'm Sushil Kumar, a Full Stack Developer and AWS cloud expert with 13+ years of experience designing, building, and delivering scalable web and mobile applications. I specialize in microservices, API engineering, and cloud-native architectures that drive performance and business impact. I enjoy turning complex requirements into robust, maintainable solutions and continuously learning to keep ahead of technology trends. Currently, I lead as Manager of Specialized Services at Hitachi Digital Services, guiding end-to-end development, mentoring teams, and collaborating with product owners to align technical outcomes with business goals. I thrive in Agile environments, emphasize code quality and testing, and work across industries—from automotive and gaming to healthcare and oil & gas—to deliver reliable software that users love.…I'm Sushil Kumar, a Full Stack Developer and AWS cloud expert with 13+ years of experience designing, building, and delivering scalable web and mobile applications. I specialize in microservices, API engineering, and cloud-native architectures that drive performance and business impact. I enjoy turning complex requirements into robust, maintainable solutions and continuously learning to keep ahead of technology trends. Currently, I lead as Manager of Specialized Services at Hitachi Digital Services, guiding end-to-end development, mentoring teams, and collaborating with product owners to align technical outcomes with business goals. I thrive in Agile environments, emphasize code quality and testing, and work across industries—from automotive and gaming to healthcare and oil & gas—to deliver reliable software that users love.

Available to hire

I’m Sushil Kumar, a Full Stack Developer and AWS cloud expert with 13+ years of experience designing, building, and delivering scalable web and mobile applications. I specialize in microservices, API engineering, and cloud-native architectures that drive performance and business impact. I enjoy turning complex requirements into robust, maintainable solutions and continuously learning to keep ahead of technology trends.

Currently, I lead as Manager of Specialized Services at Hitachi Digital Services, guiding end-to-end development, mentoring teams, and collaborating with product owners to align technical outcomes with business goals. I thrive in Agile environments, emphasize code quality and testing, and work across industries—from automotive and gaming to healthcare and oil & gas—to deliver reliable software that users love.

Skills

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Expert

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Work Experience

Manager, Specialized Services at Hitachi Digital Services

November 1, 2024 - Present

Led design and development for Toyota Quality 1—corporate and dealer applications for vehicle sales and maintenance case management. Architected serverless APIs using Node.js and AWS Lambda, built Angular UIs, and guided an 11-member Agile team through end-to-end delivery, including unit, integration, and system testing.

Associate Principal Engineer at Aristocrat Technologies

June 1, 2021 - September 1, 2024

Led development of the iGames platform across multiple platforms, designing backend services with Node.js and microservices, building responsive React UIs, and delivering REST APIs. Managed a 16-member Agile team and presented progress to stakeholders to ensure alignment with business goals.

Software Consulting Engineer at Cisco Systems

August 1, 2019 - June 1, 2021

Led high-level module and system design for Business Process Automation web application, optimizing performance, scalability, and security. Developed MEAN stack applications with maintainable code, implemented REST APIs and microservices, and led an Agile team of 7–10 members with regular stakeholder demos.

Senior Software Engineer at CGI

September 1, 2017 - August 1, 2019

Designed and developed MERN stack applications for Doctor Lite, a digital patient management platform. Led a 9-member team, mentored junior developers, built REST APIs and React interfaces, and upheld quality through code reviews and best practices.

Senior Software Engineer at Happiest Minds

November 1, 2016 - September 1, 2017

Developed full-stack solutions for Aircraft Management System, delivering REST APIs, Angular 2 front-ends, and WebSocket-based real-time updates. Led POCs to identify risks and established code quality and delivery standards.

Software Engineer at Softway Solutions

May 1, 2014 - October 1, 2016

Developed hybrid web application for NOV Orbit using Node.js and AngularJS, built REST APIs and responsive UI for iOS/Android via Cordova, and collaborated with product owners to implement features.

Web Developer at Jaguar Infotech

December 1, 2012 - May 1, 2014

Built REST APIs and responsive web applications for Paybestprice.com, a retail comparison platform, and supported senior developers in design and implementation.