Available to hire
Hi, I’m Raman Mahajan, a highly skilled Full-Stack Developer with over 12 years of experience crafting scalable and high-performance web applications. I specialize in both front-end and back-end technologies like Angular, React, Node.js, and Spring Boot, and I enjoy collaborating with cross-functional teams to deliver seamless user experiences and innovative solutions.
I’ve led engineering teams in Agile environments, worked extensively with cloud services like AWS, and am passionate about writing clean, maintainable code. Outside of coding, I thrive as a Scrum Master, facilitating team collaboration and ensuring timely project delivery. Staying current with emerging tech is important to me, and I’m always eager to bring fresh ideas into the projects I work on.
Skills
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Language
English
Fluent
Panjabi, Punjabi
Advanced
Hindi
Advanced
Work Experience
Senior Chief Engineer at Samsung Research Institute, Noida
October 31, 2024 - July 8, 2025Led a team to deliver a backend admin portal for the Samsung Frame TV project using Spring Boot with secure authentication and authorization. Acted as Scrum Master, managing Agile ceremonies and using JIRA for task tracking. Collaborated with stakeholders to plan roadmaps, accelerating product development and ensuring project delivery on time and budget.
Chief Engineer at Samsung Research Institute, Noida
April 30, 2020 - July 8, 2025Developed RESTful APIs deployed on AWS to support user registration, artwork uploads with S3, and admin moderation for Samsung Frame TV. Upgraded Angular frontend from version 14 to 18, implemented OAuth 2.0 authentication, and optimized performance through lazy loading and RxJS. Served as Scrum Master managing Agile processes, and monitored backend health via Datadog.
Lead Engineer at Samsung Research Institute, Noida
March 31, 2018 - July 8, 2025Designed and implemented multithreaded network manager framework for Android Club Samsung 2.0 app with network-aware download features and integrated payment modules via Samsung Unified Payment APIs. Leveraged Android SDK for geolocation and push notifications integration.
Software Engineer at Samsung Electronics India Pvt Ltd, Noida
March 31, 2016 - July 8, 2025Developed and maintained Android applications with Java, integrating Google Maps, Firebase, and payment SDKs. Applied MVVM architecture, optimized app performance, implemented push notifications, managed release cycles, and collaborated in Agile teams for timely feature delivery.
Senior Chief Engineer at Samsung Research Institute, Noida
October 31, 2024 - July 14, 2025Led a team of engineers to complete a major engineering project on time and within budget. Collaborated with stakeholders to develop a year roadmap for engineering projects, enabling faster product development. Designed and developed backend architecture of an admin portal for Samsung Frame TV using Spring Boot, implemented secure authentication and role-based authorization with Spring Security. Acted as Scrum Master facilitating Agile ceremonies and used JIRA for task management. Coordinated cross-functional teams to maintain development velocity throughout the project lifecycle.
Chief Engineer at Samsung Research Institute, Noida
April 30, 2020 - July 14, 2025Built and deployed RESTful APIs on AWS EC2 supporting core portal functionalities such as user registration, artwork uploads with AWS S3 integration. Designed input validation, exception handling, and data integrity checks. Collaborated with front-end developers to define API contracts and workflows. Managed AWS IAM for access control and scalable deployment environments. Participated in code reviews, Agile ceremonies, and version control. Developed Angular portal features, upgraded Angular versions, implemented OAuth 2.0 authentication, utilized RxJS for reactive programming, wrote unit and integration tests, deployed APIs via AWS API Gateway, and monitored backend health with Datadog.
Lead Engineer at Samsung Research Institute, Noida
March 31, 2018 - July 14, 2025Developed Android-based music application features including geolocation and push notifications. Designed a multi-threaded service-based Network Manager framework with priority downloading for DRM and non-DRM content, network-switch pause/resume functionality, and integrated Samsung Unified Payment APIs for payment functionality.
Software Engineer at Samsung Electronics India Pvt Ltd, Noida
March 31, 2016 - July 14, 2025Developed and maintained Android applications with clean architecture using MVVM, integrated multiple Android SDKs including Google Maps, Firebase, In-App Billing, and AdMob. Worked with RESTful APIs via Retrofit/OkHttp, optimized app performance, integrated push notifications (FCM), handled third-party SDKs for payments and social logins, managed releases on Google Play Store, and collaborated in Agile teams for timely feature delivery.
Education
Master's of Computer Application at Regional Institute of Management and Technology, Mandi Gobindgarh
April 1, 2007 - April 30, 2010Bachelor's of Computer Science at D.A.V College, Hoshiarpur
May 1, 2004 - May 31, 2007Master's of Computer Application at Regional Institute of Management and Technology, Mandi Gobindgarh
April 1, 2007 - April 30, 2010Bachelor's of Computer Science at D.A.V College, Hoshiarpur
May 1, 2004 - May 31, 2007Qualifications
Industry Experience
Software & Internet, Computers & Electronics, Consumer Goods, Government, Media & Entertainment
Skills
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