Kamal Kumar

High-impact Senior Full Stack Engineer with 9+ years of experience, specialized in modernizing legacy systems into Serverless and Micro-Frontend architectures. Expert in bridging the gap between development and operations by implementing AWS Cloud Native solutions and DevOps automation. Proven track record of reducing infrastructure costs by migrating to Serverless, optimizing frontend performance, and leading cross-functional teams

Senior Web Developer at COGNIZANT (2021-10 – Present)

• Micro-Frontend Architecture: Spearheaded the migration of a massive monolithic Angular application into a Micro-Frontend architecture using Webpack Module Federation, reducing release conflicts by 60%.
• Serverless Implementation: Led the transition of core backend services to AWS Lambda, optimizing scalability and reducing cloud spend.
• Component Engineering: Built a proprietary UI library to replace rigid third-party packages, offering greater flexibility and performance.
• DevOps & Security: Enhanced OpenSearch accessibility by integrating it securely into the application layer, replacing manual port-forwarding methods.

Full Stack Web Developer at METLIFE GLOBAL OPERATIONS (GOSC) (2018-08 – 2021-10)

• Legacy Modernization: Led the modernization initiative, refactoring legacy jQuery codebases into modular Angular components, significantly improving maintainability.
• Scalable UI Engineering: Designed responsive insurance portals utilizing RxJS for complex state management and asynchronous data handling.
• Form Architecture: Engineered complex reactive forms with custom validators for automated claims processing.
• Mentorship: Mentored junior developers on code quality, design patterns, and strictly enforced ESLint/Prettier standards.

Software Engineer (PHP/Laravel) at PROPROFS.COM (2017-03 – 2018-08)

• SaaS Product Engineering: Core developer for "Survey Maker" SaaS. Built complex logic engines (skip logic, branching) using PHP and MySQL.
• System Integration: Developed REST APIs for mobile apps and integrated OAuth (Google/Facebook) and Payment Gateways.
• Widget Implementation: Engineered "Embed Code" functionality allowing the survey engine to be injected into third-party websites using CORS and iframe communication.

B.Tech in Computer Science & Engineering – AKTU University (2016)