Headline

Frontend Engineer / Fullstack Engineer | Next.js • NestJS • TypeScript • Node.js | Migrated Legacy Infrastructure Single-Handed | Engineered Custom Agentic Loops Used by 25-Dev Team | Bangalore

About

Full-Stack & Frontend Engineer with 4.4 years of experience driving large-scale architectural modernizations, production legacy migrations, and agentic AI automation pipelines. Expert in building high-performance web ecosystems using Next.js, NestJS, TypeScript, and React.js. Proven track record of independently modernizing legacy PHP Laravel and Bootstrap architectures into performant, scalable TypeScript systems. Deeply specialized in maximizing team velocity through the design and deployment of custom agentic loop pipelines and codebase knowledge graphs that are actively utilized by a 25-developer team to automate iterative refactoring workflows. Key Technical Competencies: Frontend: Next.js, React.js, TypeScript, Tailwind CSS, Redux Toolkit, Zustand, TanStack Query Backend & Architecture: NestJS (Node.js), PHP Laravel, WebSockets, REST APIs, OAuth 2.0, JWT AI & Systems Automation: Agentic Loop Engineering, Codebase Knowledge Graphs, AI Agent Orchestration, Claude Code, Cursor Performance & Scale: Core Web Vitals (LCP 1.8s, CLS 0.12), Code Splitting, Akamai CDN Open to Senior Frontend / Full-Stack Engineer roles in Bangalore or Remote.

Location

Bengaluru

AI stack

antigravity

claude code

codex

cursor

gemini

github copilot

Work experience

Software Engineer at Mahindra First Choice Wheels Ltd, Aug 2023 - Present · 3 yrs 2 mos, Bengaluru, Architected and single-handedly executed the end-to-end migration of a core production application from a legacy PHP Laravel and Bootstrap 5 stack to Next.js, NestJS (Node.js), TypeScript, and Tailwind CSS, significantly improving architectural scalability and codebase maintainability. Engineered and deployed custom agentic loop pipelines and codebase knowledge graphs to automate legacy system parsing; integrated the tools into production, where they are actively utilized by a 25-developer team to run automated, iterative refactoring workflows. Built and maintained 4+ production React.js applications serving 300K+ monthly users; architected a 50+ component TypeScript design system following atomic design principles, cutting cross-team development time by 40%. Achieved full Core Web Vitals compliance (LCP 1.8s, FID 14ms, CLS 0.12) through systematic image optimization, critical CSS inlining, and Akamai CDN configuration. Built an AI-powered first-round interview screening platform for the CHRO utilizing custom LLM evaluation logic, reducing initial HR screening time by 70%. Key Stack: Next.js, NestJS, TypeScript, Node.js, React.js, Tailwind CSS, Agentic Loop Engineering, WebSockets.

Frontend Developer at Mahindra First Choice Wheels Ltd, Oct 2022 - Dec 2022 · 3 mos, Bangalore Urban, Karnataka, India, -Translated Figma designs into pixel-perfect, responsive web pages using HTML, CSS, JavaScript, and Bootstrap. -Developed cross-browser-compatible user interfaces to ensure seamless functionality across various platforms. -Utilized jQuery to implement interactive features, enhancing user experience and engagement. -Collaborated closely with designers to ensure accurate implementation of design specifications. -Focused on maintaining clean, reusable code for improved project scalability and maintainability. Key skills: HTML, CSS, JavaScript, Bootstrap, jQuery.

Associate Program Analyst at Mahindra First Choice Wheels Ltd, Apr 2022 - Aug 2023 · 1 yr 5 mos, Bengaluru, Spearheaded front-end performance updates across multiple core vehicle ecosystem pages—including the Home Inspection and dynamic Auction modules—improving client-side load performance by 45%. Developed real-time data-fetching implementations using Axios and state management via Redux Toolkit to deliver responsive dashboards handling highly concurrent data streams. Created and optimized vehicle inspection reporting tooling that scales to over 300K downloads per month, maintaining sub-1.8s Largest Contentful Paint (LCP). Achieved 80%+ unit and integration test coverage across core application workflows using Jest and React Testing Library to secure code reliability before production deployments. Key skills: React.js, Redux, JavaScript (ES6), HTML, CSS (Material UI, Tailwind CSS).

Education

Bachelor of Technology - BTech, Computer Science, People's University

Zero To Mastery Academy

Public links

github: https://github.com/samirsaurabh1298

samir-personal-portfolio.vercel.app: https://samir-personal-portfolio.vercel.app/