Karan Verma

Technical Lead @OnGraph | Senior Frontend Engineer | React.js • Next.js • Vue.js • TypeScript | AI & SaaS Applications

Noida, Uttar Pradesh, India

About

Technical Lead | Senior Frontend Engineer with 6+ years of experience building scalable SaaS, AI-powered, OTT, and enterprise web applications. My expertise lies in React.js, Next.js, Vue.js, JavaScript, and TypeScript, with hands-on experience in designing scalable frontend architectures, building reusable component libraries, integrating REST APIs, and optimizing application performance. Currently, I lead frontend development at OnGraph Technologies, where I work on **CallMira**, an AI-powered communication platform. I have delivered core modules including AI Agents, Knowledge Base, Campaigns, Organization Management, Phonebooks, Billing, Wallets, API Key Management, and Admin Dashboards. I also have practical backend experience with Node.js, Express.js, Prisma ORM, PostgreSQL, and MySQL, enabling effective collaboration across the full stack. I'm passionate about building maintainable, high-performance applications, solving complex technical challenges, and continuously learning modern web technologies and AI-driven solutions. **Core Technologies:** React.js • Next.js • Vue.js • JavaScript • TypeScript • Node.js • Express.js • TanStack Query • Prisma ORM • PostgreSQL • MySQL • HTML5 • CSS3 • Tailwind CSS • Bootstrap • Firebase • AWS S3 • Stripe • Git

Experience

  • Technical Lead (Frontend) at OnGraph
    Sep 2025 - Present · 11 mos

    Leading frontend architecture and feature development for AI-powered SaaS applications using React.js, Next.js, and TypeScript. Leading the development of CallMira, a multi-tenant AI communication platform with modules including AI Agents, Knowledge Base, Campaigns, Phonebooks, Billing, Wallets, API Key Management, and Admin Dashboards. Building scalable, reusable frontend components while collaborating with backend teams on REST APIs, authentication, billing, and platform architecture. Driving technical planning, code quality, performance optimization, and modern frontend best practices to deliver production-ready applications.

  • Mall91 (Noida · On-site)
    • Technical Lead (Frontend)
      May 2025 - Aug 2025 · 4 mos

      Promoted to Technical Lead, contributing to frontend architecture, technical planning, and delivery of scalable web applications. Developed and maintained CryptoExchange and multiple client-facing applications using Vue.js, Vuex, React, JavaScript, and REST APIs, focusing on reusable components, performance optimization, and maintainable code. Collaborated with cross-functional teams to deliver high-quality solutions while driving frontend best practices and technical improvements.

    • Software Developer
      Mar 2021 - May 2025 · 4 yrs 3 mos

      Developed scalable frontend applications using Vue.js, Vuex, React.js, JavaScript, HTML5, CSS3, and Bootstrap, focusing on responsive, maintainable, and high-performance user interfaces. Built and maintained CryptoExchange, multiple client-focused web applications, and mini apps including restaurant listing, trading, and interactive gaming platforms with REST API integration. Developed reusable UI components, implemented state management, optimized application performance, and collaborated closely with backend developers to deliver production-ready features. Worked with cross-functional teams to translate business requirements into intuitive user experiences while following modern frontend development best practices.

  • Full Stack Engineer at Crisptag Technologies Private Limited
    Aug 2020 - Feb 2021 · 7 mos

  • Frontend Developer at Ezyschooling.com
    Oct 2019 - Mar 2020 · 6 mos