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About Me
Passionate Full Stack Developer with a proven track record of delivering high-quality web applications. I specialize in modern JavaScript frameworks and have extensive experience in both frontend and backend development.
My Journey
With over 4 years of professional experience, I've worked with startups and established companies across different domains including fintech, real estate, and e-commerce.
Currently serving as SDE II at Acefone, I lead product development initiatives and architect scalable solutions using cutting-edge technologies.
I'm passionate about clean code, performance optimization, and creating exceptional user experiences. My expertise spans the entire development lifecycle from conception to deployment.
Frontend Excellence
Expert in React, Next.js, TypeScript with modern UI/UX practices
Backend Mastery
Proficient in Node.js, NestJS, MongoDB, Redis, and API development
Cloud & DevOps
Experience with AWS, DigitalOcean, and scalable architecture
Performance Focus
Optimization expert with real-time systems and microservices
Work Experience
My professional journey spanning across different industries and technologies
Joined during a critical transition phase as the company migrated from a legacy PHP stack to a modern MERN-based microservices architecture. Took the opportunity to work from scratch on greenfield projects and define scalable service patterns.
Key Achievements:
- Led development of Interaction Hub, a shared inbox platform enabling agents to respond to user queries via voice (VoIP + PSTN), messaging (WhatsApp), and WhatsApp Calls.
- Pioneered Asia’s first IVR integration on WhatsApp, handling both calls and messaging in a unified agent experience.
- Mentored a team of 3 junior developers, collaborating closely with product managers and QA teams to deliver production-grade features.
Technologies:
Built a comprehensive real estate platform with role-based access control, real-time messaging, and scalable architecture for the Canadian market.
Key Achievements:
- Developed complete real estate platform from scratch
- Implemented real-time messaging with Socket.io
- Built role-based access control system
- Achieved 99.9% uptime with DigitalOcean deployment
Technologies:
Founding team member at a stock advisory platform, responsible for building and scaling the product from the ground up. Led a team of 3 developers and worked across the full stack to deliver a robust, real-time investment tool. Continued working voluntarily even after funding challenges arose due to SEBI's strict regulations.
Key Achievements:
- Scaled platform from 0 to 100K+ users
- Built and published Chrome extension with 10K+ downloads
- Led a team of 3 developers across frontend and backend
- Created real-time stock data processing system using Socket.io and Redis
- Implemented automated testing pipelines reducing bugs by 70%
- Worked for 2 additional months without pay during critical funding phase
Technologies:
Contributed to building and maintaining modern web applications for a food and catering business. Delivered pixel-perfect, responsive interfaces using modern frontend technologies while collaborating closely with designers and backend teams.
Key Achievements:
- Developed high-performance, SEO-friendly frontend using Next.js with SSR and SSG
- Implemented utility-first design with Tailwind CSS for rapid and consistent styling
- Improved code reliability and maintainability using TypeScript
- Integrated and configured Storyblok CMS for client-friendly content management
- Collaborated with cross-functional teams for on-time and brand-aligned deliveries
- Performed thorough code reviews ensuring scalability and adherence to best practices
Technologies:
Frontend Web Developer
Worked as a freelance frontend developer to build and maintain modern, responsive web applications for a creative digital agency. Delivered high-quality user experiences using cutting-edge web technologies and CMS integration.
Key Achievements:
- Built performant, responsive frontend using Next.js with SSR and SSG
- Styled applications using Tailwind CSS with a utility-first design approach
- Enhanced code quality and maintainability using TypeScript
- Integrated Storyblok CMS to enable easy client-side content updates
- Implemented SendGrid for transactional and marketing email support
- Collaborated with cross-functional teams to meet brand and project goals
Technologies:
Designed and developed a modern, SEO-optimized website for a gym, highlighting services, trainers, schedules, and pricing. Delivered a responsive and accessible user experience across all devices.
Key Achievements:
- Built SEO-friendly website using Next.js with server-side rendering
- Implemented type-safe and maintainable codebase using TypeScript
- Developed flexible and consistent UI with Tailwind CSS
- Used Headless UI for accessible, customizable components
- Created responsive layouts with interactive features like class schedules and trainer profiles
- Delivered project on time and within budget, exceeding client expectations
Technologies:
Worked on a car rental platform to build a scalable, responsive, and user-friendly frontend. Utilized Next.js and Firebase to deliver real-time functionality, performance optimization, and seamless booking features.
Key Achievements:
- Built core user interface with Next.js for responsive and accessible experience
- Implemented Firebase Auth and Firestore for secure authentication and data handling
- Developed features like car search, booking, user profiles, and real-time notifications
- Integrated with third-party car APIs for real-time vehicle listings
- Used advanced caching and performance optimization techniques to enhance UX
- Collaborated with cross-functional teams to ensure timely delivery and alignment on requirements
Technologies:
Joined during a critical transition phase as the company migrated from a legacy PHP stack to a modern MERN-based microservices architecture. Took the opportunity to work from scratch on greenfield projects and define scalable service patterns.
Key Achievements:
- Led development of Interaction Hub, a shared inbox platform enabling agents to respond to user queries via voice (VoIP + PSTN), messaging (WhatsApp), and WhatsApp Calls.
- Pioneered Asia’s first IVR integration on WhatsApp, handling both calls and messaging in a unified agent experience.
- Mentored a team of 3 junior developers, collaborating closely with product managers and QA teams to deliver production-grade features.
Technologies:
Built a comprehensive real estate platform with role-based access control, real-time messaging, and scalable architecture for the Canadian market.
Key Achievements:
- Developed complete real estate platform from scratch
- Implemented real-time messaging with Socket.io
- Built role-based access control system
- Achieved 99.9% uptime with DigitalOcean deployment
Technologies:
Founding team member at a stock advisory platform, responsible for building and scaling the product from the ground up. Led a team of 3 developers and worked across the full stack to deliver a robust, real-time investment tool. Continued working voluntarily even after funding challenges arose due to SEBI's strict regulations.
Key Achievements:
- Scaled platform from 0 to 100K+ users
- Built and published Chrome extension with 10K+ downloads
- Led a team of 3 developers across frontend and backend
- Created real-time stock data processing system using Socket.io and Redis
- Implemented automated testing pipelines reducing bugs by 70%
- Worked for 2 additional months without pay during critical funding phase
Technologies:
Contributed to building and maintaining modern web applications for a food and catering business. Delivered pixel-perfect, responsive interfaces using modern frontend technologies while collaborating closely with designers and backend teams.
Key Achievements:
- Developed high-performance, SEO-friendly frontend using Next.js with SSR and SSG
- Implemented utility-first design with Tailwind CSS for rapid and consistent styling
- Improved code reliability and maintainability using TypeScript
- Integrated and configured Storyblok CMS for client-friendly content management
- Collaborated with cross-functional teams for on-time and brand-aligned deliveries
- Performed thorough code reviews ensuring scalability and adherence to best practices
Technologies:
Frontend Web Developer
Worked as a freelance frontend developer to build and maintain modern, responsive web applications for a creative digital agency. Delivered high-quality user experiences using cutting-edge web technologies and CMS integration.
Key Achievements:
- Built performant, responsive frontend using Next.js with SSR and SSG
- Styled applications using Tailwind CSS with a utility-first design approach
- Enhanced code quality and maintainability using TypeScript
- Integrated Storyblok CMS to enable easy client-side content updates
- Implemented SendGrid for transactional and marketing email support
- Collaborated with cross-functional teams to meet brand and project goals
Technologies:
Designed and developed a modern, SEO-optimized website for a gym, highlighting services, trainers, schedules, and pricing. Delivered a responsive and accessible user experience across all devices.
Key Achievements:
- Built SEO-friendly website using Next.js with server-side rendering
- Implemented type-safe and maintainable codebase using TypeScript
- Developed flexible and consistent UI with Tailwind CSS
- Used Headless UI for accessible, customizable components
- Created responsive layouts with interactive features like class schedules and trainer profiles
- Delivered project on time and within budget, exceeding client expectations
Technologies:
Worked on a car rental platform to build a scalable, responsive, and user-friendly frontend. Utilized Next.js and Firebase to deliver real-time functionality, performance optimization, and seamless booking features.
Key Achievements:
- Built core user interface with Next.js for responsive and accessible experience
- Implemented Firebase Auth and Firestore for secure authentication and data handling
- Developed features like car search, booking, user profiles, and real-time notifications
- Integrated with third-party car APIs for real-time vehicle listings
- Used advanced caching and performance optimization techniques to enhance UX
- Collaborated with cross-functional teams to ensure timely delivery and alignment on requirements
Technologies:
Technical Expertise
Comprehensive skills across the full stack of modern web development
Frontend Development
6 Technologies
Backend Development
6 Technologies
Cloud & DevOps
6 Technologies
Mobile & Tools
6 Technologies
Frontend Development
6 technologies with hands-on experience
React.js
4+ years • 25 projects
Next.js
3+ years • 20 projects
TypeScript
3+ years • 30 projects
JavaScript
4+ years • 35 projects
Tailwind CSS
2+ years • 28 projects
HTML5/CSS3
4+ years • 40 projects
Overall Technical Proficiency
Featured Projects
A showcase of my recent work across different industries. Each project represents a unique challenge and demonstrates my ability to deliver scalable, user-focused solutions.
Acefone Communication Suite
Enterprise Communication Platform
Leading product development at Acefone, building microservices architecture that handles millions of communications with enterprise-grade reliability.
Key Features
Tech Stack
"Sanjeev's architectural decisions improved our system performance dramatically."
— Tech Lead, Acefone
Achievements & Certifications
Recognition and milestones from my professional journey
5-Star Rating on Fiverr
Maintained perfect client satisfaction across multiple projects
Solana Blockchain Certification
Completed advanced blockchain development certification
Early Team Member at TRIBE
Helped scale the platform from concept to thousands of users
Python for Data Analysis
Microsoft certification for data analysis expertise
Client Testimonials
What clients and colleagues say about working with me
"Sanjeev delivered an exceptional platform that transformed our business operations!"
Rostand
CEO, E-mopro
Get In Touch
Ready to start your next project? Let's discuss how I can help bring your ideas to life.