Karan
Sojitra
6+ years architecting scalable, high-performance applications across e-commerce, social media, gaming, and hospitality domains. Specialized in Node.js, React, and cloud technologies.
About Me
Senior Software Engineer with 6+ years of experience leading teams and architecting scalable, high-performance applications across diverse domains.
My Journey
I specialize in building robust backend systems, real-time applications, and scalable architectures using Node.js, React, Next.js, and cloud technologies.
My experience spans leading teams of up to 15 engineers and delivering complex projects end-to-end with focus on performance optimization and clean architecture.
Passionate about mentoring teams, implementing DevOps best practices, and staying current with emerging technologies that drive high-performance development.
Domains I Work In
E-commerce & Social Media
Architecting scalable platforms for high-traffic e-commerce and social media applications with real-time features.
Gaming & Entertainment
Building browser-based gaming platforms and VOIP/WebRTC calling systems with low-latency performance.
Hospitality Solutions
Developing modern hospitality management systems with complex booking flows and payment integrations.
System Architecture
Designing multi-service architectures using AWS, Docker, caching layers, and DevOps best practices.
Skills & Technologies
Technologies and tools I use to build scalable, high-performance applications
Frontend & Frameworks
Backend & Databases
Cloud & DevOps
Tech Stack
Experience & Education
My professional journey and continuous learning path
Professional Experience
Software Analyst
- •Architected scalable backend systems leveraging Node.js and NestJS
- •Developed RESTful APIs and integrated with MongoDB and PostgreSQL
- •Implemented caching strategies using Redis and CDN for performance
- •Managed deployments and infrastructure on AWS using EC2, S3, and CloudFront
Sr. MERN Stack Engineer
- •Led full-stack architecture with React, Node.js, and MongoDB
- •Integrated Docker for containerized deployments and scalability
- •Optimized global delivery with CDN and caching strategies
- •Implemented Elasticsearch for fast data search and retrieval
Sr. Software Engineer
- •Designed and implemented secure API flows with NestJS and OAuth
- •Worked on backend logic using Node.js and PostgreSQL
- •Optimized performance with Redis caching and message queues
- •Containerized services using Docker for microservice deployment
Software Engineer
- •Developed REST APIs secured with OAuth for data access
- •Integrated real-time communication using WebRTC and VOIP
- •Built reusable components in React and server logic in Node.js
- •Worked with Electron.js to build cross-platform desktop tools
Backend Developer
- •Built RESTful APIs improving scalability and reducing latency
- •Integrated MongoDB and PostgreSQL for complex data models
- •Used AWS services (Lambda, S3) for serverless features
- •Implemented caching and CDN strategies for better user experience
Freelancer
- •Built client-facing websites and online stores using React and Node.js
- •Developed backend APIs and integrated payment systems
- •Configured monitoring and logging tools for production reliability
Education
Master of Computer Application
Advanced software engineering, cloud systems, and full-stack development
Bachelor of Computer Application
Core computer science, system design, and web development fundamentals
Certifications
Meta Frontend Development
Advanced React, responsive design, accessibility, and modern JavaScript tooling
Get In Touch
Ready to discuss your next project? Let's build something amazing together.