About

Hello, I'm Sajjan Karna. I'm a full-stack developer and a computer science student. I have a passion for crafting seamless digital experiences. I thrive in the realms of React, Node.js, Express, React Native, and Next.js with type safety (TypeScript). I have 5+ years of experience in honing my skills. These are some of the technologies I have worked with:

Experience

I have worked with various companies and clients to deliver high-quality software solutions.

  • Technimus LLC. (Delaware, United States)
  • Full-Stack Engineer
  • Duration: Apr 2025 - Present
  • Just joined this company..
  • Perceive Now, Inc. (San Francisco, United States)
  • Frontend Engineer
  • Duration: Nov 2024- Mar 2025
  • Implemented an AI Agent to generate reports, increasing report generation by 50%. Built crucial features such as Team Management, User Management, and User Invitations. Developed the admin user management system to handle user reports, file management, and specific requirements. Designed a smooth user authentication and sign-up flow. Optimized frontend performance, accessibility, and scalability to align with user and business needs.
  • Scalebit Pvt. LTD
  • Full Stack Developer
  • Duration: (2023 - 2024)
  • As a Full Stack Developer at Scalebit Pvt. LTD, I have successfully delivered high-quality projects by working on both front-end and back-end development, as well as mobile application development. Utilizing technologies like React.js, Node.js, and React Native, I have created responsive web interfaces, robust server-side systems, and performant mobile apps. Collaborating with cross-functional teams, I have ensured timely project delivery and high client satisfaction. My role involves not only hands-on coding but also code reviews, mentoring junior developers, and engaging with clients to align technical solutions with business objectives.
  • Himalayan Adventure
  • Backend Engineer
  • Duration: 2024 (5months) (Aug-Dec)
  • Worked with Strapi to build and customize content management solutions tailored to business needs. Ensured efficient data flow and system scalability to support growing user demands. Trained adventure guides and staff on how to effectively use the platform for managing trip details and customer data.
  • Outsmash
  • Fullstack developer
  • Duration: 2024 (3 months) (May-Jul)
  • As a Full Stack Developer at Outsmash (outsmash.com), I played a key role in designing and implementing robust backend systems while also building and optimizing the frontend interface. Collaborating closely with a team of three other developers, I managed complex system integrations, ensuring seamless interaction between various components. My contributions spanned full-stack development, with a particular focus on backend system architecture, API design, and delivering user-centric, performant frontend experiences.
  • Rubina Khadya Udhyog Pvt. LTD
  • Full Stack Developer
  • Duration: 2023 (2 months) (Mar-Apr)
  • Helped grow the business by building a website for the company to sell their products. Increased sales by 20%. Worked with React.js, Next.js, TypeScript, and a CMS (Contentful).
  • SphereFive Services (QATAR)
  • Frontend Developer
  • Duration: (2023 -2024)
  • Directed the creation of SphereFive Cleaning Services’ website and mobile app. Increased customer inquiries by 35% through enhanced digital presence. Developed an intuitive and responsive platform that improved user experience.
  • Rational Overseas Pvt. LTD
  • Frontend Developer
  • Duration: (2023)
  • Through the Rational Overseas project, I had the privilege of contributing my technical expertise to a venture that connects individuals with international opportunities. In this project, I collaborated with a dedicated team to create a digital platform that seamlessly bridges the gap between skilled professionals and overseas job placements. From designing an intuitive user interface to implementing robust backend systems, every aspect was meticulously crafted to ensure a smooth and secure experience.
  • Content Creator at YouTube
  • Content Creator
  • Duration: (2019-Present)
  • Dive into the captivating world of fullstack web development with my YouTube channel. With over 100,000 views, this virtual classroom is a hub for passionate learners who are eager to explore the ins and outs of coding. As a dedicated content creator, I've taken on the challenge of unraveling the intricacies of fullstack development. From mastering frontend finesse to tackling backend complexities, my tutorials are designed to make coding concepts accessible and engaging.