Hello, I'm Kosikan
I build modern web applications with a focus on performance, accessibility, and delightful user experiences.
Get to know more about my background, experience, and what drives my passion for technology.
Hello, I'm Kosikan Nagananthakumaran. I'm a software engineer with the drive for creating innovative solutions. I specialize in creating impactful software that solves real-world problems and enhances user experiences.
My journey in software engineering began with a fascination for technology and problem-solving. Over the years, I have developed a strong expertise in web development, software architecture, and cloud computing. I am constantly exploring new technologies and methodologies to stay ahead in this rapidly evolving field.
I believe in writing clean, maintainable code and creating user-centered designs that not only look great but also provide exceptional functionality and performance.
Trincomalle Campus, Eastern University
Software Engineer Intern
Feb 2024 - Aug 2024
Updated, fixed, and maintained bugs on the Ronnie and Koh website, including the addition of a custom 404 page and improved site responsiveness.
Developed a PDF Signature application using Svelte for RomeoHR.
Built a Weekly Report PDF Generator integrated with the Signature Svelte App for RomeoHR.
Designed Figma UI mockups for RomeoHR file management features.
Created SEO-optimized titles, meta descriptions, backlinks, and blogs for RomeoHR.
Conducted thorough testing and bug identification on the RomeoHR landing site.
Built a sample landing page for RomeoHR using HubSpot.
Developed sample blog functionality in a NestJS app using Prisma ORM.
Associate Full-Stack Developer
October 2024 - December 2024
Developed and tested the backend for Techihire.com using NestJS, ensuring robust performance and reliability.
Associate Software Engineer
April 2024 - April 2025
Developed ytts.ca using Next.js and automated E2E testing workflows with Selenium to guarantee a reliable and user-friendly experience.
Full-Stack Developer
October 2025 - Present
Developed an Insurance Claims Dashboard Application for Orient Insurance using Laravel, resulting in faster and more efficient claim processing and tracking.
Built a Policy Dashboard Application using Next.js and Laravel, resulting in improved accessibility and real-time policy management.
Streamlined insurance workflows, resulting in reduced manual effort and increased operational efficiency.
Optimized system performance, resulting in quicker data retrieval and reduced processing time.
Designed intuitive and user-friendly dashboards, resulting in easier navigation and improved user experience.
Enhanced overall system efficiency, resulting in faster decision-making and smoother insurance operations.
I design scalable and maintainable systems using structured backend architecture and best coding practices.
I optimize applications for speed and efficiency, ensuring fast data processing and smooth user experiences.
I build intuitive and responsive interfaces that enhance usability and improve overall user satisfaction.
I handle full-stack development from database design to frontend implementation, ensuring seamless integration.
HTML
CSS
React
ShadCN
Svelte
Tailwind
Next.js
Bootstrap
WordPress
A showcase of my recent work demonstrating various technologies and problem-solving approaches.
A modern coffee shop website clone with responsive design and interactive features
Professional networking platform with user authentication
Full-featured online shopping platform
Blogging platform with user authentication
Mobile-first coffee ordering app with location services and loyalty rewards
Clean and simple note-taking application with cloud sync and markdown support