K.Kajamohan
Technical Portfolio

Featured Engineering Projects

Showcasing full-stack solutions, innovative architectures, and data-driven engineering.

Scalable APIs
Robust Data
Intuitive UI
VSEEDS Electronics E-Commerce Platform
Angular SSRNestJSTypeORMMySQL

E-Commerce Website — vseeds.lk

Full-stack E-Commerce
  • Architected a multi-application platform comprising a customer storefront (Angular SSR), admin dashboard (Angular SPA), and a centralized NestJS REST API with TypeORM and MySQL, deployed to production at vseeds.lk.
  • Integrated end-to-end product catalog with server-side pagination, category filtering, search, and image uploads, leveraging TypeORM query builders for scalable data retrieval.
  • Structured a modular, responsive architecture with Tailwind CSS and NG-ZORRO, ensuring seamless UX across desktop and mobile with Swagger-documented APIs.
Launch Production
E-Commerce Admin Portal
Angular 21NG-ZORROTailwind CSSJWT

E-Commerce Admin Portal

Admin Dashboard
  • Launched a comprehensive Angular 21 admin dashboard with NG-ZORRO and Tailwind CSS, featuring 24 lazy-loaded modules for managing products, orders, quotes, users, blogs, and banners.
  • Leveraged Angular Signals for reactive state management, a command palette for quick navigation, and dynamic theming with dark/light mode support.
  • Configured JWT authentication with TOTP-based two-factor authentication, role-based access control with granular privileges, and activity logging for audit trails.
Internal Admin System
PCB Manufacturing Portal
Angular 21 SSRAngular SignalsNG-ZORROTailwind CSS

PCB Manufacturing Portal

Server-Side Rendered Application
  • Delivered a server-side rendered Angular 21 application for PCB fabrication services, featuring multi-step quote request forms for 5 service types including Standard PCB, Advanced PCB, and PCB Assembly.
  • Established Express-based SSR for SEO optimization with prerendered routes, Angular Signals for state management, and NG-ZORRO with Tailwind CSS for a responsive UI.
  • Integrated customer account management with quote tracking and status workflows, a project portfolio gallery, and network health monitoring with maintenance mode detection.
Production Application
AI Spot Price Forecasting Research
PythonTensorFlowAWS SageMaker

Deep Learning Price Forecaster

AI & Financial Research
  • Implemented hybrid AI architectures using LSTMs and Transformer models to forecast financial spot prices with high accuracy.
  • Leveraged AWS SageMaker for training large-scale models on multi-factor datasets including historical trends and macro-indicators.
  • Published original academic findings at the KDUIRC 2024 International Research Conference.
Read Published Research

Copyright © 2026Developed by Kajamohan K