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14 followers · 16 following

Achievements

Achievement: Pull Sharkx2Achievement: Pair ExtraordinaireAchievement: YOLOAchievement: Quickdraw

Achievements

Achievement: Pull Sharkx2Achievement: Pair ExtraordinaireAchievement: YOLOAchievement: Quickdraw

Highlights

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sadumina/README.md

Sadumina Rathnayaka

🌍 Colombo, Sri Lanka

🚀 Aspiring Software Engineer | Full-Stack Developer | Cloud Enthusiast

🧑‍💻 About Me

I am a results-driven software engineering student at SLIIT, currently interning at Hayleys PLC / Haycarb PLC. I specialize in building production-ready full-stack systems, including enterprise dashboards, analytics platforms, and cloud-native applications. My focus is on delivering robust, scalable, and maintainable solutions using modern technologies.

🛠️ Skills & Technologies

Languages:
JavaScript   TypeScript   Python

Frontend:
React   Next.js

Backend:
Node.js   FastAPI   Express

DevOps & Cloud:
Docker   GitHub Actions   AWS

Databases:
MongoDB

💼 Experience

Software Engineering Intern — Hayleys PLC / Haycarb PLC
Sept 2025 – Present

  • Engineered FastAPI & Node.js backend services, improving API reliability by 25%
  • Built React.js & Next.js analytics dashboards, delivering 35% of total UI components
  • Automated CI/CD pipelines with GitHub Actions & Docker, cutting manual deployment steps by 30%

📌 Featured Projects

CarbonXInsight

Enterprise analytics platform for HayCarb's sales and marketing teams

  • Real-time pricing insights, distribution tracking & predictive forecasting
  • Python-based forecasting models for data-driven pricing
  • Interactive React dashboards for multi-region sales analysis Tech: React, FastAPI, Python, Predictive Analytics

Vehicle Detection System

Full-stack vehicle monitoring system for Haycarb PLC

  • 40% faster request handling via optimized MongoDB schemas
  • Real-time React dashboard reduced manual vehicle logging by 70%
  • Containerized with Docker; automated CI/CD via GitHub Actions Tech: FastAPI, React, MongoDB, Docker, GitHub Actions

DreamWorks Studio Management

Led the complete User Management module

  • JWT-based authentication with RBAC
  • Normalized MongoDB schema using aggregation pipelines
  • Reduced redundant database queries by 35% Tech: React, Node.js, Express, MongoDB, JWT

🏆 Achievements & Highlights

  • GitHub Developer Program Member
  • Pull Shark x2, Pair Extraordinaire, YOLO, Quickdraw
  • 783+ contributions in the last year

📫 Contact

⬆️ Back to top

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  1. ITPM-Project-EduSense/EduSense ITPM-Project-EduSense/EduSense Public

    EduSense is an AI-driven web platform designed to improve student productivity, collaboration, and campus engagement through task management, event systems, analytics, and intelligent recommendations.

    CSS 1

  2. VD- VD- Public

    A full-stack vehicle monitoring system built for Haycarb PLC factory premises to track, manage, and analyze vehicles entering and exiting the factory gates.

    JavaScript 1

  3. FuelTracker FuelTracker Public

    This is a Travel Tracker that i have to create for HayCarb PD team for tracking fuel card amoung the person . I mainly Used python(FastApi) and react for development and Docker also for containeriz…

    JavaScript 1

  4. ws-chatapp-redis ws-chatapp-redis Public

    This project is a real-time WebSocket-based chat application built with Django Channels and Redis as the message broker. It demonstrates how to integrate ASGI, WebSockets, and Redis pub/sub to enab…

    Python

  5. DreamWorks-User DreamWorks-User Public

    Forked from DreamWorks-Studio/DreamWorks

    This is the 2nd Year 2nd Semester Academic project called ITP . We have "A" grade for this module .

    JavaScript 1

  6. CarbonXinsight- CarbonXinsight- Public

    An intelligent analytics platform empowering HayCarb's sales and marketing teams with real-time coconut product pricing insights, distribution tracking, and predictive forecasting capabilities. **T…

    JavaScript 1 1