Oneli Premarathne

Oneli Premarathne

Computer Science Student | Full-Stack Developer

Second-year Computer Science student at NSBM Green University (Plymouth University), passionate about building innovative web solutions and exploring new technologies.

About Me

I am a Computer Science undergraduate with a strong interest in full-stack web development. I enjoy building clean, user-focused applications and continuously improving my skills through hands-on projects. I enjoy building clean, user-focused applications and continuously improving my skills through hands-on projects and collaborative work.

Technical Skills

Front-End Development

HTML5 CSS JavaScript Bootstrap Tailwind CSS ReactJS React Native Material-UI

Back-End Development

Java C# Spring Boot Express.js MySQL

Tools & DevOps

Git VS Code IntelliJ IDEA Postman

Professional Skills

Communication

Teamwork

Problem Solving

Time Management

Adaptability

Leadership

Featured Projects

Quick Quiz

A dynamic web-based quiz application built with HTML, CSS, and JavaScript, featuring an interactive user interface and real-time score tracking.

HTML CSS JavaScript
View on GitHub
Live demo

NIC Checker

A validation tool for Sri Lankan National Identity Card numbers, implementing robust validation logic and user-friendly interface.

JavaScript HTML CSS
View on GitHub

Console Banking System

A simple console-based banking application written in Java that allows users to manage their bank accounts with various banking operations.

Java OOP
View on GitHub

Dictionary App

A React dictionary application that allows users to search words and view meanings, phonetics and example usage.

JavaScript HTML CSS
View on GitHub

Education

BSc (Hons) Computer Science

NSBM Green University (Plymouth University)

2024 - 2027

Currently pursuing a Bachelor's degree in Computer Science, focusing on software development, algorithms, and modern web technologies.

International Diploma

ICBT

2023

Completed an international diploma program in Information and Communication Technology, building foundational skills in computing and technology applications.

Secondary Education

Museaus College

Until 2022

Completed secondary education with focus on science and mathematics, laying the groundwork for higher studies in technology.

Work Experience

Customer Service Executive – Banking Operations

First Direct (HSBC Global Service Centre, Colombo)

July 2023 – October 2025

Worked in a fast-paced banking operations environment, handling customer interactions, issue resolution, and process-driven tasks. Developed strong communication, teamwork, and time-management skills while maintaining accuracy under pressure.

Activities & Volunteering

Rotaract Club

Director - International Services Avenue

Volunteer in community service projects and leadership development programs

Hackathon Hub

Comittee member

Participant in coding competitions and hackathons, collaborating on innovative solutions

ISACA Student Chapter

Comittee member

Focusing on information security and governance initiatives

Get In Touch

I'm always interested in hearing about new opportunities, collaborations, or just having a chat about technology. Feel free to reach out!