Software Engineer

Welcome to Sajith Jeewantha's Portfolio

Hi, I'm Sajith Jeewantha, a passionate and innovative Software Engineer dedicated to creating impactful digital solutions.

I strive to make this world a better place for people by moving forward with new technology and taking those around me with me.

Connect with me

Sajith Jeewantha
Full Stack Software Engineer
Academic & Professional Achievements

Education & Certifications

My academic journey and professional certifications that demonstrate my commitment to continuous learning and expertise in software engineering.

Education

BEng in Software Engineering

IIC University of Technology (Cambodia) / Java Institute for Advanced Technology

2022 - 2026

Specialized in software development methodologies, system architecture, and advanced programming concepts. Graduated with First Class Honors.

Certifications

Oracle

Oracle Cloud Infrastructure 2025 Certified Foundations Associate

Oracle Cloud Infrastructure

2025

The Oracle Cloud Infrastructure (OCI) Foundations certification is for individuals who intend to demonstrate fundamental knowledge of public cloud services provided by Oracle Cloud Infrastructure (OCI). This certification is for candidates with non-technical backgrounds, such as those involved in selling or procuring cloud solutions, as well as those with a technical background who want to validate their foundational-level knowledge around core OCI services. This exam does not require any hands-on technical experience and is not a prerequisite for taking any other OCI certifications.

View Credential Valid until 2027
Oracle

Oracle Cloud Infrastructure 2025 Certified AI Foundations Associate

Oracle Cloud Infrastructure

2025

The Oracle Cloud Infrastructure (OCI) AI Foundations certification is designed to introduce learners to the fundamental concepts of artificial intelligence (AI) and machine learning (ML), with a specific focus on the practical application of these technologies within the Oracle Cloud Infrastructure. This course is ideal for beginners and provides an accessible entry point for those looking to enhance their understanding of AI and ML without the requirement of prior extensive technical experience.

View Credential Valid until 2027
Oracle

Oracle Data Platform 2025 Certified Foundations Associate

Oracle Cloud Infrastructure

2025

The Oracle Data Platform 2025 Certified Foundations Associate certification is intended for individuals looking to demonstrate fundamental knowledge of data management services provided by Oracle. This certification is targeted towards candidates with non-technical backgrounds, such as those involved in selling or procuring cloud solutions, as well as those with a technical background who want to validate their foundational-level knowledge around core Oracle Data Management services. This exam does not require any hands-on technical experience and is not a prerequisite for taking any other Oracle certifications.

View Credential Valid until 2027

Featured Projects

Online Auction System

Completed

Online Auction System

2025

Online Auction System I’m excited to share a demo of my Online Auction System, designed and developed using modern enterprise Java technologies and a microservices-based architecture. The application provides a complete auction workflow, including: User account creation & authentication Secure login & authorization Real-time bidding functionality Asynchronous communication between services

Technologies Used

Java Jakarta EE EJB Microservices Architecture Apache ActiveMQ Maven

Technology Stack

A comprehensive overview of programming languages, frameworks, tools, and technologies I work with

Programming Languages

Java
Java
PHP
PHP
C#
C#
Python
Python
JavaScript
JavaScript

Technologies & Frameworks

ASP.net
ASP.net
Django
Django
Flask
Flask
Spring Boot
Spring Boot
Laravel
Laravel
React Native
React Native
GlassFish
GlassFish
Payara
Payara
Maven
Maven
Android
Android
Arduino
Arduino
Android Studio
Android Studio
IntelliJ IDEA
IntelliJ IDEA
PyCharm
PyCharm
VS Code
VS Code
Visual Studio
Visual Studio
Docker
Docker
Terraform
Terraform
Postman
Postman

Databases

MongoDB
MongoDB
MySQL
MySQL
SQLite
SQLite

Cloud Platforms

Oracle
Oracle
Google Cloud
Google Cloud
Firebase
Firebase

Version Control

GitHub
GitHub
Git
Git

CSS Frameworks

Tailwind CSS
Tailwind CSS
Bootstrap
Bootstrap