Sameera Herath | Full-Stack Developer

What I Offer

Engineering Solutions

Comprehensive development solutions tailored to your business needs. From concept to deployment, I deliver high-quality, scalable applications.

Full Stack Development

End-to-End Web Solutions

Complete web applications from concept to deployment, combining modern frontend technologies with robust backend systems.

Core Capabilities

REST API Development

Unit Test

Database Design & Optimization

Authentication & Security

SEO Optimization

Code Review & Documentation

Security & Compliance

Performance Optimization

Technologies

Next.js

React

TypeScript

Node.js

Express.js

PostgreSQL

MySQL

MongoDB

Firebase

Mobile App Development

Cross-Platform Solutions

cross-platform mobile applications that deliver exceptional user experiences across Android devices.

Core Capabilities

REST API Integration

State Management

Unit Testing

App Store Optimization

Code Review & Documentation

Database Design & Optimization

Performance Optimization

Security & Compliance

Technologies

Flutter

React Native

Dart

JavaScript

Firebase

DevOps & Cloud Solutions

Scalable Infrastructure

Cloud infrastructure, automation, and deployment solutions that ensure your applications are scalable, secure, and performant.

Core Capabilities

AWS Services (EC2, S3, Lambda, SQS, CloudFront, CloudWatch, Amplify)

Google Cloud Platform Services

CI/CD Pipeline Setup

Docker Containerization

Monitoring & Logging

Auto-scaling Solutions

Technologies

AWS

Render

Vercel

Google Cloud Platform

Docker

GitHub Actions

Projects Showcase

Explore my portfolio of innovative web and mobile applications, showcasing modern technologies and creative solutions.

Tripverse – Open-source

An open-source community platform for travelers to explore, share experiences, and connect through travel stories. Features AI-powered story correction, real-time chat, and comprehensive travel storytelling tools.

Problem Solved: Travelers lack a centralized platform to share authentic travel experiences and connect with fellow explorers. Tripverse provides a comprehensive solution with AI assistance and community features.

Technologies

ReactNode.jsExpress.jsMongoDBSocket.IOOpenAICloudinaryPostmanSwagger

VercelRenderDockerGitHub Actions

View Project →

Yuthukama – Social Support Web App (2nd Year University Project)

A platform that connects users with mentors and support networks, empowering communities through structured guidance and collaboration.

Problem Solved: Many communities lack a central space for organized help and mentorship. Yuthukama solves this with a clean, scalable solution.

Technologies

ReactMUINode.jsExpress.jsMongoDBPostmanSwagger

VercelAWSDockerGitHub Actions

View Project →

WebPify – Web Based Image Conversion with Batch Processing

A modern, full-stack web application for converting images to WebP format with efficient compression and batch processing capabilities. Features quality control, multiple format support, and in-memory processing.

Problem Solved: Developers and designers need an efficient way to optimize images for web applications. WebPify provides fast conversion with batch processing, quality control, and supports multiple image formats without creating temporary files.

Technologies

ReactTailwind CSSViteFastAPIPythonPillowJSZipPostmanSwagger

VercelRenderGitHub Actions

View Project →

Subify – Chrome Extension for Language Learning via YouTube Subtitles

A Chrome extension that provides real-time translation of YouTube subtitles when hovering over words. Enhances language learning by helping English learners understand unfamiliar words in real time without interrupting video playback.

Problem Solved: Language learners struggle to understand unfamiliar words in YouTube videos without interrupting their viewing experience. Subify provides instant, hover-based translations directly on subtitles.