Full-Stack Web Developer in Sri Lanka - Sasantha Perera

Building modern business websites, SaaS platforms, and API systems using Next.js, React, Node.js and ASP.NET.

Next.js & React Development

I build fast, SEO-friendly and maintainable frontend applications with Next.js, React, and TypeScript for product teams and growing businesses.

I develop dependable backend services, authentication flows, and data models using ASP.NET, C#, and SQL-backed infrastructure.

I create conversion-focused corporate websites that prioritize performance, accessibility, and clear content architecture.

I design and implement APIs and internal business systems that connect teams, automate workflows, and support long-term scaling.

I work across TypeScript, React, Next.js, Node.js, and cloud tooling to ship user-facing products quickly without sacrificing engineering quality.

TypeScriptNext.jsReactNode.jsPostgreSQLTailwind CSSAWSDockerPHPASP.NETC#MySQLMongoDBJava

A financial analytics dashboard with multi-tenant reporting and role-based access control.

Stack: Next.js, TypeScript, Prisma, PostgreSQL, Tailwind CSS

SaaSAnalyticsRBAC

Simple Static Website built with HTML, CSS, and JavaScript to showcase the services and portfolio of Ebenezer Double Edged Solutions Pvt Ltd.

Stack: HTML, CSS, JavaScript, PHP

HealthcareBusiness ConsultancyModern Design

High-performance corporate website and product catalog for a premium B2B sustainable cutlery supplier.

Stack: Next.js, React, TypeScript, Tailwind CSS

Corporate WebsiteB2BLead Generation

Marketplace concept connecting customers with skilled workers through structured service listings.

Stack: C#, .NET, MVC, SQL Server

MarketplaceServicesB2B/B2C

Open to collaborating on product engineering, platform architecture, and performance-focused frontend work.