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AppliedExams.lk – Full-Stack LMS
Sole engineer for a production LMS serving 15,000+ students – owned every layer from schema to deployment with Serenity BDD + Selenium e2e tests.
Next.js
Node.js
PostgreSQL
AWS Lambda
DynamoDB
Cognito
CloudFormation
Serenity BDD
GitHub Actions
01The Problem
A/L tuition centers lacked a scalable digital platform for managing courses, students, and content delivery.
02The Process & Architecture
Introduced Serenity BDD + Selenium e2e tests and CI/CD gates. Delivered multi-environment pipelines (GitHub Actions), Cognito auth with SMS/email gateways.
03The Impact
15,000+ students served. Eliminated a class of production-breaking regressions through structured refactoring and TDD.