Lasindu

Senior Software Engineer

May 2024 - Apr 2026 • 1 yr 11 mos

• Developed and maintained .NET APIs, libraries, batch jobs, and a large‑scale CRM system in a private AWS cloud (GCC+). • Reduced runtime errors & improved long‑term maintainability by converting a sizeable JS codebase to TS. • Automated SonarQube scanning, unit testing & deployments by creating GitLab CI/CD pipelines using YAML & PS. • Increased system security using AWS strict VPCs, ALB/NLB firewalls & strict IAM Permission Policies. • Reduced downtime by monitoring EC2s using AWS alerts & logs monitoring using Elasticsearch. • Tech: .NET, TypeScript, GCC+ AWS (S3, Secrets Manager, EC2, IAM), Azure AD, GitLab CI/CD, MS SQL Server, D365

Senior Software Engineer

Aug 2023 - Apr 2024 • 8 mos

• Built AI‑powered e‑commerce system, including conversational chat and image analysis. • Reduced development time by building AI features using Django, a general-purpose API using .NET & a NextJS frontend. • Increased user experience by semantically searching images using Pinecone Vector DB & OpenAI API embeddings. • Reduced maintenance time by designing the microservices architecture & AI flows using classical diagrams. • Increased maintainability by introducing Azure Service Bus for microservices to communicate using events. • Tech: .NET, Django, NextJS, TypeScript, PostgreSQL, Pinecone, OpenAI API, Azure Service Bus, Microservices

Senior Software Engineer

May 2022 - Aug 2023 • 1 yr 3 mos

• Built a Microsoft Dynamics 365 CRM solution for a Singapore public‑sector organization. • Converted a .NET API to NestJS API to leverage NoSQL MongoDB with Prisma for a better flexibility with structure. • Reduced runtime errors & development time by converting HTML JS files to reusable React TypeScript PCF components. • Collaborated on system architecture using class diagrams and ER diagrams. • Tech: .NET, NestJS, D365, React, TypeScript, Azure DevOps, Fluent UI, MUI, GraphQL