Damruwan Weerasinghe
Backend Engineer

Backend Engineer.

Designing and building the systems that power multi-tenant SaaS — APIs, databases, auth, job queues, and the logic that ties everything together. Currently engineering backend architecture at Nova Solutions, where I've shipped a shared platform across 8+ B2B products. Also building at LogicFables. Colombo, Sri Lanka.

Tech Stack

Node.js
TypeScript
PostgreSQL
Redis
Express 5
NestJS
MySQL
MongoDB
BullMQ
Docker
AWS S3
Zod
In Development

Aurora

POS SaaS for retail and hospitality — streamlines sales, inventory tracking, and business reporting in one platform.

View at LogicFables
From the Blog

Why I Write Backend

The systems behind the interface — what draws me to backend engineering and why I believe great architecture is invisible.

Read the post
Open to backend engineering roles. Let's connect