Production systems I've built and run, followed by open-source and side projects.
Employer · Nexzen Solution
Multi-tenant CRM · end-to-end ownership
Pages 10× faster and a zero-downtime move to .NET 10 and PostgreSQL, on a live CRM I have worked on since 2023 and now own end to end.
Client project
E-Learning Platform
Medical students stream encrypted course videos on web, Android and iOS. I built the backend and video pipeline, then rebuilt it on NestJS and PostgreSQL.
Client project
Medical E-Learning Platform
Medical students buy a course or exam bundle and get access automatically. I built the NestJS and PostgreSQL backend, from payments and enrolment to exams, and deployed it.
Client project
Inventory, POS & Commerce SaaS
Inventory, POS and an online storefront on one FIFO stock ledger, with every business in its own PostgreSQL database. I built almost all of the backend and most of the frontend.
Client project
Hiring & records app for a US home-care agency
Caregivers apply once through a guided, autosaving application instead of paper forms and email. I built the .NET API and PostgreSQL schema, and most of the Next.js frontend.
Employer · Veribir
Managed WordPress Hosting Website
A fast, bilingual website for a managed WordPress host. Editors build pages and forms in Payload CMS with live preview; I built it end to end.
Personal project
ERP Practice Project
An ERP backend where every request runs through one pipeline for validation, caching, retries, transactions and audit logs. .NET 10, Clean Architecture.
Open source
NuGet Package
Cuts the boilerplate of querying SQL Server from .NET: typed results or streamed rows from one small API. Published on NuGet.
Open source
DevOps Tool
Secures a fresh Linux server in one run: users, SSH lockdown, firewall, Fail2Ban and kernel settings. In use on 3 production servers.
Personal project
University Portal
Students see live bus arrival times from driver check-ins and ask a Gemini assistant about the university. NestJS backend on AWS Lambda.
Open source
Npm Package
Adds direction-aware motion effects to any HTML element in React. Extracted from this site’s background into a published npm package.