Software Engineer

Seleem Abdulsalam.

I build backend systems and full-stack products, with a focus on reliability, security, and the details that make software useful.

Explore my work

Selected work

Systems & products

Watchrail

Infrastructure · Open source

Open-source monitoring for HTTP, TCP, DNS, API workflows, heartbeats, and domain expiry, with multi-location probes and incident response.

  • TypeScript
  • NestJS
  • Next.js
  • PostgreSQL
  • Redis
  • BullMQ
  • Docker

Parqo

Edge computing · Computer vision · IoT

Edge-first smart parking with Nigerian licence-plate recognition, offline gate decisions, and cloud synchronisation.

  • TypeScript
  • Python
  • FastAPI
  • NestJS
  • Next.js
  • Expo
  • PostgreSQL
  • SQLite
  • MQTT
  • ONNX Runtime
  • YOLOv8
  • RapidOCR
  • ESP32

BillFlow

SaaS product · Full-stack development

Invoicing software for clients, recurring billing, payment reminders, receipts, analytics, and PDF documents.

  • TypeScript
  • Next.js
  • React
  • Tailwind CSS
  • Supabase

A little about me

I’ve been writing software for over six years, with about three years of professional engineering experience. I’m drawn to distributed workflows and clear product interfaces.

More about me

Tools I work with

Designing edge-cloud systems for unreliable connectivity

Contact

For a project, a question, or a thoughtful conversation.