HAMZAT.OS / PORTFOLIO
Available for opportunities Available

hamzat@portfolio: ~/home

hamzat@portfolio:~$ whoami

Hey, I’m Hamzat.

I make software and occasionally write about the things I learn while doing it. This is my little corner of the internet. Have a look around.

01 / Selected work

A few things I’ve made.

Some projects I’ve worked on, from useful products to tools made for other developers.

Opportuna internship platform homepage

Project / 001

Opportuna

An internship discovery platform designed to make early-career opportunities easier to find and navigate.

  • React
  • Spring Boot
  • PostgreSQL
Kontrak API contract validator interface

Project / 002

Kontrak

A browser extension that validates API contracts and helps development teams identify integration drift.

  • TypeScript
  • Browser APIs
  • Developer tooling

02 / Experience

Where I’ve spent my time.

A little about the teams I’ve worked with, the things I took on, and what I learned along the way.

Featured story / Leadership

NACOS Software Director

I built tools for the association, worked with a small group of contributors, hosted an AI seminar for about 100 students, and somehow pulled off a 12-team hybrid hackathon.

Sep–Nov 2024 · Aug–Nov 2025

Backend Engineering Intern

Anchor · Lagos, Nigeria

I interned here twice, working on payment integrations, internal tools, digital accounts, and fixes across Anchor’s platform.

Read the story

03 / Toolbox

Things worth bookmarking.

Videos, books, and other useful things I’ve found around the internet.

04 / Notes

A few things I’ve written.

Mostly software, things I’ve learned, and ideas I wanted to think through properly.

Detecting and Removing Loops in Linked Lists: A Beginner's Guide

Read note

Building a Student Record Management System: From Student Struggles to Design Pattern Triumph

Read note

05 / Guestbook

Sign the wall.

If you stopped by, draw your signature and leave a little note behind.

Leave your signature.

Sign in with GitHub, draw something, and leave a short note. Once approved, your signature joins the wall.

Open the guestbook