Security meets thoughtful software

Hi, I’m Abdullah.
I build systems that hold up.

Security-focused software engineer, full-stack developer, and vulnerability researcher. I build practical web systems, test real attack surfaces, and harden the infrastructure behind them.

Riyadh, Saudi ArabiaAvailable for selected projects
A222
Security
Software
Systems
30K+users served
4.82university GPA
Top 2%TryHackMe rank
3INE certifications

Selected work

Projects with real-world reach.

Products across education, AI, e-commerce, and community platforms.

Toolkit

Sharp on both sides of the stack.

I move between building systems and challenging their assumptions.
01

Web / API security

XSS, SQLi, CSRF, CORS, SSRF, XXE, SSTI, HTTP smuggling, race conditions, OWASP

02

Pentest tooling

Burp Suite, Caido, Nmap, Gobuster, ffuf, SQLMap

03

Software engineering

TypeScript, Python, React, Next.js, Node.js, Express, FastAPI

04

Data

PostgreSQL, SQLite, MongoDB, SQL

05

Infrastructure

Linux, Docker, Nginx, GitHub Actions, CI/CD

Experience

Building, testing, improving.

A path shaped by product engineering and practical security work.
1

2026 — Present

Software Engineer

SITEBuilding a cybersecurity exercise and assessment platform, from secure backend services to deployment workflows.
2

2024 — Present

Backend Developer & Security Tester

MoqraratyBuilding secure services and testing web/API attack surfaces for an education platform serving 30,000+ users.
3

2024 — Present

Vulnerability Researcher

Bugbounty.saResearching and responsibly reporting vulnerabilities across practical web and API targets.
4

2024 — 2025

Software Engineer

QubesContributed to e-commerce themes and the Neyam data warehouse initiative.

Proof of work

Credentials and milestones.

TOP 10CyberHub university ranking
TOP 300FlagYard global ranking
TOP 100Black Hat MEA CTF 2024 team
TOP 2%TryHackMe global ranking

BSc, Imam Mohammad Ibn Saud Islamic University · GPA 4.82 / 5 · 2021—2026

Have a hard problem?

Let’s make something resilient.

Engineering opportunities, security research, and thoughtful collaborations are welcome.