Abdulsamad Usman
Full-Stack Software Engineer • Relational Database Architect • Digital Product Builder
Professional Summary
Results-driven Full-Stack Software Engineer with proven expertise in architecting high-performance web applications, designing resilient relational databases, and implementing enterprise security standards. Renowned for clean code craftsmanship, strict type safety, defensive programming patterns, and delivering 100/100 Core Web Vitals on LAMP stacks.
Core Competencies
Languages & Frameworks
PHP 8.2+, JavaScript (ES6+), HTML5, Semantic CSS3, SQL (MySQL / MariaDB), RESTful API Engineering.
Database & Architecture
Relational Database Design, PDO Prepared Statements, Query Indexing & Profiling, Automated Session Sandbox Resets.
Security & Hardening
OWASP Top 10 Mitigation, AES-256-CBC Encryption, CSRF Token Rotation, Rate Limiting, Apache .htaccess Security Headers.
CMS & DevOps
Custom WordPress Architecture, PHPMailer / SMTP Delivery, Git Version Control, Apache Mod_Rewrite, Linux Environments.
Professional Experience
Lead Full-Stack Developer & Founder
2022 – PresentArchitected and engineered custom SaaS solutions, the multi-tenant Deployment Manager platform with per-session database reset isolation, and high-performance client web applications.
Senior Web Application Engineer
2020 – 2022Engineered custom relational database models, conducted security vulnerability assessments, and developed bespoke WordPress architectures for commercial clients.