zJairO
Backend Architect & Security Researcher
dev@zjairo.xyz
// whoami
Software engineer with a hacker mindset. I break things to understand how they work, then build them better. Fluent in Python, JavaScript, C++ and whatever the challenge demands. Passionate about security research, penetration testing, and finding vulnerabilities before the bad actors do.
Focus: Security Research • AI/LLM • Web3 • IoT Hacking • DevSecOps
// arsenal
// logs
2025
Building AI-powered legal tech. Designing LLM pipelines for document analysis and intelligent automation. PostgreSQL optimization with AI-assisted performance tuning. AWS infrastructure at scale.
2024
Leading Web3 development. Ethereum smart contracts, decentralized frontends. Mentoring engineers and defining architecture for blockchain-integrated platforms.
2023
E-commerce analytics and web scraping at scale. Building data pipelines that process millions of records. REST API design for high-traffic systems.
2022
Mobile development with React Native. Offline-first architecture. Government systems that actually work. Database optimization and DevOps automation.
2020
Full stack development across PHP, React, and Python. Microservices architecture. Docker containerization. Linux server administration.
2019
Started the journey. Bug hunting, query optimization, code reviews. Learning the craft from the ground up.
2017
Computer Science studies. Building the foundation in algorithms, data structures, and systems thinking.