Jahanzaib

Systems Architecture & Technical Documentation Lead

IEEE RUET Student Branch • Freelance

Aug 2022 - Present • 4 yrs 2 mos

• Authored comprehensive IEEE 830-compliant Software Requirements Specifications (SRS), System Design Documents (SDD), and UML architecture diagrams. • Built interactive developer documentation and API reference catalogs using OpenAPI / Swagger 3.0 and Postman collections. • Formatted and typeset camera-ready scientific research papers and academic theses adhering strictly to IEEE, ACM, and APA 7th standards. • Standardized multi-division standard operating procedures (SOPs) and deployment runbooks for cross-functional engineering teams.

Lead Full-Stack Developer

ibex • Full time

Jun 2024 - Feb 2026 • 1 yr 8 mos

• Architected and shipped scalable multi-tenant SaaS platforms, commercial marketplaces, and mobile apps using React, Next.js, Node.js, and Laravel. • Engineered secure financial transaction workflows with Stripe, Apple Pay, and cryptocurrency gateways handling thousands of monthly transactions. • Directed technical delivery across 20+ verified web applications, achieving 99.9% uptime and sub-second page load speeds. • Implemented modular component libraries, automated CI/CD pipelines, and relational database indexing (PostgreSQL / MySQL).

Cybersecurity Operations & Infrastructure Engineer

Jubilee Life Insurance Company Ltd • Full time

Jan 2023 - Jun 2024 • 1 yr 5 mos

• Engineered automated Security Operations (SOAR) playbooks in Python, reducing Mean Time to Respond (MTTR) to incoming SIEM alerts by 90%. • Designed and deployed multi-zone Zero-Trust DMZ network architectures using Cisco ASA stateful firewalls and OSPF routing. • Conducted comprehensive web application penetration testing and static code security audits adhering to OWASP Top 10 guidelines. • Configured automated threat intelligence enrichment pipelines connecting with VirusTotal, AbuseIPDB, and Wazuh SIEM clusters.