Professional Summary
Software developer specializing in secure, enterprise-level applications with expertise in security research, digital certification systems, PKI infrastructure, and full-stack development. Proven track record of discovering and patching critical vulnerabilities in open source software and delivering complex, compliance-focused solutions for professional organizations.
Experience
Open Source Security Contributor
iTextSharp.LGPLv2.Core • November 2025
- Identified and patched CVE-2017-9096 (XXE vulnerability, CVSS 8.8 HIGH) in widely-used PDF library with 16.2M+ downloads
- Discovered cryptographic weakness in IV generation using predictable PRNG seeded with timestamps
- Implemented secure fixes using cryptographically secure RandomNumberGenerator and proper XML parser configuration
- Both security patches merged within 3 hours by project maintainer
- Responsibly disclosed related vulnerabilities to upstream iText project for coordinated patching
Digital Certification Systems Developer
Freelance • 2022 - Present
- Designed and developed secure digital stamp system for STIBC (Society of Translators and Interpreters of British Columbia), launched September 2022
- Developed and launched similar system for ATIO (Association of Translators and Interpreters of Ontario), launched November 2025
- Implemented X.509 digital certificate infrastructure and PDF-A compliant document signing
- Built comprehensive web applications with member management, document processing, and real-time verification systems
- Deployed production systems using Docker containers on AWS EC2 with automated certificate management
- Developed multi-format document support (PDF, DOC, DOCX, JPG, PNG) with secure signature validation
Web Developer
Moving Papa (Freelance) • August 2024 - April 2025
- Built complete front-end website for multi-million dollar moving company (movingpapa.com) from Figma designs
- Developed responsive website using HTML, CSS, JavaScript, and Bootstrap framework
- Integrated Google Analytics, Facebook Pixel, and other tracking solutions for marketing optimization
- Implemented interactive carousels, modern UI components, and SEO-optimized pages
- Created complex URL routing system supporting multiple service areas across Canada
E-commerce Entrepreneur
Self-Employed • September 2023 - March 2024
- Built and scaled Amazon reselling business achieving $150,000 in sales within 6 months
- Managed inventory sourcing, logistics, customer service, and financial operations
- Developed data-driven strategies for product selection and pricing optimization
Software Developer
Lynch Bus Lines (Freelance) • December 2022 - August 2023
- Developed custom email and contract signing system for existing transportation management platform
- Performed system maintenance and bug fixes on PHP/MySQL bus scheduling application
- Integrated PHPMailer for automated communications and mPDF for document generation
- Enhanced existing features and resolved technical issues for improved system reliability