Jacob Stephens

Work

Senior Infrastructure Developer and Full Stack Engineer

Educational Travel Adventures | Feb 2022 - Present | United States, Remote

• Architected automated reservation cancellation system preventing bad debt accumulation, with intelligent business rule logic running 24/7 automated workflows that protect revenue and improve cash flow management
• Built payment notification queue management system with SMS integration (Twilio), transactional email, and voice capabilities, enabling self-service configuration and reducing manual work by 80%+ while ensuring timely customer communication
• Optimized alert system performance through caching infrastructure and database query improvements, reducing page load times from 5-10 seconds to under 1 second and reducing database load by 70-80%
• Delivered 8,339 commits across 300,000+ files over four years (2022-2025), working across multiple codebases (Tourbot internal tools and customerweb customer-facing platform)
• Led PCI compliance initiative, architecting secure API integration with TranSafe and Monetra merchant processors across both platforms, implementing security best practices including bank account encryption
• Directed enterprise-wide PHP 5 to PHP 8 migration across entire codebase and server infrastructure, modernizing technology stack and improving application performance
• Established proactive code quality practices with 12.3x increase in refactoring focus (2024→2025), 208 bug fixes, and 96 documentation commits, maintaining senior-level coding standards
• Architected scalable REST API for lead management system overhaul and managed development team member, conducting code reviews and establishing development best practices

Web Developer and Client Support Specialist

Sharp Innovations | Nov 2021 - Feb 2022 | Conestoga, PA

• Developed automated database migration scripts using SQL and PHP, reducing migration time from hours to minutes and eliminating manual errors, improving deployment efficiency and reliability
• Delivered comprehensive technical support for web clients, troubleshooting and resolving complex issues including UI/UX updates, security vulnerabilities, and Linux server configuration and optimization
• Implemented project management task board system to replace email-based workflow, improving team productivity, project visibility, and cross-functional collaboration

Web Development Freelancer

Steward Goods | Mar 2020 - Nov 2021 | United States, Remote

• Architected and developed full-stack responsive mobile web application for nutrition tracking with intuitive user interface, implementing both frontend and backend functionality
• Optimized website performance through code optimization and infrastructure improvements, achieving perfect scores (100/100) on Google Core Web Vitals
• Engineered PCI-compliant subscription payment system using Stripe API integration and designed custom full-stack content management system with PHP backend and MySQL database