tylerrehm

Implemented and customized a portfolio of various enterprise-grade Laravel applications, built and managed both first and third-party RESTful APIs, including the use of OAuth for API authorization, and efficiently handled requests and responses. Developed backend CRUD applications using PHP, Laravel, and MySQL, as well as frontend reactive CRUD applications utilizing HTML, CSS (SASS/SCSS), and JavaScript (Vanilla, VueJS, and jQuery). Optimized and managed cloud infrastructure and DevOps pipelines with Amazon Web Services, ensuring hardened access controls and security policies. Led the design, implementation, and management of industry-leading practices for application deployment using source code management tools such as Git, along with overseeing pull requests and code review policy changes.

Led the planning, development, and modernization of a legacy web application platform, infrastructure, and associated Android and iOS apps. Created a dynamic, user-friendly Report Builder GUI tool, enabling customers to design, query, and schedule exports independently while ensuring data segregation and access control policies. Built an entire API layer for the application to allow clients to interact programmatically with underlying data and processes, implementing OAuth 2.0 authorization and refresh token workflows. Integrated SSO PKCE login workflows for seamless single sign-on, enforcing complex authentication rules, roles, and permissions. Reverse-engineered complex multi-source reports from MySQL/Tableau into raw MongoDB multi-stage aggregate queries, allowing non-developer end users to modify queries for on-the-fly data exploration and scheduled exports. Developed an automated data logging, tracking, and auditing system for purposes such as fraud detection, data integrity, and historical records, and implemented a granular RBAC system for manager and admin alerts, access, and management.

Built the inventory and order processing infrastructure from the ground up by integrating with the Channel Advisor API, managing diverse marketplace API connections for platforms such as Amazon, Target, and eBay, and processed over twenty-eight thousand orders per day across several domestic and international markets. Maintained legacy web applications and played a key role in transitioning to a modern Laravel modularized platform, utilizing the latest ecosystem conventions, packages, hardware, and best practices.

Advanced in-house applications and developed an array of API capabilities, expanding product offerings and delivering industry-leading analytics. Headed the integration of several critical API enhancements, including Google My Business, CallRail, Grade.us, Apex Chat, Google AdWords, and MarketSharp CRM API, thereby expanding the Mystro dashboard insights and strengthening service offerings and the bottom line. Developed aesthetic, highly functional custom WordPress sites, themes, and plugins for new and existing clients. Collaborated weekly with end-users, clients, developers, vendors, and management to strategize, implement, and analyze current product capabilities, identify weaknesses, and target potential new income streams.

Enhanced and maintained financial trading and informational products used by over 80,000 users, integrating multiple web APIs, external content, and collaboration tools, focusing on seamless advertising campaigns and non-intrusive revenue generation techniques. Structured and built web interfaces, conceptual designs, and automation services, ensuring consistency, accuracy, and compliance with industry and company standards. Refactored legacy sites and functionalities by integrating new technologies and frameworks that improved back-end performance, usability, and aesthetics, continually enhancing neural networks and algorithms. Administered underlying server technologies and monitoring services, ensuring 99.97% SLA and managing virtual machine configuration, resource management, network availability, failover systems, and Linux-based tools. Created documentation, maintained forms, stylesheets, related data schemas, and fulfilled executive management reporting requirements.

Developed, implemented, and maintained several interoperating applications comprising a cloud-based SaaS healthcare patient reminder service and EHR interface. Automated, re-engineered, tested, and deployed a software platform that delivered over 4,000 appointment reminders per day via voice, SMS, and email, re-writing the original PHP source code in C# and saving the company approximately $32,000 annually. Created, updated, and maintained a library of user and technical documentation for the reminder service application, internal process standardization, interface protocols, and data statistics. Managed and monitored a provider directory of over 30,000 providers and locations, integrating Google Maps API and file processing infrastructure.