Dennis – Ruby, Ruby on Rails, Node.js

The customer was a corporate e-learning platform used by Fortune 500 companies to manage and deliver interactive training courses. The system supported course authoring, role-based user management, automated reporting, progress tracking, and API integrations with third-party systems. Focused on backend development and ensuring scalable architecture for high-volume enterprise usage.

Dennis was responsible for the following:

• built out new features to extend platform capabilities and improve user experience;
• integrated AI functionality through third-party APIs to enhance platform intelligence;
• refactored legacy code using established design patterns to improve maintainability and structure;
• optimized performance through efficient database query tuning, strategic caching, and implementation of background jobs.

A SaaS platform built for real estate agents and agencies to manage listings, automate marketing, and streamline client relationships. Designed to support digital growth, it offered integrated CRM, real-time property search with advanced filters, automated email/SMS campaigns, and performance analytics. Key features included listing syndication, lead tracking, agent performance reporting, and mobile-friendly access for on-the-go use.

Dennis' scope of contribution included the following:

• designed and implemented front-end and back-end architecture to support core platform functionality;
• developed new features based on client requirements and business needs;
• integrated third-party APIs to extend system capabilities and enable external service interactions;
• built and maintained web scrapers to automate content aggregation from external sources.

A cloud-based software platform designed for automotive dealerships to efficiently manage and market their vehicle inventories online. Built to support multiple tenants, the system enabled dealers to automate lead generation, streamline inventory management, and deliver a branded digital presence. Core capabilities included real-time vehicle search, automated customer engagement, and seamless import/export of listings and media.

Dennis contributed in the following ways:

• developed features for real-time inventory search and display across dealer websites;
• implemented inventory import/export functionality to synchronize listings across platforms;
• integrated automated lead capture and customer notification systems;
• supported custom branding and theming for dealer-specific websites;
• collaborated with stakeholders to ensure the platform met operational needs of multiple dealerships.

A secure mobile and web platform was developed for a credit union to streamline and automate the entire loan application process. The system was designed to efficiently manage high volumes of loan requests by enabling digital submissions, conducting automated eligibility checks, and supporting workflow management for application review and approval. Key features included document uploads, customer notifications, and comprehensive administrative dashboards to ensure regulatory compliance.

Dennis managed the following:

• designed and implemented front-end and back-end architecture;
• developed and delivered requested features;
• integrated applications with RESTful JSON APIs.