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Consumer Credit & Financial Wellness Platform

The current flagship of the arc. A consumer-focused system providing individuals with secure, no-cost access to their credit reports, credit scores, and identity monitoring tools, built as part of one of the nation's major credit bureaus. The platform is engineered for scale and reliability, supporting millions of users across web and mobile channels as they track and improve their financial health. The ecosystem also includes Smart Money, a digital banking extension offering checking and savings accounts, pre-approved credit cards, and personalized loan options, further empowering consumers to manage their financial well-being. The Tier-1 essential service inside this ecosystem is where the cost-design discipline running through every chapter converges - 50 ms p99, tens of billions of records monthly, 5+ years of zero production defects, and roughly 5% of a licensed replacement's cost per year.

  • Python
  • React
  • AWS
  • Linux
  • C#
  • TypeScript
  • Go
  • MySQL
  • PHP
  • REST

Enterprise Email Marketing Platform

The earliest flagship. A large-scale email marketing system built for enterprise brands to deliver highly targeted campaigns at massive volume. Designed as a B2B platform, it powered customer engagement for major global companies such as Yahoo!, Starbucks, Walgreens, SiriusXM, and Carnival through personalized, data-driven messaging. Engineered for reliability and throughput, the architecture supported billions of emails per day with advanced segmentation, tracking, and reporting capabilities, giving marketing teams the flexibility to orchestrate campaigns and measure performance across diverse audiences. The Pinnacle Award that appears on the Timeline was earned here - where the structural-design instinct met planet-scale traffic for the first time. Everything after is measured against this ceiling.

  • Python
  • Linux
  • Oracle
  • C#
  • TypeScript
  • Perl
  • REST

Yahoo! Tickets

An integration at scale. A scalable ticketing platform enabling sellers to publish live event inventory - sports, concerts, and theater - directly across Yahoo!'s high-traffic ecosystem. Built on a SOAP Web Services architecture, the system supported flexible integrations and sustained millions of user sessions, delivering reliable performance under heavy load while powering event discovery and purchasing for a global audience. The full-stack vision first formed at RazorGator found its public-scale test here - one team owning the call on both sides of the wire.

  • C#
  • TypeScript
  • SQL Server
  • PHP
  • REST
  • XML

GigaOm Publishing Platform

Independent work in productized media. A pioneering tech media system powering GigaOm's multi-channel coverage of startups, emerging technologies, and industry trends. Built as a custom WordPress plugin, the platform supported scalable content delivery, flexible editorial workflows, and high reader engagement across millions of monthly visitors. The committed-partner testimonial from Esteban Chavez on the Stories page was earned across independent work like this and the other retail and logistics entries below, not inside a single employer.

  • PHP
  • TypeScript
  • MySQL
  • REST

RazorGator Ticket Marketplace

The first role in transactional commerce. An online marketplace for reselling tickets to sports, theater, and concert events, along with curated travel packages for major games. Built to support both B2B and B2C commerce models, the platform handled high-volume search, purchasing flows, and partner integrations. Its diverse technology stack enabled transactional reliability, operational flexibility, and scale across multiple business lines. The depth-versus-breadth lesson that later anchored the About philosophy was first pressured here - when the stack is that diverse, the same person has to see all of it.

  • C#
  • TypeScript
  • SQL Server
  • MySQL
  • ASP.NET
  • REST
  • XML

Rainbow Guitars E-Commerce Platform

An independent study in brand-as-architecture. A digital storefront extending a 33-year music retailer's reach to global customers. Built to showcase detailed product information, diverse inventory, and a rich browsing experience, the platform connected musicians worldwide to the shop's passion for instruments and sound. Each independent work retail entry in this catalog taught the same lesson in a different skin: the system serves the brand, not the other way around.

  • C#
  • TypeScript
  • SQL Server
  • ASP.NET
  • REST

Fortini Home Artisan Retail Platform

Work in aesthetic restraint. A lifestyle-driven commerce experience highlighting handcrafted goods and artisan craftsmanship. Designed to reflect the brand's values and aesthetic, the platform delivered rich visual storytelling and a premium shopping experience for customers seeking authentic, curated products. It's also one of the four catalog entries no longer live today - which is itself a quiet truth of this body of work: businesses change, but the rigor that built them stays (see Stories for the partners who were there).

  • C#
  • TypeScript
  • SQL Server
  • ASP.NET
  • REST

Exhibit Transport Logistics Platform

Work in operational geometry. A global logistics system built for the trade show industry, supporting exhibitors, exhibit houses, and event organizers. Designed for international shipping workflows, operational visibility, and seamless coordination, the platform helped clients manage complex logistics and deliver standout event experiences worldwide. The shape of the problem - many moving parts, tight coordination - is a recurring pattern in this body of work and a direct antecedent of the event-driven architectures on the Resume.

  • PHP
  • TypeScript
  • MySQL

S&M Bikes Commerce Platform

Work in brand-driven commerce. A brand-driven e-commerce system showcasing high-performance BMX products. Built to reflect the company's bold identity, the platform highlighted rugged bikes designed for real-world demand while supporting robust product management and customer engagement. The point holds up: these systems had to take hard use and keep running, the same durability bar I later applied to Tier-1 essential services.

  • PHP
  • TypeScript
  • MySQL

Clipper Corp Service Solutions Platform

Work in service-as-system. A service-oriented system enabling Clipper Corp to deliver tailored solutions that increase revenue and reduce operational costs. Built for flexibility and client engagement, the platform supported scalable service delivery and strengthened the company's ability to innovate for a global audience. The succinct version of the cost-design discipline running through every page of this site: build the thing that increases revenue and reduces cost, then keep it running for years.

  • PHP
  • TypeScript
  • MySQL

Real-Time GPS Asset Tracking Platform

Real-time systems work. A wireless asset-management system built to provide continuous, real-time tracking of vehicles and high-value equipment. Designed with GPS-based monitoring, internet-enabled telemetry, and a robust backend and user interface layer, the platform delivered reliable location intelligence, alerts, and operational visibility. Its architecture established the groundwork for future advancements in connected mobility and large-scale fleet tracking solutions. The telemetry discipline learned here is exactly what let me later take a Tier-1 service with frequent production issues to month-long stability within a month (see Resume). Read this entry as the seed of that later work.

  • C#
  • TypeScript
  • SQL Server
  • ASP.NET
  • REST

AnchorBlue E-Commerce Platform

Work in youthful reach. A digital commerce system launching the online presence of a national youth-focused clothing retailer. Built for product discovery, merchandising, and seamless purchasing, the platform extended the brand's reach beyond physical stores and supported a modern retail experience. No longer live today, but the work - like every entry in this catalog - is verifiable through the partners on the Stories page.

  • PHP
  • TypeScript
  • MySQL
  • REST

WheelBuilder Custom Wheel Platform

Work in precision. A precision-driven product system showcasing WheelBuilder's commitment to high-quality wheel craftsmanship. Built to support custom configuration, meticulous parts selection, and global ordering, the platform connected riders worldwide with performance they could trust. Precision, here, was not a slogan - it is the same discipline that later held a Tier-1 service at 50 ms p99 for 5+ years with zero defects.

  • PHP
  • TypeScript
  • MySQL
  • REST

Pacifica Services Engineering Platform

Work in service architecture. A dynamic services platform extending a respected engineering and management firm into a modern digital marketplace. Built for consistent, responsive client engagement, the system supported scalable operations and evolving industry demands while reinforcing long-term client trust. Trusted by a colleague whose testimonial sits on the Stories page - the human shape of the rigor this whole catalog demanded.

  • PHP
  • TypeScript
  • MySQL
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