Privacy-respecting analytics
Joh uses Google Analytics to understand which stories and portfolio pages are useful. Advertising storage stays off. Read the privacy notice.
Production responsibilities, open-source tools, reusable platform foundations, full-stack applications, and clearly labeled prototypes. Every entry states what exists today without inventing customer metrics or confidential outcomes.
Named responsibilities are separated from prototypes and described without confidential information.
Entries explain system boundaries, constraints, decisions, and important engineering responsibilities.
Production work, active development, and prototypes are labeled without overstating readiness or results.
Flagship production case studies
These case studies describe publicly shareable engineering scope, responsibilities, and decisions. They do not disclose private customer information or claim unverified business results.
Heroic Inbox and HeroThemes
Maintaining and improving a mature WordPress support product where email behavior, user experience, backwards compatibility, performance, and dependable releases all affect real customer operations.
Hotspotting
Engineering a maintainable membership experience across a public website, authenticated portal, subscriptions, ecommerce, integrations, and white-label requirements while preserving existing business systems.
DailyPress membership platforms
Supporting membership and wallet experiences that depend on venue systems, external gaming and point-of-sale providers, network access, notifications, and reliable operational troubleshooting.
Products, tools, and prototypes
22 projects
A multi-tenant customer support platform with shared inboxes, AI-assisted replies, workflow automation, and a separate root administration layer.
Implemented one consistent foundation for ticketing, AI drafting, email, workflows, and administration
#customer-support #helpdesk #ticketing #ai-assistant
View projectA lightweight Node.js toolkit for migrating schemas and data across MongoDB, MySQL, and PostgreSQL without introducing an ORM.
Expanded the original MongoDB script into a consistent three-database migration toolkit
#database-migration #data-portability #mongodb #mysql
View projectA Stellar testnet family safety-savings prototype that uses periodic check-ins, claimable balances, and backup beneficiaries.
Implemented the complete set-aside, check-in, lapse, claim, and backup-beneficiary lifecycle on Stellar testnet
#stellar #fintech #family-savings #ofw
View projectA browser-based turn-based deckbuilding roguelite prototype built to validate a bank-or-risk Greed mechanic before moving to a production game engine.
Removed custodial wallet, private-key, NFT, Hardhat, and blockchain runtime behavior from the active product
#deckbuilder #roguelite #card-game #turn-based
View projectA local-first Python toolkit for practical audio, image, and video processing through focused command-line tools and an optional FastAPI service.
Created working local commands for transcription, subtitles, voice cleanup, background removal, video resizing, and frame extraction
#python #audio-processing #image-processing #video-processing
View projectA human-reviewed publishing system with source attribution, structured SEO, editorial workflows, and a foundation for specialized research and distribution agents.
A public accountability platform designed to make government transactions easier to verify through receipts, records, and transparent activity trails.
A commitment-savings product concept that helps people step away from gambling through locked savings, progress-based rewards, and transparent financial behavior.
Comprehensive booking engine integrated with Travelport and Amadeus APIs for real-time flight searches, hotel reservations, and package bookings. Developed payment processing workflows, booking confirmation systems, and automated email notifications. Built with React frontend and Node.js/Express backend.