Selected works

Engineering
system infrastructure.

Technical implementations across full-stack environments, focusing on distributed systems, AI integration, and production reliability.

database

Live product Personal build

AI Trip Planner

Turns a short brief into a structured itinerary with live research, controlled generation steps, and practical export paths.

Nuxt 4LangGraphTypeScriptTavily

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Live product

AI Fitness Coach

payments

A single-user coaching app designed around helpful fitness support, local-first persistence, and explicit scope limits.

Nuxt 3Vue 3TypeScriptlocalStorage

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Professional delivery Client product work

AI-Enabled Mobile Product Work

Built backend and integration layers for AI-assisted mobile products, including secure auth flows, subscription billing, webhook handling, and real-time messaging support.

check_circle NestJS and PostgreSQL services behind mobile features and account flows.
check_circle Stripe subscriptions, webhook logic, and paywall behavior for production billing.
check_circle Real-time messaging and synchronization patterns for active user sessions.

NestJSPostgreSQLAWSStripeWebSockets

Selected details kept high level due to client work.

forum

Enterprise systems

ERP Core and Dispatch Modules

Built and improved ERP and service-management features, including SQL-heavy workflows and location-aware dispatch logic.

.NET CoreBlazorMSSQLGoogle Maps

location_on

Realtime and delivery

Messaging and Product Infrastructure

Worked across message persistence, account systems, rollout support, and the operational details that make product features reliable after launch.