Mike Fritzsche

Senior full stack product developer building polished web interfaces, mobile apps, and launch-ready systems.

I work across product UI, React Native and Expo app development, APIs, and database-backed product systems to turn ideas into something real enough to ship, review, support, and improve.

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Current Focus

Building product surfaces that connect web, mobile, and backend delivery.

The current work spans app launch pages, review support, frontend structure, mobile app workflows, API integration, and data-backed systems for products that need to move from concept to public presence quickly.

20+ Years building for the web

Full Stack Frontend, APIs, and databases

Mobile React Native and Expo work

Strengths

The work spans interface craft, backend coordination, and shipping discipline.

Product UI Systems

Designing durable interfaces that stay coherent as features, data complexity, and team demands expand.

Full Stack Delivery

Connecting frontend product work to APIs, databases, and production-ready application structure that can actually ship.

Web And Mobile Apps

Shipping browser-based products and mobile app experiences with React Native, Expo, and practical launch support.

Selected Work

A few of the products currently taking shape.

App Store Review macOS

SpeakerPulse

Keeps external speakers and monitors awake by sending brief low-level audio pulses at configurable intervals.

Pulse interval and signal tuning
Compact monitoring mode
Support page live

Open Project

Live Marketing Site Web / Mobile

AstroRoutes

Field recording, route playback, ops dashboards, seat governance, and deployment-ready infrastructure for route-based teams.

Offline-first field app
Ops dashboard and seat governance
Realtime sync and route zones

Open Project

In Development Web / Mobile

Time to Prepare

Organize home emergency supplies, build practical plans, and stay ready with Time to Prepare.

Supply tracking
Emergency plans
Helpful reminders

Open Project