Workspace369
Productivity suite for service businesses — quoting, scheduling, invoicing, payments, expense tracking, analytics, custom themes. Shipped on iOS, MacOS, and web. workspace369.com ↗
Résumé
Simon Dziak
simon.dziak@gmail.com · szymon@app369.com · (561) 606-8479 · app369.com ← back ·
Professional experience
App369 — Full-Stack Developer & Founder
Jan 2020 — Present- Designed and shipped end-to-end products across iOS, Android, MacOS, and the web — 150+ apps delivered.
- Broad stack: Flutter, NodeJS, Dart, TypeScript, JavaScript, Firebase, Google Cloud, Twilio, Stripe, TailwindCSS, React / React Native, Vue 3, Nuxt 3, Next.js.
- Team leadership, system architecture, product-launch planning for service-business founders and enterprise clients.
Apps & software projects
Template369
Customizable Flutter boilerplate for SaaS, AI tools, and web apps — auth, Stripe, RevenueCat, Firebase, Cloud Functions. Accelerates time-to-market. template369.com ↗
BILSTEIN USA
Private inventory-management applications on iOS and web, supporting in-field procurement and purchasing decisions.
Artificial Grass Masters Mobile App
Flutter + Firebase mapping tool that draws polygons on satellite / street-view imagery and calculates landscape-panel dimensions. Cloud Functions plumb form submissions into Google Sheets. iOS + Android.
Website projects
- Shop369 Shopify e-commerce for branded merchandise. my.shop369.com ↗
- SALT. Fine Jewelry Handcrafted jewelry e-commerce, curated catalog. saltfinejewelry.com ↗
- Gavalina Framed art at accessible price points — Shopify. gavalina.com ↗
- Wellspring Meds Health & wellness e-commerce with secure payments. wellspringmeds.com ↗
- Witaminsklep Polish health-products storefront on Shopify with custom Liquid themes. witaminsklep.pl ↗
- Data Cables Direct Specialist cable accessories e-commerce. datacablesdirect.com ↗
- Urban Bikes Direct Urban-bicycle storefront with custom Shopify solutions. urbanbikesdirect.com ↗
Education
University of Florida
BA, Computer Science — Gainesville, FL
Santa Fe College
Associates, Computer Science — Gainesville, FL · Honors Program
Key skills
Languages & frameworks
Flutter · Dart · NodeJS · TypeScript · JavaScript · Python 3 · Vue 3 / Nuxt · Next.js · React · React Native · Vite · TailwindCSS
APIs & platforms
Firebase · Google Cloud · Stripe · Twilio · SendGrid · ChatGPT API · Claude API
Leadership & delivery
Scrum Master · team leadership · system architecture · growth hacking · product-launch planning
Design & media
Adobe Photoshop · Final Cut Pro · Adobe Premiere · SEO optimization
Languages
Polish (native) · English (native)
At a glance
About this résumé
- How many apps has Simon Dziak shipped?
- Over 150 apps delivered end-to-end across iOS, Android, MacOS, and the web since 2018. Clients include BILSTEIN USA, Chicago Pneumatic, Artificial Grass Masters, SALT. Fine Jewelry, Gavalina, and many service-business founders.
- What is Simon Dziak’s education?
- BA in Computer Science from the University of Florida (2020–2021, Gainesville, FL) after an Associates in Computer Science from Santa Fe College (2018–2020, Honors Program). Full-time at App369 since January 2020.
- Does Simon Dziak take on freelance or contract work?
- Yes. App369 takes on a small number of client engagements at a time — mostly Flutter and full-stack product builds for service-business founders and enterprise clients. Email szymon@app369.com with a short brief to start a conversation.
- What are Simon Dziak’s current focus areas?
- Claude Code agents for the Flutter SDLC, iOS 26 Liquid Glass adaptive UI in Flutter, and generative engine optimization (GEO) — how AI search rewrites SEO. Writing regularly at app369.com and here under /writing.