Car-wash arcade gameThree.jsTypeScript
Rinse Rush
Take over Grandpa Gus’s car wash: rinse, foam and polish dirty cars, clean interiors, hire a crew and grow the business while taking on rival chains.
Play Rinse Rush →
Senior Frontend Engineer · 8+ yearsI build fast, maintainable web products and browser games.
React and Next.js products, iGaming and sports-data platforms, and WebGPU games like Brickyard — designed, built and tested end to end.
~/metin — zsh
❯ whoami
metin jakupi — senior frontend engineer
❯ cat stack.txt
react · next.js · typescript · node · three.js · webgpu · rust/wasm
❯ ls ~/shipped
toccado/ kitchform/ brickyard/ rinse-rush/ kebap-haus/ micro-24/ hotel-desaret/ activitea/ svg2icon/
❯ uptime
8+ years shipping web software
❯
StackReactNext.jsTypeScriptNode.jsthree.jsWebGPURustWebAssemblyShopify
8+
years shipping web software
4
browser games & 3D apps live
9
public products, sites and tools
60 fps
WebGPU games, WebGL 2 fallback
// featured
Games and interactive 3D
Playable from a link, on any laptop or phone.
Browser gameWebGPURust → WASM
Brickyard
A brick-building game in the browser. Buy a set from the catalog, open the box, and build it step by step from its instruction booklet — then watch it move into your town.
- 9.6 KB
- Rust → WebAssembly brick engine
- 60 fps
- WebGPU, with a WebGL 2 fallback
- 17 / 17
- sets built end-to-end by an automated playtest
- 0
- audio files — every click is synthesised
First-person gameThree.jsWebGPU
Kebap Haus
Run a 1:1 döner kebap shop on a Berlin corner: take orders, slice the spit, build every order by hand through the lunch and dinner rush, then lock up.
Open the shop →
Interactive 3DThree.jsWebGPU
Micro/24
A 27 m² apartment that rebuilds itself around the rhythm of a day — workspace, kitchen, entertaining space and bedroom — with a timeline you can scrub.
Open the apartment →
// work
Selected work
Client sites, apps and developer tools.
macOS developer toolNode.jsSQLite
Keywatch
A Mac app for tracking App Store keyword rankings, comparing competitors, and measuring the impact of app releases. Rank history stays on your Mac.
Explore Keywatch →
Free macOS appSwiftSwiftUI
Toccado
A free Mac app that gives every keystroke a satisfying sound, with 25 profiles spanning mechanical switches, Keychron, and a classic typewriter.
Explore Toccado →
Kitchen design appJavaScriptThree.js
Kitchform
A browser-based kitchen planner with synchronized 3D views, floor plans, and wall elevations for designing rooms, arranging cabinets, and exploring finishes.
Explore Kitchform →
Hospitality websiteWebsite implementation
Hotel Desaret
A public-facing website for Hotel Desaret, built around property presentation and visitor information.
Visit website →
Shopify ecommerceShopifyecommerce UX
Faith Connexion
Shopify work for Faith Connexion's official online boutique, supporting a fashion ecommerce storefront.
Visit shop →
iOS appMobile product delivery
Activitea Coffee
A public App Store release for Activitea Coffee, extending the brand experience into a customer-facing mobile app.
View on App Store →
Developer toolNext.js
SVG2Icon
A focused conversion tool that turns SVG assets into Iconify-compatible icons for faster implementation work.
Open tool →
Developer utilityNext.jsVercel
CSS Formatter
A browser-based formatter for cleaning up CSS into readable, maintainable output.
Open formatter →
Open-source packageVue.jsJavaScript
Vue Marquee Package
A reusable marquee component for Vue applications with configurable behavior and a developer-friendly API.
View on npm →
Private product work
iGaming Software
Private software work for iGaming environments with player-facing flows, operational tooling, and sports-data integrations.
Private iGaming work
Sportsbook & Feed Integrations
Maintaining sportsbook platforms and .NET 8 services, integrating ExeFeed and Sportradar data to keep live events, odds, and betting markets up to date.
Private product work
Dentistry Software
A private practice-management system for patient records, appointments, and billing workflows.
Expertise
Products.
Platforms.
Interactive experiences.
I build software for the web, mobile and desktop — from the first prototype to the next release.
Discuss a projectWeb & native applications
Customer apps, internal tools and desktop software. Clear interfaces backed by maintainable architecture.
Websites & commerce
Brand websites and Shopify storefronts, with care for product discovery, checkout and performance.
Platforms & integrations
Sportsbook platforms, live data feeds and business workflows. Reliable updates across connected systems.
// experience
Eight years of shipping web software
2026 - Present
Software Engineer · Septor
Building scalable web applications and leading frontend delivery with a focus on reliable UI architecture, maintainable systems, and polished user experiences.
2024 - 2026
Software Engineer · Hoyo Tech
Built scalable web applications and led frontend delivery with a focus on reliable UI architecture, maintainable systems, and polished user experiences.
2016 - 2024
Lead Software Engineer · Eagle IT Solutions
Grew from junior developer to lead engineer while shipping full-stack products, mentoring developers, and shaping architecture decisions across client and internal systems.
2019
Fullstack Developer · Zappter
Worked on a drag-and-drop application using PHP and jQuery, building interactive product workflows and strengthening practical UI implementation skills.
$ ./contact --start-project
Have a product or a game to build? Let's talk.
Open to freelance frontend and browser-game projects — from a first prototype to a full launch.