QEMDEV

Building Digital Flames Igniting Your Brand With Code!

Based in Heilbronn, I build stunning, blazing-fast websites (90+ Lighthouse scores) for German innovators and Swiss precision-seekers—intuitive, tailored, and conversion-driven.

What I Stand For

+ Design + Development + Engineering

+ Design + Development + Engineering

+ Design + Development + Engineering

+ Design + Development + Engineering

+ Design + Development + Engineering

+ Design + Development + Engineering

+ Design + Development + Engineering

+ Design + Development + Engineering

+ Design + Development + Engineering

// Services

Services to Conquer Your Digital Battleground

Full-Stack Development

Heilbronn-crafted Next.js solutions hosted globally via Vercel. Guaranteed 90+ Lighthouse scores & GDPR-ready architecture for Swiss SMEs. Convert visitors 30% faster.

CMS & E-Commerce

Headless CMS (Contentful/TinaCMS) + Stripe/Shopify. Swiss payment gateways (TWINT/PostFinance) integrated in 1-2 weeks. Hosted on Vercel’s global edge network.

UI/UX Design

Your platform, your rules: Modern headless CMS (Contentful/TinaCMS) or user-friendly builders (Webflow/Squarespace). E-commerce-ready with Stripe/Shopify integration. No tech lock-in – always exportable.

Growth & Optimization

Performance first. SEO-optimized builds scoring over 90 Lighthouse. GDPR-compliant analytics setup. Speed monitoring with Vercel Insights. Conversion-focused structures.

Why Work With Me?

  • đź’»Hand-coded by a solo developer
  • 🔥One-man combustion chamber of ideas
  • ⚡Direct access to the brain behind the build
  • 🔧No agencies – just my tools and your vision

Wanna know more?

Development
2024
Dragos, UX Designer

SZN Capital® Platform

David as JokerSZN, CEO SZN Capital®

Transformed financial platform vision into a Next.js powerhouse. Mentored designer in web-first principles while achieving 98/100 Lighthouse score and 40% faster load times than competitors.

Next.js 14TypeScriptVercelFigma
"QEM helped our designer level up while delivering exceptional quality!"
SaaS
2024
Design ↔ Development Synergy

SaaS Platform JRNL.system 823

Dragos, Founder

Co-created minimalist SaaS platform featuring role-based dashboards and real-time analytics. Bridged design-dev gap through interactive prototype sync and weekly alignment sessions.

Next 14TypescriptFramer-MotionTailwindFigma
"Shipped our MVP in 3 weeks with perfect design-code alignment!"
Forge digital experiences that burn brighter than the competition. Each Website crafted with the precision of Nichirin steel, slicing through technical debt and mediocrity.

Choose Your Plan

Building digital flames to ignite your brand — pick a package that fits your needs.

Fast Launch

Essential CMS website for quick online presence

Spark

10-14 days delivery
  • Up to 5 pages
  • Webflow/Squarespace setup
  • Mobile-optimized design
  • Basic SEO optimization
  • Vercel hosting + SSL
  • 1 hour training session
  • 2 design revisions
  • 1-week support
  • Google Analytics setup
  • WebflowSquarespaceWixShopfiyWordPressSEOVercel

Topseller

Custom Next.js solutions for growing businesses

Flame

2-4 weeks delivery
  • Custom Next.js/TypeScript
  • Tailwind design system
  • Headless CMS integration
  • Blog/API endpoints
  • Performance optimization
  • 3 revisions
  • 2-week support
  • Advanced analytics
  • Mobile-optimized design
  • CI/CD pipeline
  • Next.jsTypeScriptContentfulTailwind

Complex web apps & ongoing collaboration

Inferno

4+ weeks delivery
  • Full-stack Next.js application
  • Custom backend
  • Premium headless CMS setup
  • E-commerce integration
  • Custom animations (Framer)
  • Priority support
  • SEO strategy session
  • Monthly maintenance plans
  • Unlimited revisions
  • Mobile-responsive
  • Auth + Database
  • Next.jsSupabaseTinaCMSStripe

DRAGOS X QEMDEV

Rengoku Glass Mobile

GO BEYOND YOUR LIMITS

"No matter how weak or unworthy you feel, keep your heart burning, grit your teeth and move forward! If you just curl up in a ball and hide, time will pass you by. It won't stop for you while you wallow in grief."

- Rengoku Kyojuro

QEMDEV.COM

"I am very happy with the results of the website! The design was implemented exactly as I wanted, the work was quick and reliable, and even after completion I continue to receive great support of Qem. Clear Recommendation!"

Avatar for David as JokerSZN - Engineer - Trader - CEO, SZN Capital

David as JokerSZN

Engineer - Trader - CEO, SZN Capital

FAQs

Here are some of the most common questions I receive from my clients