Based in Prague · Open for collaboration

Jakub Neumann

Full-Stack Developer

I design and ship full-stack systems — fast frontends, solid backends, real results.

projects.json

My Work

From internal platforms to public products — each project solves a real problem with modern technology.

Internal system for a crane rental company
JVS

React, Contember, Cloudflare Workers +6

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Operations platform for a tower crane rental business - handles the sales pipeline, electronic contracts, component logistics with QR scanning, transfer planning between depots, and maintenance scheduling.

Tech
ReactContemberCloudflare Workers +6 more

Status Live

Private
Internal system for psychedelic clinic
Psyon

React, Contember, Cloudflare Workers +6

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Comprehensive system handling client-side booking, email and SMS automation, invoices, digital signatures, product management, consiliums, and intelligent planning with conflict detection for appointments, holidays, and rooms.

Tech
ReactContemberCloudflare Workers +6 more

Status Live

Private
Podcast management & streaming platform
Vlny

Tanstack Start, Contember, Cloudflare Workers +3

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Full-featured podcast platform with admin panel for content management, public-facing website for streaming video podcasts, RSS feed generation, and integrated payment system using GoPay.

Tech
Tanstack StartContemberCloudflare Workers +3 more

Status Live

Visit Vlny project

Approach

I care about performance, reliability, and clean architecture. No shortcuts, no bloat.

AI is part of my workflow — but I drive the decisions. I adopt what works and move on from what doesn't.

$ whoami
> full-stack dev
> ai-assisted, human-led
> new tech enthusiast
$

contact.md

Contact

Based in Prague. Let's talk about your next project.

Email
neumann@neumie.dev

LinkedIn
linkedin.com/in/jakub-neumann0

GitHub
github.com/neumie

tech-stack.json

Tech Stack

The tools I trust to build fast, reliable software — from frontend to infrastructure.

Core Stack
- TypeScript
- React
- Tailwind
- Node.js
Also Experienced With
- Contember
- Hono
- Solid.js
- TanStack
- Cloudflare
- ...and more
Integrations
- SmartEmailing
- Fakturoid
- Digisign
- GoPay

get-in-touch.md

Got a project in mind?
I'm taking on new freelance work and collaborations.