Websites and web services
Landing pages, business websites, customer portals and internal tools.
- Responsive interface
- Integrations and forms
- Server deployment
Independent product development
I build websites, mobile apps and backend systems — from the idea and interface to launch and ongoing support.
What I build
Commission a specific part or the complete development cycle.
Landing pages, business websites, customer portals and internal tools.
Practical Android and cross-platform apps for businesses and everyday users.
APIs, databases, automation, integrations and a reliable server environment.
I'll understand your goals, propose a solution, build the interface and take the product through to launch.
Start a conversation →How we work together

Goals, users, constraints and the expected outcome.

Structure, interface, technology and the development plan.

I share progress regularly and gather your feedback.

Testing, release, server setup and support.
Have a project in mind?
Tell me briefly what you need. I'll reply by email and suggest the next step.
nikolay@4u-games.ru ↗Products and projects

A calendar of upcoming Orthodox Christian holidays, public holidays and personal dates. It highlights the day's main event and helps you remember what matters.

A browser-based 3D lab: inspect textures, adjust the camera, lighting and HDRI, view model statistics and export scene settings as JSON. Model files are not uploaded to a server.
View project →
Store cards in one app: barcode or QR code photos, logos and notes, plus a bright screen at checkout. Cards are saved on your phone, with archive-based transfer of selected cards.
View project →
A family of privacy-focused browsers: a desktop version and two Android variants.
View project →
Five local servers for browser control, search, web pages, SSH and files.
View project →Monitor network connections for selected processes, with reports by IP address and port.
View project →
An open smart home system with a voice server, infrared and radio control.
View project →
Balance, internet payments, plans, payment history and CLN news in a mobile subscriber account.
Open project →Bulk creation of customer invoices, sales documents or universal transfer documents (UPD), and VAT invoices in 1C. Document automation and export for electronic document interchange (EDI), accounting for contracts, items, VAT rates and amounts, and custom service descriptions.