● Available for ~10h/week (long-term)

Backend Developer &
System Architect

I work on developing backend systems and data pipelines. I've been writing software for more than 10 years.

10+
Years Experience

Technologies & Tools

From system architecture to production deployment — here's what I work with.

Go PHP Rust Python JavaScript TypeScript MySQL / MariaDB ElasticSearch Redis Docker Kubernetes gRPC REST API Microservices System Design Linux Git CI/CD Scraping Data Pipelines

Projects & Products

Real-world systems I've designed, built, and scaled.

Price Intelligence Engine

Cenoskop / Levnobot ↗

Crawler monitoring millions of products. Processing 30M products daily and comparing them.

Data Aggregation Scraping ElasticSearch
US Price Intelligence

Niftycent ↗

Price intelligence engine for the US market. Processing large-scale product data.

Data Aggregation Scraping Big Data
Traffic Analysis

Analyticsforweb ↗

Custom solution for collecting and evaluating traffic metrics with emphasis on processing speed and minimizing backend load.

Performance Optimization Data Collection
Secure Communication

Paidshield ↗

Chat application with end-to-end encryption.

End-to-End Encryption Real-time Communication Security
DNS Security

Synopsee ↗

A Cleaner, Safer Internet. Take control of your DNS. Block ads, trackers, and malicious sites with customizable profiles.

DNS Security Privacy
Disk Usage Analyzer

spacestat ↗

Rust-based TUI disk usage analyzer.

Rust TUI System Utility
Job & Services Marketplace

facha.sk ↗

Find a job or offer your services.

Job Marketplace Services Go

Who I Am

In person: Prague, Brno, Bratislava. Remote possible. I prefer long-term cooperation. Trustworthy and direct.

Let's Build Something Together

I'm open to new projects and collaborations. Reach out and let's talk.