Hi, I’m Daniel

Versatile software engineer with over 20 years of hands-on experience spanning web applications, backend systems, infrastructure automation, and data-driven platforms. Proven track record across startups, enterprise environments, and freelance projects. I combine strong backend expertise with a curiosity-driven mindset, resulting in elegant, scalable, and secure solutions. Fan of clean code, tea, LEGO, and lifelong learning.

Core skills

  • Languages: Go, PHP (Symfony), Python, Rust, TypeScript (React)
  • Databases: PostgreSQL, MySQL, Microsoft SQL Server, Redis, CouchDB
  • DevOps: Docker, K8S/Nomad, Git, CI/CD, AWS, Azure
  • Tools: Blazor, Kusto, ElasticSearch, Hugo, Gatsby, WordPress
  • Domains: Identity & Access Management, Survey Platforms, API Design, DevSecOps, Cloud Infrastructure

Professional Experience

Software Firefighter / Freelancer

July 2008 - Present

Over the years I’ve tried a lot. I’ve worked for small startups (Kontakty, Red Systems, ShopArt), startups that got acquired (Sapho, Instart), startups backed by large corporations (HoppyGo), large companies (ACTUM Digital, CEEOR, QED GROUP), and even government organization (Czech Science Foundation). I’ve worked on a wide range of projects, from small websites to large-scale applications, and have gained experience in various technologies and frameworks.

Worked with: AWS Azure Docker ElasticSearch Go Kubernetes PHP PostgreSQL Python React Rust TypeScript

Software Engineer / Microsoft

April 2024 - June 2025

As a part of the Identity team I’ve been working on providing support to our customers with their Kusto clusters. I’ve started and participated on a project to improve access governance on Kusto clusters, which included changes like requiring periodical access renewal, or better organization and control over granted permissions. Currently I’m involved in a project which provides a high-level tooling for managing Kusto clusters.

Worked with: .NET Azure Blazor Kusto

Owner / danaketh, s.r.o.

October 2017 - Present

I’ve started my own company to offload some of my personal projects elsewhere and keep them under a single roof but still separate from my freelance work. Here I do things like building computer networks, computers, server management and also work on long-term projects which are also my hobby (mostly a sort of wikipedia about sharks).

Worked with: Docker Go JavaScript PHP PostgreSQL Python React SASS Symfony

Software Developer / MepaTEK Software, spol. s r.o.

November 2010 - January 2011

Development of the in-house CMS, managing client websites.

Worked with: JavaScript MySQL PHP

Software Developer / OneCzech s.r.o.

September 2009 - December 2009

Programming a gaming web portal for the mobile services provider.

Worked with: CouchDB JavaScript PHP

Web Developer, Server Administrator / ProGamers s.r.o.

April 2007 - July 2008

Maintaining Linux servers and developing PG24.TV website, which provided gaming streams. Functionality included archive browser, live streaming indicator, live chat, and much more.

Worked with: JavaScript Linux Microsoft SQL Server MySQL PHP

Network Engineer / Náchod.NET s.r.o.

May 2005 - September 2006

Connecting clients, monitoring the network, building new access points, providing customer care.

Worked with: Cacti Linux WhatsUp

IT Support, Web Developer / Hobra - Školník s.r.o.

October 2004 - June 2005

Providing IT support to the employees, taking care of the company IT equipment, developing company’s web projects.

Worked with: PHP Windows