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Patrik Duch

Software Architect / Senior Software Engineer
Smart Contracts Software Backend Developer Full Stack Developer CTO Contractor

Freelance Software Architect with primary focus on Distributed Systems and passion to learn something new.

For the past two years I was designing solutions for small and medium scale systems.


  • AWS, GCP, MS Azure
  • K8s, Docker
  • Java, SpringBoot, JavaScript, TypeScript, Node.js, PHP, .NET, AspnetCore
  • Kafka, RabbitMQ
  • React.js, Angular

Work Experience

ASP.NET & MSQL Developer
Compromis s.r.o May 2016 - Jul 2017

Replan ASPNET MVC 4 project (modification of existing web application)

Planning web application that had some minor bugs on which i worked on. This was my first

larger project, that used ORM (Entity framework), MVC pattern (ASPNET MVC) and so much


Invoice system implemented via WPF (greenfield project).

Analysis, design, implementation and delivery was up to me. WPF application was able to

authenticate and authorizate specified users based on current role. Verified users were able to

filter invoices based on provided search criteria. Filtered results had a option to generate PDF

documents from fetched data via Crystal report plugin.

Application SW Engineer
Ness Czech s.r.o Jun 2017 - Dec 2018

FE architecture design (React-Redux) for new SpringBoot project

• maintenance and development of new functionality for existing systems (mostly banking


• lecturing trending technologies: „React-Redux“, „Advanced JS (ES6, ES7)

Java EE,  SpringBoot, MariaDb, ReactJs, Redux

E-commerce Developer
Programia s.r.o Jun 2018 - Nov 2019

Performance tweaks of B2C platform („Astratex“, „Spokojený pes“, „Fitness4U“)

• WCF service for generating new reports from „“

• integration of new modules

• automated testing (unit and integration tests)

ASP.NET,  MSQL, Webforms,  WCF,  .NetCore 2.1

E-commerce Developer
NetDirect s.r.o Oct 2020 - Nov 2021

• maitenance, development, testing and deployment of platform

• xml feeds (IS Pohoda)

• implementation and maintenance of Scheduler service for XML distribution

• integration of new modules

• automated testing (unit and integration tests)

ASP.NET,  MSQL,  AngularJS,  TFS,  IIS,  Entity framework, ReactJs,  Windows Server, XPath,  T-SQL,  RabbitMQ,  REST API,  Automated testing,  CSS,  SASS,  XML

Freelancer Software Architect
Patrik Duch Apr 2020 -

  • Architectural design of green field projects
  • Deployment setup for PPF Bank
  • Design Microservices systems (JAVA, .NET, Nodejs, TypeScript, JavaScript, K8s, Docker, Cloud systems)
  • Design Software Architecture for DWH (Kafka, SpringBoot, Postgres)


Bachelor degree - Informatics
Computer Science - University of Ostrava Sep 2017 - Aug 2020

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Accepted Payment Methods

ADA, Other Cryptocurrencies (BTC, ETH, DOT, ...)