10/28/2026 updated
100 % available
Senior .NET Developer / Lead Developer
Olomouc, Czech Republic
Only remote
Bc., Information Technology – Univerzita Palackého v Olomouci (2001–2008)About me
I'm an experienced full-stack developer focused on web application design and development. Technologies I work with: .NET, C#, Blazor, SQL Server, EF Core, Docker, and Azure. Recently I initiated and shipped a multi-tenant SaaS product end-to-end, and previously led releases for Xeelo, and TOM
Azure DevOpsC Sharp (Programming Language)Entity FrameworkPostgreSQLTransact-SQLTypeScript.NET CoreBlazorGitAngularJS
.NET, C# and Blazor Development
Extensive experience building modular monoliths and full-stack web applications on modern .NET and C# with Blazor, including Clean Architecture, Entity Framework Core, and SQL Server.
Cloud Architecture and Azure Deployment
Ownership of cloud deployments to Azure using Container Apps, Azure SQL, Redis, and Blob Storage, managed via Infrastructure as Code with Bicep.
Frontend Development with Angular and TypeScript
Development of frontend solutions using Angular and TypeScript, including cooperation with UX to deliver meaningful and production-ready layouts.
PostgreSQL and SQL Server
Proficient use of both PostgreSQL and SQL Server in production environments, covering service orders, inventory, invoicing, and fiscal integrations.
Docker and Containerization
Use of Docker for containerized application deployment as part of cloud-native and distributed product architectures.
Release Planning and Management
Responsibility for planning and owning releases of new software versions, including reporting release status to management and coordinating cross-functional teams.
Application Design and Clean Architecture
Design of scalable application architectures following Clean Architecture principles, ensuring maintainability and separation of concerns.
Git Version Control
Use of Git for source code management and collaboration in distributed development teams.
Team Leadership and Hiring
Leadership of small backend developer teams, participation in hiring interviews for BE and FE developers and testers, and membership in leadership groups.
Extensive experience building modular monoliths and full-stack web applications on modern .NET and C# with Blazor, including Clean Architecture, Entity Framework Core, and SQL Server.
Cloud Architecture and Azure Deployment
Ownership of cloud deployments to Azure using Container Apps, Azure SQL, Redis, and Blob Storage, managed via Infrastructure as Code with Bicep.
Frontend Development with Angular and TypeScript
Development of frontend solutions using Angular and TypeScript, including cooperation with UX to deliver meaningful and production-ready layouts.
PostgreSQL and SQL Server
Proficient use of both PostgreSQL and SQL Server in production environments, covering service orders, inventory, invoicing, and fiscal integrations.
Docker and Containerization
Use of Docker for containerized application deployment as part of cloud-native and distributed product architectures.
Release Planning and Management
Responsibility for planning and owning releases of new software versions, including reporting release status to management and coordinating cross-functional teams.
Application Design and Clean Architecture
Design of scalable application architectures following Clean Architecture principles, ensuring maintainability and separation of concerns.
Git Version Control
Use of Git for source code management and collaboration in distributed development teams.
Team Leadership and Hiring
Leadership of small backend developer teams, participation in hiring interviews for BE and FE developers and testers, and membership in leadership groups.
Experience
Professional experience10+ years
Freelancer since2004
Languages
GermanBasic knowledgeEnglishFluentSpanishBasic knowledge
Project history
Initiated and delivered a multi-tenant vehicle-workshop SaaS (AllRide Service) from scratch using AI-assisted development. Designed architecture, backlog, and Azure production rollout end-to-end. Built a modular monolith on modern .NET/C# and Blazor with Clean Architecture, EF Core, and SQL Server covering service orders, inventory, invoicing, payments, and Czech fiscal integrations (EET 2.0). Owned cloud deployment to Azure via Infrastructure as Code (Bicep). Drove product and technical decisions with stakeholders.
Developed features for a modern construction accounting SaaS used by general contractors, including job costing, WIP reporting, and AP workflows. Provided tech direction for the .NET/C# backend in a distributed product team. Partnered with product and stakeholders to turn accounting domain requirements into reliable, production-ready software.
Participation in development and design of new features for low-code integration platform Integray (.NET, PostgreSQL). Responsibility for release of new versions and reporting release status to management. Participation in hiring interviews for BE and FE developers and testers. Part of a leadership group, management of small team of BE developers.