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FullStack Engineer

Summary

Build and maintain full-stack .NET applications for enterprise clients, using C#, ASP.NET Core, Azure, and Terraform in Agile sprints.

At Mindbox we connect top IT talents with technology projects for leading enterprises across Europe.

You’ll work in Agile sprints, contributing across multiple apps and shared libraries in a hands-on role. Expect to move between feature delivery and infrastructure automation, making this a true full-stack position that touches all layers of the stack.

Sounds like your kind of challenge?

What you get in return
  • Flexible cooperation model
  • Hybrid work setup – remote days available depending on the client’s arrangements - 2 days a week from the office in Kraków
  • Collaborative team culture – work alongside experienced professionals eager to share knowledge
  • Continuous development – access to training platforms and growth opportunities
  • Comprehensive benefits – including Interpolska Health Care, Multisport card, Warta Insurance, and more
  • High quality equipment – laptop and essential software provided
  • 5+ years of commercial full-stack experience with .NET (6+/9), ASP.NET Core, and C#
  • Strong EF Core and SQL (Azure SQL / MSSQL) skills (query tuning, indexing, transactions, stored procedures)
  • Hands-on Azure experience – App Service, Azure SQL, Storage Account, Key Vault, Service Bus / Functions
  • Solid Infrastructure-as-Code expertise with Terraform
  • CI/CD pipelines experience in Azure DevOps (YAML build/release, environment promotion)
  • In-depth understanding of REST API design and security (OAuth2, JWT, OIDC)
  • Automated testing (xUnit, Playwright, Jest/Vitest) and TDD practices
  • Observability and logging tools: Application Insights, Serilog
  • Good Git practices, PR reviews, and agile team collaboration
  • Fluent English (B2+) proficiency for technical collaboration
Nice to Have:
  • Production experience with React + TypeScript
  • Knowledge of Azure Data Factory, Databricks, Power BI
  • Familiarity with microfrontends / Module Federation
  • Event-driven integrations (Service Bus, Event Hubs)
  • Docker/Kubernetes (AKS), ARM/Bicep templates
  • Experience modernizing monolithic UIs (e.g., Razor, WinForms)
  • Azure Certifications (AZ-204, AZ-400) or HashiCorp Terraform Associate

Joining this project you’ll become part of Mindbox – a tech-driven company where consulting, engineering, and talent meet to build meaningful digital solutions. We’ll back you up every step of the way, accelerate your development, and ensure your skills make a difference.

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