FullStack Engineer

Mindbox Sp. z o.o. KRAKÓW 2026-09-22


  • 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. 



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 


,[Design and implement backend services and APIs in .NET 9, applying Clean Architecture principles, Build and maintain React + TypeScript microfrontends using a shared UI library with Module Federation, Manage MSSQL / Azure SQL schemas, write/tune T-SQL and EF Core queries, Author Terraform IaC templates (modules, state, multi-environment provisioning) for Azure resources, Implement and optimize Azure DevOps CI/CD pipelines (YAML-based), Secure APIs using OAuth2/JWT, Azure AD (Entra ID), and Key Vault for secrets management, Instrument services for observability (Application Insights, Serilog structured logs), add health checks and alerts, Read and refactor legacy .NET and T-SQL logic for incremental migration, Write automated tests: unit, integration, API, and end-to-end coverage, Troubleshoot and fix production incidents, enhancing operational stability, Actively participate in Agile ceremonies, estimate stories, review PRs, and contribute to best practices] Requirements: .NET, C#, SQL, Azure SQL, Azure, Storage, Vault, Terraform, CD, Azure DevOps, REST API, Security, Automated testing, TDD, Git, React, TypeScript, Azure Data Factory, Databricks, BI, Module Federation, Docker, Kubernetes, AKS, ARM, Bicep, WinForms, HashiCorp
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