Senior C# Developer: Explorers/Identity Resilience

Veeam is the Data and AI Trust Company specializing in data resilience and security posture management, focusing on the convergence of identity, data, security, and AI risk. The company protects over 550,000 customers worldwide and is headquartered in Seattle with offices in more than 30 countries.

• 5+ years of commercial C# product development with deep understanding of .NET, data structures, and algorithms
• Experience designing service APIs such as REST and gRPC with attention to backward compatibility
• Strong skills in async programming and multithreading including cancellation and session lifecycle management for long-running operations
• Expertise in one or more of: Windows Server and Active Directory administration or internals; or database recovery mechanisms for SQL Server, Oracle, or PostgreSQL
• Ability to work comfortably within a large existing codebase, including reading unfamiliar code and safe refactoring
• Proficient English for daily work in an international team

• Design and implement recovery flows end-to-end, including REST and gRPC contracts, server-side orchestration, and agent execution on target machines
• Build PowerShell cmdlets with parameter validation and a coherent object model
• Design pre-flight validation across REST, server, and agent layers to prevent bad restores
• Work closely with systems like SQL Server, Oracle, PostgreSQL internals or Active Directory components such as domain controller promotion, SYSVOL and NTDS, DNS, Kerberos, and replication
• Manage long-running distributed sessions including agent deployment, keep-alive, cleanup on failure and timeout, and cancellation
• Own and maintain an integration test suite
• Refactor a long-lived mature codebase safely while improving existing functionality

Applicants must be permanently located in Poland to be considered. Remote work is possible only if the employee is located in Poland. Veeam is an equal opportunity employer and collects personal data for recruiting purposes with consent as per its Recruiting Privacy Notice.