Senior C# Developer - Identity Resilience

Veeam is the Data and AI Trust Company, specializing in helping organizations ensure their data and AI are fully understood, secured, and resilient to enable the acceleration of safe AI at scale. As the market leader in both data resilience and data security posture management, Veeam is built for the convergence of identity, data, security, and AI risk. Headquartered in Seattle with offices in more than 30 countries, Veeam protects over 550,000 customers worldwide, who trust Veeam to keep their businesses running. Join us as we go fearlessly forward together, growing, learning, and making a real impact for some of the world’s biggest brands. About The Role We're looking for a Senior C# Developer to join our team, which focuses on two main areas: Veeam Explorers - granular recovery for SQL Server, Oracle, PostgreSQL, Exchange and SharePoint - where we expose browse and restore through REST and gRPC so they can be driven from the Web UI, PowerShell and automation. Active Directory Forest Recovery as part of Identity Resilience, which rebuilds an entire AD forest onto clean machines after a domain-wide outage or ransomware attack. Both are the same kind of system: a server orchestrating a remote agent over a versioned contract, running operations that take hours and must survive failure at any step. What You'll Do Design and implement recovery flows end-to-end — REST and gRPC contracts, server-side orchestration, and the agent that executes on the target machineBuild PowerShell cmdlets as a first-class product surface, with parameter validation and a coherent object modelDesign pre-flight validation that catches a bad restore before it starts, across REST, server and agent layersWork close to what you're recovering: SQL Server, Oracle and PostgreSQL internals, or Active Directory — domain controller promotion, SYSVOL and NTDS, DNS, Kerberos, replicationManage long-running distributed sessions: agent deployment, keep-alive, cleanup on failure and timeout, and cancellationOwn your integration test suite and keep it greenRefactor a long-lived codebase as you go — this is a mature product, and improving what's there is part of the job Technologies We Work With: C#, .NET, REST, gRPC / Protobuf, PowerShell, multithreading and async, Windows Server and Active Directory, Linux, MS SQL / PostgreSQL / Oracle, VMware and Hyper-V, Git, TFS, Visual Studio, Rider What You'll Bring 5+ years of commercial C# product development, with a deep understanding of .NET, data structures and algorithmsExperience designing service APIs — REST, gRPC or similar — where consumers are external and backward compatibility mattersStrong async and multithreading: cancellation, session lifecycle, hours-long operationsDepth in at least one of: Windows Server and Active Directory administration or internals, or database recovery mechanics for SQL Server, Oracle or PostgreSQLComfort in a large existing codebase: reading unfamiliar code, refactoring safelyEnglish for daily work in an international teamNice to have: PowerShell module development, Protobuf, Linux, hypervisor APIs What You'll Get 25 vacation days, 4 sick days, 21 paid medical leave days, plus 4 extra global VeeaMe Days for self-care and 24 paid volunteer hours annually through Veeam CaresPremium private medical insurance for employees and dependentsDaily meal vouchers for restaurants and groceries (180 CZK per working day)Flexible cafeteria platform with thousands of lifestyle benefit optionsMultisport Card for gym and wellness, with family add-on optionsAnnual public transport reimbursement up to a set limitCorporate mobile plan with optional family tariffOpportunities to learn and grow through on-demand libraries (LinkedIn Learning, O’Reilly), mentoring, workshops and learning events like our annual Global Day of Learning Please note: If the applicant is permanently present outside of the Czech Republic, Veeam reserves the right to refuse to consider the application for a job. A remote job is only possible in case the employee is located in the Czech Republic. Veeam Software is an equal opportunity employer and does not tolerate discrimination in any form on the basis of race, color, religion, gender, age, national origin, citizenship, disability, veteran status or any other classification protected by federal, state or local law. All your information will be kept confidential. Personal data collected during the recruitment process will be processed in accordance with our Recruiting Privacy Notice, which explains how your information is collected, used, and handled in connection with hiring activities. By applying for this position, you consent to this processing. By submitting your application, you confirm that the information provided, including any supporting documents, is complete and accurate to the best of your knowledge. Any misrepresentation, omission, or falsification may result in disqualification from consideration or, if discovered after employment begins, termination of employment.