Senior Software Engineer, .NET Ecosystem

ClickHouse

. Own the ClickHouse .NET client and determine its roadmap using developer feedback, issues, telemetry, and community input .

Posted 11/11/2026full-timeRemote • Germany, Poland, Portugal, France, Spain, United Kingdom, Italy, IsraelSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates deep expertise in C# and .NET, with a strong focus on data-intensive systems and library development. Capable of advocating for ClickHouse within the developer community while ensuring compliance and security in enterprise environments.

Highest-signal resume keywords

C# ExpertiseDeep .NET KnowledgeNuGet Package ManagementData Access FluencyTechnical Writing

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

C#ASP.NET CoreEF CoreADO.NETDapperMemory ManagementAsync ProgrammingProfilingBenchmarkingC++

Soft Skills

Technical AdvocacyClear CommunicationCommunity Engagement

Tools & Technologies

ClickHouseNuGetODBC DriverAI Development ToolsMicrosoft Entra ID

Industry Keywords

Data-Intensive SystemsLibrary DevelopmentEnterprise EnvironmentsSecurity ComplianceOpen-Source Contributions

Tech Stack

Tools & technologies

ASP.NETJavaJavaScriptPythonRustC++Go.NET

About the role

Key responsibilities & impact

Own the ClickHouse .NET client and determine its roadmap using developer feedback, issues, telemetry, and community input
Define success metrics such as time to first query, error clarity, and adoption by key integrations
Advocate for ClickHouse among .NET developers through conferences, meet-ups, posts, tutorials, samples, and community responses
Maintain the .NET client ecosystem, including the EF Core provider, ORM integrations, NuGet releases, and support
Review and co-maintain other language clients and participate in cross-client decisions about types, errors, and protocol features
Improve the ODBC driver for .NET and Windows users and contribute C++ code when applicable
Write proposals defining future investment and product direction
Make the client enterprise-ready through TLS and certificate handling, Microsoft Entra ID authentication, credential security, signed and reproducible packages, audit, and compliance support
Design APIs, documentation, and error messages usable by AI coding agents
Extend the AI development platform with client-maintenance workflows, consistency checks, issue triage, and release checks
Collaborate across the distributed Language Clients team

Requirements

What you’ll need

5+ years in software, much of it on data-intensive systems such as drivers, SDKs, data access, ingestion or analytics
Deep C# and .NET expertise, including memory management, async and the TPL, Span and pooling, profiling and benchmarking
Fluent in C# and productive in at least one additional client language: Python, JavaScript, Java, Go, Rust, or C++
Experience building or substantially extending a library used by other engineers
Experience shipping NuGet packages across .NET Framework and modern .NET
Fluency in .NET data access: ADO.NET, Dapper, and EF Core
Familiarity with ASP.NET Core, Aspire, and NuGet
Experience shipping a library into enterprise environments
Knowledge of security, compliance, and procurement requirements for dependencies
Experience giving talks or writing technical content, or willingness to do so
Thoughtful use of AI development tools and ability to review generated output
Clear technical writing for design docs, PRs, and RFCs
Required application location and work authorization details
Nice to have: ClickHouse or another OLAP engine; C++ and ODBC driver internals; ADO.NET or EF Core provider development; open-source contributions to .NET or data infrastructure; SDK, documentation, or error-message design for AI coding agents; protocol or wire-format work on database drivers or network clients

Benefits

Comp & perks

Flexible work environment
Employer contributions towards healthcare
Stock options for every new team member
Flexible time off in the US
Generous time-off entitlement in other countries
USD$500 home office setup allowance for remote employees
Opportunities to engage with colleagues at company-wide offsites