Senior C#/.NET Developer (Cryptography) at Vital Partners · Web3Vacancy
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Senior C#/.NET Developer (Cryptography)

Office
◆ 8/10 cryptodevfintechBackend Developer
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About this role

Vital Partners is looking for a Senior C#/.NET Developer with strong cryptography knowledge. Salary ranges from 280,000 to 330,000 ₽ per month. Office position in Moscow.

Description

Vital Partners is looking for a Senior C#/.NET Developer with strong cryptography knowledge. Salary ranges from 280,000 to 330,000 ₽ per month. Office position in Moscow.

Responsibilities

Responsibilities

  • Development of services/utilities/tools in C#/.NET; integration native ↔️ .NET (interop/IPC/API)
  • Database architecture design (MS SQL Server + PostgreSQL)
  • Cross-platform development and support for Linux and Windows
  • Technical leadership: reviews, architectural decisions, technical debt elimination, reliability improvement under load
  • Design and development of modules in C/C++
Requirements

Requirements

  • At least 5 years of commercial development experience as a C#/.NET developer is mandatory!
  • At least 5 years of database experience: confident SQL + experience in database design under load (data architecture) is mandatory!
  • Experience in information security projects is a plus
  • Experience in high-load projects for at least 2 years
  • Confident level in C#/.NET (async/await, Task, cancellation, concurrent access, diagnostics)
  • Debugging and profiling practice: gdb/lldb/Visual Studio Debugger, crash analysis, leaks, performance degradation
  • MS SQL Server (Windows + Linux) and PostgreSQL: indexes, query plans, transactions, isolation levels, locks/deadlocks
  • Experience (5+ years) in development/building/diagnostics in both Linux and Windows
  • Cryptography (basic knowledge and experience): distinguish hash/encryption/MAC/signature; understand the purpose of primitives and typical application errors
Job Details
LocationOffice
AI Score★★★★★★★★☆☆ 8/10
PostedOct 5, 2026 (7d ago)
Tags & Skills
cryptodevfintechBackend Developeroffice
Tech Stack
C#.NETMS SQL ServerPostgreSQLLinuxWindowsC/C++
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