Position: Lead Back-End (C#) Developer
Company: Kozak Group
Experience required: 5y
English level: upper

We are looking for a Lead Back-End (C#) Developer with Experience in creating integrations with CRMs or Voice Platforms such as Connect, Avaya, and Twilio, and the ability to discuss these cases.

**English: Upper Intermediate.**

**Responsibilities**
- Translate application storyboards and use cases into functional applications
- Design, build, and maintain efficient, reusable, and reliable C# code
- Ensure the best possible performance, quality, and responsiveness of applications
- Identify bottlenecks and bugs, and devise solutions to these problems
- Help maintain code quality, organization, and automatization

**Skills**
- Proficient in C#, with a good knowledge of its ecosystems
- Familiarity with the .NET framework
- Strong understanding of object-oriented programming
- Skill for writing reusable C# libraries
- Familiar with various design and architectural patterns
- Knowledge of concurrency patterns in C#
- Experience with popular web application frameworks, such as Nancy
- Familiarity with Windows Presentation Framework 
- Knack for writing clean, readable C# code
- Understanding fundamental design principles behind a scalable application
- Creating database schemas that represent and support business processes
- Basic understanding of Common Language Runtime (CLR), its limitations, weaknesses, and workarounds
- Implementing automated testing platforms and unit tests
- Familiarity with continuous integration