Senior Dotnet Developer

5 days ago


Chicago, Illinois, United States Matlen Silver Full time

We are seeking a highly skilled Senior .NET Developer with extensive experience in PL/SQL Oracle stored procedures. The ideal candidate is committed to strong design principles, embraces automated testing, and thrives in a fast-paced development environment. A background in cybersecurity and vulnerability mitigation (e.g., SQL injection, code injection) is essential.

Key Responsibilities:

  • Develop complex software components independently using C# in the .NET ecosystem.
  • Convert large amounts of legacy Java, C++, and PL/SQL code to C# WebAPI 2 REST services.
  • Work extensively on large-scale PL/SQL stored procedures in Oracle 11g/12c.
  • Leverage expertise in WebAPI 2.0 REST for developing scalable services.
  • Perform minor modifications and enhancements in C++ and VB6 as needed.
  • Collaborate with architects and development leads to ensure optimal code architecture and design.
  • Write SOLID, testable code with a focus on maintainability and scalability.
  • Develop automated unit and integration tests to ensure comprehensive code coverage.
  • Run explain plans and optimize database queries for better performance.
  • Conduct manual unit testing when automated solutions are not available.
  • Analyze and convert legacy VB6 and C++ code to .NET technologies.
  • Participate in code reviews, ensuring high-quality output before user acceptance testing.
  • Actively engage in Agile ceremonies and contribute to the iterative development process.

Technical Skills Required:

  • Languages/Frameworks: C#, PL/SQL (Oracle stored procedures), WebAPI 2.0 REST services, Entity Framework, LINQ.
  • Legacy Systems: C++, VB6, and Java (for conversion projects).
  • Cybersecurity: Experience in fixing vulnerabilities such as SQL injection and code injection.
  • Development Practices: SOLID principles, Test-Driven Development (TDD), automated testing.
  • Tools/Technologies: Splunk, JIRA.
  • Preferred: WPF, WinForms, IOC Containers, MOQ Frameworks, IBM MQ.

Experience & Qualifications:

  • 8+ years of .NET development experience.
  • 3+ years of experience in Agile methodologies (Scaled Agile certification is a plus).
  • Proficient in working with large-scale enterprise systems and delivering complex projects.
  • Strong verbal and written communication skills, with experience working in virtual teams.
  • Ability to manage multiple deliverables, meet tight deadlines, and adapt to changing priorities.


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