Software Engineer (CAD API, CAD Automatoin, C, C++, PLM)

Role: Software Engineer (CAD API, CAD Automatoin, C#, C++, PLM)

Location: OMR, Chennai

Must have skills:

Minimum 4+ years of experience in software application development

Core developer proficiency in C# (.NET Framework and .NET multi-target SDK) class libraries, COM interop, async/await patterns, and NuGet package management

Hands-on experience with at least one CAD API / third-party automation SDK SolidWorks API, NX Open, Creo Pro/TOOLKIT, or Inventor API

CAD PLM Integration experience.

Understanding of COM and in-process add-in architecture how CAD connectors load into the host process, ribbon/command registration, and event lifecycle

Experience with Windows application development WinForms, WPF, or native Windows UI hosted inside a CAD add-in

Working knowledge of REST API design and consumption Web API, JSON serialisation, OAuth2 / JWT authentication against PLM endpoints

Strong analytical and problem-solving skills ability to diagnose crashes, memory leaks, and race conditions in long-running desktop processes

Expertise in performance profiling and fine-tuning CPU and memory profiling of Windows processes, identifying bottlenecks in CAD API traversal and PLM sync operations

Experience with Git and branching workflows feature branches, pull requests, and code review in Azure DevOps

Experience in Agile / Scrum methodologies sprint ceremonies, backlog grooming, and collaborative delivery with QA and application engineers .