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
Robust 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 team-oriented delivery with QA and application engineers

📌 Software Engineer Cad Api, Cad Automatoin, C#, C++, Plm Chennai
🏢 Essig PLM
📍 Chennai