Lead C# .NET Developer (Windows Services & Desktop UI)

Williams-Sonoma, Inc.; Pune District; On-site; INR 600,000 - 1,200,000; Full time

Job summary

A premier specialty retailer is seeking a C# .NET Developer to develop and maintain Windows-based applications. This role involves designing high-throughput messaging systems, developing desktop UIs using WPF, and integrating with various technologies for seamless operations. Ideal candidates will have a Bachelor's in Computer Science or Engineering, with strong skills in C#, .NET, and TCP/IP sockets. Join us to enhance e-commerce solutions in a dynamic team in Pune, India.

Qualifications

• Strong expertise in C#, .NET Framework 4.8, and multithreading.
• Experience with CI/CD pipelines and automated testing.
• Knowledge of ZPL label workflows and performance tuning.

Responsibilities

• Design and maintain TCP socket server components.
• Develop desktop user interfaces using WPF.
• Troubleshoot and resolve production incidents.

Skills

C#

.NET Framework 4.8

Multithreading

Async/Await

TCP/IP sockets

SQL

Experience with CI/CD

Education

Bachelor’s degree in Computer Science or Engineering

Tools

AppDynamics

Splunk

ELK

Grafana

Job description

C# .NET Developer (Windows Services & Desktop UI)

The C# .NET Developer will be responsible for developing and maintaining Windows-based sortation and labeling applications that integrate with PKMS/WMS systems and PLCs. The role involves building high-throughput, low-latency services that process TCP socket messages, persist data to enterprise databases, and coordinate downstream services, along with developing desktop user interfaces and Windows service-based workflows.

Responsibilities

• Design and maintain TCP socket server and client components for high-throughput, low-latency messaging.
• Implement multithreading and asynchronous programming to ensure performance and responsiveness.
• Develop desktop user interfaces using WPF and integrate with Windows Service hosts for end-to-end workflows.
• Integrate with PLCs and serial ports, ensuring robust error handling, retry logic, and consistent system state.
• Work with relational databases including SQL Server, Oracle, and DB2 for data persistence.
• Participate in Agile development processes and adhere to IT change management practices.
• Troubleshoot and resolve production incidents in a timely manner.

Criteria

• Bachelor’s degree in Computer Science, Engineering, or equivalent practical experience.
• Strong expertise in C#, .NET Framework 4.8, multithreading, async/await, and TCP/IP sockets.
• Experience with message parsing, protocols, and high-volume event processing.
• Experience with SQL data access patterns across multiple database platforms.
• Knowledge of ZPL label workflows, logging, diagnostics, and performance tuning.
• Experience with CI/CD pipelines, automated testing, and monitoring tools such as AppDynamics, Splunk, ELK, and Grafana.

About Us

Founded in 1956, Williams‑Sonoma, Inc. is the premier specialty retailer of high-quality products for the kitchen and home in the United States. It is one of the largest e‑commerce retailers in the US and manages brands such as Williams‑Sonoma, Pottery Barn, West Elm and others. Williams‑Sonoma has established a Technology Center in Pune, India to enhance its global operations. The India Technology Center focuses on developing cutting‑edge solutions in e‑commerce, supply‑chain optimization, and customer experience management, integrating advanced technologies like AI, data analytics, and machine learning. The India office is based in Gurugram, India and is sourcing premium home‑furnishing products.

We are looking to onboard talented people and create successful professional journeys.