Sr.Software Engineer/Software Engineer (.NET Developer)

SupportFinity™; Pune District; On-site; INR 800,000 - 1,200,000; Full time

Job summary

SupportFinity™ is seeking a talented Sr. Software Engineer in Pune to develop and maintain Windows-based applications, focusing on high-throughput, low-latency systems integration. The role requires strong expertise in C#, .NET Framework, and multithreading, as well as experience with SQL databases and TCP/IP sockets.

The ideal candidate will participate in Agile processes and handle production issues effectively. Join us at Williams-Sonoma's Technology Center, where innovation drives our e-commerce and customer experience solutions.

Qualifications

• Bachelor’s degree in a relevant field is required.
• Strong expertise in C#, .NET, and TCP/IP sockets.
• Multithreading and asynchronous programming skills are essential.

Responsibilities

• Design and maintain high-throughput, low-latency TCP socket server/client components.
• Develop Windows-based user interfaces and integrate with workflows.
• Participate in Agile development and troubleshoot production incidents.

Skills

C#

.NET Framework 4.8

Multithreading

Async/Await

TCP/IP Sockets

SQL

CI/CD Pipelines

Automated Testing

Education

Bachelor’s degree in Computer Science, Engineering, or equivalent

Tools

AppDynamics

Splunk

ELK

Grafana

Job description

Overview

Sr. Software Engineer / Software Engineer (.NET Developer) for Williams-Sonoma, Inc. in Pune. Role focuses on developing and maintaining Windows-based sortation and labeling applications that integrate with PKMS/WMS systems and PLCs, building high-throughput, low-latency services that process TCP socket messages, persisting data to enterprise databases, and 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.

Qualifications

• 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. Today, Williams-Sonoma, Inc. is one of the United States\' largest e-commerce retailers with some of the best-known and most beloved brands in home furnishings. Our family of brands includes Williams-Sonoma, Pottery Barn, Pottery Barn Kids, Pottery Barn Teen, West Elm, Williams-Sonoma Home, Rejuvenation, GreenRow, and Mark and Graham. We currently operate retail stores globally, and our products are available through catalogs and online worldwide.

Williams-Sonoma has established a Technology Center in Pune, India to enhance its global operations. The India Technology Center serves as a critical hub for innovation and focuses on developing cutting-edge solutions in areas such as e-commerce, supply chain optimization, and customer experience management. By integrating advanced technologies such as artificial intelligence, data analytics, and machine learning, the center plays a crucial role in accelerating Williams-Sonoma’s growth and maintaining its competitive edge in the global market.