Senior .NET Developer, E-commerce Marketplace

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Sigma Software Group

WebsiteLinkedInAll Job Openings

1001 - 5000 employees

Founded 2002

💼 Consulting

🏥 Healthcare

🚘 Automotive

Consulting • Healthcare • Automotive

Sigma Software Group is a multinational company, established in 2002, that specializes in providing high-quality software development, graphic design, testing, and support services. The company focuses on delivering solutions across various industries such as automotive, telecommunications, aviation, advertising, gaming, banking, real estate, and healthcare. Sigma Software values professional growth, offers remote work opportunities worldwide, and caters to world-renowned clients like AstraZeneca, Scania, and SAS. The company emphasizes a culture of continuous education, mentorship, and flexible work environments, making it a preferred workplace for IT specialists aiming to work on complex solutions utilizing cutting-edge technologies. Sigma Software is committed to innovative solutions and engineering the future while also contributing to social causes such as charitable work in Ukraine.

📋 Description

• Design, develop, and maintain backend solutions using .NET Framework 4.8 and C# • Own features through the full development lifecycle, from requirements analysis to production deployment • Develop clean, maintainable, scalable, and well-tested code • Support, optimize, and troubleshoot distributed messaging and service-oriented systems using MSMQ and WCF • Design and optimize SQL Server database structures, queries, indexes, and stored procedures • Implement and maintain distributed caching solutions using NCache or similar technologies • Participate in architectural discussions focused on scalability, reliability, and performance • Collaborate with developers, QA engineers, DevOps specialists, and product stakeholders • Contribute to monitoring, troubleshooting, and production issue resolution • Ensure application performance, security, and maintainability

🎯 Requirements

• 4+ years of commercial software development experience with .NET and C# • Familiarity with .NET Framework 4.8 • Strong understanding of OOP principles, system design, and software architecture • Hands-on experience with MSMQ and WCF or similar technologies • Good SQL Server knowledge, including relational database design, query optimization, indexing, and T-SQL • Experience with distributed caching solutions such as NCache or similar tools • Understanding of distributed systems and event-driven architecture principles • Experience with unit, integration, and performance testing • Familiarity with scalability, security, high availability, and performance optimization requirements • At least Upper-Intermediate English level

🏖️ Benefits

• Remote work option