Systemart, LLC · 7 hours ago
Lead Dotnet Developer
Systemart, LLC is looking for a skilled .NET Lead to oversee the design, development, and implementation of enterprise-grade web applications. The ideal candidate will have strong hands-on experience with the Microsoft .NET stack, leadership qualities to mentor a team of developers, and the ability to collaborate with stakeholders across projects.
Responsibilities
Lead end-to-end development of scalable web applications using .NET Core / .NET 6+, C#, and ASP.NET MVC
Manage and mentor a team of developers, providing technical guidance, code reviews, and performance feedback
Collaborate with cross-functional teams — including QA, UI/UX, DevOps, and Product Owners — to ensure timely delivery of high-quality software
Design and implement APIs, microservices, and RESTful web services
Work closely with architects to define technical solutions and application architecture
Analyze requirements, prepare technical documentation, and estimate development timelines
Ensure adherence to coding standards, security best practices, and software development life cycle (SDLC) processes
Participate in sprint planning, daily stand-ups, and release management activities
Troubleshoot and resolve complex technical issues across development and production environments
Stay updated with emerging technologies and suggest improvements for performance, scalability, and maintainability
Qualification
Required
Must be able to online coding test interview (By sharing live screen)
Must be able to perform SQL queries, exception handling, and dependency injection despite claiming senior-level experience
Must have Lead the team in past (3-4 or more)
Strong hands-on experience with the Microsoft .NET stack
Lead end-to-end development of scalable web applications using .NET Core / .NET 6+, C#, and ASP.NET MVC
Manage and mentor a team of developers, providing technical guidance, code reviews, and performance feedback
Collaborate with cross-functional teams — including QA, UI/UX, DevOps, and Product Owners — to ensure timely delivery of high-quality software
Design and implement APIs, microservices, and RESTful web services
Work closely with architects to define technical solutions and application architecture
Analyze requirements, prepare technical documentation, and estimate development timelines
Ensure adherence to coding standards, security best practices, and software development life cycle (SDLC) processes
Participate in sprint planning, daily stand-ups, and release management activities
Troubleshoot and resolve complex technical issues across development and production environments
Stay updated with emerging technologies and suggest improvements for performance, scalability, and maintainability
Strong proficiency in C#, ASP.NET Core / MVC, Web API, and Entity Framework / LINQ
Experience with SQL Server (T-SQL, Stored Procedures, Triggers, Query Optimization)
Excellent analytical, problem-solving, and communication skills
Proven experience in leading and motivating technical teams
Preferred
Exposure to frontend technologies such as JavaScript, jQuery, React, or Angular
Hands-on experience with Azure / AWS Cloud, CI/CD pipelines, and DevOps practices preferred
Experience with Agile / Scrum methodologies and project management tools (e.g., JIRA, Azure DevOps)
Familiarity with version control systems such as Git / TFS
Company
Systemart, LLC
For over 15 years we have been providing staffing services to customers nationwide. We are a certified MBE company based out of New Jersey.
H1B Sponsorship
Systemart, LLC has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (2)
2023 (1)
2021 (3)
2020 (3)
Funding
Current Stage
Growth StageCompany data provided by crunchbase