What are the responsibilities and job description for the Sr. Fullstack .Net Developer (Not accepting H1B OPT/CPT) position at MAES Solutions?
About the job
***This role is NOT open to C2C. The position is FTE only and is unable to consider sponsorship now or in the future***
Job Title: Sr. Fullstack .Net Developer
Location: Jersey City, NJ
Accepting Visa: Green Card, US Citizen, EAD and L2S (Strictly not accepting H1B, OPT/CPT)
Job Summary
- We are seeking a senior, full-stack engineer who thrives on owning complex systems from end to end. This role is well-suited for someone who can balance system modernization with operational stability while delivering meaningful impact across the organization.
- As a key member of the engineering team, this individual will collaborate closely with cross-functional agile teams to design and deliver software solutions that support daily business operations. The role involves bringing product vision to life across a mix of on-premises and cloud-based architectures.
- A huge plus would be someone using more recent tools like Azure, Docker, Kubernetes, etc...
Primary Responsibilities
- Design, develop, and support scalable .NET applications spanning web, API, and background processing components
- Enhance and modernize existing platforms while ensuring the reliability of critical production systems
- Collaborate with Solution Architects to implement established architectural patterns and technical standards
- Act as a contributor to the technical backlog, partnering with the team to identify, prioritize, and address technical debt
- Proactively identify opportunities for improvement and translate them into actionable user stories
- Develop and maintain CI/CD pipelines, automated testing frameworks, and deployment workflows
- Work closely with product owners and engineering teams to deliver solutions for high-priority business needs
- Monitor system performance and reliability through logs, metrics, and dashboards
- Produce and maintain clear documentation covering system design, architecture decisions, and development practices
- Participate in user acceptance testing, production deployments, and on-call support rotations
- Stay up to date with emerging technologies and best practices, sharing knowledge across the team
Education Requirements
- High School Diploma or equivalent required
- Bachelor’s degree in Computer Science or a related field preferred (or equivalent hands-on experience)
Required Experience, Skills & Knowledge
- 5–8 years of progressive software engineering experience, including development of .NET applications using C# (.NET 6 , Windows Services, WinForms)
- 3–5 years of experience building modern web applications using TypeScript (Vue.js preferred)
- 3–5 years of experience designing, developing, and maintaining SQL Server databases
- Prior experience within Financial Services environments is a plus
- Strong expertise in building RESTful APIs using C# (including Swagger and OData)
- Solid understanding of object-oriented programming principles and design patterns
- Experience working with containerized environments (Docker, Kubernetes, Helm)
- Familiarity with Agile development methodologies and team collaboration practices
- Experience developing solutions within a major public cloud platform (Azure preferred)
- Exposure to reporting and analytics tools such as Power BI, Tableau, or Informer
- Experience supporting or integrating with legacy systems (e.g., SOAP, Classic ASP, legacy ASP.NET)
- Working knowledge of architectural frameworks and principles such as SOLID, GoF, and Clean Architecture