Senior .NET Developer with Architecture & Full Stack Experience - to 165k at Phaxis in Lexington, Massachusetts

Posted in Other about 15 hours ago.

Type: full-time





Job Description:

Salary is 145k to 165k

Hybrid position

We are looking for a Senior .NET Developer with proven experience in system architecture, design, and development. In this role, you will collaborate closely with cross-functional teams, lead software design and development efforts, and guide the team through complex technical challenges. You will be responsible for building scalable and high-performance applications while ensuring best practices and maintaining code quality.

Key Responsibilities:
  • Software Architecture & Design: Lead the design and architecture of complex, enterprise-level applications using .NET technologies, ensuring scalability, performance, and security.
  • Full Stack Development: Develop, implement, and maintain full-stack solutions with technologies such as .NET, C#, Node.js, Angular, and SQL Server.
  • Cloud Integration: Leverage cloud platforms like Azure or AWS to build scalable, cost-effective solutions, integrating cloud-based services and managing deployments.
  • Team Leadership & Mentoring: Provide guidance and mentorship to junior and mid-level developers, ensuring best practices in coding, testing, and design.
  • Code Reviews & Quality Assurance: Lead code reviews and ensure that the codebase is optimized for performance, readability, and maintainability.
  • Collaboration: Work closely with product managers, UX/UI designers, and other stakeholders to understand requirements and deliver high-quality, user-centric solutions.
  • Continuous Improvement: Stay up-to-date with the latest industry trends, tools, and technologies, advocating for improvements in architecture, processes, and tools.
  • Deployment & Maintenance: Support deployment activities and ensure the ongoing maintenance and performance tuning of applications.

Required Skills & Qualifications:
  • Proven experience as a Senior .NET Developer or Software Architect, with at least 5 years of hands-on experience in full-stack development.
  • Expertise in .NET (C#) and related frameworks, including ASP.NET, MVC, and Web API.
  • Strong proficiency in Node.js for server-side development and building RESTful APIs.
  • Solid front-end development experience with Angular (or similar frameworks) to build dynamic web applications.
  • Advanced knowledge of SQL Server including writing optimized queries, stored procedures, and performance tuning.
  • Familiarity with cloud platforms such as Azure or AWS, including services like compute, storage, networking, and security.
  • Solid understanding of software design patterns, microservices architecture, and containerization (Docker, Kubernetes).
  • Experience with source control tools (e.g., Git, TFS) and CI/CD pipelines.
  • Ability to understand complex requirements and translate them into scalable, high-performance solutions.
  • Strong problem-solving skills and attention to detail.

Preferred Qualifications:
  • Experience with front-end libraries such as React or Vue.js.
  • Familiarity with DevOps practices and infrastructure-as-code tools (e.g., Terraform, ARM templates).
  • Exposure to agile methodologies (Scrum, Kanban).

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