Full-stack Engineer (C#/Angular)

About this role

Location: Hybrid in Boston, Massachusetts, with 3 days per week required on-site. Commitment: Full-time (40/hr per week) Duration: 6-12 months, with potential extension Contract type: 1099 independent contractor. Please note that visa sponsorship is NOT available for this engagement. About the Opportunity We are looking for an experienced Full-Stack Developer (C#/Angular) to support the continued development of an enterprise IoT platform for a leading climate solutions and transportation technology company. This is a hands-on development role requiring strong experience across the full technology stack, with a particular emphasis on front-end development using Angular. The current technology environment includes C#, Angular, SQL Server, and Azure. The team is also adopting modern AI-assisted development workflows, including AI coding tools, AI agents, and agentic orchestration technologies. Requirements Responsibilities Build, enhance, and maintain features across an enterprise IoT platform. Take significant ownership of front-end development using Angular or AngularJS. Develop reliable and scalable back-end functionality using C#/.Net Work with SQL Server and Azure-based services. Write production-quality code supported by automated unit and functional testing. Apply software architecture patterns, engineering standards, and development best practices. Collaborate with product, architecture, and engineering stakeholders. Contribute to AI-assisted software development workflows, preferably using Cursor. Support secondary platform components using ReactJS, TypeScript, Node.js, and PostgreSQL or similar technologies. Participate in the development of AI agents, agentic orchestration solutions, and MCP Server capabilities. Required Qualifications At least of 4 years of relevant professional experience. Strong hands-on experience with C# and .NET development. Extensive front-end development experience. Strong experience with Angular or AngularJS. Experience working with SQL Server. Experience developing and deploying solutions using Microsoft Azure. Hands-on experience writing automated unit and functional tests. Experience applying software architecture patterns and engineering best practices. Ability to contribute effectively across both front-end and back-end systems. Preferred Qualifications Experience developing or extending IoT platforms. Experience with AI-assisted development tools, particularly Cursor. Experience developing AI agents. Knowledge of production-level agentic orchestration or MCP Server development. Experience with ReactJS. Experience with TypeScript and Node.js. Experience with AWS. Experience with PostgreSQL or similar relational databases. Engagement Highlights Long-term, full-time engagement with a leading enterprise client. Work on a modern IoT platform supporting climate and transportation solutions. Exposure to AI-assisted coding, AI agents, and agentic orchestration systems. Potential for engagement extension beyond the initial contract term. Work Arrangement This is a hybrid opportunity for professionals located near Boston, Massachusetts. Interested candidates are encouraged to apply with an updated resume highlighting their experience with C#, Angular, SQL Server, Azure, automated testing, and full-stack application development.