Full Stack Technical Lead (.NET​/React

Why Great Gray?

At Great Gray Group, we strive to set the bar for the retirement services industry. Our goal is to deliver advanced retirement solutions that combine our core fiduciary services with robust investment options, innovative technology, and dedicated client service. We focus on making choices clearer, transitions smoother, and the client experience more delightful. Complacency isn't in our vocabulary. Every day, we look for opportunities to better serve our clients, be an excellent business partner, and earn the trust of those who rely on us.

Great Gray is looking to add a Full Stack Technical Lead (.NET/React) on our Technology team. As a hands‑on leader with solid experience in building web applications backed by a compiled language (ex. .NET Core, Java), you will guide an agile development team, influence architectural decisions and champion best practices in software development, driving innovation and delivering high‑impact features for our industry‑leading retirement platform.

If you believe in Dev Ops principles, value continuous delivery, and understand that quality is a shared responsibility you will do well here. Our team members are expected to take full ownership of our products as well as embrace efficiency and continuous improvement. We are not looking for a few rock stars, but rather very strong team players that wish to collaborate to create fantastic software.

This is an exciting opportunity to grow alongside Great Gray as we expand, integrate, and build cutting‑edge solutions for the retirement services industry. Your ability to mentor, solve complex technical challenges, and drive results will multiply the effectiveness of your team and shape the future of our technology.

This position will work from our Boston, MA office. Great Gray currently supports a hybrid work model with 4 days onsite, and 1 day remote.

Visa sponsorship or transfer of an existing visa is not available for this position. Applicants must be authorized to work directly for any employer in the United States without visa sponsorship or transfer.

• Architect, design, and implement scalable, cost‑effective cloud solutions in a microservices environment.
• Lead and mentor a team of engineers, driving technical excellence through guidance and best practices.
• Champion continuous improvement by optimizing processes, ensuring quality standards, and enhancing system performance.
• Conduct code reviews to uphold security, maintainability, and performance standards.
• Collaborate with leadership to align technical decisions with business goals and deliver outstanding customer value.
• Maintain and monitor business‑critical platforms, proactively troubleshooting issues to ensure seamless operation.
• Complete other related duties as assigned.

• Exhibits our Great Gray values:
  Growth Mindset, Disciplined Curiosity, Grit, Results Ownership, Collaboration.
• 7+ years of software development experience, with 5+ years of expertise in a compiled language (ex. .NET Core, Java).
• Deep knowledge of RESTful APIs, microservices architecture, and event‑driven systems.
• Strong proficiency in SQL Server, Postgre
  
  SQL, or MySQL.
• Experience with front‑end technologies like Angular, React, or Next.js.

• Strong collaboration skills, fostering an environment of shared learning and innovation.
• Ability to articulate and implement best practices, design patterns, and software architecture.
• A growth mindset with an eagerness to learn new technologies and adapt to evolving challenges.
• A problem‑solving mindset and the ability to lead technical discussions.
• A passion for best practices, design patterns, and driving excellence in development.
• The ability to balance multiple priorities while maintaining high‑quality outcomes.
• Ability to thrive in a fast‑paced, dynamic environment and manage multiple priorities effectively.
• Comfortable navigating ambiguity.
• Entrepreneurial mindset to bring best‑practice ideas to the team.
• Hands‑on experience with Azure and designing scalable, cost‑effective cloud solutions.

Our current tech stack is a blend of existing and next‑gen…