.NET Full Stack Engineer

Manulife-posted 1 day ago

Full-time • Mid Level

Hybrid • Boston, MA

5,001-10,000 employees

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We’re looking for a skilled .NET Full Stack Engineer to join our team and help build scalable, enterprise-grade digital solutions. This role offers the opportunity to work on impactful projects that directly support our mission of delivering secure, seamless, and user-centric technology experiences. You’ll contribute across the stack—from modern React front ends to robust .NET 8 backends—while collaborating in a fast-paced, agile environment. This is a chance to grow your technical expertise, influence architecture decisions, and be part of a team that values innovation and continuous improvement.

Develop and maintain responsive, high-performance web applications using React for the front end and .NET 8 for the backend.
Design and implement RESTful APIs and microservices that are scalable, secure, and aligned with enterprise architecture standards.
Leverage GitHub and GitHub Actions for version control, CI/CD automation, and code quality enforcement.
Collaborate with cross-functional teams including product managers, designers, and QA engineers to deliver end-to-end features.
Participate in code reviews, architectural discussions, and sprint planning to ensure high-quality software delivery.
Troubleshoot and resolve technical issues across the stack, ensuring system reliability and performance.
Stay current with emerging technologies and contribute to continuous improvement of development practices and tooling.

3 to 5 years of professional experience in software development within a full-stack production environment, utilizing .NET 8 and modern JavaScript frameworks such as React.
Proficiency in C#, ASP.NET Core, and Entity Framework, with a solid understanding of backend architecture and API development.
Experience building responsive, accessible, and performant front-end applications using React, TypeScript, and modern UI libraries.
Hands-on experience with GitHub, GitHub Actions, and CI/CD pipelines in a collaborative development environment.
Solid understanding of software engineering best practices including design patterns, unit testing, and secure coding principles.
Bachelor’s degree in Computer Science, Engineering, or a related technical field.
Experience with Unit/Integration testing.

API Development
Application Security
AKS development
Eventing
Cloud development in Azure
Docker

We’ll empower you to learn and grow the career you want.
We’ll recognize and support you in a flexible environment where well-being and inclusion are more than just words.
As part of our global team, we’ll support you in shaping the future you want to see.
Manulife/John Hancock offers eligible employees a wide array of customizable benefits, including health, dental, mental health, vision, short- and long-term disability, life and AD&D insurance coverage, adoption/surrogacy and wellness benefits, and employee/family assistance plans.
We also offer eligible employees various retirement savings plans (including pension/401(k) savings plans and a global share ownership plan with employer matching contributions) and financial education and counseling resources.
Our generous paid time off program in the U.S. includes up to 11 paid holidays, 3 personal days, 150 hours of vacation, and 40 hours of sick time (or more where required by law) each year, and we offer the full range of statutory leaves of absence.

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