Full stack developer Jobs in Quincy, MA

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.

Position Responsibilities

• 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.

Required Qualifications

• 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.

Preferred Qualifications

• 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.

The role being advertised is an existing vacancy.

About Manulife and John Hancock

Manulife Financial Corporation is a leading international financial services provider, helping people make their decisions easier and lives better. To learn more about us, visit .

Manulife is an Equal Opportunity Employer

At Manulife/John Hancock, we embrace our diversity. We strive to attract, develop and retain a workforce that is as diverse as the customers we serve and to foster an inclusive work environment that embraces the strength of cultures and individuals. We are committed to fair recruitment, retention, advancement and compensation, and we administer all of our practices and programs without discrimination on the basis of race, ancestry, place of origin, colour, ethnic origin, citizenship, religion or religious beliefs, creed, sex (including pregnancy and pregnancy-related conditions), sexual orientation, genetic characteristics, veteran status, gender identity, gender expression, age, marital status, family status, disability, or any other ground protected by applicable law.

It is our priority to remove barriers to provide equal access to employment. A Human Resources representative will work with applicants who request a reasonable accommodation during the application process. All information shared during the accommodation request process will be stored and used in a manner that is consistent with applicable laws and Manulife/John Hancock policies. To request a reasonable accommodation in the application process, contact .

Referenced Salary Location

Boston, Massachusetts

Working Arrangement

Hybrid

Salary range is expected to be between

$90,160.00 USD - $167,440.00 USD

Employees also have the opportunity to participate in incentive programs and earn incentive compensation tied to business and individual performance. The actual salary will vary depending on local market conditions, geography and relevant job-related factors such as knowledge, skills, qualifications, experience, and education/training. If you are applying for this role outside of the primary location, please contact for the salary range for your location.

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.

We use data and analytics technologies, such as artificial intelligence (AI), and automated processing tools, to analyze and process the information you provide to us or third parties in the application process. For more information, please refer to our .

I I I I

Company: John Hancock Life Insurance Company (U.S.A.)