Principal Full Stack Engineer (Angular Focused)

Fidelity • Merrimack, NH

10d • Onsite

About The Position

Fidelity Labs, an in-house new business incubator, is seeking a Principal Full Stack Engineer for an early-stage SaaS platform targeting the Charitable sector. This role involves working within the development team, in collaboration with product teams, to build and scale a modern SaaS solution. The Software Engineering team at Fidelity Labs delivers next-generation software application enhancements and new products using advanced technologies and methodologies. As a Principal Full Stack Engineer, you will be instrumental in building new application experiences and business capabilities for a new business initiative, driving technical decisions, and ensuring the delivery of scalable, maintainable solutions in close partnership with Engineering and Product teams.

Requirements

• 6-10 years of professional software engineering experience, with a proven track record of delivering complex applications.
• 3-5 years of technical leadership experience.
• Deep, full-stack experience in Angular, JavaScript, HTML, CSS, Java Spring Boot, JPA, AWS, and databases systems.
• Strong understanding of modular architecture, component sharing, and scalable design principles.
• Experience building and integrating RESTful APIs and working with cloud-native technologies.
• High degree of autonomy and ownership; able to drive projects forward with minimal oversight.
• Excellent communication and collaboration skills, with the ability to influence and align stakeholders.

Nice To Haves

• Experience with micro-frontends, Storybook JS, and API management tools.
• Prior work in a startup or incubator environment, building products from the ground up.

Responsibilities

• Design and implement modular, reusable front-end components in Angular, enabling sharing across multiple product teams.
• Provide subject matter expertise for implementation patterns, application architecture, testing, and best practices for the Angular application.
• Serve as focal point for debugging Angular application issues and performance concerns.
• Champion best practices in modular application design, including micro-frontends, shared libraries, and integration patterns.
• Collaborate with product, UX, and engineering teams to translate business requirements into technical solutions.
• Ensure Angular application meets accessibility requirements and integrate with associated tooling.

Benefits

• Fidelity Labs offers a dynamic workplace that combines the best parts of startup life—building from scratch, adapting quickly, and moon-shot ambition—with the scale and stability of an industry leader.

What This Job Offers

• Job Type: Full-time
• Career Level: Principal
• Education Level: No Education Listed