Senior Front End Developer - Philadelphia, Pennsylvania

About FIDx

FIDx is a groundbreaking, fast-paced, industry-changing, a growing company out of Berwyn, Pennsylvania. We provide a platform that allows financial advisors to fully integrate annuities into the advisory ecosystem which will ultimately better serve their clients. FIDx is modernizing annuity distribution. We do this by providing top technology and service platform that connects the legacy tools, experience, and expertise of high-quality insurance companies to the delivery platform and the process of the advisory marketplace.

To learn more, please visit our website at

We are seeking an experienced Senior Front End Developer with a strong focus on Angular to help design, build, and maintain modern, scalable web applications. The ideal candidate will have deep expertise in Angular and front-end architecture, a strong eye for usability and performance, and experience collaborating closely with backend, product, and Dev Ops teams. A background working with .NET-based APIs and services is highly beneficial.

This role also serves as a technical leader and mentor for junior developers and contributes to front-end standards and best practices across the organization.

• Design & Architecture
• Design, architect, and evolve Angular-based front-end applications with a focus on scalability, performance, and maintainability. Define and enforce front-end architectural standards, patterns, and best practices.
• Collaborate with backend teams to design clean, efficient API integrations (REST/JSON), particularly with .NET services.
• Evaluate and recommend new front-end technologies, frameworks, and tools. Participate in UI/UX discussions to ensure technical feasibility and optimal user experience.
• Build, enhance, and maintain complex Angular applications using modern Angular features and tooling.
• Implement responsive, accessible, and high-performance user interfaces.
• Write clean, well-tested, and well-documented code.
• Troubleshoot and resolve front-end issues, performance bottlenecks, and cross-browser compatibility problems.
• Participate in code reviews to ensure quality, consistency, and adherence to standards.
• Work closely with backend engineers, product managers, and designers to deliver high-quality features.
• Collaborate with Dev Ops teams to support build, deployment, and CI/CD processes.
• Serve as a technical escalation point for complex front-end issues.
• Communicate technical concepts clearly to both technical and non-technical stakeholders.
• Implement and maintain front-end testing strategies, including unit, integration, and end-to-end testing.
• Ensure applications meet performance, security, and accessibility standards.
• Continuously improve application performance, usability, and reliability.
• Provide guidance and mentorship to junior and mid-level developers.
• Contribute to team knowledge-sharing, documentation, and continuous improvement initiatives.

• Provide backup and support for others in the group as necessary.

• Strong experience with Angular (modern versions), Type Script, HTML, and CSS.
• Solid understanding of front-end architecture, state management, and component-driven design.
• Experience integrating front-end applications with RESTful APIs; familiarity with .NET backends is a plus.
• Familiarity with Agile/Scrum development methodologies.
• Experience with version control systems (Git) and collaborative development workflows.
• Knowledge of front-end testing frameworks and tools.
• Strong problem-solving and debugging skills.
• Excellent communication, documentation, and collaboration skills.
• Ability to manage multiple priorities in a fast-paced, dynamic environment.
• Eagerness to stay current with front-end trends, tools, and best practices.

• Bachelor’s degree in Computer Science or a related field, or equivalent professional experience.
• 5+ years of professional front-end development experience.
• 3+ years of hands-on experience developing production Angular applications.
• Experience working in enterprise-scale or complex application environments.
• Prior experience collaborating with .NET-based backend systems is highly desirable.
• Strong track record of delivering high-quality, maintainable front-end solutions.

The work schedule for this position will be primarily Monday‑Friday during typical business hours; however, based on the operational needs of this rapidly growing company, some work outside of typical business hours may be required.

This job operates in an office environment. This role routinely uses standard office equipment such as computers, phones, photocopiers, filing cabinets, and fax machines.

This would require the ability to sit at a desk, frequent walking, bend or stand as necessary. Lifting and moving equipment weighing under 100 lbs is also possible.

Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties or…