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Principal Front End Developer

AT Fidelity Investments
Fidelity Investments

Principal Front End Developer

Westlake, TX

Job Description:

Position Description:

Designs and develops Web applications using Web technologies including HTML, CSS, TypeScript, JavaScript and JavaScript frameworks (Angular or React), using Web components including RxJs, NgRx, supported by RESTful Web services. Adhering to development standards using tooling (ESLint, Webpack, Grunt, and Gulp) and Integrated Developer Environments (IDEs) (Visual Studio Code). Develops unit tests using test frameworks - Mocha, Jasmine, and Jest. Develops end to end tests using Cypress and Puppeteer. Designs and consumes RESTful Application Programs Interfaces (APIs) to deliver experiences using Apollo GraphQL and Node JS. Integrates new modularized applications with new Web experiences using Angular micro frontends and module federations. Monitors production health using Splunk Dashboard and Alerts.

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Primary Responsibilities:

  • Collaborates with architecture, security, and UXD to build architecturally compliant applications while integrating shared reusable libraries.


  • Guides the development of stable, robust, and resilient applications using tools and frameworks.


  • Coordinates quarterly upgrades to NX mono repositories.


  • Designs and implements Web applications.


  • Provides on-call production support on a rotation basis.


  • Build features with accessibility compliant features.


  • Participates in requirement gathering and assists in sizing estimate epics of work.


  • Provides technical guidance to new team members.


  • Reviews pull requests to ensure quality code is delivered.


  • Monitors pipeline and build status.

Education and Experience:

Bachelor's degree (or foreign education equivalent) in Computer Science, Engineering, Information Technology, Information Systems, Mathematics, Physics, or a closely related field and five (5) years of experience as a Principal Front End Developer (or closely related occupation) developing adaptive, personalized digital applications using front end and middle-tier technologies in an e-commerce platform or financial services environment.

Or, alternatively, Master's degree (or foreign education equivalent) in Computer Science, Engineering, Information Technology, Information Systems, Mathematics, Physics, or a closely related field and three (3) years of experience as a Principal Front End Developer (or closely related occupation) developing adaptive, personalized digital applications using front end and middle-tier technologies in an e-commerce platform or financial services environment.

Skills and Knowledge:

Candidate must also possess:

  • Demonstrated Expertise ("DE") developing modular and component-based Web applications (front end and middle tier) using Angular, React, and Node; performing unit testing using Jest, Jasmine, Karma, and Mocha; performing end to end testing using Cypress; and handling states using Redux and NgRx


  • DE analyzing and refining technical requirements using Jira; partnering with enterprise architecture on Web application solutions with technical diagrams; and implementing typed applications in a reusable manner, using Visual Studio Code.


  • DE developing Web applications that are fully adaptive, fully accessible, and meet factor needs (Desktop, Tablet, and Phone), using Chrome emulator.


  • DE developing performant Web applications that scale to meet TPS requirements using Chrome profiler; and providing all aspects of production support using Splunk and conducting life cycle application upgrades.

#PE1M2

Certifications:

Company Overview

Fidelity Investments is a privately held company with a mission to strengthen the financial well-being of our clients. We help people invest and plan for their future. We assist companies and non-profit organizations in delivering benefits to their employees. And we provide institutions and independent advisors with investment and technology solutions to help invest their own clients' money.

Join Us

At Fidelity, you'll find endless opportunities to build a meaningful career that positively impacts peoples' lives, including yours. You can take advantage of flexible benefits that support you through every stage of your career, empowering you to thrive at work and at home. Honored with a Glassdoor Employees' Choice Award, we have been recognized by our employees as a top 10 Best Place to Work in 2024. And you don't need a finance background to succeed at Fidelity-we offer a range of opportunities for learning so you can build the career you've always imagined.

Fidelity's hybrid working model blends the best of both onsite and offsite work experiences. Working onsite is important for our business strategy and our culture. We also value the benefits that working offsite offers associates. Most hybrid roles require associates to work onsite all business days of every other week in a Fidelity office.

At Fidelity, we value honesty, integrity, and the safety of our associates and customers within a heavily regulated industry. Certain roles may require candidates to go through a preliminary credit check during the screening process. Candidates who are presented with a Fidelity offer will need to go through a background investigation, detailed in this document, and may be asked to provide additional documentation as requested. This investigation includes but is not limited to a criminal, civil litigations and regulatory review, employment, education, and credit review (role dependent). These investigations will account for 7 years or more of history, depending on the role. Where permitted by federal or state law, Fidelity will also conduct a pre-employment drug screen, which will review for the following substances: Amphetamines, THC (marijuana), cocaine, opiates, phencyclidine.

We invite you to Find Your Fidelity at fidelitycareers.com.

Fidelity Investments is an equal opportunity employer. We believe that the most effective way to attract, develop and retain a diverse workforce is to build an enduring culture of inclusion and belonging.

Fidelity will reasonably accommodate applicants with disabilities who need adjustments to participate in the application or interview process. To initiate a request for an accommodation, contact the HR Accommodation Team by sending an email to accommodations@fmr.com.

Client-provided location(s): Westlake, TX, USA
Job ID: Fidelity-2102168
Employment Type: Other

Perks and Benefits

  • Health and Wellness

    • Health Insurance
    • Dental Insurance
    • Vision Insurance
    • Life Insurance
    • Short-Term Disability
    • Long-Term Disability
    • FSA
    • HSA
    • HSA With Employer Contribution
    • Fitness Subsidies
    • On-Site Gym
    • Pet Insurance
    • Mental Health Benefits
    • Virtual Fitness Classes
  • Parental Benefits

    • Birth Parent or Maternity Leave
    • Non-Birth Parent or Paternity Leave
    • Fertility Benefits
    • Adoption Assistance Program
    • Family Support Resources
    • Adoption Leave
  • Work Flexibility

    • Flexible Work Hours
    • Remote Work Opportunities
    • Hybrid Work Opportunities
  • Office Life and Perks

    • Commuter Benefits Program
    • Casual Dress
    • Snacks
    • Company Outings
    • On-Site Cafeteria
    • Holiday Events
  • Vacation and Time Off

    • Paid Vacation
    • Paid Holidays
    • Personal/Sick Days
    • Leave of Absence
  • Financial and Retirement

    • 401(K)
    • 401(K) With Company Matching
    • Company Equity
    • Performance Bonus
    • Relocation Assistance
    • Financial Counseling
    • Profit Sharing
  • Professional Development

    • Tuition Reimbursement
    • Promote From Within
    • Mentor Program
    • Shadowing Opportunities
    • Access to Online Courses
    • Lunch and Learns
    • Internship Program
    • Work Visa Sponsorship
    • Leadership Training Program
    • Associate or Rotational Training Program

Company Videos

Hear directly from employees about what it is like to work at Fidelity Investments.