Principal Full Stack Engineer – AI Technology

Fidelity Investments•Boston, MA
•$107,000 - $216,000

About The Position

Build scalable AI capabilities for Fidelity Wealth. Partner with business, product, architecture, data, and platform teams to turn Wealth priorities into secure, reliable solutions that help advisors work more effectively and improve customer experiences. Fidelity is transitioning to a full-time onsite working model through a phased rollout across regions and roles; onsite expectations vary by role and location and may evolve. The position does not offer immigration sponsorship. The base salary range is $107,000–$216,000 USD per year, with placement based on responsibilities and scope, geographic location, relevant experience, and other factors. Eligible offers may also include bonus or other variable compensation. Benefits include comprehensive health care coverage, emotional well-being support, retirement benefits, paid time off, parental leave, charitable giving employee match, and educational assistance, including student loan repayment, tuition reimbursement, and learning resources.

Requirements

  • Bachelor’s degree or equivalent experience with 8 or more years of software engineering experience, or a master’s degree with 6 or more years of experience.
  • Strong understanding of software architecture and design patterns for scalable, resilient systems.
  • Proven experience with at least one modern programming language, such as Python, Node.js, or Java.
  • Hands-on experience with cloud platforms such as AWS, Azure, or Google Cloud.
  • Experience using GenAI tools such as GitHub Copilot, Gemini, or Claude.
  • Experience with modern programming languages, frameworks, algorithms, data structures, and design patterns.
  • Strong technical judgment and ability to navigate evolving technology landscapes.
  • Strong problem-solving skills, sound judgment, and a growth mindset.
  • Clear communication skills and technical depth to lead meaningful design discussions.
  • Ability to collaborate effectively, embrace feedback, and deliver on commitments.
  • Curiosity, initiative, willingness to challenge assumptions, and ability to ask thoughtful questions.
  • A builder mindset and commitment to quality engineering practices.

Responsibilities

  • Build scalable AI capabilities for Fidelity Wealth.
  • Partner with business, product, architecture, data, and platform teams to turn Wealth priorities into secure, reliable solutions.
  • Help advisors work more effectively and improve customer experiences.
  • Turn ideas into working prototypes and production-ready solutions.
  • Lead meaningful technical design discussions.
  • Mentor engineers, own issues, and deliver end-to-end solutions.
  • Apply test-first practices and quality engineering standards.

Benefits

  • Comprehensive health care coverage
  • Emotional well-being support
  • Retirement benefits
  • Paid time off
  • Parental leave
  • Charitable giving employee match program
  • Student loan repayment
  • Tuition reimbursement
  • Learning resources to develop your career
  • Bonus or other variable compensation may be included depending on position and eligibility requirements
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