Senior Frontend Platform Engineer – AI-Powered

Fidelity Information Services, LLC; Jacksonville (FL); On-site; USD 120,000 - 190,000; Full time

Benefits offered by this job

Competitive salary and benefits

Learning opportunities

Inclusive culture

Community involvement

Job summary

Fidelity Information Services, LLC (FIS) is seeking a Senior Frontend Engineer to advance the Frontend Platform across multiple projects. You will move between initiatives, building the foundation for web experiences and supporting services behind them.

Expect to work from onboarding through production with AI-assisted coding tools, delivering robust, scalable web solutions. You will collaborate with product teams, design secure, high-performance interfaces, and mentor engineers.

Qualifications

• Experience building production web apps with TS and React.
• Experience with API design and service architecture.
• Ability to lead on complex problems and learn new tech quickly.

Responsibilities

• Build and evolve web foundation with TS/React.
• Design and run platform APIs and backend-for-frontend layers.
• Tackle ambiguous problems from analysis to production.
• Mentor engineers and review code.
• Collaborate with product teams to adopt the platform.

Skills

TypeScript

React

Node.js

API design

AI tooling

Architecture

Mentoring

Education

CS degree or related

Tools

AWS

Docker

Kubernetes

Job description

Fidelity Information Services, LLC (FIS) is seeking a Senior Frontend Engineer to advance the Frontend Platform across multiple projects. You will move between initiatives, building the foundation for web experiences and supporting services behind them.

Expect to work from onboarding through production with AI-assisted coding tools, delivering robust, scalable web solutions. You will collaborate with product teams, design secure, high-performance interfaces, and mentor engineers.