Senior Frontend Engineer, JS Tooling & AI-Enhanced DevTools

Meta; New York (NY); On-site; USD 184,000 - 257,000; Full time

Benefits offered by this job

Bonus

Equity

Benefits

Job summary

Meta seeks a Staff Software Engineer to shape JavaScript tooling and developer infrastructure across Meta products. You will design and implement JS compiler enhancements, build tooling such as linters and test runners, and integrate AI-powered capabilities into developer workflows.

You will drive architecture and direction of JS tooling systems to empower thousands of engineers. You will mentor engineers on compiler design and tooling architecture, lead major JS tooling initiatives, and

Qualifications

• 8+ years of frontend software engineering, including JS/HTML/CSS.
• Experience leading major frontend initiatives with cross-team coordination.
• Proven ability to design scalable, performant UI systems for large user bases.

Responsibilities

• Lead design and implementation of compiler passes and JS transformations.
• Build and enhance developer tooling like linters and test runners.
• Integrate AI-powered capabilities into developer workflows.
• Drive end-to-end delivery of JS tooling initiatives across teams.
• Identify and resolve performance bottlenecks in build systems.

Skills

JavaScript

HTML/CSS

Frontend architecture

Code optimization

React

Education

Bachelor's degree in CS or related

Tools

Linters

Test runners

Job description

Meta seeks a Staff Software Engineer to shape JavaScript tooling and developer infrastructure across Meta products. You will design and implement JS compiler enhancements, build tooling such as linters and test runners, and integrate AI-powered capabilities into developer workflows.

You will drive architecture and direction of JS tooling systems to empower thousands of engineers. You will mentor engineers on compiler design and tooling architecture, lead major JS tooling initiatives, and