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Responsibilities
- Lead the design and implementation of compiler passes and JavaScript transformations that improve code quality, performance, and developer experience across Meta's codebase
- Build and enhance developer tooling infrastructure including linters, test runners, and code analysis tools used by thousands of engineers
- Integrate LLM-powered capabilities into developer workflows, accelerating code generation, automated fixes, and intelligent tooling assistance
- Drive end-to-end delivery of major JS tooling initiatives, coordinating dependencies across engineering, product, and infrastructure teams
- Identify and resolve complex performance bottlenecks in build systems, bundlers, and JavaScript execution to ensure fast developer feedback loops
- Establish and evolve best practices for JavaScript tooling, including AST manipulation, static analysis, and incremental compilation strategies
- Mentor other engineers on compiler design, tooling architecture, and AI-assisted development practices
- Partner with cross-functional stakeholders to independently drive technical decisions and roadmap priorities for developer tools
- Proactively identify and address technical debt in tooling infrastructure, lead migrations to modern standards, and ensure maintainability at scale
- Communicate technical strategy, trade-offs, and roadmap decisions clearly to both engineering and non-engineering audiences, including leadership
Minimum Qualifications
- Bachelor's degree in Computer Science, Computer Engineering, relevant technical field, or equivalent practical experience
- 8+ years of experience in front-end software engineering, including JavaScript, HTML, and CSS
- Experience leading and delivering major front-end initiatives involving complex system architecture, cross-team coordination, and phased rollouts
- Experience designing and building scalable, performant, and accessible user interface systems for products with large user bases
- Experience using data, experimentation frameworks, and telemetry to drive front-end product and engineering decisions
- Experience communicating technical decisions and trade-offs in writing to both technical and non-technical stakeholders
Preferred Qualifications
- Experience with modern front-end frameworks such as React, including deep knowledge of rendering performance, state management, and component lifecycle
- Experience adhering to and implementing responsible, ethical AI practices (e.g., risk assessment, bias mitigation, quality and accuracy reviews)
- Experience integrating AI tools into front-end development workflows to drive measurable gains in engineering efficiency or product quality
- Demonstrated ongoing AI skill development (e.g., prompt/context engineering, agent orchestration) and staying current with emerging AI technologies
- Experience with browser performance profiling, Core Web Vitals optimization, and progressive enhancement techniques for diverse device and network conditions
- Experience building and maintaining design systems or shared component libraries used across multiple product teams
- Demonstrated ability to integrate AI tools to optimize/redesign workflows and drive measurable impact (e.g., efficiency gains, quality improvements)
$183,997/year to $257,000/year + bonus + equity + benefits
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