Staff Frontend Engineer, AI Agents
Amplitude
Senior Staff Engineer, Frontend Infrastructure
Salesforce
full-time
Posted on:
Location Type: Hybrid
Location: San Francisco • California, Washington • 🇺🇸 United States
Visit company websiteSalary
💰 $230,700 - $384,100 per year
Job Level
Senior
Tech Stack
JavaScriptReactReduxTypeScript
About the role
- Lead cross-functional frontend initiatives to improve performance, scalability, resiliency, and developer productivity
- Design, maintain, and evolve core frontend modules including WebSocket infrastructure, boot process, Redux/React layers, logging, and alerting systems
- Drive key architectural decisions adapting frontend infrastructure to product and platform needs
- Partner across product, platform, and infrastructure teams
- Mentor engineers, provide technical leadership, and shape frontend strategy
- Identify and resolve communication and alignment challenges across teams and stakeholders
- Represent and advocate for frontend technical strategy at an organizational level
Requirements
- Extensive experience with JavaScript and TypeScript in large-scale applications
- Deep familiarity with browser performance profiling and debugging tools
- Proficient in React, Redux, and modern web technologies
- Ability to explain trade-offs and architectural complexities clearly
- Experience authoring code and forward-looking patterns for multiple teams
- Strong written and verbal communication skills
- Passion for mentorship, technical education, and knowledge sharing
- People-centered mindset focused on engineer experience
- A related technical degree required
- Preferred: Expertise in frontend performance (React/Redux optimizations, memory profiling, flame graph analysis)
- Preferred: Experience leading large-scale migrations, upgrades, or frontend modernization initiatives
- Preferred: Familiarity with persistence layers, service workers, caching strategies, and offline functionality
Benefits
- time off programs
- medical
- dental
- vision
- mental health support
- paid parental leave
- life and disability insurance
- 401(k)
- employee stock purchasing program
Applicant Tracking System Keywords
Tip: use these terms in your resume and cover letter to boost ATS matches.
Hard skills
JavaScriptTypeScriptReactReduxWebSocketperformance profilingdebugging toolsfrontend performancememory profilingflame graph analysis
Soft skills
technical leadershipmentorshipcommunication skillsknowledge sharingpeople-centered mindsetproblem-solvingcollaborationalignmentadvocacystrategic thinking
Certifications
related technical degree
