Amplitude

Staff Software Engineer- UI Foundations Team

Amplitude
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3 hours ago
Remote, United StatesStaff+
H1B Sponsor

Base Salary

$192k - $264k/yr

Responsibilities

  • Own and evolve frontend platform architecture, including module boundaries, micro-frontend patterns, shared component and design-system infrastructure, and state management strategy.
  • Diagnose and resolve systemic frontend performance issues involving bundle size, load time, runtime performance, and rendering bottlenecks.
  • Establish performance budgets and guardrails that scale across engineering teams.
  • Build and maintain build systems, local development environments, CI/CD pipelines, linting and code-generation systems, and internal developer tooling.
  • Develop AI-agent-driven automation and software-factory workflows to eliminate engineering workflow bottlenecks.
  • Set technical direction and standards for the frontend organization, mentor senior and staff-track engineers, and review architecture proposals.
  • Partner with product engineering, design systems, and platform/infrastructure teams to address product-team needs.

Requirements

  • Staff-level software engineering experience or equivalent scope and impact.
  • Deep expertise in modern frontend architecture using React or an equivalent component framework, combined with infrastructure and systems engineering experience.
  • Demonstrated experience improving frontend performance at scale, including bundle optimization, rendering performance, and load-time metrics.
  • Experience designing and shipping internal developer tooling or platform infrastructure that improved developer velocity.
  • Hands-on experience with AI-agent-driven or LLM-powered engineering workflows, or a clear perspective on how to build them.
  • Strong technical judgment and ability to drive consensus on ambiguous, cross-cutting architectural decisions.
  • Excellent written and spoken communication skills.
  • Preferred experience with monorepo tooling, micro-frontend architectures, large-scale frontend platform migrations, design systems, component libraries, agent harness infrastructure, evaluation frameworks, agent orchestration, or LLM tool-use frameworks.

Benefits

  • Hybrid work arrangement in the San Francisco Bay Area.
  • Medical, dental, and vision insurance, including 100% employer-paid premiums for employees on select plans.
  • Flexible time off, paid holidays, charitable giving grant, and paid volunteer time off.
  • Monthly wellness and commuter stipends, quarterly learning and development stipend, and annual home office equipment stipend.
  • 12–20 weeks of paid parental leave, fertility/adoption/surrogacy support, and backup childcare.
  • Mental health benefits including Modern Health coaching and therapy, plus One Medical membership at select U.S. locations.
  • Employee Stock Purchase Program (ESPP), equity eligibility, and a company-sponsored 401(k) retirement plan.
Amplitude

About Amplitude

501-1,000 employees

We help companies unlock the power of their products. ⚡ • Join the team: http://amplitude.com/careers • Join the community: http://community.amplitude.com