Weights & Biases · 2 weeks ago
Senior Engineer, CoreUX and Expansion- Weights & Biases
San Francisco, CA
Full-time
Onsite
Senior Level
$139K/yr - $204K/yr
5+ years expWeights & Biases, acquired by CoreWeave, is at the forefront of creating a powerful platform for AI development. The Senior Software Engineer will work in a small team to develop core UI components and ensure consistency and accessibility across the product, collaborating with various stakeholders to uphold high standards of usability and technical excellence.
AI InfrastructureArtificial Intelligence (AI)Data VisualizationDeveloper ToolsGenerative AIMachine Learning
No H1B
U.S. Citizen Only
Responsibilities
Drive the development of core UI components, patterns, and behaviors across all product areas, helping to reduce fragmentation and external dependency reliance
Collaborate closely with other engineers, PMs, and cross-functional stakeholders to align on component APIs, UX consistency, and accessibility best practices (WCAG)
Set and uphold high standards for usability, code quality, and technical excellence, ensuring our 'blueprints' enable the wider team to build scalable and user-friendly experiences
Qualification
Required
You have 5+ years of professional software engineering experience, with at least 3 years deeply focused on modern JavaScript frameworks (specifically React.js)
You are an expert in TypeScript and component architecture, with a proven track record of delivering scalable, production-grade features
You can clarify vague requirements, articulate technical tradeoffs to non-technical partners, and align teams on complex decisions
You care deeply about usability, accessibility, and reliability and have successfully shipped UI/UX improvements that directly enhanced the customer experience
You excel at cross-functional collaboration, working lock-step with PMs and designers to iterate quickly and deliver intuitive high-quality interfaces
Preferred
Experience with TypeScript and strong coding practices
Background in design systems or component libraries, with an eye for scalable, reusable UI patterns
Familiarity with navigation and information architecture design for complex applications
Exposure to Accessibility and Web best practices (WCAG)
Knowledge of telemetry, analytics, and experimentation frameworks to measure and improve user experience
Benefits
Medical, dental, and vision insurance - 100% paid for by CoreWeave
Company-paid Life Insurance
Voluntary supplemental life insurance
Short and long-term disability insurance
Flexible Spending Account
Health Savings Account
Tuition Reimbursement
Ability to Participate in Employee Stock Purchase Program (ESPP)
Mental Wellness Benefits through Spring Health
Family-Forming support provided by Carrot
Paid Parental Leave
Flexible, full-service childcare support with Kinside
401(k) with a generous employer match
Flexible PTO
Catered lunch each day in our office and data center locations
A casual work environment
A work culture focused on innovative disruption
Company
Weights & Biases
Weights & Biases is a developer-first MLOps platform that builds machine learning performance visualization tools.
201-500 employees
Funding
Current Stage
Growth StageTotal Funding
$250MKey Investors
NVIDIAInsight PartnersCoatue
2025-03-04Acquired
2023-09-01Secondary Market
2023-08-09Series Unknown· $50M
Leadership Team
Chris Van Pelt
Co-Founder & CISO
Shawn Lewis
Founder/CTO
Recent News
Qualcomm Ventures
2026-01-20
Dynamic Business
2026-01-20
Company data provided by crunchbase