Senior Engineer, CoreUX and Expansion- Weights & Biases

About the role

The CoreUX team is dedicated to making W&B feel like a single, polished product. We drive the evolution of shared building blocks, core user journeys, and universal app surfaces to ensure consistency and accessibility at scale. With a focus on long-term ownership and excellence, the team ensures our application remains fast to build within, easy to use, and impactful across the entire product surface area.

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.

Requirements

• 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.

Qualifications

• You have a background in design systems or component libraries, with an eye for scalable, reusable UI patterns.
• You are familiar with navigation and information architecture design for complex applications.
• You have exposure to Accessibility and Web best practices (WCAG).
• You have knowledge of telemetry, analytics, and experimentation frameworks to measure and improve user experience.

Skills

• Experience with TypeScript and strong coding practices.
• 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

• Base pay ranging from $139,000 - $204,000, with the starting salary determined based on job-related knowledge, skills, experience, and market location.
• A comprehensive benefits program including medical, dental, and vision insurance, company-paid 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, and a work culture focused on innovative disruption.

Pay

The base pay for this position ranges from $139,000 - $204,000. The starting salary will be determined based on job-related knowledge, skills, experience, and market location. We strive for both market alignment and internal equity when determining compensation.

Schedule

Not specified.