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

• 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.

Skills

• Experience with TypeScript and strong coding practices.
• Understanding of modern JavaScript frameworks (React.js).
• Strong understanding of web development best practices and standards.
• Experience with accessibility and WCAG guidelines.
• Ability to communicate technical concepts to non-technical stakeholders.

Benefits

The base pay for this position ranges from $139,00- $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. In addition to base salary, our total rewards package includes a discretionary bonus, equity awards, and a comprehensive benefits program (all based on eligibility).

Pay

The base pay for this position ranges from $139,00- $204,000.

Schedule

Not specified.