Principal Data Visualization Engineer

About this role

Yahoo Finance is the world’s #1 finance destination, empowering investors with news, information, and tools to make financial decisions with confidence. Trusted by over 150M visitors globally each month, representing over $20 trillion dollars in investable assets, Yahoo Finance delivers high-quality real-time market data across desktop, mobile, and streaming platforms. With breaking news from thousands of sources, original editorial perspectives, objective analyst ratings and research, analytical charts and technical tools, personalized mobile alerts, and much more, Yahoo Finance equips investors with knowledge and insights to achieve financial freedom and greater prosperity.

A Little About Us Yahoo Finance is the world’s leading digital destination for financial news, market data, and investment tools. Our Core UI Platforms team builds the high-leverage visualization libraries, charting components, and interactive tools that power our web, iOS, and Android applications globally. We are an innovative team of platform builders focused on pushing the boundaries of real-time data visualization and developer enablement. This role will begin with AlphaSpace but expand to data visualization across the entire Yahoo Finance web application.

Responsibilities • Data Visualization Architecture: Architect and maintain advanced, multi-platform financial charts, dashboards, and interactive widgets using React, D3.js, and TypeScript.

• Developer Enablement & Velocity: Design and distribute reusable component libraries and visualization frameworks to accelerate front-end development across all Yahoo Finance product squads.

• System-Wide Performance Tuning: Optimize client-side rendering pipelines (Canvas, WebGL, SVG) for complex, high-density, real-time financial streaming datasets.

• Performance Diagnostics: Utilize AI-powered code analysis and diagnostics to proactively identify performance bottlenecks, layout shifts, and rendering memory leaks in complex visualization components.

• Technical Standards & Leadership: Set organizational benchmarks for visualization quality, web accessibility (WCAG/inclusive design), robust testing, and clean architecture.

• AI-Forward Engineering Workflow: Drive developer productivity across the frontend team by championing and setting best practices for AI pair-programming tools (e.g., GitHub Copilot) in the writing of visualization components and complex mathematical formulas.

• Cross-Functional Collaboration: Partner with Product, Design, and Data Engineering teams to align the frontend visualization roadmap with broader business metrics and user-experience expectations.

• Engineering Citizenship: Provide architectural guidance, run technical reviews, and mentor senior developers to scale technical execution across multiple squads.

Basic Qualifications • Bachelor's degree in Computer Science, Engineering, or a related field, or equivalent practical experience.

• 8+ years of professional software engineering experience, with a clear focus on frontend web application platforms.

• Deep expertise in React, TypeScript, D3.js, and modern browser rendering technologies (Canvas, SVG).

• Demonstrated experience building complex, data-intensive, or analytical dashboards delivering high volumes of real-time information to users.

• Proficiency in leveraging AI-assisted engineering tools (e.g., GitHub Copilot, Cursor) to optimize visual algorithms, draft unit tests, and accelerate development velocity.

• Experience designing and publishing reusable design system components, shared frontend packages, or UI frameworks.

• Strong knowledge of web performance metrics, responsive design, browser-rendering optimization, and caching strategies.

• Proven track record of leading large cross-team technical initiatives and establishing frontend architectures.

Preferred Qualifications • Familiarity with structuring prompts and parsing LLM outputs to dynamically render user-requested UI visual components.

• A commitment to continuous learning, exploring emerging web graphic technologies (such as WebGL, WebGPU, or Canvas 2D), and adopting AI-enabled development workflows.

• Experience with real-time financial market data feeds, WebSockets, or time-series data visualization methodologies (such as baseline delta, candlestick, and baseline graphs).

• Expert understanding of accessibility standards (WCAG 2.1 AA) and inclusive visualization design.

• Excellent communication skills with an interest in data storytelling, financial markets, and quantitative information design.

The material job duties and responsibilities of this role include those listed above as well as adhering to Yahoo policies ; exercising sound judgment ; working effectively, safely and inclusively with others ; exhibiting trustworthiness and meeting expectations ; and safeguarding business operations and brand integrity.

At Yahoo, we offer flexible hybrid work options that our employees love! While most roles don’t require regular office attendance, you may occasionally be asked to attend in-person events or team sessions. You’ll always get notice to make arrangements. Your recruiter will let you know if a specific job requires regular attendance at a Yahoo office or facility. If you have any questions about how this applies to the role, just ask the recruiter!

Yahoo is proud to be an equal opportunity workplace. All qualified applicants will receive consideration for employment without regard to, and will not be discriminated against based on age, race, gender, color, religion, national origin, sexual orientation, gender identity, veteran status, disability or any other protected category. Yahoo will consider for employment qualified applicants with criminal histories in a manner consistent with applicable law. Yahoo is dedicated to providing an accessible environment for all candidates during the application process and for employees during their employment. If you need accessibility assistance and/or a

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