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Principal Full-Stack Engineer, Yahoo Finance

Yahoo

Brazil permanent

Posted: February 26, 2026

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Quick Summary

Principal Full-Stack engineer with experience in building scalable and maintainable front-end applications, utilizing HTML, CSS, JavaScript, and Node.js for large-scale web applications.

Job Description

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.

Job Description

We are looking for a talented Principal Full-Stack Engineer as Yahoo Finance undergoes a period of rapid innovation and expansion. A successful candidate will thrive with having high autonomy and agency. They will balance innovative and pragmatic approaches to integrating next-generation services and implementing frontend solutions for Yahoo Finance.

Who You Are

• You have a bias for action. When you see problems, you solve them.

• You are extremely curious. You are constantly interested in how the software you interact with works “under the hood.”

• You enjoy developing small building blocks and composing them into larger solutions.

• You fearlessly iterate. Your first solution only exists so that a better solution can ship instead.

• You are customer focused–regardless of whether the customer is an external user or an internal team.

• You can go from zero to production ready, deployable, web-apps–including CI/CD workflows.

Responsibilities

• Lead the hands-on development of next-generation features for Yahoo! Finance with a focus on community and partner hubs

• Define, scope, plan, and implement best-in-class software practices, procedures, and delivery.

• Contribute to implementation guidelines and execution strategy for your team’s goals.

• Collaborate with your peers, product managers, and engineering leaders on new features and enhancements.

Qualifications

• BS in Computer Science or a related major, or equivalent experience

• 7-10+ years of relevant experience.

• Familiar with HTML, CSS and CSS preprocessors (SCSS, etc).

• Experience with Typescript (or Javascript) and Node.

• Strong working, development, and deployment knowledge of modern web-based tech, such as React, Vue, Svelte, etc 

• Familiarity with full-stack web frameworks like NextJS, Nuxt, SvelteKit, etc (or similarly equivalent tech)

• Experience consuming RESTful, GraphQL, or equivalent APIs for user facing applications.

• Well-versed in software development design patterns, code structure and debugging tools. 

• Experience mentoring software engineers and leading by example.

• Strong team player–you are genuinely interested in opposing opinions and can support your own perspectives with thoughtful reasoning.

• Excellent listening and communication skills; able to communicate team and project goals clearly.

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 reasonable accommodation due to a disability, please submit a request via the Accommodation Request Form (www.yahooinc.com/careers/contact-us.html) or call +1.866.772.3182. Requests and calls received for non-disability related issues, such as following up on an application, will not receive a response.

Yahoo has a high degree of flexibility around employee location and hybrid working. In fact, our flexible-hybrid approach to work is one of the things our employees rave about. Most roles don’t require specific regular patterns of in-person office attendance. If you join Yahoo, you may be asked to attend (or travel to attend) on-site work sessions, team-building, or other in-person events. When these occur, you’ll be given notice to make arrangements. 

If you’re curious about how this factors into this role, please discuss with the recruiter.

Currently work for Yahoo? Please apply on our internal career site.

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