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Principal Web Software Apps Engineer



Remote, OR, USA · Remote
Posted on Friday, June 2, 2023
Yahoo Mail is the ultimate consumer inbox with over 220 million users. It’s the best way to access your email and stay organized from a computer, phone or tablet. With its beautiful design and lightning fast speed, Yahoo Mail makes reading, organizing, and sending emails easier than ever.

A little About Us

Growth client engineering team primarily focuses on creative ways to drive user growth, retention, engagement and activation. This team innovates, experiments and builds seamless user experiences of the next generation across Android, iOS and Web platforms for Yahoo Mail users. Yahoo Mail continues to be one of the largest and most recognizable email services in the world. Delivering over 4.5B emails daily, and with consistently top-rated mobile apps, Yahoo Mail is a critical pillar in the company’s long-term growth strategy. You will join a team of engineers who strive to create a compelling and cohesive experience for user growth on the Mail product.

A lot About You

You are passionate about growing your skills and value high-quality application development on modern tech stack and cloud. You will lead a client team on web for user acquisition and retention. You will closely work with the product, marketing, and design team to plan, experiment and release features in collaboration with other engineering partners across client teams. You will enjoy building user growth- oriented next generation of communication features on web platforms. You are interested in how best to drive tasks to completion, collaborate to achieve your goals, think through scenarios and edge cases, learn from your leadership, and understand the broader impact of your work. If you are interested in joining a world-class team of passionate people and industry veterans who care about business growth, technology, architecture, design, and user experience as much as having fun together, then we’d like to talk to you.


  • Build and deliver high-quality and high-performance features for our users on Web (Node.js/ReactJs)

  • Collaborate with user experience designers, product managers, and other engineers to deliver new features, enhancements, platform improvements, and bug fixes

  • Collaborate with other engineers to write testable, reliable code, continuously deploying to production systems

  • Analyze and optimize application/platform code and/or APIs for efficiency and performance


  • BS in Computer Science (or equivalent degree/experience) with 7+ years of experience

  • Strong foundation in Computer Science, with strong competencies in data structures, algorithms, and software design

  • Knowledge of responsive design and javascript frameworks such as React/Angular/Ember and Node.js

  • Knowledge of browser-side client technologies including AJAX, HTML5, CSS3, TypeScript, and object-oriented Javascript

  • Experience with web technologies (Node, HTTP, JSON, Webpack

  • Experience with test-driven development, unit test/UI test frameworks such as Jest/Selenium/WebdriverIO/Puppeteer/Cypress is an added advantage

  • Experience in software development domain and principles, including design patterns, code structure, programming languages, continuous integration, and deployment architecture

Preferred Qualifications:

  • Experience developing mail application

  • Experience with SCRUM or similar agile development methodology


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 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 408-336-1409. Requests and calls received for non-disability related issues, such as following up on an application, will not receive a response.

At Yahoo, we know that diversity makes us stronger. We are committed to a collaborative, inclusive environment that encourages authenticity and fosters a sense of belonging. We strive for everyone to feel valued, connected, and empowered to reach their potential and contribute their best. Check out our diversity and inclusion (www.yahooinc.com/diversity/) page to learn more.

The compensation for this position ranges from $143,625.00 - $299,375.00/yr and will vary depending on factors such as your location, skills and experience. The compensation package may also include incentive compensation opportunities in the form of discretionary annual bonus or commissions, in addition to equity incentives. Yahoo provides industry-leading benefits including healthcare, 401K savings plan, company holidays, vacation, sick time, parental leave and an employee assistance program. Eligibility requirements apply.

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.