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Principal Software Dev Engineer, Yahoo Mail



Remote, OR, USA · Remote
Posted on Sunday, September 10, 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.


Yahoo Mail engineering team builds, enhances, and maintains one of the highest scaling email platforms on the planet. We handle billions of inbound connections per day to manage trillions of messages requiring petabytes of efficient storage. We develop and maintain high-performing systems that provide REST APIs for our world-class mail clients (mobile, web), standards-based protocols (IMAP, POP, SMTP) services, and industry leading mail synchronization.

We are also embarking on a transition from proprietary infrastructure to cloud infrastructure Public/Hybrid clouds. Be a part of this exciting transformation!


  • Design and develop large-scale distributed systems that balance resources, constraints, requirements, and complexity

  • Deploy, monitor and operate large scale production systems distributed across the globe

  • Automate the provisioning, CI/CD pipelines, and management of our infrastructure

  • Lead projects and mentor junior team members

  • Participate in agile development with weekly sprints, planning & estimating work, daily standup, & retrospective

  • Effectively collaborate with other engineers and cross-functional teams

  • Recommend alternative approaches to solving complex problems and use new technology to achieve goals

Job Requirements:

  • BS/MS in Computer Science or related work experience

  • 8+ years of industry experience with designing and building scalable back end systems

  • Expertise in Java, J2EE, Web services and related technologies

  • Strong understanding of computer science fundamentals including Data Structures, Algorithms, OS and Networking

  • Experience with development on Unix (Linux) platform

  • Experience in implementing and/or operating highly scalable and available services in public cloud environments (AWS, GCP)

  • Great communicator, enjoys helping people, remains friendly and constructive under stress

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.