Principal Software Engineer, Machine Learning Backend Systems

Yahoo serves as a trusted guide for hundreds of millions of people globally, helping them achieve their goals online through our portfolio of iconic products. For advertisers, Yahoo Advertising offers omnichannel solutions and powerful data to engage with our brands and deliver results.

A Little About Us

Yahoo is a global media and tech company that connects people to their passions. We reach nearly 900M people worldwide, bringing them closer to what they love—from finance and sports to shopping, gaming, and news—with the trusted products, content, and tech that fuel their day. For partners, we provide a full-stack platform for businesses to amplify growth and drive more meaningful connections across advertising, search, and media.
 

At Yahoo News, we are laser-focused on making discovery delightful and becoming the world’s best curator for our 35 million daily users. We are also expanding our distribution to more platforms to meet millions more users where they are. Building the best guide to the Internet (and the world) requires building the best team.

Who You Are

• You excel at explaining technical concepts to anyone and everyone. People enjoy collaborating with you.

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

• You know that writing code isn’t the end of the process, and you delight in understanding how that code is running in production, looking at metrics, and planning improvements.

Responsibilities

• Leverage third-party, open-source, and in-house machine learning tools to build high-performing machine learning systems. 

• Provide expertise and input on managing and creating infrastructure in AWS and GCP.

• Troubleshoot performance issues at the data, network, and application levels to improve system performance.

• Work collaboratively with cross-functional partners to leverage machine learning to improve Yahoo News for our readers and build state-of-the-art tooling for our editorial team. 

Qualifications

• Experience architecting and managing distributed systems and components in GCP and AWS.

• Has worked with databases, including Spanner, BigTable, and BigQuery.

• Has worked with distributed systems technologies (e.g., Docker, Kubernetes, Terraform).

• Understanding of version control systems, build automation tools, and observability.

• Has built CI/CD pipelines with effective deployment/rollout strategies. 

• Strong programming skills in Python, having experience with optimization for low latency with FastAPI, Gunicorn, and Asyncio.

• Preferred experience with ranking algorithms, search, or recommendation systems.

We encourage candidates who may not check all the boxes to apply.

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.

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 (