ML Engineer

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 900 million 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. 

The Media Platform team supports all Yahoo verticals in developing and delivering the best products to our customers globally with the highest standards. The Media Platform team is focused on enabling the company to build world-class products by creating and supporting services leveraged by multiple verticals. Our team operates with tenets that emphasize building a modern competitive platform regarding service, cost, and capabilities, ensuring services can be self-served, and supporting multiple verticals. 

A Lot About You

We are looking for a motivated and curious Software Development Engineer II (SDE II) with a passion for building and integrating machine learning solutions. In this role, you’ll work alongside experienced ML engineers, data scientists, and product teams to support the development and deployment of intelligent systems that power recommendations, content understanding, and personalization features.

The ideal candidate brings strong software engineering fundamentals, an interest in machine learning technologies, and a collaborative spirit. You will help translate business and user needs into scalable technical components and contribute to the lifecycle of ML-powered features in production.

Location Preference: Remote

Responsibilities

• Contribute to the development and maintenance of machine learning systems focused on recommendation, ranking, and content enrichment.

• Support integration of ML models into backend services, collaborating with data scientists and senior engineers.

• Build and maintain data pipelines and services that enable training, testing, and deployment of ML models.

• Monitor production model performance and assist in debugging issues across the stack.

• Contribute to the adoption of MLOps practices to ensure model reliability, traceability, and scalability.

• Collaborate with cross-functional teams to understand product requirements and deliver solutions aligned with business goals.

Qualifications

• Education: Bachelor’s or Master’s in Computer Science, Data Science, Mathematics, Statistics, or a related field.

Required Skills & Experience

• 3–5 years of software engineering experience, preferably including ML or data-oriented systems.

• Solid programming skills in Python or Java.

• Exposure to machine learning tools and frameworks such as Scikit-learn, TensorFlow, or PyTorch.

• Exposure to distributed data processing systems such as Apache Flink, Beam, Spark, or Storm.

• Experience working with cloud platforms (AWS, GCP).

• Familiarity with CI/CD pipelines and version control practices.

• Understanding of fundamental ML concepts such as classification, recommendation, and basic NLP techniques.

• Eagerness to learn, contribute to production systems, and grow in a cross-functional ML engineering team.

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