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Senior Machine Learning Engineer (Search and Recommendations) 1246 views

They are the company behind, Jetpack, WooCommerce, and Tumblr, and they are looking for a (Senior) Machine Learning Engineer to join their team and connect their users with the content that is most relevant to them.


  • You will analyze user behavior and participate in project ideation. They encourage collaboration, and you can be involved in any discussion across their many communication channels.
  • You will design, develop and maintain large-scale machine learning algorithms, data pipelines, and backend services to connect users with the content they love.
  • By defining metrics and running A/B tests, you will be able to measure the impact of your work.

This role is open to data scientists eager to make data engineering a bigger part of their work, and to data engineers who already have first industry experience in building and testing algorithms. The senior position is open to experienced Machine Learning Engineers eager to

  • Build and improve their recommendations and search architectures and their data processing tools.
  • Act as a technical lead on projects.

Their technology stack includes open source big data frameworks such as Apache Spark and Flink, Python, Airflow, Elasticsearch, and PHP backends.


  • Have a good understanding of statistics, machine learning, and the mining of massive datasets.
  • Have 2+ years of experience. Experience in applying your skills to improve a user-facing product would be a big plus.
  • Are an expert in at least one of the following programming languages: Python, Scala, Java, or PHP. You will likely encounter all of them in this role and the idea of using them on a regular basis should not be a blocker for you.
  • Have hands-on experience with data processing frameworks like Apache Spark and Flink and are excited to work at scale. Experience working with Elasticsearch is considered a plus for this position.
  • Are familiar with professional software engineering methods and standards such as coding conventions, code reviews, continuous integration, build processes, testing, and operations.
  • Care about crafting a safe and inspiring experience for their users, regardless of their income, gender, race, politics, language, or where they live in the world. Prior experience with a ranking of user-generated content, spam filtering, and content curation is a plus.
  • Have great verbal and written communication skills in English. Knowledge of other languages and international markets is a plus.
  • Are open and able to travel 3-4 weeks per year to meet your teammates in person. They hold an annual all-company meeting every year, and meet up with their teams for a week once or twice per year.


  • Deep expertise in natural language processing, machine learning, and/or mining of massive datasets.
  • 3+ years of experience in applying your skills to improve user-facing products at scale.
  • Demonstrated ability to design, build, maintain and improve recommendation services.

Like all positions at Automattic, you’ll work remotely, and can be based wherever you live. They work as a global and distributed workforce resulting in a unique way of working built around their creed. They offer flexible work arrangements allowing everyone to work when they feel best.


Does this sound exciting?! If yes, click the Apply button below and fill out their application form. Let them know in a cover letter about your values and experience, what you’re passionate about and why you’d like to join them.

Applicants who do not submit their cover letter or do not answer this question will not be considered.


They are the people behind WordPress.comWooCommerceJetpackTumblrSimplenoteLongreadsDay One, and more. They believe in making the web a better place.

They’re a distributed company with more than 1600 Automatticians in 80+ countries speaking 90+ different languages. They democratize publishing and commerce so anyone with a story can tell it, and anyone with a product can sell it, regardless of income, gender, politics, language, or country.

They believe in Open Source and the vast majority of their work is available under the GPL.


They’re improving diversity, equity, and inclusion in the tech industry. At Automattic, they want people to love their work and show respect and empathy to all. They welcome differences and strive to increase participation from traditionally underrepresented groups. Their DEI committee involves Automatticians across the company and drives grassroots change. For example, this group has helped facilitate private online spaces for affiliated Automatticians to gather and helps run a monthly DEI People Lab series for further learning. Diversity, Equity, and Inclusion are a priority at Automattic, though their dedication influences far more than just Automatticians: They make their products freely available and translate their products into and offer customer support in numerous languages. They require unconscious bias training for their hiring teams and ensure their products are accessible across different bandwidths and devices. Learn more about their dedication to diversity, equity, and inclusion and their Employee Resource Groups.

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