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Machine Learning Engineer



Software Engineering
San Francisco, CA, USA
Posted on Friday, September 1, 2023

Primer exists to make the world a safer place. We do this by providing trusted decision-ready AI to the world's most critical organizations. Our software enables leaders, operators, and analysts to better understand the changing world around us in real time and make informed decisions when the stakes are high. Primer has offices in Arlington, VA and San Francisco, CA. For more information, please visit

As a Staff Machine Learning Engineer you will take the lead on building new or updating data driven product features. This will be achieved by leveraging, implementing, and scaling cutting edge algorithms and performing solid software engineering to make sure that what you build is performant and scales. You will have a strong product sense and intuition about data so that you can build impactful features for our customers. You will partner with cross functional teams composed of product managers, frontend/backend engineers, and other technical leaders to solve the technical challenges of our machine learning technology. You’ll be constantly learning and constantly teaching, expanding your skills across the stack and bringing in new technologies and methods to the team.

Roles and Responsibilities - How You Will Make an Impact

  • Understand the landscape of NLP problems and identify strategic investments which ensure Primer’s ability to lead in the space
  • Develop architecture, libraries and systems with company wide impact. Help teams on architectural practices to create integrated Primer products
  • Collaborate and influence cross-functional teams to drive technical roadmap and build foundational blocks that help deliver on the broader company goals
  • Lead and mentor engineers to help them grow
  • Scale and optimize NLP models and pipelines for our products
  • Improve and promote engineering best practices across the company and motivate other engineers to follow high standards

Relevant Skills and Experience

  • MSc. or PhD. in computer science, statistics, computational linguistics, or related fields
  • Strong programming skills, including in Python, with at least 5 years experience in a production engineering team
  • At least 5 years building analytical/data driven products in an industry setting developing and deploying machine learning and NLP-based solutions
  • Hands-on experience with machine learning and NLP tools and libraries including Numpy, Scipy, Scikit-learn, SpaCy, NLTK, Torch, Tensorflow, Keras
  • Deliver ML systems that can scale to millions of documents
  • Collaborate with the research team to train and ship state of the art models
  • Experience taking ambiguous problem statements through to delivered products
  • Experience working with cloud (AWS or Azure) and container technologies
  • Curiosity, enthusiasm, and a love for teaching and learning

This role will consider applicants out of San Francisco, CA or Washington, DC

The annual cash compensation range for this position is US$225,000 to US$250,000. Final compensation will be determined based on experience and skills and may vary from the range listed above.

What We Offer

We are a series D funded company with investors from Addition, USIT, Lux Capital, Amplify Partners, Addition Capital, Bloomberg Beta, and others.

We are intentional around building a diverse and inclusive team of subject matter experts to better advocate for the needs of our users.

We care a lot about our work and about the well being of our team. We encourage everyone to work at a sustainable pace and have an unlimited vacation policy for team members to utilize, Wellness Days and 100% paid leave for parents of growing families.

We offer competitive compensation and comprehensive benefits. This includes full medical, dental, and vision coverage, fertility benefits through Carrot, mental health coverage on demand with Ginger, 401(k) (US employees), remote work stipends, and monthly internet allowance.

Primer is proud to be an Equal Employment Opportunity and Affirmative Action employer. We do not discriminate based upon race, religion, color, national origin, gender (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, gender expression, age, status as a protected veteran, status as an individual with a disability, or other applicable legally protected characteristics. Please see the United States Department of Labor's EEO poster and EEO poster supplement for additional information.

If you need assistance or accommodation due to a disability, you may contact us at [email protected].

Pursuant to the San Francisco Fair Chance Ordinance, we will consider for employment qualified applicants with arrest and conviction records.