Software Engineer (Backend, Python) - Content Understanding

About the team The ML Content Understanding team powers metadata extraction, enrichment, and content understanding across all the company brands. We process hundreds of millions of documents, billions of images, and deliver high-quality metadata to enable content discovery and trust for millions of users worldwide.
Our systems operate at massive scale, supporting diverse datasets like user-generated content (UGC), ebooks, audiobooks, and more. We work at the intersection of machine learning, data engineering, and distributed systems, collaborating closely with applied research and product teams to deploy scalable ML and LLM-powered solutions in production.
Role Overview We’re seeking a Software Engineer II with strong backend development experience and a passion for solving complex data challenges at scale. In this role, you’ll design, build, and optimize distributed systems that extract, enrich, and process metadata for a wide range of content. You’ll work closely with ML engineers, product managers, and cross-functional partners to integrate machine learning models and LLM-based services into production pipelines and deliver impactful, high-performance solutions. This role offers the opportunity to work on cutting-edge generative AI and metadata enrichment problems at a truly global scale.
Tech Stack Our team uses various technologies. The following are the ones that we use on a regular basis: Python, Scala, Ruby on Rails, Airflow, Databricks, Spark, HTTP APIs, AWS (Lambda, ECS, SQS, ElastiCache, SageMaker, CloudWatch, Datadog) and Terraform.
Key Responsibilities
Design and build scalable systems to extract, enrich, and process metadata from millions of documents, images, and audio content.
Leverage LLMs to integrate capabilities like summarization, classification, extraction, and enrichment into metadata pipelines.
Collaborate with cross‑functional teams, including ML engineers and product managers, to deliver scalable, efficient, and reliable metadata solutions.
Optimize and refactor existing systems for performance, scalability, and reliability.
Ensure data accuracy, integrity, and quality through automated validation and monitoring.
Participate in code reviews, ensuring best practices are followed and maintaining high‑quality standards in the codebase.
Manage and maintain data pipelines, security and infrastructure.
Requirements
4+ years of professional software engineering experience.
Proficiency in Python, Scala, Ruby, or similar languages.
Experience designing and building distributed systems at scale.
Hands‑on experience building, deploying, and optimizing solutions using ECS, EKS, or AWS Lambda.
Experience with infrastructure‑as‑code tools like Terraform (or similar).
Experience working with a public cloud provider (AWS, Azure, or Google Cloud).
Familiarity with data processing frameworks like Spark or Databricks for large‑scale workloads.
Proven ability to test, profile, and optimize systems for performance, scalability, and reliability.
Bachelor’s degree in Computer Science or equivalent professional experience.
Bonus: Experience working with LLMs or integrating ML models into production systems.
In the state of California, the reasonably expected salary range is between $126,000 and $196,000.
In the United States, outside of California, the reasonably expected salary range is between $103,500 and $186,500.
In Canada, the reasonably expected salary range is between $131,500 CAD and $174,500 CAD.
Benefits at the company
the company Flex (flexible work model)
Comprehensive health, dental, and vision coverage
Mental health support and disability coverage
Generous paid time off, including vacation, sick time, holidays, winter break, volunteer time, and sabbaticals
Paid parental leave and family support benefits
Retirement matching and employee equityLearning and development programs and professional growth opportunities
Wellness and home office stipends
Complimentary access to the the company suite of products
Enterprise access to leading AI tools
United States Atlanta, Austin, Boston, Dallas, Denver, Chicago, Houston, Jacksonville, Los Angeles, Miami, New York City, Phoenix, Portland, Sacramento, Salt Lake City, San Diego, San Francisco, Seattle, Washington D.C.
Canada Ottawa, Toronto, Vancouver.
Mexico Mexico City.
the company is committed to equal employment opportunity regardless of race, color, religion, national origin, gender, sexual orientation, age, marital status, veteran status, disability status, or any other characteristic protected by law. We encourage people of all backgrounds to apply, and believe that a diversity of perspectives and experiences create a foundation for the best ideas.
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