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Senior Software Engineer

Primer AI

$160,000 - $230,000
Nov 5, 2025
Pasadena, CA, US • CA, US • San Francisco, CA, US • CA, US • Washington, DC, US • DC, US • Remote, US
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Primer needs a Senior Software Engineer to make a wide impact on their tooling, coding standards, and codebase, and to lead on building new or updating data driven product features.

Requirements

  • Expertise in Python and another Object-Oriented language
  • Expertise in Flask, ElasticSearch, PostgreSQL, Redis
  • Experience with data ingestion, processing and data retrieval systems at scale
  • Experience with working with real-time and distributed systems
  • Data-driven engineering; using metrics to drive decisions and inform performance and cost tradeoffs
  • Work experience in NLP/AI/ML focused companies

Responsibilities

  • Develop new application features that leverage extensive ingest pipelines and model library to help users search, analyze, and understand large volumes of unstructured data
  • Collaborate with teams on the Delta product to design an information retrieval architecture to analyze and conduct search on documents and graphs
  • Work with machine learning engineers and data scientists to extend the platform’s capabilities to new models and algorithms while maintaining performance metrics
  • Work on massive datasets, integrating with features such as event and topic detection, relation extraction, summarization, entity recognition, document classification, multilingual NLP and knowledge base generation

Other

  • 5+ years of shipping production grade software
  • Experience leading commercial software technical features end-to-end in an agile environment
  • Strong modeling and design patterns that plan for extensibility and resiliency as business needs change
  • Flexible vacation policy, Wellness Days, 100% paid leave for parents of growing families, full medical, dental, and vision coverage, fertility benefits, mental health coverage, Gympass+ Membership, One Medical Membership, 401(k), remote work stipends, and monthly internet allowance