Software Engineer, Knowledge Systems

Exa Labs Inc.

• $135K — $160K *
Information Technology
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • 5-7 years of experience in software engineering
  • Strong background in complex distributed backend systems building and maintenance
  • Proven skills in creating data pipelines managing petabytes of data
  • Expertise in optimizing systems for correctness, reliability, and scalability
  • Deep commitment to data quality and high-information sourcing
  • Experience in graph traversal, entity resolution, data quality, or truth discovery

Responsibilities

  • Design and develop systems for understanding global knowledge
  • Extract and connect information from diverse sources on the web
  • Build scalable data pipelines for large document processing
  • Optimize backend systems to enhance performance and reliability
  • Ensure high standards of data quality are met in all outputs

Benefits

  • Collaborative working environment with a focus on innovation
  • Opportunity to work on impactful projects with real-world applications
  • Access to advanced technologies and tools in AI
  • Potential for professional growth and skill development
  • Engagement with an interdisciplinary team of experts
Full Job Description
As a Software Engineer on Knowledge Systems, you'll help build systems that understand what is true about the world. You'll work on extracting, connecting, retrieving, and reasoning over knowledge from the web and beyond so AI agents can answer questions with unprecedented precision and completeness.

Desired Experience
  • You have experience building and maintaining complex distributed backend systems
  • You can build data pipelines that process petabytes of documents, metadata, and unstructured data
  • You're comfortable optimizing systems for correctness, reliability, and scale
  • You care deeply about data quality and finding high-quality information
  • Plus: experience building systems involving graph traversal, entity resolution, data quality, or truth discovery


Example Projects
  • Build a system that can answer every factual question about every person in the world
  • Design a new query language for searching, traversing, and reasoning over billions of facts


Logistics
  • Location: This is an in-person opportunity in San Francisco.
  • Visas: We're happy to sponsor international candidates (e.g., STEM OPT, OPT, H1B, O1, E3). While we cannot guarantee your visa, we have historically been successful in sponsoring candidates from all over the world. If you receive an offer, our team will work hard to get you a visa.
  • Benefits: We offer premium healthcare benefits (medical, dental, vision), fertility benefits, 16 weeks of fully paid parental leave for all new parents, and a monthly wellness stipend to all of our employees.

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