Ole & Lena Digital

Principal Python Engineer – Core Search Platform

Ole & Lena Digital

full-time

Posted on:

Location Type: Remote

Location: CaliforniaUnited States

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Salary

💰 $175 - $225 per hour

Job Level

About the role

  • Design and optimize the Python systems that power global indexing pipelines
  • Architect low-latency Python services supporting core search
  • Optimize indexing and ranking pipelines
  • Improve query response times at scale
  • Design concurrency strategies for performance-critical systems
  • Influence system-level architectural decisions
  • Mentor senior engineers and elevate technical standards
  • Bridge ML-driven ranking systems with production-grade infrastructure

Requirements

  • Has 10+ years of Python engineering in production
  • Understands CPython internals and performance trade-offs
  • Has optimized systems around GIL, async I/O, multiprocessing
  • Has built high-throughput services serving millions of users
  • Has architected distributed systems end-to-end
  • Can debug performance issues at memory and execution level
  • Has operated at Staff or Principal level with architectural ownership
  • Experience in relevance engineering, information retrieval theory, or ML-driven search pipelines is highly valued.
Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools
PythonCPythonasync I/Omultiprocessingdistributed systemsperformance optimizationdebugginghigh-throughput servicesindexing pipelinesranking systems
Soft Skills
mentoringinfluencing architectural decisionstechnical standards elevation