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Staff / Principal ML Engineer

Instawork
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Hybrid (San Francisco, CA)$210k - $270k + equityFull-timePosted 11mo ago

About the role

Staff / Principal ML Engineer role at Instawork, a flexible work marketplace, focused on building and scaling ML capabilities to accelerate the company mission of creating economic opportunity for local businesses and hourly professionals.

Responsibilities

  • Build/integrate new machine learning models into production using the necessary tools to monitor/administer them
  • Collaborate with cross-functional teams to set and align on machine learning platform strategies to meet company objectives
  • Deliver best-in-class technical approach and problem analysis documents
  • Impact key company objectives by working closely with Product to refine our roadmap
  • Build/maintain reports, dashboards, and metrics to monitor the performance of our products
  • Mentor junior team members helping them to grow their skills and expertise
  • Drive key architectural decisions and contribute to our ML platform architecture and strategy
  • Act as a data evangelist to create a data-driven culture across the company and provide mentorship/feedback to analysts and other data-minded stakeholders

Qualifications

  • BA/BS in Math, Statistics, Physics, Computer Science, or other quantitative fields
  • Advanced degrees preferred but not required, e.g. PhD or Masters of Physics, CS, Stats, etc.
  • At least 10 years experience doing quantitative analysis, modeling and pushing ML into production
  • Advanced statistical techniques and concepts (regression, properties of distributions, statistical tests and proper usage, or similar) and experience with applications
  • Deep understanding of machine learning techniques (clustering, decision tree learning, artificial neural networks, or similar) and their real-world advantages/drawbacks
  • Strong communication and presentation skills
  • Expert level fluency using languages like Python & SQL to manipulate data and draw insights from large data sets
  • Working knowledge of common web/mobile architectures, data pipelines, CI/CD processes, etc.
  • Strong understanding of DBT or other similar data transformation/organization methodologies
  • Strong understanding of the dynamics around two-sided marketplaces and/or other complex business models, with an emphasis on product acumen
  • Experience with BI tools (e.g. Mode, Tableau, Looker)

Skills

Required:BA/BS in Math, Statistics, Physics, Computer Science, or other quantitative fields10+ years quantitative analysis / ML production experiencePythonSQLDBT or data transformation methodologies
Nice to have:Advanced degrees (PhD or Masters)Experience with BI tools (Mode, Tableau, Looker)

Benefits

  • A variety of medical, dental, and vision plans with coverage beginning on the date of hire
  • Flexible paid time off
  • At least 8 paid company holidays annually
  • Home office stipend
  • Phone stipend
  • Commuter stipend
  • Supplemental pay on qualified leaves
  • Employee health savings accounts (HSA) contribution
  • Flexible spending plans
  • 401K plan
  • Perkspot - discount program through Lumity
Last updated Sep 30, 2026. Interested? Apply on the company site.
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About Instawork

A flexible work app that connects businesses with hourly workers.

Instawork is the on-demand staffing app for hourly workers and hospitality businesses. Our vision is to create economic opportunity for local businesses and professionals, globally. Workers need a better way to find great local jobs and businesses need a better way to find quality workers fast.

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