Machine Learning Engineer

Full-time
On-site
$125,000-250,000/yr
San Mateo, CA

Benefits

Equity / Stock Options
Health Insurance
Paid Time Off (PTO)
Flexible Working Hours

Job description

We’re seeking Machine Learning Engineer to join our team.


Responsibilities:

  • Design, develop, and maintain robust and scalable software applications using Python.
  • Create, tune, and implement custom machine learning models and embeddings to enhance product capabilities.
  • Collaborate with cross-functional teams to define, design, and ship new features.
  • Participate in code reviews, testing, and debugging to ensure high-quality software delivery.
  • Develop backend components to improve responsiveness and overall performance.
  • Troubleshoot and resolve software defects and issues.
  • Contribute to all phases of the development lifecycle, from concept and design to testing and deployment.
  • Stay updated with the latest industry trends and technologies to bring innovative solutions to the team.

More information

Minimum education level

Master's

Experience level

Senior (5-7 years) · Expert and leadership (9+years)

Job skills

Python

Machine Learning

Deep Learning

MLOps

Cloud Platforms

Startup Development

Startup Environments

Company overview

company-logo
Cognistack

IT Services and IT Consulting·11-50 employees

At Cognistack, we deliver more than talent—we deliver the future. We specialize in connecting high-growth startups and innovation-driven enterprises with elite talent across AI/ML, core engineering, cloud, cybersecurity, and enterprise technology. Our approach is consultative, agile, and built for scale—designed to help companies grow faster, hire smarter, and build transformational teams. Whether you're scaling your engineering org, launching a disruptive SaaS product, or expanding your digital infrastructure, Cognistack provides the recruiting power to help you hire at the speed of innovation. 🚀 Our Focus We are core startup recruiters with a sharp focus on: • Artificial Intelligence & Machine Learning • Cloud, DevOps, and Platform Engineering • Robotics & Data Infrastructure • Cybersecurity & Data Privacy • Workday & Enterprise ERP • Fintech & Digital Health We work with clients across Series A to Fortune 500, providing permanent, contract, and embedded recruiter solutions. 🔹 Why Cognistack? You need more than resumes. You need a partner who understands technology, culture fit, and the urgency of building in real time. Our recruiters come from technical and startup backgrounds, allowing us to: • Speak the language of engineers and founders • Deliver qualified shortlists in days—not weeks • Build long-term pipelines, not one-time hires We combine next-gen sourcing tools with trusted industry relationships to help you hire fast—without compromising quality.