Technical Lead Machine Learning Engineer

Harnham; New York (NY); Remote; USD 300,000 - 350,000; Full time

Job summary

An innovative tech company is seeking a Technical Lead Machine Learning Engineer to spearhead the development of cutting-edge AI solutions. This role focuses on building and scaling machine learning products with an emphasis on ad optimization and recommendation systems. You will collaborate with top professionals in the field, leveraging vast behavioral datasets to create impactful AI products. This fully remote position offers a competitive salary, meaningful equity, and the chance to shape the future of AI in a dynamic environment. If you're passionate about machine learning and eager to drive innovation, this opportunity is perfect for you.

Benefits

Meaningful Equity

Financial Upside

Fully Remote Work

Hybrid Options in Major Cities

Qualifications

• Proven experience building and deploying machine learning systems in a commercial setting.
• Strong background in AdTech or recommender systems with a clear understanding of personalization.

Responsibilities

• Design and deploy end-to-end machine learning models focused on ad optimization.
• Develop ML pipelines that leverage rich behavioral signals for user value.

Skills

Machine Learning Engineering

AdTech

Personalization

Recommender Systems

MLOps

CI/CD

Python

AWS

Education

MSc in STEM

PhD in STEM

Tools

Airflow

Spark

SQL

Scala

Kubernetes

MLFlow

TensorFlow

Job description

Technical Lead Machine Learning Engineer

Technical Lead Machine Learning Engineer

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This range is provided by Harnham. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.

Base pay range

$300,000.00/yr - $350,000.00/yr

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Building AI/ML & Data/Software Engineering Teams Across The US

Technical Lead Machine Learning Engineer

Remote

Up to $350,000 + Equity

Company:

A fast-growing, mission-driven tech company in the behavioral modeling and personalization space is seeking a Senior Staff/Technical Lead Machine Learning Engineer to join and lead a team. Their platform leverages one of the largest consented behavioral datasets in the US to deliver private-by-design AI solutions for top global brands and platforms.

The team is made up of seasoned ML professionals from Top Companies, and they are partnered with major cloud providers to bring novel AI products to market. This role will be central to building and scaling ML-powered products, with a focus on ad optimization and recommendation systems.

Role:

• Design, build, and deploy end-to-end machine learning models focused on ad optimization, personalization use cases and recommendation systems.
• Develop ML pipelines and production systems that leverage rich behavioral signals to drive user value and business ROI.
• Partner with product and R&D teams to ideate and execute on high-impact, ML-first product strategies.
• Lead experimentation and model evaluation in a fast-paced, data-rich environment.
• Contribute to the development of scalable infrastructure using tools like Airflow, Spark, and CI/CD platforms.
• Work cross-functionally to bring zero-to-one ML products to market and continuously refine them post-launch.
• Stay on the pulse of emerging ML techniques in RecSys, behavioral modeling, and model optimization.

Requirements:

• MSc or PhD in a STEM field.
• Proven experience building and deploying machine learning systems in a commercial setting.
• Strong background in AdTech or recommender systems (RecSys) – with a clear understanding of personalization, targeting, or user intent modeling.
• Hands-on experience with orchestration tools (Airflow, Bazel), data infrastructure (Spark, SQL, Scala, or Python).
• DevOps knowledge including CI/CD best practices and production model monitoring.
• Familiarity with cloud platforms (AWS, Databricks) and ML tooling (MLFlow, TensorFlow, Kubernetes).
• Strong collaboration and communication skills, with a product-oriented mindset.
• A bias toward action and a "roll up your sleeves" attitude—ideal for a dynamic startup environment.

Salary and Benefits:

• Meaningful Equity & Financial Upside
• Fully Remote (with hybrid options in Boston, SF Bay Area, Seattle, NYC)

How to Apply:

Please register your interest by submitting your CV via the Apply link on this page.

Desired Skills and Experience:

Machine Learning Engineering, AdTech, Personalization, Recommender Systems, MLOps, CI/CD, Airflow, Spark, Python, AWS

Seniority level

• Seniority level

  Mid-Senior level

Employment type

• Employment type

  Full-time

Job function

• Job function

  Analyst

• Industries

  Software Development

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