CareerPlan

Machine Learning Researcher

LondonFull-time$20k–$100k2026-10-31 → 2026-11-09
No visa sponsorship

Core

Build privacy-preserving and decentralized machine learning systems for Brave Web Browser ad targeting and malware detection.

Role type

Senior IC machine learning engineer (adtech/security)

Builds

Brave Web Browser features (ad targeting, malware detection)

Domain

Internet / Adtech / Security

Deliverable

production ML models

Required skills

Privacy-preserving ML, Decentralized ML, Adtech, Logistic Regression, Decision Trees, Random Forest, Naive Bayes, Clustering, Statistical analysis, Predictive modeling, Data pipeline automation, Hadoop (Hive/Impala), Distributed pipelines (Airflow/Luigi)

Preferred skills

JavaScript, C++, Python, Java, C#, Ph.D. in Computer Science

Technologies

Brave Browser, Hadoop, Hive, Impala, Airflow, Luigi

Responsibilities

Implement data-driven products, create and deploy ML pipelines, perform statistical tests and model validation, automate statistical processes

Seniority

Senior, hands-on IC