Teams at DuckDuckGo

Drive product and business impact through statistical modeling, experiment design, Bayesian marketing analysis, machine learning, NLP, LLM applications, and classifier implementation. Build growth metrics, monitoring pipelines, evaluation datasets, and AI trigger systems across search and Duck.ai. Analyze privacy-constrained data, deploy production-grade models, optimize SQL queries, and lead complex projects from scoping through production with minimal direction.

As a Senior Backend Engineer at DuckDuckGo, you'll lead backend projects, mentor engineers, and develop AI-enhanced features for the company's privacy-centric product line.

Manage paid media and app acquisition campaigns across Google, Microsoft, Apple, and other channels. Plan, execute, test, optimize, and analyze campaigns to drive profitable user and subscriber growth. Lead incrementality testing, creative experimentation, channel expansion, app economics modeling, and spend optimization. Own high-priority marketing projects and communicate recommendations using data, experimentation, and strategic judgment.