Lead the development of next-gen machine intelligence for real-time bidding and auction mechanics at adjoe, a global adtech platform. Design and deploy production-ready reinforcement learning and optimization algorithms to scale advertiser ROI, platform health, and user relevance across 770M+ users. Translate cutting-edge research into high-performance, low-latency systems while mentoring cross-functional teams and shaping technical direction.
Key Highlights
Build foundational algorithms for real-time bidding, budget pacing, and allocation using reinforcement learning, optimization, and control theory
Own the full lifecycle of AI systems—from research translation to ultra-low-latency production deployment (sub-millisecond latency)
Work with 770M+ user behavioral and transactional data to optimize high-dimensional Bayesian inference and sparse advertising data
Key Responsibilities
Design and implement production-grade auction mechanisms and real-time bidding engines using reinforcement learning and optimization theory
Translate peer-reviewed research into scalable, low-latency algorithms serving tens of thousands of requests per second
Collaborate with Product Managers and Engineers to define mathematical objective functions aligning business goals with technical constraints
Lead architectural debates and mentor junior scientists in high-load, distributed systems environments
Optimize large-scale Bayesian inference pipelines for sparse, high-dimensional advertising data using distributed architectures
Technical Skills Required
Reinforcement Learning
Optimization (Objective-Based)
Python
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Benefits & Perks
Relocation support to Hamburg, Germany
Global team with diverse backgrounds (40+ countries)
Impactful work scaling systems for 770M+ users
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Nice to Have
Experience in adtech, marketplaces, or high-frequency trading
Expertise in control theory applied to bidding/pricing strategies
Knowledge of Trino, Athena, or GPU-accelerated distributed systems
Job Description
adjoe builds the technologies behind mobile app growth and monetization, challenging the status quo of adtech by redefining how apps acquire users and generate revenue. Our two products, Playtime Arcade and adjoe Ads, sit at opposite ends of the mobile advertising spectrum: rewarded engagement and programmatic in-app advertising. Together they run on , connecting advertisers, publishers, and hundreds of millions of users, with one goal: making mobile advertising work better for everyone in the ecosystem.
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