Senior Machine Learning Engineer (AdTech)

Join our Data Science Engineering team as a Senior Machine Learning Engineer, focusing on optimizing real-time bidding strategies and auction mechanics in the AdTech industry. You will analyze and improve existing models, develop new features, and support our core models. Enjoy a comprehensive benefits package, including a 401(k) match, medical plans, tuition reimbursement, and more.

• Analyzing and optimizing real-time bidding strategies and online auction mechanics to improve ad budget efficiency.
• Developing new or improving existing models of event predictions, including feature engineering for multiple machine learning models.
• Supporting existing codebase for data integration and production support for core models, ensuring smooth operation.

• 5 years minimum of experience in machine learning/data science
• Algorithms and Data Structures (e.g., sorting, search tree, binary heap, trie; time & mem complexities of algorithms)
• Advanced knowledge of Python using standard DS packages (numpy/pandas/scikit, etc.); Being able to optimize and speed-up code
• Key Skills: Python, Algorithms, Optimisation, NLP, Data Mining, Statistical Analysis, Neural Networks, Generalised Linear Regression, Multiclass Classification, Java, R
• 3+ years of RTB Auction or similar online technologies
• Probability and Statistics (e.g., hypothesis testing; Markov process and its stationary distributions, stochastic matrix and its properties; Bayesian inference)
• ML & DS (e.g., dimensionality reduction, geometry of PCA / SVD and of L1 / L2 regularisation, Decision trees and their ensembles, collaborative filtering, Thompson sampling / MCMC, Neural Networks, etc.)