Senior Machine Learning Engineer

Stack

Responsibilities

• ▹Take end-to-end ownership of machine learning problems from concept to production
• ▹Design, build and deploy predictive models (e.g. pricing, bidding, optimization, forecasting)
• ▹Develop scalable feature engineering and data pipelines for large-scale datasets
• ▹Define experimentation frameworks (A/B testing, offline validation, model comparison)
• ▹Ensure production-grade MLOps: monitoring, retraining, drift detection, reliability
• ▹Collaborate closely with DevOps, Product and Engineering teams to align ML with business impact
• ▹Quantify model impact on revenue, margin and performance KPIs
• ▹Contribute to long-term ML architecture and best practices

Requirements

• ▹5+ years of experience in machine learning / applied ML roles with production ownership
• ▹Proven track record of deploying and maintaining ML systems in real-world environments
• ▹Strong Python skills (e.g. pandas, scikit-learn, PyTorch/TensorFlow)
• ▹Solid knowledge of statistics, experimentation design and model evaluation
• ▹Experience working with large-scale datasets and performance-critical systems
• ▹Understanding of MLOps principles (model lifecycle, monitoring, CI/CD integration, retraining pipelines)
• ▹Strong problem-ownership mindset - ability to independently structure ambiguous challenges
• ▹Ability to translate business trade-offs into modeling decisions

Nice to have

• ▹Experience in AdTech, marketplaces or auction-based systems
• ▹Experience working in high-scale, real-time systems

What we offer

• ▹Comfortable environment, challenging tasks, long-term interesting project
• ▹20 covered vacation days
• ▹Top-notch equipment
• ▹Professional bookkeeping support
• ▹Caring, supportive HR team

About the company

Globaldev Group powers the VIS.X programmatic advertising platform.