Smadex is a leading advertising technology company founded in Barcelona in 2011 and sold to American-based and stock-listed Entravision in 2018 (NYSE::EVC). We are one of the top mobile ad-tech companies in the world and the largest Demand Side Platform (DSP) based in Europe, with our revenues over +$100M and consistently growing +40% YoY over the past years.
Our mission is to continue to improve our ad-tech platform to help our clients achieve their programmatic advertising campaign goals, and we want to give our employees a job they'll love, where they will be challenged to improve results through real-life engineering and data analysis and where everyone's implication has an impact.
Are you ready to be part of the new unicorn? Keep reading
What will you do:
- As a SeniorMachine Learning/Staff Engineer you will be part ofall the major architectural decisions and developmentswe make on our algorithms, especially in our deep neural network algorithms
- You will be responsible for developing new features,



measuring the performance and improving our pipelines.Our ML Engineer role combines the classic "ML Scientist" and "Data Engineer" role at other companies
- You will also play an analytical role researching, designing, implementing, and deploying full-stack scalable data analytics and machine learning solutions to challenge business issues, as well as working closely with our Tech and Ops team
- You will work onunique modeling challenges not covered in the scientific literature, like extreme positive sample sparsity and labelling delay.
- Analyze data from different sources and provide actionable insights to business and engineering stakeholders

What you need to have:
- 5+ years of relevant experience in Data science positions
- Very strong coding ability: Python, Scala, Java
- Proficiency in building high-performance algorithms in production
- Proficiency in solving problems
- Knowledge of advanced statistical techniques and concepts (regression, properties of dis

📌 Senior Machine Learning/Staff Engineer (Barcelona)
🏢 Smadex Slu
📍 Barcelona