Customer Description:
The customer is a integral mobility and urban services platform providing transportation and other on-demand services through a digital marketplace.
Project Description:
The work spans deep learning model development, large-scale geospatial data pipelines, and low-latency production serving. The candidate will measure the impact through offline evaluation metrics and the results of online experiments
Project Phase:
ongoing
Soft Skills:
- Ability to influence teammates and cross-functional stakeholders effectively.
- Curious and improvement-oriented mindset with a willingness to challenge existing approaches.
- Excellent ability to communicate complex technical findings in a clear and concise manner.
Hard Skills / Must Have:
- 5+ years of machine learning engineering experience building and deploying deep learning models in production.
- Experience building regression, forecasting, or other supervised machine learning systems for production prediction tasks.
- Expert-level proficiency in Python and its core data science libraries (e.G., PySpark, Pandas, NumPy, Scikit-learn, PyTorch;
gradient-boosting libraries such as CatBoost/XGBoost/LightGBM).
- SQL.
- Ability to design an ML system from scratch, including data analysis and processing.
- Experience translating business goals into ML problems with appropriate metrics and non-functional requirements.
- Experience designing and evaluating ML experiments.
- Experience with MLOps tools.
- Experience working with large-scale geospatial and behavioral datasets.




- Experience deploying models to production on ML serving infrastructure and optimizing for latency, and awareness of concept drift and how to detect and manage it.
- Comfort working with large-scale geospatial and behavioral data (e.G., GPS traces, H3 spatial indexing)
Hard Skills / Nice to Have (Optional):
- Academic background in Computer Science, Mathematics, or a related discipline.
- Experience with travel time prediction, traffic estimation, or routing quality.
- Experience with open-source routing engines.
- Knowledge of map matching, speed profiles, road graph tiles, and historical traffic.
- Experience with mapping, location, or geospatial products.
- Experience building products for developing markets.
- Experience with cloud data and machine learning platforms.
Responsibilities and Tasks:
- Design and build machine learning models to improve routing and travel time prediction.
- Develop traffic estimation models using large-scale GPS data.
- Implement map-matching solutions for noisy GPS data.
- Improve travel time calculation, smoothing, and rerouting logic.
- Translate routing objectives into machine learning objectives and evaluation metrics.
- Lead offline and online model evaluation activities.
- Collaborate with backend engineers to deploy low-latency production models.
- Partner with product and operations teams to define new features and requirements.
- Own the production ML lifecycle, including serving, monitoring, drift detection, and retraining pipelines.

📌 Senior Routing Ml Engineer (Madrid)
🏢 Bonapolia
📍 Madrid