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Javier Sáez GallegoJS

Javier Sáez Gallego

Data Scientist & Machine Learning

€400/day
A Coruña, ES
8-15 years

Average response time: 1 hour

About Javier

Hola, soy Javier Saez,

Data scientist con 8+ años de experiencia en proyectos relacionados con datos, machine learning y programación.

Muy brevemente, mi experiencia se podría resumir en:

- 3 años trabajando como data scientist & ML en una startup, con imágenes por satélite, computer vision, algoritmos geo-espaciales, backend developer, bases de datos e ideación de producto
- 1 año como consultor y freelance, desarrollando backends para apps, y con prototipos de varios productos, por ejemplo, predicción de fallos en fábricas.
- 2 años como ingeniero de garantías de turbinas eólicas, prediciendo producciones futuras.
- 3 años de doctorado en la Universdad de Copenhague, investigando sobre nuevas técnicas de forecasting y optimización aplicadas a mercados eléctricos

Dicen de mi que soy cuidadoso, organizado, hago buen código, aprendo rápido y siempre me enfoco en entregar la solución adecuada. Me gusta la comunicación abierta y sincera, así que, hablemos!

¿En qué puedo ayudarte?

- Todo relacionado con datos: extracción, limpieza, guardado, automatizado... data engineer.
- Desarrollo de productos de machine learning: predicción de series temporales, computer vision, deep learning, LLM, lo que sea. Empezamos por un prototipo y análisis de viabilidad, hasta despliegue en la nube.
- Desarrollo de APIs y backend
- Prototipo de aplicación web
  • Spanish

    Native or bilingual

  • English

    Fluent

Remote only
Primarily works remotely

Experience

  • Reforestum
    Senior Data Scientist
    June 2019 - Today (7 years and 1 month)
    Contributed to defining and developing key-company products with a data centric perspective, ranging from deploying machine learning models, implementing geospatial algorithms, and building APIs and data ingestion pipelines. More details are below:
    - Co-define a forest monitoring product that leverages near-real-time satellite images to enhance the transparency of the carbon credits. Develop and deploy machine learning models in production in a Kubernetes cluster.
    - Develop a geospatial splitting service to support the company's core product of collaborative reforestation.
    - Implement several data ingestion pipelines to process voluntary carbon market data.
    - Support various web app developments and company tasks by deploying APIs, managing databases, and creating dashboards.
  • Minsait
    Senior Data Specialist
    January 2020 - April 2020 (3 months)
    A Coruña, Spain
    As a consultant, I contributed to identifying potential business cases where machine learning models could bring value to the clients. On a practical level, I participated in the research, development, and implementation of predictive maintenance models of ATMs for one of the biggest banks in Europe. Developed dashboards and interactive graphs.
  • TecdeSoft Automation
    Data Scientist
    September 2019 - December 2019 (3 months)
    I was responsible for creating business value with available data from existing clients, focusing on data-driven actions. I worked on two projects: predictive maintenance of factory areas and optimal scheduling of hydroelectrical power plants. As the first data scientist in the company, I was also responsible for teaching my colleagues the principles of data science and machine learning.

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Education

  • MSc Mathematical Modelling and Computation
    Danmarks Tekniske Universitet
    2012
    MSc Mathematical Modelling and Computation
  • Licenciado, Ciencias y Técnicas Estadísticas
    Universidad de Valladolid
    2011
    Licenciado, Ciencias y Técnicas Estadísticas

Skill set (19)

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