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Rueben Alvarez

Data scientist en machine learning engineer

Works remotely from Amsterdam

  • 52.3728
  • 4.8936
  • Suggested rate €600 / day
  • Experience 2-7 years
Propose a project The project will begin once you accept Rueben's quote.
Propose a project The project will begin once you accept Rueben's quote.

Location and workplace preferences

Amsterdam, Nederland
Remote only
Primarily works remotely


Project length
  • ≤ 1 week
  • ≤ 1 month
  • Between 1-3 months
  • Between 3-6 months
  • ≥ 6 months
Business sector
  • Consulting & Audits
  • Culture
  • Digital & IT
  • E-commerce
  • Energy & Utilities
+22 autres
Company size
  • 1 person
  • 2-10 people
  • 11 - 49 people
  • 50 - 249 people
  • 250 - 999 people
+2 autres


Freelancer code of conduct signed
Read the Malt code of conduct

Verified email


  • Afrikaans

    Native or bilingual

  • Engels

    Native or bilingual

  • Nederlands

    Native or bilingual

  • Spaans



Skills (47)

Rueben in a few words

The search for mindful approaches to complex situations using factual data fascinates me. Working in different industries taught me how to adapt rapidly to new situations. I like to work at a fast pace and maneuver quickly.

Heading towards a sustainable and open-minded future is something I’m very passionate about and hope to achieve with my work.


Herzblut B.V.



July 2021 - Today (11 months)

Effect Healthcare


Amsterdam, North Holland, Netherlands

March 2021 - Today (1 year1 year and 3 months)

We make clinical pathways understandable, insightful, and useful in daily practice by providing mapping, analytics, simulation, and benchmarking capabilities which ultimately enables the transition to value-based healthcare.



February 2021 - September 2021 (7 months)

Rueben Alvarez B.V.

Owner  - As a freelancer

Amsterdam, North Holland, Netherlands

August 2017 - September 2021 (4 years4 years and 1 month)

➤ Startup founding ➤ Tech business development ➤ Machine Learning & Data Science solutions ➤ Software development ➤ Tech consulting

Ajar A.I. Consulting

Co-Owner & Artificial Intelligence Consultant  - As a freelancer


January 2019 - January 2021 (2 years2 years)

➤ Business development ➤ Artificial Intelligence (AI) consultancy ➤ Machine Learning engineering We strive to help others understand the benefits of AI, and use it to their advantage. Keeping the expert knowledge saved in algorithms, no matter where your company or your employees go. We believe that embracing machine learning in any core business is necessary to prepare for the world of tomorrow. By enhancing your business with sustainable solutions & mindful development.


Data Scientist | Machine Learning Expert

March 2019 - April 2020 (1 year1 year and 1 month)

➤ Researching and engineering machine learning & deep learning algorithms to create Artificial Intelligence products ➤ Business development and client acquisition ➤ Cleaning, preprocessing and visualizing data I've worked with numerous supervised and unsupervised techniques, such as Neural networks | regression | classification | clustering algorithms | dimensionality reductions (PCA, LDA) Moreover, I've extensively studied and worked with the newest deep learning methods. Specifically working with complex sentence and word embeddings to create a deeper understanding of language, for instance, to create smarter chatbots. Methods such as ULMFiT | BERT | ELMo | (m)USE | spaCy Furthermore, I've worked with deep learning computer vision methods such as OpenCV to train and classify and process objects and text in images.


Data Analyst | AI specialist  - As a freelancer

Amsterdam Area, Netherlands

August 2017 - August 2018 (1 year1 year)

➤ Data analysis ➤ Implementing state of the art machine learning techniques

Spotzer Media Group

Campaign Manager

September 2012 - August 2013 (11 months)

➤ Social media campaign manager ➤ Copywriter ➤ Graphics designer