Daniel Ruiz, Developer in Hamburg, Germany
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Daniel Ruiz

Verified Expert  in Engineering

Data Scientist and Machine Learning Developer

Location
Hamburg, Germany
Toptal Member Since
July 21, 2022

Daniel is a data scientist who enjoys leveraging machine learning to guide decisions and make companies more efficient. Holding an MSc in data science and business analytics and a BSc in economics with a heavy load of statistics and econometrics, he is always eager to learn and be challenged. Over the years, Daniel has accrued experience in different sectors, like finance, healthcare, and education, and over multiple geographies, including North America, South America, and Europe.

Availability

Part-time

Preferred Environment

Python 3, PyTorch, TensorFlow

The most amazing...

...thing I've done was developing machine learning engineering solutions for a flagship project and setting up an MLOps process used by dozens of data scientists.

Work Experience

Senior Analyst in Analytics

2020 - 2022
Avanade
  • Leveraged the Azure Machine Learning Studio to develop artificial intelligence and machine learning (AIML) models.
  • Developed MLOps processes using Azure DevOps and Git Repos to build reusable, controllable solutions.
  • Created custom documentation for a client company.
Technologies: Azure, Python 3, Databricks, Machine Learning, Artificial Intelligence (AI)

Stock Forecasting using Twitter API and Sentiment Classification

https://github.com/thegitofdaniel/msc-thesis-nlp-twitter
A python-based solution that
• mines data using the Twitter API;
• conducts sentiment analysis using noisy labels; and
• models company sentiment and stock market performance using different methods.
2018 - 2020

Master's Degree in Data Science and Business Analytics

Bocconi University - Milan, Italy

2014 - 2017

Bachelor's Degree in Economics

University of Sao Paulo - Sao Paulo, Brazil

APRIL 2022 - PRESENT

CFA Certificate in ESG Investing

CFA Institute

OCTOBER 2020 - OCTOBER 2022

Microsoft Certified: Azure Data Engineer Associate

Microsoft

OCTOBER 2020 - OCTOBER 2022

Microsoft Certified: Azure Data Scientist Associate

Microsoft

Libraries/APIs

TensorFlow, PyTorch

Paradigms

Data Science

Languages

Python 3, Python

Platforms

Azure, Databricks

Other

Machine Learning, Bayesian Statistics, Econometrics, Predictive Modeling, Artificial Intelligence (AI), Data Engineering, Environmental, Social, and Governance (ESG), Statistics, Programming, Time Series, Data Mining, Text Classification, Sentiment Analysis

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