André Fernandes

Machine Learning Engineer / Data Scientist

Basic Information

Birth date
04-09-1997
Nationality
Portuguese (C1 English level)
University
University of Porto - Faculty of Engineering
Degree
MSc Computer Engineering
Erasmus
VSB - Technical University of Ostrava
Email
fernandoandre49@gmail.com

Academics and Experience

2018

Jumpseller - Machine Learning Engineer

Recommendations for multiple e-commerce shops - NLP pipelines on AWS Sagemaker/Glue - Word embeddings with Word2Vec - Tensorflow. Online real-time session-based GRU4REC with MlOps setup.

2021

Farfetch - Machine Learning Engineer

Recommendations in the fashion industry - ETL pipelines on Azure Databricks - Personalised fashion outfits via an LSTM Tensorflow model - Model serving with Gunicorn, Docker, MLFlow and Kubernetes - Batch processing via Spark. Matrix factorization + serving dot product recommendations.

2023

Revolut - Data Scientist

Fincrime department - CNP transactions fraud detection - Gradient Boosting regression trees via lightgbm - Classification scenario and data analysis and reporting with pandas.

2024

Tripadvisor - Senior Machine Learning Engineer

Langchain/Langraph agent for creating a travel assistant bot - NLP pipelines with sentence embeddings - LLM-as-judge evaluations - Entity matching from LLM free text.

Skills

Tech
  • Python
  • Data-science libraries Tensorflow, Numpy, Pandas, etc...
  • Docker + Kubernetes
  • Langraph/Langchain
  • Relational (PostgreSQL/MySQL) + Non Relational (MongoDB/DynamoDB) + Vector (Vespa.ai, Qdrant) DBs
Extra
  • AlumniEI FEUP
  • Google Hash Code(2016/2019/2020)
  • Make It or Break It 2018
  • Porto Circular 101
  • RUTIS Volunteer Professor
  • Banco Alimentar contra a Fome
  • JobIT