Allan Barcelos
Lead Data Scientist
Rio Grande do Sul, Brazil
Summary
👤
Senior🎓
Top SchoolAllan Barcelos is a Lead Data Scientist with 10 years applying AI/ML across payments, customer experience, and fraud, currently driving innovation at ADP from Rio Grande do Sul, Brazil. He blends hands-on model development (NLP, LLMs, agents, generative AI) with product strategy and building standardized LLM infrastructure to accelerate experimentation and productionization. Previously he led cross-functional teams at PicPay and ADP, designed graph- and ML-driven features, and advised senior leadership with automated reporting and data-driven roadmaps. An experienced educator and mentor, he teaches postgraduate courses and mentors on Codementor, coupling academic rigor (Master’s in Applied Computing; PhD work in AI) with pragmatic delivery. Notably, he routinely translates research into production systems, balancing innovation, governance, and measurable client impact.
9 years of coding experience
10 years of employment as a software developer
Master's of Applied Computing Artificial Intelligence, Master's of Applied Computing Artificial Intelligence at UnisinosDoctor of Philosophy (PhD) Artificial Intelligence, Doctor of Philosophy (PhD) Artificial Intelligence at Pontifícia Universidade Católica do Rio Grande do Sul
English, Spanish, Portuguese
Stackoverflow
1reputation
0reached
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Github Skills (16)
genetic7
genetic-algorithm7
machine-learning4
data-science4
api-client4
feature-selection4
optimization4
wrapper4
evolutionary-algorithms4
api3
automl3
trello3
python3
package2
scikit-learn2
Programming languages (2)
Github contributions (5)
albarsil/geneticml
Dec 2021 - Mar 2022
A simple and lightweight genetic algorithm for optimization of any machine learning model
Contributions:14 releases, 45 commits, 3 PRs in 2 months
data-sciencegeneticevolutionary-algorithmsoptimizationmachine-learning
albarsil/bert-textclassification
Sep 2022 - Oct 2022
Contributions:16 commits, 6 pushes in 23 days
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