Mauricio Lelis

Mauricio Lelis

Data scientist / ML engineer

About

web sources + resume
SUMMARY
Brazil-based data scientist and machine learning engineer who served as a Senior Data Scientist at Nestlé, designing ML systems on Azure Machine Learning and Databricks with MLflow/MLOps. theorg.com 1expertmedium proof

Web sources + resume claims.

100%
Confirmed
3 / 3 via third-party
1
Roles
Career arc entries
0
Awards
Formal honours
0
Press features
Major-outlet coverage
0
Quotes
Verbatim from interviews
1
Sources
1 distinct domains

Report

professional-data verification
Collected
2026-05-14
Purpose
professional-data verification
Approx. age
not estimated
Location
not established
Total experience
not computed
Languages
not listed

Hiring assessment

6 role-fits · 2 risks

LLM judgment on best-fit roles, bounded by available evidence.

BEST FIT
Senior Data Scientist

Also a strong fit

Machine Learning Engineer (MLOps)Applied ML EngineerAI/ML Solutions ArchitectData Science ConsultantCloud Data Engineer (ML focus)

7+ years in data science/ML across ACP Group and Nestlé, with hands-on Azure ML, Databricks and MLflow CI/CD experience, fit roles that require building and operationalizing models at scale. Latin America big-data context and stakeholder communication at Nestlé align with senior IC roles and customer-facing solution architect work.

Risks & gaps

Most roles and achievements are self-reported on LinkedIn; limited third-party corroboration beyond The Org for the Nestlé title.
self-reported
No concrete shipped artifacts, case studies, or external publications in evidence, reducing external validation of impact.
self-reported

Work Experience

1 confirmation

Web sources + resume claims.

N
NestléVerified
Sr. Data Scientist
Feb 2023 – Nov 2024
Designed and maintained ML models on Azure Machine Learning/Azure AI and Databricks with MLflow-driven CI/CD in a big-data context serving Latin America.
JD1 colleague confirmed
theorg.com 1expert medium proof

Photo gallery

Card images from confirmed sources where the subject is featured. Click any tile to open the source page. Not face- verified — some thumbnails may be article hero shots that show another person.

Personal sites

1 site

Web properties the subject controls — blog, bio domain, project landing page.

Inbound mentions

1 mention

Verbatim quotes about the subject from third-party sources.

General mentions

1 of 1 unsigned mentions (no specific author attributed).

Mauricio Lelis is a seasoned Data Scientist and Machine Learning Engineer with extensive experience in data-driven innovation and technical pre-sales.
theorg.com

Reputation signals

Synthesised from web sources.

  • Listed by The Org as a Senior Data Scientist at Nestlé (Brazil). theorg.com 1expertmedium proof

LinkedIn + Resume summary

LLM-distilled, not verbatim

Senior ML Engineer & Data Scientist | MLOps/LLMOps | Multicloud (Azure, GCP, AWS)

Brazil · +55 71 992385072 · mjlelis@gmail.com · https://linkedin.com/in/mjlelis

Senior ML engineer and data scientist specializing in MLOps/LLMOps and productionizing models at enterprise scale. Builds multicloud ML platforms and CI/CD pipelines, recently delivering in retail and CPG across Brazil and Latin America. Background spans data engineering, experimentation, and deploying LLM applications with Azure, GCP, Databricks, Kubernetes, and MLflow.

Key skills
MLOps and LLMOpsEnd-to-end ML pipelines & CI/CDDatabricks & PySparkAzure ML & Vertex AIDocker & KubernetesFeature stores & model monitoringA/B testing & experiment designSnowflake & ETL pipelinesNLP/LLMsGovernance & model observability
Notable
  • Lifted model accuracy by 20% using ensemble methods.
  • Reduced operational costs 15% by optimizing data workflows.
  • Automated pipelines cut processing time by 30% end-to-end.
  • Established Azure–Databricks CI/CD and MLOps for LATAM-scale workloads at Nestlé.
  • Ran controlled experiments informing dynamic pricing and B2B recommendation rollouts.
  • Delivered LLM-driven retail apps for service automation, recommendations, and inventory optimization at C&A.
Experience
Senior Machine Learning Engineer – MLOps/LLMOps Specialist · C&A Fashion
Jun 2025 – Present · Brazil

Leads MLOps/LLMOps, building CI/CD pipelines, Kubernetes-based deployments, monitoring, and LLM applications to scale retail ML products across clouds.

Senior Machine Learning Engineer / Data Scientist · Heineken
Nov 2024 – Jun 2025 · Brazil

Built and automated multicloud ML pipelines with Docker/Kubernetes, governance and monitoring, and ran A/B tests supporting dynamic pricing and product pilots.

Sr. Data Scientist · Nestlé
Feb 2023 – Nov 2024 · Latam

Delivered ML models and Azure–Databricks MLOps CI/CD for LATAM-scale data, and validated B2B recommendation impact through structured A/B testing with business teams.

Data Science and Machine Learning – Innovation and Technical Pre-Sales · ACP Group
Apr 2016 – Feb 2023 · Brazil

Led technical pre-sales, building ML prototypes and pipelines on Azure/GCP, running POCs, and partnering with sales to close data-driven opportunities.

Product Strategist | Business Development · Ciberian
Mar 2015 – Feb 2016

Analyzed markets with data and recommended product strategy changes to reduce risk and grow revenue.

Head of User Experience · Allgures UX Education
Aug 2010 – Jan 2015 · Greater Salvador

Taught introductory interaction design courses and hands-on UX workshops.

Sr. Information Architect, UX & Usability Consultant · Usability, UX and Information Architecture Consultant
Jan 2009 – Jan 2015 · Brazil

Consulted on usability, information architecture, and UX for complex multi-platform digital projects.

Education
The Johns Hopkins University
Specialization, Executive Data Science · Data Science · 2019
University of Michigan
Applied Data Science with Python Specialization · Data Science · 2019
Universidade do Sul de Santa Catarina
Matemática - Bacharelado · Mathematics and Computer Science · 2018–2021
Universidade Federal da Bahia
Design (Desenho Industrial – Programação Visual) · Design · 2001–2005
Faculdade Ruy Barbosa
Bacharel · Psychology · 2012
Certifications
Google Professional Machine Learning EngineerAWS Knowledge: Security ChampionConfluent Fundamentals AccreditationGoogle Cloud Fundamentals: Core InfrastructureMicrosoft Azure for Data EngineeringConvolutional Neural Networks in TensorFlowRecommendation Systems with TensorFlow on GCPIntroduction to ScalaMachine Learning with Tree-Based Models in Python
Languages
English (Professional)Portuguese (Native)

Sources

1 cited
  1. 1