Roberto Moreira Diniz

About Me

I am a data engineer with three years of experience building scalable data pipelines, managing data lakes, and integrating cloud solutions. Skilled in PySpark, AWS, Docker, and Linux, I focus on data quality, automation, and efficiency. I hold the AWS Developer Associate and KCNA certifications, and am currently preparing for the CKA and AWS DevOps Engineer Professional exams.

Professional Experience

Data Engineer (Contract) Dec 2025 - Present

NuageIT, Brasília, Federal District, Brazil

Data Engineering Specialist focused on building, optimising, and maintaining highly scalable data pipelines within the AWS Cloud

Data Engineer (Full-Time) Jul 2022 - Dec 2025

Ti.Saúde, Recife, Brazil

Create data pipelines
Maintain and build data storage systems in the cloud to be used by other areas of the company
Analyze and extract insights from the data

Data Engineer (Internship) Nov 2021 - Apr 2022

Ministry of Communications (Government), Brasilia, Federal District, Brazil

Support the analysis of problems and technical solutions of data integration on projects related to internet connectivity in the national territory

Education

Bachelor’s degree in Data Science and Artificial Intelligence
Instituto de Educação Superior de Brasília (IESB)
Feb 2021 - Present

Bachelor’s degree in Architecture and Urbanism
Centro Universitário de Brasília (UniCEUB)
Graduated on September 16, 2020

Technical Skills

Programming: Python, SQL, Bash, Java
Cloud & Infrastructure: AWS (Lambda, Glue, S3, EC2, RDS, Athena, Redshift, DynamoDB, EKS, CloudFormation, Terraform, and 20+ other services)
DevSecOps: Docker, Git, CI/CD, Kubernetes, Security, Terraform, Snyk
Data Engineering: PySpark, Airflow, Kafka, Data Quality
AI & Machine Learning: Scikit-learn, MLlib (Spark), spaCy, LLMOps, AI Agents
Databases: PostgreSQL, MySQL, Redis, MongoDB, Hadoop, SQLite
Data Analysis: Pandas, EDA, Inference, Scipy, NumPy, Statistics, Probability, Data Profiling, Feature Engineering, Time Series, Sampling
Monitoring & Testing: Prometheus, Grafana, Pytest
Web & Visualization: Flask, Django, PowerBI, Plotly, MetaBase, Streamlit
Systems: Linux Servers

Languages

English: TOEFL (Oct 2020) - View certificate: (Link)
English: Casa Thomas Jefferson (Sep 2017) - View certificate: (Link)