Principal Data & AI Engineer

Data & AI that swiftly and safely grows your business

I design, build and operate Data & AI systems that cut cost, grow revenue and neutralize compliance risk. Deep specialty in Pharma and Life Sciences.

Portrait of Rui Batista

Capabilities

Where I add value

Designing Data & AI Solutions

I design architectures and solutions that solve simple and complex problems with product-led framing to ensure they provide positive ROI and high leverage to businesses using state of the art technology and frameworks.

Building & Operating Data & AI Products

For both new and existing solutions, I develop, fix, tune performance, reduce costs, deploy and operate everything from data pipelines and RAG systems to MLOps/DataOps and Analytics platforms. Focusing on delivering reliable, scalable and maintainable systems.

Compliance & Governance

I ensure systems are audit-ready by embedding governance policies, metadata and access controls with automated enforcement and full lineage, so they stay aligned with regulations like GDPR, GxP and HIPAA while lowering legal risk and compliance overhead.

Approach

How I work

I follow a systematic approach:

๐Ÿงญ Discovery: Understanding the problem scope, the pain points and what success looks like.

๐Ÿ—๏ธ Solution Design: Architecting a solution that fits the existing stack, processes, team, and compliance requirements.

โš™๏ธ Implementation: Building production-grade solutions with proper testing, documentation, and compliance evidence when needed.

๐Ÿ”„ Iteration & Optimization: Refining the solution based on feedback and results, staying focused on the outcomes.

About

About me

I am a Principal Data & AI Engineer specialized in the pharma and life sciences industries. I deliver end-to-end, production-ready and compliant Data & AI solutions by designing, building and overseeing architectures, pipelines, CI/CD, data modeling, data quality, orchestration, reporting, governance and infrastructure. With over 10+ years across pharma, energy and tech, I have helped businesses automate processes, increase revenue and reduce cost and risk through data and technology.

Tech Stack: Python, SQL, Azure, AWS, Databricks, Snowflake, Postgres, Terraform, Docker, dbt, Airflow, Kafka, MLflow, LangChain, RAG, Soda, Power BI, GitHub Actions, Azure DevOps, Claude Code

Work

Portfolio

View portfolio โ†’

Are your Data and AI systems, or the lack of them, holding your true business value hostage?

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