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Murilo Reis

Data & AI Specialist

Cork City, Ireland · muriloarielreis@gmail.com · +353 87 384 1528
www.linkedin.com/in/murilo-reis-data/ · github.com/MuriloReisz

Dashboards, machine-learning models, and data pipelines that turn raw data into decisions leaders can act on.

Experience

Data Analyst
Present
Apple

On the CEMEA Sales BPR & Systems team — building browser-based automation, processing large-scale cross-regional sales data, and turning it into Tableau dashboards and predictive models that give stakeholders visibility into performance and KPIs.

Tools: Tableau · SQL · Python (Pandas, Playwright, Selenium) · Google BigQuery · Microsoft Excel

  • Develop and maintain browser-based automation workflows with Playwright to streamline data collection, validation and reporting for the CEMEA Sales BPR & Systems team.
  • Design and build interactive Tableau dashboards giving stakeholders visibility into sales performance and key business KPIs across the CEMEA region.
  • Manage and process large-scale datasets supporting cross-regional sales business-process re-engineering (BPR), ensuring data accuracy and integrity.
  • Build predictive scripts and statistical models to analyse sales trends and support forecasting and data-driven decisions.
Freelance Data & Automation Engineer
Oct 2024 — Present · Remote
Freelance · Remote
  • Manage the full project lifecycle for multiple clients — from consultation and stakeholder engagement to architecting and deploying end-to-end data & automation solutions.
  • Engineer custom automation with Python and RPA, streamlining complex processes and reducing manual effort by up to 80%.
  • Perform exploratory data analysis and statistical modelling to surface KPIs and predictive insight for forecasting; version control with Git / GitHub / GitLab.
Data Analyst
Nov 2022 — Oct 2024
Porto · São Paulo, Brazil
  • Engineered and maintained scalable ETL pipelines processing terabytes of data from disparate sources into Google BigQuery, ensuring integrity and data governance.
  • Delivered dynamic BI dashboards that guided strategic decisions, and drove process improvements with low-code apps (AppSheet) and AI automation (n8n).
  • Automated extraction from legacy systems (RPA) and external sites (web scraping), and optimised BigQuery performance with complex SQL and stored procedures.
IT Assistant
Dec 2021 — May 2022
Marcelo Tostes Advogados · São Paulo, Brazil
  • First point of contact for all IT issues, providing timely hardware and software support to a busy legal office.
  • Managed system maintenance, network configuration and software updates to keep workstations stable and secure.

Skills

Analytics

Tableau · Power BI & DAX · Analytical SQL · Excel & Power Query · Statistics & experiment design

Engineering

Python (pandas, Polars) · PostgreSQL & BigQuery · dbt & dimensional modelling · Airflow & orchestration · Web automation (Playwright)

AI & ML

scikit-learn & gradient boosting · Time-series forecasting · Retrieval-augmented generation · Prompt & evaluation design · MLOps & model monitoring

Delivery

Stakeholder workshops · Requirements discovery · Documentation & handover

Education & languages

BSc — Analysis & Development of Systems
FIAP · São Paulo · 2022–2024
Fluent in 5 languages
Portuguese (native) · English C2 · Spanish C1 · French & Italian B2
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