Carlos Mendes

Data Analyst
carlos.mendes@example.com | +351 912 345 678 | Lisbon, Portugal | linkedin.com/in/carlosmendes | github.com/carlosmendes

Summary

Data analyst with 4 years of experience turning raw data into clear dashboards and decisions. Skilled in SQL, Python and Power BI, with a strong background in e-commerce and retail analytics.

Skills

SQL, Python (pandas), Power BI, Excel, Statistics, Data storytelling

Experience

Data Analyst
Jan 2022 – Present
Atlântico Retail Group · Lisbon
  • Built 25 Power BI dashboards used daily by 150 store managers
  • Found pricing gaps that increased gross margin by 3.5%
  • Automated weekly reports with Python, saving 12 hours per week
Junior Business Analyst
Sep 2020 – Dec 2021
Lusa Telecom · Porto
  • Analysed customer churn and supported a retention campaign
  • Wrote SQL queries for monthly KPI reports

Education

M.Sc. Data Science
2018 – 2020
University of Lisbon Business School · 17 / 20 · Lisbon

Certifications

Microsoft Certified: Power BI Data Analyst, Microsoft · 2023
Google Data Analytics Certificate, Google · 2021

Languages

Portuguese (Native), English (Fluent (C1)), Spanish (Intermediate)

Interests

Surfing, Chess, Football statistics