Sergio Castro

Data Analyst / Customer Sucess Specialist

Hi! I’m a skilled Data Analyst with extensive experience in fintech, delivery platforms, airlines, and more. I specialize in leveraging data to drive business growth, optimize processes, and uncover actionable insights. Ready to take your company to the next level? Let’s work together!

Overall Experience (Years)

1
Availability
1
1

Spanish / English (C1)

Software & Experience

Tools

Experience

2023 - PRESENT

Customer Success Analyst

2022 - 2023

Service Desk / Backoffice Support

2021 - 2022

Customer Specialist

2019 - 2021

Customer Experience

Primary Skills

I have a genuine passion for data analysis and a strong understanding of the project lifecycle. I approach each phase methodically, breaking it down into:

  • Case Understanding: Defining problems and goals.
  • ETL Pipeline: Cleaning and organizing data.
  • Exploratory Analysis/Visualizations: Uncovering patterns and trends.
  • Conclusions/Recommendations: Delivering actionable insights.
  • Implementation: Driving and measuring success.

This structured process ensures impactful results for stakeholders.

01/

I leverage a versatile toolkit to deliver data-driven solutions effectively, including:

  • Google Suite: Spreadsheets, BigQuery, Looker
  • BI Tools: IBM Cognos, Tableau, Microsoft Power BI
  • Programming & Analysis: Jupyter Notebook, RStudio
  • Collaboration & Version Control: Git/GitHub
  • Spreadsheet Expertise: Microsoft Excel

 

Data Analytics

02/

I utilize a diverse range of languages for analytics and web visuals, including:

  • Python and R for data analysis and modeling
  • SQL for database management and querying
  • HTML, CSS, and JavaScript for creating dynamic, interactive web visualizations

 

Programing

03/

I bring key strengths to every project:

  • Adaptability: 
  • Teamwork: 
  • Problem-Solving: 
  • Attention to Detail: Critical Thinking: 
  • Positive Attitude: 

Softskills