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 MARIAN VALLE

Business Intelligence Analyst Portfolio
A 4+years BI Analyst with Skills in SQL, Google BigQuery, Power BI, Tableau, Power Apps, Power Automate, SharePoint, Excel and R


LinkedIn Profile 
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Resume

MARIAN VALLE

📧 vallemarian14@gmail.com |  520-332-3378 |  Arizona
🔗 LinkedIn: linkedin.com/in/marian-valle-41374b139
🌐 Portfolio: vallemarian14.wixsite.com/marianvalle

 

SUMMARY

Business Intelligence Analyst with 4+ years of experience building Power BI dashboards, automating workflows, and integrating data across systems. Skilled in SQL, Google BigQuery, and Microsoft Power Platform to deliver KPI-driven insights and support daily business operations.

 

WORK EXPERIENCE

Bayer – Business Intelligence Analyst
12/2022 – Present | Arizona | Remote

  • Designed end-to-end data solutions using Power Apps, Power Automate, and SharePoint to streamline operational workflows.

  • Built automated approval systems and notification pipelines, reducing manual processes and improving turnaround times by 45%.

  • Engineered complex queries using SQL and Google BigQuery, joining multiple datasets to support cross-functional reporting.

  • Developed Power BI dashboards and KPI frameworks to drive daily operational decisions, automating 65% of workload assignments.

  • Integrated data across 5+ systems, creating centralized reporting and improving data accessibility by 40%.

  • Performed root cause analysis on data pipeline failures, identifying system issues and supporting engineering fixes.

  • Led analytics efforts for the Arizona sector, collaborating with 10+ teams and supporting North America operations.

 

Pima Pain Center – Data Analyst
03/2020 – 06/2022 | Tucson, AZ

  • Delivered Power BI dashboards and reporting solutions to support healthcare operations

  • Automated ETL pipelines, reducing processing time by 35%

  • Conducted SQL-based analysis on large patient datasets to improve system performance

  • Identified trends in insurance claims, contributing to a 60% cost reduction

  • Improved reporting processes and team productivity by 20%

 

Colorado Pain Care – Data Clerk & Scheduler
12/2018 – 02/2020 | Denver, CO

  • Built Tableau dashboards and Excel reports to support financial and operational insights

  • Maintained and audited EHR data, reducing errors and improving data integrity

  • Improved internal processes and record management efficiency

 

SKILLS

Data Engineering & Analytics: SQL, Google BigQuery, Data Integration, ETL, Data Modeling, Root Cause Analysis
Business Intelligence: Power BI (Advanced), Tableau, KPI Development, Dashboard Design
Automation & Systems: Power Apps, Power Automate, SharePoint, Workflow Automation, Process Optimization
Tools: Excel (Advanced), Google Sheets
Programming: R

 

EDUCATION

Arapahoe Community College — Business Administration
Google Data Analytics Professional Certificate — Coursera

Running Group

Bellabeat Smart Devices
R & Excel

This is the Bellabeat case study. Used Excel to clean and format the Fitbit data files. The data was then analyzed in R with the Tidyverse package using R markdown.

Global COVID-19
Excel, SQL, & Tableau

This case study shows you the numbers of people infected with COVID and each country's COVID death rate. This data was cleaned and formatted with Excel, then SQL was use to analyze the information. 

People with Masks
Cyborg with Gas Mask

Game Sales 1984-2022
SQL & Tableau Case Study

This is a case study on the patterns of video game sales. Preformed advance SQL querying, data mining, and data cleansing. Use Tableau to empower the data with interactive dashboards to perform on demand analysis.
Gaming Station

Top Twitch Accounts
SQL & Tableau

A case study on the top twitch accounts. SQL querying was preformed to analyze the different categories in which a performer could be considered the top streamer. Tableau was used to show our stakeholders who is the top performer.
Screenshot 2022-09-29 132047.png
This is a survey of data professionals and their career information. The data was cleaned, analyzed, and visualized using Power BI. 

GET IN TOUCH

Phoenix, Arizona      Open to Remote Work USA

vallemarian14@gmail.com

1+(520)-332-3378

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