Data Analyst & Engineer with 4+ years in ETL pipelines, data warehouses in Google BigQuery,API Integration, SQL, Python, Tableau, Power BI, Looker.
Aktualisiert am 10.02.2026
Profil
Freiberufler / Selbstständiger
Remote-Arbeit
Verfügbar ab: 01.03.2026
Verfügbar zu: 100%
davon vor Ort: 50%
SQL
Tableau
BigQuery
Python (Pandas
NumPy
AWS Redshift
AWS Lambda ? Data Engineering: ETL/ELT Pipelines
Data Modeling
API Integration
Data Quality. ? BI & Visualization: Tableau
Power BI
Zapier
Salesforce
HubSpot
Google Analytics
Google Tag Manager
Twilio
SendGrid
AWS
ETL
Looker
Google Cloud
Spanish
Muttersprache
English
C1
Portuguese
B2
German
A2

Einsatzorte

Einsatzorte

Rosenheim, Oberbayern (+50km)
Deutschland, Schweiz, Österreich
möglich

Projekte

Projekte

7 months
2025-08 - now

leading and managing the Quality Squad

SENIOR DATA ENGINEER
SENIOR DATA ENGINEER

Promoted to senior role within 8 months for exceptional ownership and impact on data infrastructure.

  • Lead data quality initiatives by leading and managing the Quality Squad. Established proactive monitoring and reactive resolution processes for Tableau dashboards and core data pipelines, improving overall data reliability and trust for stakeholders.
  • Architect and maintain mission-critical ETL/ELT pipelines in Google BigQuery, ensuring timely and accurate data flow from 10+ sources for analytics and client reporting.
  • Engineer scalable data integration by designing and implementing API connections to internal and third-party systems, expanding the company's data asset portfolio.
  • Drive data accessibility by serving as the primary technical owner of the data warehouse, enabling self-service analytics and empowering the analytics team

DASH MARKETING ? MILWAKEE, UNITED STATES
8 months
2024-12 - 2025-07

end-to-end data architecture

DATA ENGINEER
DATA ENGINEER
  • Owned the end-to-end data architecture on Google BigQuery, integrating multi-GB datasets from Salesforce and third-party vendors, which became the single source of truth for client analytics.
  • Automated manual reporting by designing, building, and maintaining 50+ interactive Tableau dashboards directly into Salesforce, reducing manual reporting and migrating manual reports to integrated reports for 10+ key client accounts.
  • Developed and maintained robust ETL pipelines that transformed raw data into clean, modeled datasets, directly enabling data-driven decisions for marketing and account management teams.
  • Increased operational efficiency by automating critical data validation and delivery workflows using Zapier.
DASH MARKETING ? MILWAKEE, UNITED STATES
3 months
2024-12 - 2025-02

Consulting project

CLOUD COST ANALYST
CLOUD COST ANALYST
  • Engineered cloud cost savings by developing Python scripts to analyze AWS Redshift usage patterns, identifying underutilized resources and optimization opportunities that led to an average 25% cost reduction for B2B clients.
  • Translated technical insights into executive decisions by building interactive Power BI dashboards that tracked KPIs (cost vs. utilization, trending spending), enabling clients to monitor savings and make informed budgeting choices.
  • Delivered tailored optimization strategies directly to major Latin American enterprises, translating data analysis into actionable recommendations for their engineering teams.
SKIE.IO ? LIMA, PERU
1 year 1 month
2023-12 - 2024-12

developing and implementing a Python-based analytical scorecard

CX DATA ANALYST
CX DATA ANALYST
  • Drove a 5% increase in Customer Satisfaction (CSAT) by developing and implementing a Python-based analytical scorecard that systematically analyzed 10,000+ monthly customer interactions to pinpoint key drivers of sentiment.
  • Built and deployed predictive churn models using scikit-learn on a dataset of 350,000+ customer records, identifying at-risk customers and directly informing targeted retention strategies for the Customer Experience team.
  • Automated performance reporting by designing and maintaining interactive Looker Studio dashboards that tracked core CX metrics (sentiment, agent success, department performance), providing real-time insights to stakeholders and eliminating manual reporting work.
iVisa ? LIMA, PERU
1 year
2023-01 - 2023-12

developing and implementing machine learning models

BUSINESS ANALYST
BUSINESS ANALYST
  • Increased customer retention by 17% by developing and implementing machine learning models to segment high-value clients, enabling targeted engagement strategies that improved loyalty.
  • Built the data foundation for executive reporting by architecting end-to-end ETL pipelines and developing 3+ comprehensive Looker dashboards that transformed raw payment data into actionable insights for C-level decision-making.
  • Contributed to 15% growth in client fundraising revenue by formulating and executing data-driven customer experience strategies, leveraging analytics to optimize client engagement for banking and mutual fund sector clients.
SAYA INVESTMENTS - DIGITALL INTELLIGENCE ? LIMA, PERU

Aus- und Weiterbildung

Aus- und Weiterbildung

2 months
2024-06 - 2024-07

PYTHON FOR DATA SCIENCE

Pontifical Catholic University of Peru (PUCP)
Pontifical Catholic University of Peru (PUCP)
6 years 1 month
2016-07 - 2022-07

BSC IN INDUSTRIAL ENGINEERING

Pontifical Catholic University of Peru (PUCP)
Pontifical Catholic University of Peru (PUCP)
2 months
2021-07 - 2021-08

GLOBAL SUMMER SCHOOL

Tsinghua University
Tsinghua University

Kompetenzen

Kompetenzen

Top-Skills

SQL Tableau BigQuery Python (Pandas NumPy AWS Redshift AWS Lambda ? Data Engineering: ETL/ELT Pipelines Data Modeling API Integration Data Quality. ? BI & Visualization: Tableau Power BI Zapier Salesforce HubSpot Google Analytics Google Tag Manager Twilio SendGrid AWS ETL Looker Google Cloud

Produkte / Standards / Erfahrungen / Methoden

PROFESSIONAL SUMMARY

Data Engineer & Analyst with 4+ years of full-stack experience, from architecting scalable ETL pipelines and data warehouses in Google BigQuery to developing predictive models and executive dashboards. Leverages Python, SQL, and cloud expertise to build robust data infrastructure and derive insights that drive business impact: increasing customer satisfaction by 5%, reducing cloud costs by 25%, and extending customer lifetime by 15%. 


TECHNICAL SKILLS

  • Cloud Data Platforms: Google BigQuery, AWS Redshift, AWS Lambda
  • Data Engineering: ETL/ELT Pipelines, Data Modeling, API Integration, Data Quality
  • BI & Visualization: Tableau, Power BI, Looker Studio (Dashboard Development, Data Storytelling)
  • Tools: GitHub, Zapier, Salesforce, HubSpot, WordPress
  • Marketing Tech: Meta/Google Ads, Google Analytics, Google Tag Manager, Twilio, SendGrid

Programmiersprachen

SQL
Fortgeschritten
Python
Pandas, NumPy, Scikit-learn

Einsatzorte

Einsatzorte

Rosenheim, Oberbayern (+50km)
Deutschland, Schweiz, Österreich
möglich

Projekte

Projekte

7 months
2025-08 - now

leading and managing the Quality Squad

SENIOR DATA ENGINEER
SENIOR DATA ENGINEER

Promoted to senior role within 8 months for exceptional ownership and impact on data infrastructure.

  • Lead data quality initiatives by leading and managing the Quality Squad. Established proactive monitoring and reactive resolution processes for Tableau dashboards and core data pipelines, improving overall data reliability and trust for stakeholders.
  • Architect and maintain mission-critical ETL/ELT pipelines in Google BigQuery, ensuring timely and accurate data flow from 10+ sources for analytics and client reporting.
  • Engineer scalable data integration by designing and implementing API connections to internal and third-party systems, expanding the company's data asset portfolio.
  • Drive data accessibility by serving as the primary technical owner of the data warehouse, enabling self-service analytics and empowering the analytics team

DASH MARKETING ? MILWAKEE, UNITED STATES
8 months
2024-12 - 2025-07

end-to-end data architecture

DATA ENGINEER
DATA ENGINEER
  • Owned the end-to-end data architecture on Google BigQuery, integrating multi-GB datasets from Salesforce and third-party vendors, which became the single source of truth for client analytics.
  • Automated manual reporting by designing, building, and maintaining 50+ interactive Tableau dashboards directly into Salesforce, reducing manual reporting and migrating manual reports to integrated reports for 10+ key client accounts.
  • Developed and maintained robust ETL pipelines that transformed raw data into clean, modeled datasets, directly enabling data-driven decisions for marketing and account management teams.
  • Increased operational efficiency by automating critical data validation and delivery workflows using Zapier.
DASH MARKETING ? MILWAKEE, UNITED STATES
3 months
2024-12 - 2025-02

Consulting project

CLOUD COST ANALYST
CLOUD COST ANALYST
  • Engineered cloud cost savings by developing Python scripts to analyze AWS Redshift usage patterns, identifying underutilized resources and optimization opportunities that led to an average 25% cost reduction for B2B clients.
  • Translated technical insights into executive decisions by building interactive Power BI dashboards that tracked KPIs (cost vs. utilization, trending spending), enabling clients to monitor savings and make informed budgeting choices.
  • Delivered tailored optimization strategies directly to major Latin American enterprises, translating data analysis into actionable recommendations for their engineering teams.
SKIE.IO ? LIMA, PERU
1 year 1 month
2023-12 - 2024-12

developing and implementing a Python-based analytical scorecard

CX DATA ANALYST
CX DATA ANALYST
  • Drove a 5% increase in Customer Satisfaction (CSAT) by developing and implementing a Python-based analytical scorecard that systematically analyzed 10,000+ monthly customer interactions to pinpoint key drivers of sentiment.
  • Built and deployed predictive churn models using scikit-learn on a dataset of 350,000+ customer records, identifying at-risk customers and directly informing targeted retention strategies for the Customer Experience team.
  • Automated performance reporting by designing and maintaining interactive Looker Studio dashboards that tracked core CX metrics (sentiment, agent success, department performance), providing real-time insights to stakeholders and eliminating manual reporting work.
iVisa ? LIMA, PERU
1 year
2023-01 - 2023-12

developing and implementing machine learning models

BUSINESS ANALYST
BUSINESS ANALYST
  • Increased customer retention by 17% by developing and implementing machine learning models to segment high-value clients, enabling targeted engagement strategies that improved loyalty.
  • Built the data foundation for executive reporting by architecting end-to-end ETL pipelines and developing 3+ comprehensive Looker dashboards that transformed raw payment data into actionable insights for C-level decision-making.
  • Contributed to 15% growth in client fundraising revenue by formulating and executing data-driven customer experience strategies, leveraging analytics to optimize client engagement for banking and mutual fund sector clients.
SAYA INVESTMENTS - DIGITALL INTELLIGENCE ? LIMA, PERU

Aus- und Weiterbildung

Aus- und Weiterbildung

2 months
2024-06 - 2024-07

PYTHON FOR DATA SCIENCE

Pontifical Catholic University of Peru (PUCP)
Pontifical Catholic University of Peru (PUCP)
6 years 1 month
2016-07 - 2022-07

BSC IN INDUSTRIAL ENGINEERING

Pontifical Catholic University of Peru (PUCP)
Pontifical Catholic University of Peru (PUCP)
2 months
2021-07 - 2021-08

GLOBAL SUMMER SCHOOL

Tsinghua University
Tsinghua University

Kompetenzen

Kompetenzen

Top-Skills

SQL Tableau BigQuery Python (Pandas NumPy AWS Redshift AWS Lambda ? Data Engineering: ETL/ELT Pipelines Data Modeling API Integration Data Quality. ? BI & Visualization: Tableau Power BI Zapier Salesforce HubSpot Google Analytics Google Tag Manager Twilio SendGrid AWS ETL Looker Google Cloud

Produkte / Standards / Erfahrungen / Methoden

PROFESSIONAL SUMMARY

Data Engineer & Analyst with 4+ years of full-stack experience, from architecting scalable ETL pipelines and data warehouses in Google BigQuery to developing predictive models and executive dashboards. Leverages Python, SQL, and cloud expertise to build robust data infrastructure and derive insights that drive business impact: increasing customer satisfaction by 5%, reducing cloud costs by 25%, and extending customer lifetime by 15%. 


TECHNICAL SKILLS

  • Cloud Data Platforms: Google BigQuery, AWS Redshift, AWS Lambda
  • Data Engineering: ETL/ELT Pipelines, Data Modeling, API Integration, Data Quality
  • BI & Visualization: Tableau, Power BI, Looker Studio (Dashboard Development, Data Storytelling)
  • Tools: GitHub, Zapier, Salesforce, HubSpot, WordPress
  • Marketing Tech: Meta/Google Ads, Google Analytics, Google Tag Manager, Twilio, SendGrid

Programmiersprachen

SQL
Fortgeschritten
Python
Pandas, NumPy, Scikit-learn

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