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JUAN CYZIUS

ATENCIÓN AL CLIENTE

Buenos Aires, Argentina

Data Analyst with end-to-end project experience using SQL, Power BI, and Google Sheets. Experienced in KPI design, process analysis, and operational performance optimization. Specialized in transforming data into actionable insights, developing dashboards, and identifying improvement opportunities to increase efficiency and support decision-making.

Notable Projects

SALES ANALYSIS & INSIGHTS

Designed and monitored Key Performance Indicators (KPIs) to evaluate commercial performance. Identified a critical 82% drop in revenue and analyzed the operational factors causing it. Proposed data-driven actions to improve efficiency, diversify revenue, and optimize performance.

TELECOM CHURN ANALYSIS

Detected a high churn rate in fiber optic and monthly contracts (+40%). Identified competitors as the main cause of abandonment. Proposed retention strategies based on long-term contracts, bundles, and automatic payments.

SALES OPTIMIZATION & INSIGHTS

Analyzed sales, customer, and product data to optimize revenue and profitability. Identified cross-selling opportunities. Evaluated the impact of discounts on margins and customer satisfaction.

SAAS CHURN & REVENUE ANALYSIS

Analyzed 4 years of SaaS data and detected a 52% churn rate. Identified high turnover in Starter plans and monthly cycles. Detected risk indicators (low usage, low NPS) and proposed focused retention actions.

Highlights

Multi-Project Contributor

Active contributor across 5+ repositories.

GitHub Stats

Public Repos

Stars Received

Followers

Recent Commits

Recent Pull Requests

Recent Code Reviews

Developer Growth

Contribution Activity

Less

Projects

JuanCyzius/JuanCyzius

JuanCyzius's personal website, portfolio, or online profile.

6 total commits (100% of commits) 0 total PRs

6 commits/month Since Mar 2026 Last active 2 months ago

JuanCyzius/Retention-Strategy-Optimization-Churn-Analysis_Insights

Analyzes customer churn and derives insights to optimize retention strategies.

5 total commits (100% of commits) 0 total PRs

TSQL 100%

1 5 commits/month Since Mar 2026 Last active 2 months ago

JuanCyzius/SaaS-Customer-Churn-Revenue-Analysis-SQL-Power-BI-Sheets-

Analyzes SaaS customer churn and revenue using SQL, Power BI, and Google Sheets for business insights.

5 total commits (100% of commits) 0 total PRs

1 5 commits/month Since Mar 2026 Last active 2 months ago

JuanCyzius/Retail-Sales-Analysis-Business-Insight

Analyzes retail sales data to extract business insights, identify trends, and inform strategic decisions.

4 total commits (100% of commits) 0 total PRs

1 4 commits/month Since Mar 2026 Last active 2 months ago

JuanCyzius/Sales-Retail-Insights-Sales-Optimization

This project analyzes retail sales data to generate insights and optimize sales performance in retail environments.

4 total commits (100% of commits) 0 total PRs

1 4 commits/month Since Mar 2026 Last active 2 months ago

Technologies

Languages

SQL Advanced DAX Intermediate Python Intermediate

Frameworks

Pandas Intermediate

Tools

Power BI Advanced Excel Advanced Google Sheets Advanced CRM Intermediate

Other

KPI design Advanced Data cleaning & transformation Advanced Business analysis Advanced

Education

Certificación end-to-end en análisis de datos

GOOGLE DATA ANALYTICS

Análisis de datos

Present

LIC. GESTIÓN DEPORTIVA

UADE

Gestión Deportiva

Present

Spoken Languages

Español Native

Inglés Fluent

Experience

MARKETING ANALYST

NEOCLEAN

Análisis de datos cuantitativos para optimización de resultados. Generación de reportes de gestión y comunicación de insights.

2024-07 – 2025-11