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I am a professional with experience in finance, project management, and administrative management tasks. My focus is on financial analysis, decision-making, and financial management. I have strong skills in Excel (Advanced), Power BI and Basic SAP knowledge, as well as an advanced level of English (C1).…

Juan Sebastián Cortés Reyes

Data Analyst, Data Scientist, Marketing Analyst, +2

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I am a professional with experience in finance, project management, and administrative management tasks. My focus is on financial analysis, decision-making, and financial management. I have strong skills in Excel (Advanced), Power BI and Basic SAP knowledge, as well as an advanced level of English (C1).…

Available to hire

I am a professional with experience in finance, project management, and administrative management tasks. My focus is on financial analysis, decision-making, and financial management.

I have strong skills in Excel (Advanced), Power BI and Basic SAP knowledge, as well as an advanced level of English (C1).

Skills

Experience Level

Expert

Expert

Expert

Expert

Language

Spanish; Castilian

Fluent

English

Fluent

French

Beginner

Work Experience

Intern – Health Contract Management / Operations at April Sante

September 1, 2025 - December 1, 2025

Participated in the operational management of health insurance contracts, reviewing and validating start dates, renewals, and expirations. Processed cancellations due to contract expiration or customer request, ensuring proper registration in internal systems. Monitored the status of each policy and coordinated with internal teams and users to ensure accuracy, deadlines, and service continuity.

Actuarial Analyst at Aon Latam Hub

October 1, 2023 - February 1, 2025

Collaborated closely with U.S. actuaries on the actuarial valuation of pension plans for American companies. Collected, cleaned, and analyzed large datasets to identify trends and patterns. Adjusted actuarial valuations and prepared funding and accounting reports for U.S. clients. Worked with specialized software and statistical models (ProVal).

Intern – Marketing (Infant nutrition area) at Nestlé Colombia

August 1, 2022 - February 1, 2023

Created an improvement plan for recipes and relaunched them. Improved the monthly reports for the area. Maintained product data (prices, images, descriptions) on the company website and on distributor pages.