Juliana Herrera

Lead Business Analyst

ADDI

Oct 2024 - Current (1 year)

Senior Business Analyst

Nubank

Jul 2021 - Oct 2024 (3 years 4 months)

⬝ Created a credit card policy that allowed the approval of the unbanked population, increasing financial inclusion for underserved markets and the approval threshold from 13% to 21%. ⬝ Led the analysis and implementation of a valuation policy to optimize credit line assignments, boosting customer satisfaction and raising revenue margins by 5%. ⬝ Devised a credit policy aimed to reevaluate applicants initially declined for credit cards, but have the potential to improve their delinquent behavior, adding 50,000 customers within the Colombian market. ⬝ Designed a machine learning model to forecast customer delinquency behavior, enhancing the precision of assessing credit cards approval.

Inventory Operations Engineer

Twilio

Jan 2021 - Jul 2021 (7 months)

• Developed a decision-making model for purchasing SKUs with complex restrictions. • Implemented a program to clarify decision accountability for inventory management projects. • Standardized inventory cycle processes to have better product traceability.

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External Consultant

El pentagono

Jan 2020 - May 2020 (5 months)

Designed a marketing strategy to build loyalty and retain customers for El Pentágono.

Operations Analyst

Frubana

Jul 2019 - Jan 2021 (1 year 7 months)

• Designed and implemented a metaheuristic algorithm that optimized batch picking. • Created a machine learning model to forecast +700 SKUs in three different cities. • Standardized and automatized picking labels for warehouse processes. • Developed a dynamic policy to improve the distribution of customers in the delivery slots. • Implemented automatic systems for the visualization of inventory gaps and missing items control. • Built a customer prioritization program to optimize inventory allocation.

Research & Insights Intern

British American Tobacco

Jan 2019 - Jul 2019 (7 months)

• Analyzed and reported the main insights of the Nielsen report for tobacco industry in Colombia. • Developed and gathered information for a market research on new tobacco consumption behaviors. • Built KPIs for the performance and behavior of the key accounts of the company.

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External Consultant

Challenger SA

Jan 2017 - Jun 2017 (6 months)

Created a simulation tool to redistribute the layout of the warehouse of Challenger, which increased the number of creates space by 5%.

Teaching Assistant

Universidad de los Andes

Jun 2016 - Dec 2018 (2 years 7 months)

Teaching assistant for the Production Fundamentals, Pre-Calculus, Differential Calculus, Vector Calculus and Discrete Events Simulation undergraduate courses.

Juliana Herrera

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