William Javier López López

estudiante

Univesidad Complutense de Madrid | Spain

Technologies

My Portfolio Highlights

My New Course

Introduction to R

My New Course

Introduction to R

Data alchemist, transforming raw numbers into golden insights.

My Work

Take a look at my latest work.

course

Intermediate SQL Queries

course

Introduction to R

course

Intermediate SQL Queries

DataCamp Course Completion

Take a look at all the courses I’ve completed on DataCamp.

Courses

Introduction to R

Intermediate SQL Queries

Courses

Introduction to R

Intermediate SQL Queries

My Work Experience

Where I've interned and worked during my career.

PRGX Global Inc. | Apr 2025 - Present

Analyst II

N/A

PRGX Global Inc. | Jul 2023 - Apr 2025

Analyst I

• Conducted audits using client data to identify discrepancies and recover lost revenue. • Supported audit processes and claims operations by reviewing contracts and financial documents. • Analyzed client financial information for audit purposes and provided detailed claim documentation to vendors.

ASN | Jul 2022 - Feb 2023

Production Operator

• Assembled fibre optic components and performed fibre testing to ensure functionality and quality standards.

Afi Escuela de Finanzas | Nov 2019 - Jul 2020

Actuarial Intern in the Insurance Department

• Automated risk module calculations for Solvency Capital Requirement (SCR) using Visual Basic, aligning with Solvency II standards. • Developed an Internal Risk Model for Santander Bank, offering an alternative to EIOPA guidelines for SCR calculations. • Generated Key Information Documents (KIDs) in compliance with PRIIPs regulations for investment products. • Managed assets and liabilities through cash-flow matching and duration immunization strategies. • Programmed in VBA and R to automate ETL (Extraction Transformation and Loading) processes improving data flow efficiency.

Cruz Roja Espanola | Mar 2019 - Sep 2019

Temporary Administrative Assistant

• Prepared supporting documentation required for grant applications and reporting. • Performed accounting reconciliations to ensure accuracy and compliance with financial records.

Banco de España | Feb 2018 - Nov 2018

Accounting Intern

• Analyzed accounting information of non-financial companies to assess financial health and performance. • Verified and contrasted accounting information to ensure consistency and accuracy across financial records.

El Corte Inglés | Dec 2016 - Oct 2017

Customer Service

N/A

Verifica SpA | Jun 2016 - Sep 2016

Phone Operator

N/A

iiR España | Jan 2016 - May 2016

Logistic Intership

• Managed and maintained the database ensuring data integrity and accessibility. • Researched potential clients using social networks to gather relevant information.

My Education

Take a look at my formal education

Actuarial Science MSc, Actuarial Science · (agosto de 2024 - septiembre deCity, University of London | 2025

Master’s Degree in Actuarial and Financial Science Universidad Complutense de Madrid | 2020

Degree in Finance, Banking and Insurance Universidad Complutense de Madrid | 2018

Degree in Business Administration and Management Universidad Complutense de Madrid | 2016

Create Your Data Portfolio for Free