Sharon Alejandra Lopez Gutierrez
Download
Recommend
Messages
Share
S

Sharon Alejandra Lopez Gutierrez

About

Detail

Mexico City, Mexico

Contact Sharon regarding: 
Flexible work
Starting at USD93.7/hour
id_card
Internships
Starting at USD400/month
connect_without_contact
Finding mentors
Finding co-founders
groups
Networking

Timeline


work
Job
school
Education

Résumé


Jobs verified_user 0% verified
  • D
    Digital Payments, Fraud Prevention, eCommerce, Abuse, Chargebacks, Fintech Consultant
    Nov 2024 - Current (1 year 6 months)
    Leader in the eCommerce, Digital Payments, and Fraud Prevention industries. With over 18 years of professional experience, I have successfully developed and led high-performing teams of large scale (300+ members), consistently delivering measurable results. My expertise spans major companies and highly competitive sectors, including Retail, eCommerce, Fraud Prevention Systems, Payment Gateways, Orchestrators, Integrators, Issuers, and Acquirers. I specialize in defining, integrating, launching, and managing strategies to enhance conversion rates, improve bank approval rates, and maintain chargeback levels within healthy thresholds. My focus lies in customer satisfaction, identifying pain points, and designing strategies to boost retention a
  • Walmart de México y Centroamérica
    Senior Director of Digital Payments & Fraud Prevention
    Walmart de México y Centroamérica
    May 2022 - Aug 2024 (2 years 4 months)
    Responsible for approval rates, conversion strategies, fraud prevention, disputes, and chargebacks for eCommerce platforms (Walmart.com, Superama.com, BodegaAurrera.com, Sams.com, and Cashi.com) across Mexico and Central America. • Achievements: Implemented new payment processors, resulting in conversion rates improvements. Reduction in operational costs and operational savings. Deployed AI-driven fraud prevention systems and machine learning models, reducing chargebacks.
  • Walmart de México y Centroamérica
    eCommerce and Fraud Prevention Director
    Walmart de México y Centroamérica
    Oct 2019 - Apr 2022 (2 years 7 months)
    Designed fraud prevention strategies based on rules and models, fostering relationships with issuers and acquirers to optimize approval rates. Integrated and managed partnerships with key payment providers like PayPal and Mercado Pago. • Achievements: Increased conversion rate through strategic issuer and acquirer partnerships. Boosted business revenue by strengthening strategic payment partnerships
  • W
    eCommerce Deputy Director
    Walmart de Mexcio y Centroamerica
    Apr 2014 - Oct 2019 (5 years 7 months)
    Launch of the new superama.com.mx and Sams.com.mx websites. Managed post-sale operations and a Contact Center, reducing returns and cancellations by 5%. Introduced the NPS (Net Promoter Score) model to monitor and improve customer satisfaction
  • Walmart de México y Centroamérica
    eCommerce Manager
    Walmart de México y Centroamérica
    Dec 2011 - Apr 2014 (2 years 5 months)
    Responsible for designing and launch regarding the operation of website www.walmart.com.mx Redesign of superama website Integration of payment methods and fraud prevention strategies, negotiating with acquiring banks and suppliers like Paypal and Mercadopago, responsible for acceptance levels and chargebacks control Customer Service, User Experience Deployment and Integration Accerify Services
  • G
    eCommerce Manager
    GrupoSalinas,
    Oct 2005 - Dec 2011 (6 years 3 months)
    Led the development and launch of Elektra.com.mx, overseeing content, systems coordination, logistics, distribution, customer service, and post-sale operations across Mexico and Latin America. • Achievements: Built the platform from the ground up, including digital strategy, payment, and fraud processes. Successfully integrated logistics, customer service, and post-sale processes for seamless operations.
Education verified_user 0% verified
  • Tecnologico de Monterrey
    Posgrado, Fintech y Transformaciòn Digital
    Tecnologico de Monterrey
    Jan 2024 - Apr 2024 (4 months)
  • Universidad La Salle AC
    Industrial Direction Specialization, Mechanical Engineering
    Universidad La Salle AC
    Jan 1999 - Jan 2000 (1 year 1 month)
  • Universidad La Salle AC
    Mechanical Engineering, Bachelor
    Universidad La Salle AC
    Jan 1994 - Jan 1999 (5 years 1 month)