David Hernandez Sierra

David Hernandez Sierra Email and Phone Number

Customer Service - Troubleshooter @ Chevron
san ramon, california, united states
David Hernandez Sierra's Location
Mexico City Metropolitan Area, Mexico
David Hernandez Sierra's Contact Details

David Hernandez Sierra personal email

About David Hernandez Sierra

Chemical Engineer background. Customer Service and Supply Chain in Food and Beverage Industry as well as Digital Services. Focused on problem resolution, complaints, and resource planning. Supports teamwork decisions with statistics tools, process mapping, and analysis.

David Hernandez Sierra's Current Company Details
Chevron

Chevron

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Customer Service - Troubleshooter
san ramon, california, united states
Website:
chevron.com
Employees:
66351
David Hernandez Sierra Work Experience Details
  • Chevron
    Customer Service Specialist
    Chevron Feb 2023 - Present
    Ciudad De México, México
    Customer service representative. National distributor and direct client attention
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  • Latchel
    Troubleshooter Specialist
    Latchel Mar 2021 - Dec 2022
    Ciudad De México, México
    • Assessment, de-escalation, and immediate coordination for emergency maintenance requests related to properties across the US real estate market. Service providers and property managers have active communication to contribute to the proper resolution.• Daily interaction for an average of +40 emergency maintenance requests with KPI’s for Customer satisfaction (average 4.4/5 rate), time handled (<15 mins first contact), and quality process compliance.
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  • Sykes
    Subject Matter Expert
    Sykes Sep 2020 - Feb 2021
    Mexico
    • Real-time support role for team representatives/customer relations to accomplish the resolution of escalated or specific issues. Provided technical and non-technical training to ensure the capability of representative resolution skills.• Over 10 trained waves of new agents in less than 6 months.
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  • Sykes
    Bilingual Customer Service Representative
    Sykes Apr 2020 - Sep 2020
    Mexico City Metropolitan Area
    • Provided individual attention to the US wireless telecom market account users. Issue resolution, credit handling, account changes and orders for equipment, device, and services. Tech support with remote tools focused on connectivity and device functions. • KPI's for adding value (average +$10/account), customer satisfaction (>95%), and quality process compliance.
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  • Presto (Small Catering Service)
    Collaborator
    Presto (Small Catering Service) Jun 2019 - Feb 2020
    Mexico City Metropolitan Area
  • Nestlé
    Coordinator Customer Facing (Servicio Al Cliente)
    Nestlé Mar 2016 - Aug 2017
    Ciudad De México Y Alrededores, México
    • Mainly focused on Case Fill Rate (CFR)>95% for National Retail clients. Management for 250+ SKUs on a $500 million MXN monthly average delivered product (1000+ purchase orders) on SAP.• Project executed for the delivery time reduction, a decrease of the missing product on delivered palled, shelf, and inventory, increasing CFR to 97-98.5%.
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  • Nestle S.A.
    Trainee Sbt
    Nestle S.A. Oct 2014 - Mar 2016
    Ciudad De México Y Alrededores, México
    • Self-developed and operating project to reduce 30% of storage space from raw & package material warehouse, saving up 10% of the storage budget.• Mapping full process on delivery and collection on small business for Continuous Improvement area on the Distribution Center.
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David Hernandez Sierra Skills

Microsoft Excel Microsoft Powerpoint Microsoft Office Microsoft Word Industria Alimentaria Liderazgo De Equipos English

David Hernandez Sierra Education Details

Frequently Asked Questions about David Hernandez Sierra

What company does David Hernandez Sierra work for?

David Hernandez Sierra works for Chevron

What is David Hernandez Sierra's role at the current company?

David Hernandez Sierra's current role is Customer Service - Troubleshooter.

What is David Hernandez Sierra's email address?

David Hernandez Sierra's email address is da****@****ail.com

What schools did David Hernandez Sierra attend?

David Hernandez Sierra attended Universidad Nacional Autónoma De México, Universidad Nacional Autónoma De México.

What skills is David Hernandez Sierra known for?

David Hernandez Sierra has skills like Microsoft Excel, Microsoft Powerpoint, Microsoft Office, Microsoft Word, Industria Alimentaria, Liderazgo De Equipos, English.

Who are David Hernandez Sierra's colleagues?

David Hernandez Sierra's colleagues are Carolee Betournay, Julio Fernandez Silva, Nuzul Shazmirul Shah, Alexander Leo, Carly Moss, Fadli Pradinata, Kiara Martinez.

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