Summary
Overview
Work History
Education
Languages
Personal Information
Volunteer work
Certification
Timeline
Generic
Wallentina Carvalho

Wallentina Carvalho

Anger Langer, 38 - Bahnstadt, Heidelberg

Summary

Relocated from Hungary to Germany to pursue German language studies and seek long-term career opportunities. Transitioned from the hospitality sector to a multinational tech company, focusing on customer support. Currently pursuing a position in Customer Success within a purpose-driven technology company offering sustainable digital solutions.

Overview

9
9
years of professional experience
1
1
Certification

Work History

Key Accounts Support Specialist – Portugal and UK

BP - British Petroleum
05.2024 - 05.2025
  • Responsible for overseeing all customer service operations related to fleet management for key accounts in Portugal.
  • Managed a portfolio of key accounts across Portugal and the UK, ensuring customer satisfaction and retention through post-sales support.
  • Consistently achieved a 98% SLA, ranking among the top performers in productivity and accuracy within the team.
  • Led the implementation and adoption of SaaS-based AI solutions.
  • Led training and onboarding for Portuguese operations across customer service teams in Portugal, UK, Poland, and Spain, ensuring best practices and operational excellence.
  • Tracked and documented customer interactions in customer relationship management system to maintain accurate records.
  • Reduced downtime by proactively identifying and addressing system vulnerabilities before they impacted users.
  • Acted as a central point of contact for high-priority clients, addressing complex needs and building trust to foster loyalty and long-term partnerships.
  • Utilization of CRM systems and client management platforms to optimize operations, and enable data-driven decision-making.

Intern - International Affairs Office

Budapest Business University
09.2023 - 12.2023

Three-month internship coordinating foreign students at Budapest Business University (BBU).

  • Represented the University in the Network of International Business Schools (NIBS), which promotes global relationships and collaboration.
  • Part of the organization of the Blended Intensive Program (BIP) 2023 at BBU.
  • Creation and organization of programs for Erasmus and fee-paying foreign students.
  • Contributed as a research assistant at the Visitor Economy Center of Excellence, participating in research endeavors related to internationalization and the evolving landscape of the visitor economy.

Reception and Administrative Services

Livensa Living Porto Campus
10.2022 - 03.2023
  • Sales and reservations: end-to-end sales processes and reservation systems (PEX) were orchestrated to ensure organized and solid customer experiences.
  • Guest Experience Facilitation: executed check-in, check-out, and inspection procedures.
  • Consistently delivered customer assistance to a daily average of 640 residents while also managing administrative and customer success responsibilities.
  • SEF Registration Compliance: completed and confirmed compliance with Portuguese Immigration and Borders Service requirements.
  • Managed debtor accounts by implementing strategies and streamlined collection processes, ensuring payments.
  • Developed and presented detailed monthly reports to track progress and improve financial accountability.
  • Facilitated collaboration across departments, including maintenance, cleaning, sales, and finance

Hotel Operations Leader

Porto dos Casais Guest House
10.2018 - 04.2022

Financial administration and people management: executed financial administration, adeptly managing work routines and ensuring task fulfillment.

  • Implemented check-in and check-out procedures, emphasizing the delivery of a seamless experience for guests.
  • Customer service and reservation management: spearheaded customer service with a focus on enhancing guest satisfaction.
  • Managed end-to-end reservation processes, implementing strategic rate and fare control measures to improve revenue and guest experiences.
  • Relationship management with travel agencies.
  • Team training and development: responsible for training administrative and reception teams (in Portuguese and English) across two Brazilian states - Santa Catarina and Bahia.

Sales Analyst of Key Accounts

Uatt Group
07.2017 - 12.2017

Management of internal transactions within the sales channel of key accounts.

  • Ensured operational efficiency and customer satisfaction by managing, and planning optimization processes.
  • Focused on building and optimizing important client connections to improve customer success.
  • Controlled and maintained sales and aftersales operations.
  • Implemented systems that prioritized customer loyalty throughout the customer experience, ensuring satisfaction and retention.
  • Pricing, and logistics negotiation: contributed to developing pricing models by analyzing commercial contracts strategically.

Trainee Program

Uatt Group
07.2016 - 07.2017

Completed a job rotation internship with experience in sales and management.

  • As a Sales Project Intern, mapped online sales and after-sales processes developed a commercial project for B2B and B2C channels, and conducted competitive and market intelligence analyses.
  • As a Management Intern, calculated and presented key performance indicators, proposed strategic improvements, and developed a business plan for Up Licensing within the Uatt Group.

Education

Master - Tourism and Hospitality

Portucalense University Infante D. Henrique
12.2024

Bachelor - Economics

Federal University of Santa Catarina
09.2017

Languages

English
Proficient
C2
Portuguese
Proficient
C2
Spanish
Upper intermediate (B2)
German
Elementary (A2)

Personal Information

  • Date of birth: 06/12/91
  • Nationality: Brazilian

Volunteer work

Financial Consultant, Junior Enterprise, Federal University of Santa Catarina, Florianópolis, Brazil.

From July 2015 to September 2016


  • Led the development of customized consulting projects for micro-enterprises.
  • Cash flow management and resource allocation, ensuring financial health and strategic use of resources.
  • Responsible for Excel training workshops for junior companies from different Universities in Santa Catarina.


Kitchen assistant and clothing bank receptionist, St. Felix Centre, Toronto, ON, Canada.

From May 2018 to October 2018.

  • Provided services at the St Felix Centre in the clothing bank, cooking, cleaning, and support for residents.

Certification

Customer Experience, Fundação Getúlio Vargas - FGV - Feb 2022

  • Development of the vision for the transition from services to experiences.
  • Knowledge about the experience economy and the decision-making process.
  • Skills in mapping the customer journey and identifying the components of the customer experience.

Customer Data Analytics - CS Academy - May 2024

  • Understanding the data behind indicators such as leading indicators, lagging indicators, and KPIs and how to set up a framework for building indicators.
  • Understanding how to assess and develop OKR metrics using data, as well as determining what retention, expansion, and quality objectives are.

English for Business - EF International Language Campus - April 2018 - Oct 2018

  • Developed business communication skills in English, focusing on professional interactions, presentations, and negotiations. Participated in volunteer work at St. Felix as an extracurricular activity.

Timeline

Key Accounts Support Specialist – Portugal and UK

BP - British Petroleum
05.2024 - 05.2025

Intern - International Affairs Office

Budapest Business University
09.2023 - 12.2023

Reception and Administrative Services

Livensa Living Porto Campus
10.2022 - 03.2023

Hotel Operations Leader

Porto dos Casais Guest House
10.2018 - 04.2022

Sales Analyst of Key Accounts

Uatt Group
07.2017 - 12.2017

Trainee Program

Uatt Group
07.2016 - 07.2017

Bachelor - Economics

Federal University of Santa Catarina

Master - Tourism and Hospitality

Portucalense University Infante D. Henrique
Wallentina Carvalho