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Ezer Arantes Email & Phone Number

QA Advisor at Blockstream
Location: Brazil, Brazil, Brazil 15 work roles 2 schools
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✓ Verified Jun 2026 3 data sources Profile completeness 100%

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Current company
Role
QA Advisor
Location
Brazil, Brazil, Brazil
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Who is Ezer Arantes? Overview

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Quick answer

Ezer Arantes is listed as QA Advisor at Blockstream, a company with 57 employees, based in Brazil, Brazil, Brazil. AeroLeads shows a matched LinkedIn profile for Ezer Arantes.

Ezer Arantes previously worked as Quality Assurance Engineer at Merlin Software and Quality Assurance Engineer at Cotecna Inspection. Ezer Arantes holds Business Management, Business Administration And Management, General from Fundação Getulio Vargas.

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Blockstream

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Profile bio

About Ezer Arantes

Over the last 8 years, I was responsible for the design, implementation and execution of manual testing procedures to ensure the stability and quality of software, reporting issues to the developers and business analysts alike. I am familiar with several different methodologies with focus in Agile life cycles. I have worked in several clients across the United Kingdom both on site and remotely which gave me a greater understanding of quality assurance thus ensuring that only the highest standard of work was delivered. I am technically apt and proficient in refining requirements, writing detailed test scripts, test plans, completion reports and performing extensive test execution and detailed documentation of test evidence. I am friendly and I have a good initiative when working as part of a team or individually.

Listed skills include Sistemas Operacionais, Erp, Microsoft Sql Server, Sql, and 29 others.

Current workplace

Ezer Arantes's current company

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Blockstream
Blockstream
QA Advisor
victoria, british columbia, canada
Website
Employees
57
AeroLeads page
15 roles

Ezer Arantes work experience

A career timeline built from the work history available for this profile.

Qa Advisor

Current

Tallinn, Harjumaa, Estonia

- Open source software for secure custody of Bitcoin and Liquid Network Assets- Mobile and desktop and web Bitcoin application testing- Cross platform bitcoin wallets libraries and tools- Customer support

Apr 2022 - Present

Quality Assurance Engineer

A Coruña, Galicia, Spain

In Merlin I have created a manual test framework for regression, performed progression tests during releases for diferent projects and created QA planning documentation for future automation implementation.

Jan 2022 - Apr 2022

Quality Assurance Engineer

Barcelona, Catalonia, Spain

In Cotecna I have started a new journey in my testing career where I acquired experience in automation testing using several testing tools. I have also performed manual tests, creating tests plans and test scenarios documentation for the different features or changes to the software.

Jan 2021 - Dec 2021

Quality Assurance Analyst

Barcelona, Catalonia, Spain

Derivco Sports develop and maintain the web application and mobile applications where Betway is hosted, being part of Apricot, the company is part of a group of companies. The website has various customization features to suit the client needs.Working for Derivco Sports allowed me to improve my knowledge about the gambling industry, testing and agile.

Dec 2018 - Dec 2020

Quality Assurance Analyst

Bellshill, Reino Unido

With Resillion (Edge Testing), I had the opportunity to work across the United Kingdom for several different clients like Vodafone, Financial Services Compensation Scheme (FSCS), Iress, Heineken and Student Loans Company (SLC). The activities involved understanding the software under test in a relatively short time, planning and executing test procedures.

Jul 2016 - Nov 2018

Localization Tester

Glasgow, Reino Unido

Excellent attention to details for ensuring console manufacturer guidelines and Ad hoc translations. Testing and Identifying spelling, grammar, punctuation and other language errors and Logging details of errors/issues found to provide suggestions for improvements. Compliance testing on all platforms (PC, Xbox One, PS4, Xbox 360, PS3, PSP, PS Vita, NDS.

Apr 2016 - Jul 2016

It Consultant

Lcs

Ribeirão Preto E Região, Brasil

Several projects with LCS for different multinational companies such as JBS, Raízen, Arcelormittal, Mitsubishi And LeasePlan, where I was responsible for the design, built and deployment of Citrix, AppSense and NComputing Products.

Apr 2013 - Jan 2016

Senior Support Analyst

Ribeirão Preto E Região, Brasil

Remote Support to Customers of the company ERP. Linux Servers and MySQL database analysis, software testing and training documentation desing.

Dec 2012 - Apr 2013

Implementation Consultant

Ribeirão Preto E Região, Brasil

Training and Support to customers of the B2B solutions. Primarily responsible for software merging with client’s ERP, such as SAP, Datasul, Microsiga, Logix.

Mar 2012 - Nov 2012

Customer Service Manager

Ribeirão Preto E Região, Brasil

Oct 2011 - Mar 2012

Customer Service

Ribeirão Preto E Região, Brasil

  • Managed a high-volume workload within a deadline-driven environment.
  • Resolved an average of 550 inquiries in any given week and consistently met performance benchmarks in all areas (speed, accuracy, volume).
  • Became the lead "go-to" person for new reps and particularly challenging calls as one of the company’s primary mentors/trainers of both new and established employees.
  • Helped company attain the highest customer service ratings (as determined by external auditors) -- earned 100% marks in all categories including communication skills, listening skills, problem resolution and politeness.
  • Officially commended for initiative, enthusiasm, tenacity, persuasiveness, intense customer focus and dependability in performance evaluations.
  • Completed voluntary customer service training to learn ways to enhance customer satisfaction and improve productivity.
Apr 2010 - Oct 2011

Sales Representative

Ribeirão Preto E Região, Brasil

  • Prepared effective action plans and schedules – Participated in marketing plan design and execution.
  • Took part in trade shows and other marketing events.
  • Perfected knowledge of product, market, and sales strategy.
  • Handled and resolved any complaints or concerns from customers.
  • Worked with company staff to effectively close sales; sales management, logistics, marketing, and tech-service.
Dec 2009 - Apr 2010

Call Center Quality Assurance

Ribeirão Preto E Região, Brasil

  • Determines telemarketing quality standards by studying inbound and outbound calls and customer service presentations; conducting test calls to telemarketing service representatives on new products.
  • Verifies telemarketing results by measuring skills in use of scripts, product knowledge, sales and service ability, greeting, diction, listening, etiquette, objection handling, efficiency, and courteous close of call.
  • Provides feedback to telemarketers by monitoring calls; monitoring feedback for external vendor programs; conducting monthly help sessions.
  • Evaluates telemarketing approaches by rating effectiveness of telemarketing service representatives; providing quality ratings; identifying training needs; developing training programs; conducting training.
  • Directs quality initiatives by requiring adherence to quality assurance policies and procedures; developing new models; implementing changes.
  • Maintains professional and technical knowledge by attending educational workshops; reviewing professional publications; establishing personal networks; benchmarking state-of-the-art practices; participating in.
Jul 2009 - Dec 2009

Call Center Sales Auditor

Ribeirão Preto E Região, Brasil

  • As sales auditor, I was able to ensure that the product information has been provided to the costumer (cost, benefits and terms of contract), offering other products that could be of the costumer interest as well. My.
  • Performed regular audit and evaluate the quality of customer services being delivered and issue periodic reports on the same.
  • Ensure the customer have all the information (cost, benefits and contract terms) about the product being purchased.
Nov 2008 - Jun 2009

Call Center Representative

Ribeirão Preto E Região, Brasil

  • Atento S/A is the official call center of Vivo (Movistar and Telefonica according to the country), my main objectives were:
  • Conduct analysis and recommend suitable solutions to real time performance issues.
  • Handle inbound calls and provide one-call resolution to problems reported.
  • Responded to client calls and provided instructions for troubleshooting.
  • Forwarded client complains to the concerned departments.
  • Provided technical and analytical support at the call center.
Oct 2006 - Aug 2007
Team & coworkers

Colleagues at Blockstream

Other employees you can reach at blockstream.com. View company contacts for 57 employees →

2 education records

Ezer Arantes education

FAQ

Frequently asked questions about Ezer Arantes

Quick answers generated from the profile data available on this page.

What company does Ezer Arantes work for?

Ezer Arantes works for Blockstream.

What is Ezer Arantes's role at Blockstream?

Ezer Arantes is listed as QA Advisor at Blockstream.

Where is Ezer Arantes based?

Ezer Arantes is based in Brazil, Brazil, Brazil while working with Blockstream.

What companies has Ezer Arantes worked for?

Ezer Arantes has worked for Blockstream, Merlin Software, Cotecna Inspection, Derivco Sports, and Resillion.

Who are Ezer Arantes's colleagues at Blockstream?

Ezer Arantes's colleagues at Blockstream include Victoria Frey, Richard Willian, Edwin Wanji, Christopher R., and Newspaper Techs.

How can I contact Ezer Arantes?

You can use AeroLeads to view verified contact signals for Ezer Arantes at Blockstream, including work email, phone, and LinkedIn data when available.

What schools did Ezer Arantes attend?

Ezer Arantes holds Business Management, Business Administration And Management, General from Fundação Getulio Vargas.

What skills is Ezer Arantes known for?

Ezer Arantes is listed with skills including Sistemas Operacionais, Erp, Microsoft Sql Server, Sql, Microsoft Office, Operating Systems, Sap, and Linux.

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