leeojunior

Senior Qa Engineer

Quality Assurance Engineer with 10+ years of experience in testing critical systems across cybersecurity, banking, healthcare, and mobile sectors. Now actively transitioning to the Web3 space, with solid theoretical knowledge in blockchain fundamentals, smart contracts, wallet integrations, testnets, and decentralized applications.

Skilled in:

Test automation (E2E, API), BDD, exploratory testing
Building robust test strategies for high-availability systems
Learning and simulating Web3 workflows with tools like Hardhat, Remix, MetaMask and testnets
Passionate about decentralized technologies, digital ownership, and DApp quality assurance

Eager to apply proven QA skills in the Web3 ecosystem and contribute to innovative, secure, and reliable decentralized applications.

Experience: 11 years

Yearly salary: $50,000

Hourly rate: $40

Nationality: 🇧🇷 Brazil

Residency: 🌏 Remote

Experience

QA Specialist

Tempest

2022 - 2024

Cybersecurity Platform Built QA automation pipelines with Cypress and BDD Tested permission logic, authentication, and secure data handling Collaborated with security teams to validate user and access rules Delivered detailed test documentation and bug reports

QA Specialist

Dock

2021 - 2022

QA consultant for API-first banking platform (cards, credit, fraud) Executed automated tests on CI/CD pipelines using Cypress & RestAssured Helped define quality strategies across backend and frontend squads

Senior QA Analyst

AmigoTech

2018 - 2020

Functional and automated testing on large-scale financial and health platforms Designed BDD scenarios and executed API/UI tests with Selenium, Ruby and Java Collaborated with DevOps and Product teams for continuous delivery

QA Analyst

Accenture

2015 - 2018

Skills

android

aws

ios

java

javascript

quality-assurance

english

french

portuguese

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