Web3 QA Automation Engineer for European Market

Further Details

Advance your career as a QA Automation Engineer specializing in Web3 technologies. This position offers the chance to work with a leading client in Spain, focusing on the European market. Successful candidates will benefit from these urgent hiring. Ideal candidates will leverage their expertise in test automation and Web3 flows to deliver robust software solutions. Explore this unique opportunity for professional growth and impact.

Web3 QA Automation Engineer Opportunity in Spain

JR Spain is actively seeking a skilled Web3 QA Automation Engineer for a prominent client, Braintrust, based in Galicia, Spain. This role is crucial for ensuring the quality and reliability of advanced Web3 applications, targeting the European market. If you are a seasoned QA professional with a passion for the decentralized web and possess strong automation skills, this is an exceptional career advancement opportunity.

The ideal candidate will bring 3-5 years of experience in quality engineering, with a robust background in both manual and automated testing methodologies. A deep understanding of Web3 core flows, including wallet integrations and smart contract interactions, is essential. Your ability to design and execute comprehensive test plans, coupled with clear bug reporting, will be key to success in this position. This role offers competitive compensation and the chance to work in a fast-paced, innovative environment.

Key Highlights:

• Job Title: Web3 QA Automation Engineer
• Location: Galicia, Spain
• Company: JR Spain (Client: Braintrust)
• Experience Required: 3-5 Years
• Specialization: Web3, Blockchain, Test Automation
• Key Skills: TypeScript, JavaScript, Python scripting, Manual & Automated Testing, Web3 Flows, Smart Contracts, Wallet Integrations
• Application Deadline: 18 December, 2026

Skills

• 3-5 years in QA/quality engineering, hands-on with manual and automated testing
• Solid test-case design, execution, and regression testing discipline
• Working knowledge of core Web3 flows: wallet connections (MetaMask, Trust Wallet, WalletConnect), transaction signing, and on-chain vs off-chain behavior
• Smart contract and wallet testing experience
• Experience testing third-party/exchange (CEX) integrations end-to-end
• Comfortable setting up and managing test accounts, credentials, and environments
• Clear, reproducible bug reporting and tracking in Linear or Jira
• Strong written English communication skills
• Ability to collaborate across US/Europe/India time zones
• Scripting ability in TypeScript, JavaScript, or Python at a working level
• Experience testing web and mobile applications
• Cross-browser and cross-device verification

Duties and Responsibilities:

• Design, execute, and maintain test cases for Web3 applications
• Conduct manual and automated functional and regression testing
• Own and execute recurring daily and regression sweeps
• Validate core Web3 functionalities, including wallet connections and transaction signing
• Test smart contracts and their interactions
• Perform end-to-end testing of third-party and exchange integrations
• Set up and manage test accounts, credentials, and environments
• Report bugs clearly and concisely with reproducible steps and evidence
• Collaborate effectively with international teams across different time zones
• Develop and maintain automated test scripts

How to apply

Prospective candidates interested in the Web3 QA Automation Engineer position in Galicia, Spain, are invited to submit their applications via the provided link. Ensure all required documentation and information are prepared for a smooth application process.

• Step 1: Navigate to the application portal using the provided link.
• Step 2: Carefully review the full job description and requirements.
• Step 3: Prepare your updated Curriculum Vitae (CV) highlighting your relevant experience in QA, automation, and Web3 technologies.
• Step 4: Complete the online application form accurately and thoroughly.
• Step 5: Double-check all entered information before submitting your application.
• Step 6: Submit your application by the closing date of 18 December, 2026.
• Important Note: Ensure your application clearly demonstrates your proficiency in Web3 concepts and your ability to script in TypeScript, JavaScript, or Python.

For any inquiries regarding the application process, please refer to the contact information provided, or use the designated application link.