Senior QA Engineer Web3

ABOUT YOU

We are looking for a Senior QA Engineer with strong Web3 experience to join our engineering team. You are meticulous technically sharp and deeply curious about decentralized technologies. You understand the nuances of blockchain interactions wallet integrations smart contract behavior and hybrid onchain / offchain systems.

You thrive in fastpaced agile environments and bring a proactive approach to qualityanticipating risks validating distributed systems and ensuring seamless user experiences across Web3enabled features. You are confident in manual testing comfortable with APIlevel validation and eager to integrate AIdriven testing tools to improve coverage speed and defect detection.

If youre excited to shape quality practices for blockchainenabled products and help define how Web3 experiences should feel for millions of users wed love to meet you.

ABOUT US

Xsolla is a global commerce company with robust tools and services to help developers solve the inherent challenges of the video game industry. From indie to AAA companies partner with Xsolla to help them fund distribute market and monetize their games. Grounded in the belief in the future of video games Xsolla is resolute in the mission to bring opportunities together and continually make new resources available to creators. Headquartered and incorporated in Los Angeles California Xsolla operates as the merchant of record and has helped over 1500 game developers to reach more players and grow their businesses around the world. With more paths to profits and ways to win developers have all the things needed to enjoy the game.

For more information visit .

Responsibilities :

• Lead manual testing of complex Web3 and platform features across multiple environments
• Validate blockchain interactions wallet flows (e.g. MetaMask WalletConnect) and decentralized identity / authentication
• Test smart contract interactions event handling and onchain / offchain data synchronization
• Drive exploratory functional and regression testing using structured documentation and deep product knowledge
• Identify log and track reproducible issues with precision using Jira or similar tools
• Identify blockchain node responses RPC interactions and eventdriven workflows
• Validate transaction signing wallet authentication and multichain compatibility
• Collaborate with engineers to test smart contract upgrades migrations and versioning
• Monitor production logs blockchain explorers and analytics dashboards to detect anomalies
• Create and maintain detailed test cases checklists and QA documentation
• Collaborate with engineering and DevOps teams to ensure reliable CI / CD test coverage for Web3 components
• Evaluate and integrate AIpowered testing tools (e.g. automated test generation log analysis visual regression)
• Set up and manage test environments staging pipelines and job configurations
• Conduct load stress and performance testingespecially around highvolume Web3 interactions
• Act as a quality advocate across sprint planning reviews and release cycles
• Mentor junior QA engineers and promote a culture of proactive quality ownership
• Contribute to best practices for testing decentralized systems and hybrid architectures

Qualifications & Skills :

Nice to Have :

Equal Employment Opportunity Statement :

Xsolla is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. We do not discriminate based on race color religion sex national origin age disability sexual orientation gender identity or any other characteristic protected by law.

We consider qualified applicants with criminal histories in accordance with the Fair Chance Act.

Criminal History Consideration :

For the Senior QA Engineer - Web3 we will conduct a background check that may include the following :

Criminal history check

Employment verification

Education verification

Relevance to Job Responsibilities :

The background check is relevant to this position because of the following role responsibilities :

Accessing confidential company data

Ensuring compliance with regulatory requirements

Rights Under the Fair Chance Act :

Applicants are encouraged to inquire about their rights under the Fair Chance Act. If you have questions regarding our hiring practices please contact emailprotected .

By submitting the following job application form you consent to Xsolla processing your data for career-related inquiries and potential employment opportunities. We process your data in accordance with this Xsolla Privacy Notice for Job Applicants . Please direct any inquiries regarding your data privacy to emailprotected .

We may use artificial intelligence (AI) tools to support parts of the hiring process such as reviewing applications analyzing resumes or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed please contact us.

Required Experience :

Senior IC

Key Skills

Corporate Communications,Apache Commons,Community Support,Jira,Java

Employment Type : Full Time

Experience : years

Vacancy : 1