{"id":103477,"url":"https://alion.io/job/xsolla-senior-qa-engineer-web3-applications-infrastructure-4","title":"Senior QA Engineer (Web3 Applications & Infrastructure)","company":{"id":2375,"name":"Xsolla","domain":"xsolla.com","url":"https://alion.io/company/xsolla","size_band":"201-500","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Lever","truth_index":{"grade":"B","score":70,"open_postings":172,"ghost_share":0.424,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":66,"computed_at":"2026-11-04T06:34:25Z"}},"role":"QA","role_family":"QA","seniority":"senior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Kuala Lumpur, Malaysia"],"countries":["MY"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":12000,"max_usd":34000,"period":"year","method":"global_role_cell_scaled_by_country","sample_n":1282},"experience_years_min":7,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"CI/CD","optional":false},{"name":"Git","optional":false},{"name":"Jira","optional":false},{"name":"MetaMask","optional":false},{"name":"Postman","optional":false},{"name":"Reown","optional":false},{"name":"Smart Contracts","optional":false},{"name":"Bash","optional":true},{"name":"Coinbase Wallet","optional":true},{"name":"Cypress","optional":true},{"name":"Linux","optional":true},{"name":"PHP","optional":true},{"name":"Playwright","optional":true},{"name":"Selenium","optional":true},{"name":"Solidity","optional":true}],"status":"live","first_seen_at":"2026-01-26T02:02:15Z","employer_posted_date":"2026-01-26","last_verified_at":"2026-11-05T01:15:22Z","board_verified":true,"closed_at":null,"days_open":283,"trust":{"level":"ghost","repost_count":0,"flags":["stale","company_stale"],"days_open":282},"description":"ABOUT YOU\nWe 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 on-chain/off-chain systems.\nYou thrive in fast-paced, agile environments and bring a proactive approach to quality-anticipating risks, validating distributed systems, and ensuring seamless user experiences across Web3-enabled features. You are confident in manual testing, comfortable with API-level validation, and eager to integrate AI-driven testing tools to improve coverage, speed, and defect detection.\nIf you’re excited to shape quality practices for blockchain-enabled products and help define how Web3 experiences should feel for millions of users, we’d love to meet you.\nABOUT US\nXsolla 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 1,500+ 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.\nFor more information, visit xsolla.com.\nResponsibilities\n Core QA Ownership\nLead manual testing of complex Web3 and platform features across multiple environments\nValidate blockchain interactions, wallet flows (e.g., MetaMask, WalletConnect), and decentralized identity/authentication\nTest smart contract interactions, event handling, and on-chain/off-chain data synchronization\nDrive exploratory, functional, and regression testing using structured documentation and deep product knowledge\nIdentify, log, and track reproducible issues with precision using Jira or similar tools\nWeb3-Specific Quality Work\nVerify blockchain node responses, RPC interactions, and event-driven workflows\nValidate transaction signing, wallet authentication, and multi-chain compatibility\nCollaborate with engineers to test smart contract upgrades, migrations, and versioning\nMonitor production logs, blockchain explorers, and analytics dashboards to detect anomalies\n Process & Tooling\nCreate and maintain detailed test cases, checklists, and QA documentation\nCollaborate with engineering and DevOps teams to ensure reliable CI/CD test coverage for Web3 components\nEvaluate and integrate AI-powered testing tools (e.g., automated test generation, log analysis, visual regression)\nSet up and manage test environments, staging pipelines, and job configurations\nConduct load, stress, and performance testing-especially around high-volume Web3 interactions\nQuality Leadership\nAct as a quality advocate across sprint planning, reviews, and release cycles\nMentor junior QA engineers and promote a culture of proactive quality ownership\nContribute to best practices for testing decentralized systems and hybrid architectures\nQualifications & Skills\nRequired\nMinimum 7 years of total QA experience, including ownership of end-to-end quality\n At least 2 years of hands-on Web3 testing experience, covering blockchain integrations, wallet flows, or decentralized systems\nStrong understanding of manual testing methodologies and defect life cycle\nFamiliarity with blockchain fundamentals (e.g., transactions, gas, confirmations, RPC endpoints)\nExperience validating APIs using Postman or similar tools\nProficiency with bug tracking systems (e.g., Jira) and version control (e.g., Git)\nComfortable using browser developer tools and basic terminal/command-line workflows\nStrong verbal and written English communication skills\nFamiliarity with AI-powered testing tools (e.g., test case generation, smart prioritization, AI log analysis)\nGood to Have\n Good to Have\nExperience with wallet testing (MetaMask, Coinbase Wallet, WalletConnect, custom wallets)\nUnderstanding of smart contracts, Solidity basics, or blockchain debugging tools\nExperience with automated testing frameworks (Playwright, Cypress, Selenium)\nKnowledge of backend technologies, APIs, and familiarity with PHP or related languages\nExperience working in Linux environments and using Bash scripting\nHands-on experience with AI platforms used in QA contexts","description_format":"text","description_chars":4637,"description_truncated":false,"requirements":{"experience_years_min":7,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[{"language":"English","level":"Upper-Intermediate (B2)","optional":false}]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Blockchain & Crypto","E-commerce Platforms","Smart Contracts & Security","Game Development"],"lifecycle":[{"event":"open","at":"2026-01-26T02:02:15Z"}],"visa":[],"liveness":{"score":8,"band":"cold","label":"Long shot","p_open":1,"p_active":0.3,"p_room":0.28,"age_days":282,"expected_fill_days":66,"reasons":["conf:0","velocity","ghost","win:tail","crowd:brand"],"computed_at":"2026-11-04T06:34:25Z"},"pay":null,"html_url":"https://alion.io/job/xsolla-senior-qa-engineer-web3-applications-infrastructure-4","json_url":"https://alion.io/job/xsolla-senior-qa-engineer-web3-applications-infrastructure-4.json","meta":{"generated_at":"2026-11-05T02:03:45Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":2660,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-06T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":2375},"rest":"https://alion.io/mcp/rest/get_company?id=2375"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fxsolla-senior-qa-engineer-web3-applications-infrastructure-4"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fxsolla-senior-qa-engineer-web3-applications-infrastructure-4"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fxsolla-senior-qa-engineer-web3-applications-infrastructure-4"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/xsolla-senior-qa-engineer-web3-applications-infrastructure-4\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fxsolla-senior-qa-engineer-web3-applications-infrastructure-4"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":103477}},{"tool":"search_jobs","arguments":{"company":"xsolla.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":103477},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. Docs: https://alion.io/developers"}}