We seek a senior quality assurance engineer to design and execute comprehensive testing for our cutting-edge decentralized finance and digital asset platforms. Key responsibilities include identifying and tracking software defects, collaborating with developers to resolve issues in smart contracts and blockchain infrastructure, conducting security audits and penetration testing, and validating integration of nodes, wallets and decentralized applications. The ideal candidate holds a computer science or engineering degree with 3+ years of blockchain testing experience, proficiency in smart contract and EVM testing tools, a strong grasp of DeFi concepts and standards, and familiarity with QA tools and security frameworks. Preference will be given to those with experience in the cryptocurrency sector or open-source blockchain projects. Remote work is offered along with competitive pay and token incentives.
Full-Spectrum Service Advertising Strategy -- 2 Category: Content Marketing, Google Ads, Google Analytics, Internet Marketing, Keyword Research, Link Building, Marketing, PPC Marketing, SEO, Social Media Marketing Budget: £25 - £1000 GBP
Lead-Gen Ads for Roofers Category: A / B Testing, Content Writing, Facebook Ads, Google Ads, Internet Marketing, Lead Generation, Marketing, SEO Budget: $10 - $30 USD
Write Engaging Technology Blog Articles Category: Article Rewriting, Article Writing, Blog, Blog Writing, Content Writing, Research Writing, SEO, Technical Writing Budget: $15 - $25 USD
10 Dec 2025 22:56 GMT
STL to STEP Conversion for Manufacturing Category: 3D CAD, 3D Design, 3D Drafting, 3D Modelling, 3D Printing, 3D Rendering, CAD / CAM, Solidworks Budget: $10 - $250 AUD
10 Dec 2025 22:56 GMT
Applied Cryptography Portfolio & Code Category: Blockchain, Cryptography, Matlab And Mathematica, Programming, Python, Research Writing, Software Architecture, Software Development Budget: £20 - £250 GBP
10 Dec 2025 22:55 GMT
Shopify Mega-Catalog Optimization Category: Algolia, Amazon Web Services, ECommerce, Elasticsearch, JavaScript, PHP, Python, SEO Budget: $750 - $1500 USD