Remote Selenium Tester Jobs in Miami, FL (NOW HIRING)

At ITRADE STEM, we help create jobs and support the future of industries like space, technology, energy, and manufacturing. We do this by creating programs that teach skills and support sustainable growth. Join us on our mission to Redefine STEM!JOB OVERVIEW:We are looking for a Lead Quality Assurance Engineer for an exciting remote opportunity based in Miami. Our client is a leader in Web3 innovation, developing cutting-edge applications in cryptocurrency trading and blockchain infrastructure. This role provides a unique opportunity to influence the quality standards of next-generation financial technology products while collaborating with a highly skilled engineering team. In this critical position, you will work directly with the CTO and cross-functional teams to ensure the delivery of robust, secure, and high-performance crypto trading solutions.RESPONSIBILITIES:Lead the development and execution of comprehensive test strategies for cutting-edge crypto and Web3 applications, ensuring product excellenceDrive quality assurance through a mix of manual and automated testing approaches, covering integration, regression, load, and security testing scenariosEstablish robust defect management processes, including thorough documentation and tracking systemsTake ownership of issue resolution by working directly with engineering teams to investigate, reproduce, and resolve complex technical challengesImplement proactive performance monitoring and reliability analysis to maintain system excellenceSpearhead continuous improvement initiatives for QA processes and automation frameworksChampion quality standards through comprehensive testing protocols and detailed documentation to ensure successful releasesCORE REQUIREMENTS:Strong knowledge of QA methodologies, tools, and processesProven ability to test large-scale, high-availability production systemsExperience with automated testing frameworks (Selenium, Cypress, Jest, Postman)Excellent problem-solving, analytical skills, and attention to detailFamiliarity with blockchain technology (EVM, smart contracts, Web3)Extensive QA experience in crypto/blockchain or fintech applicationsFluent English communication skillsTECHNICAL SKILLS (PREFERRED):Performance testing expertise with JMeter, k6, or LoadRunnerExperience with CI/CD pipelines, containerization (Docker, Kubernetes)Security testing and vulnerability assessment capabilitiesISTQB certification or equivalentOpen-source contributions to QA/testing projectsADDITIONAL TECHNICAL REQUIREMENTS:Experience with distributed systems testing and microservices architectureKnowledge of API testing and WebSocket protocolsFamiliarity with data consistency testing in distributed ledger systemsExperience with test environments in cloud platforms (AWS/GCP/Azure)Our client's team works in a fast-paced, dynamic environment. This role is not your typical 9-to-5; we are seeking a meticulous QA professional who excels in delivering world-class quality for crypto products while collaborating with a small, senior team.Please submit your resume, portfolio, GitHub profile, or examples of previous QA projects, especially those involving cryptocurrency, trading, or large-scale production applications.