Quality Assurance & UAT Engineer – Dialer

Miratech helps visionaries change the world. We are a global IT services and consulting company that brings together enterprise and start-up innovation. Today, we support digital transformation for some of the world's largest enterprises. By partnering with both large and small players, we stay at the leading edge of technology, remain nimble even as a global leader, and create technology that helps our clients further enhance their business. We are a values-driven organization and our culture of Relentless Performance has enabled over 99% of Miratech's engagements to succeed by meeting or exceeding our scope, schedule, and/or budget objectives since our inception in 1989. Miratech has coverage across 5 continents and operates in over 25 countries around the world. Miratech retains nearly 1000 full-time professionals, and our annual growth rate exceeds 25%. We are looking for a Quality Assurance & UAT Engineer with strong experience in manual testing, UAT, dialer/outbound contact center testing, and end-to-end integration testing. The ideal candidate will validate business workflows, integrations, APIs, authentication processes, and dialer functionality while ensuring production readiness and a high-quality customer experience. Responsibilities Plan and execute UAT and manual testing for enhancements, releases, and business workflows, covering positive, negative, boundary, and end-to-end scenarios. Review business requirements, user stories, acceptance criteria, and functional designs to create comprehensive test scenarios, test cases, and test scripts. Perform end-to-end and integration testing across CRM, contact center, telephony, workforce management, APIs, and enterprise applications. Test dialer and outbound contact center functionality, including campaigns, dialing modes, call routing, agent availability, dispositions, retry/re-dial logic, pacing, contact lists, campaign rules, and call outcomes. Validate MFA, SSO, identity verification, authentication, session management, and access-management workflows across positive and negative scenarios. Test APIs and integrations, validate request/response behavior and data flows, and use SQL or reporting tools where required for test-data validation. Identify, document, prioritize, track, retest, and validate defects through resolution using Jira, Azure DevOps, ALM, or similar tools; support root-cause analysis and defect triage. Coordinate regression and release testing, assess change impacts, validate acceptance criteria, and support production readiness, deployment validation, and post-release testing. Collaborate with Product Managers, Business Analysts, Technology, Development, Operations, and business stakeholders to clarify requirements, resolve issues, communicate testing status, and participate in Agile ceremonies. 5+ years of experience in Quality Assurance, UAT, Manual Testing, Business Analysis, or a related role. Hands-on experience creating and executing manual test plans, test cases, test scripts, and UAT scenarios. Strong experience with dialer/outbound contact center testing, including campaigns, routing, dialing strategies, agent workflows, call dispositions, retry logic, and call outcomes. Experience testing contact center, CRM, customer servicing, workforce management, or telephony platforms. Strong understanding of SDLC, Agile methodologies, regression testing, release testing, and production validation. Experience with API testing, integrations, end-to-end workflows, data validation, and SQL or reporting tools. Knowledge of MFA, SSO, identity verification, authentication, and access management. Experience with defect/test management tools such as Jira, Azure DevOps, ALM, or similar platforms. Strong analytical, troubleshooting, documentation, communication, and stakeholder-management skills. Ability to manage multiple testing activities, dependencies, and timelines in a fast-paced environment. Nice to Have Experience with dialer/contact center platforms and telephony integrations. Experience supporting production releases, post-deployment validation, and hypercare. Knowledge of SQL, reporting, or data reconciliation. Experience in financial services or other highly regulated environments. ISTQB, Certified Agile Tester (CAT), or similar certification. Experience working in enterprise Agile/SAFe environments. We offer: Culture of Relentless Performance: join an unstoppable technology development team with a 99% project success rate and more than 30% year-over-year revenue growth. Competitive Pay and Benefits: enjoy a comprehensive compensation and benefits package, including health insurance, language courses, and a relocation program. Work From Anywhere Culture: make the most of the flexibility that comes with remote work. Growth Mindset: reap the benefits of a range of professional development opportunities, including certification programs, mentorship and talent investment programs, internal mobility and internship opportunities. Global Impact: collaborate on impactful projects for top global clients and shape the future of industries. Welcoming Multicultural Environment: be a part of a dynamic, global team and thrive in an inclusive and supportive work environment with open communication and regular team-building company social events. Social Sustainability Values: join our sustainable business practices focused on five pillars, including IT education, community empowerment, fair operating practices, environmental sustainability, and gender equality. Miratech is an equal opportunity employer and does not discriminate against any employee or applicant on the basis of race, color, religion, sex, national origin, age, disability, veteran status, sexual orientation, gender identity, or any other protected status under applicable law.