Rex Kumi

Senior QA Engineer | Driving Quality, Automation & Delivery Excellence | ISTQB Certified

Dubai, Dubai, United Arab Emirates

About

Senior QA Engineer with over 13 years of experience across FinTech, AdTech, SaaS, and creative technology industries in both the UK and UAE. Proven expertise in test automation architecture, CI/CD integration, release management and digital product quality management. Recognized for building scalable QA functions, leading cross-functional teams, and encouraging shift-left testing and DevOps quality culture. Adept at collaborating with global stakeholders to enhance velocity, stability, and end user satisfaction.

Experience

  • Senior Quality Assurance Engineer at Stealth Startup
    Jun 2026 - Present · 1 mo

  • Senior automation QA at Easygenerator
    Sep 2024 - Nov 2025 · 1 yr 3 mos

  • Senior software engineer in test at Hogarth Worldwide
    Nov 2021 - Sep 2024 · 2 yrs 11 mos

  • QA Analyst at Bionic
    Aug 2020 - Nov 2021 · 1 yr 4 mos

  • QA Engineer at TAINA Technology Limited
    Jan 2020 - Jul 2020 · 7 mos