Data Validation & Reconciliation Engineer (Alfragide/Viseu - Hybrid)

Job Description We're fast learners, hard workers, natural collaborators... and we Make Modern Happen ! Our ambition is to unlock the potential of our digital world so that organisations everywhere can innovate and thrive securely. We aim to achieve this goal by bringing together the world’s most talented people and the most powerful technologies, combining them to address our customers' challenges and to build something stronger together. If you share our vision, join us! Right now, we are looking for a Data Validation & Reconciliation Engineer for a client on our Talent Team. Your responsibilities include: Migration of mission-critical, high-availability, and high-transaction systems; Experience in financial services or payment processing environments; Temporary coexistence of legacy and target systems during migration; Hands-on experience with shadow mode, reverse shadow, dual-run, or parallel-run migration strategies; Experience with progressive rollout strategies; ETL-supported migrations or equivalent data migration frameworks; Automation and observability of migration processes. You must have: 5+ years of experience Relevant experience in migration projects; Specific experience with DB2, MongoDB, and/or equivalent technologies; Experience with shadow run, parallel run, or system coexistence (if applicable); Availability to start the project; Proposed allocation model. We offer: Integration into a dynamic and motivated team for the performance of the role. Additional training. Salary package according to the role performed. Professional development. Workplace: Hybrid - Alfragide Claranet, Make modern happen!