Experteer OverviewIn this role you will provide critical application support and development for a key Milan-based client, ensuring stability and rapid incident resolution. You will serve as a trusted technical advisor to client stakeholders, collaborating with Numia teams to maintain service continuity. You will diagnose defects, support deployments, and drive continuous improvement of support processes. This position offers impact on a high-revenue client within a global payments leader and involves Italian and English communication and occasional out-of-hours work.Retribuzione / BenefitsProvide application development and production support for Numia-owned systems and integrationsAct as first-line advisor for application incidents, analysis, and resolution during Italian business hoursParticipate in out-of-hours (OOH) support for critical production issues as requiredDiagnose and resolve application defects, performance issues, and integration failuresPerform root cause analysis (RCA) and implement corrective and preventive actionsCollaborate closely with Numia stakeholders, internal development teams, and infrastructure partnersSupport deployments, patches, and minor enhancements to ensure platform stabilityEnsure incidents and changes are managed in line with agreed SLAs and governance processesMaintain accurate technical documentation and incident recordsContribute to continuous improvement of support processes and application resilienceResponsabilitàStrong working knowledge of credit/debit card lifecycle, transactions, authorisations, clearing, settlement, and billingHands‐on experience with mainframe technologies, including: CICS (online transaction processing), DB2 (data access and analysis)Ability to analyse and troubleshoot issues using mainframe utilities and tools, including EazytrieveExperience supporting API‐based integrations between distributed systems and mainframe applicationsSolid understanding of production support, incident triage, root‐cause analysis, and escalation in a 247 environmentExperience working directly with client‐facing payment systems, responding to time‐critical and business‐impacting incidentsFluent Italian and English (spoken and written)Willingness to participate in out‐of‐hours (OOH) support as part of a support rota
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