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Georgios M.GM

Georgios M.

SQL Expert & ITSM Consultant — Performance & RCA

833 €/jour
Brussels, BE
15 ans et +

Délai de réponse moyen : 1h

À propos de Georgios

Senior SQL & ITSM Consultant — halve DB latency, stop recurring incidents, cut DB costs
Georgios Makridis: Operational Reliability & Business Continuity
Strategic Partner for High-Stakes Data Operations & ITSM Governance

💻 Faster user experience (MSSQL Performance Rescue)
⚙️ Fewer outages and repeat incidents (ITSM Fix Sprint)
🛡️ Predictable, auditable operations (Managed Performance)

Stop production slowdowns, eliminate repeat incidents and make your database platform predictable, auditable and cost‑efficient. Fixed‑price, outcome‑first engagements that deliver measurable KPIs and a clear roadmap to scale.

Faster user experience (MSSQL Performance Rescue)
Outcome: Halve median query time and reduce cloud DB spend.
Deliverables: 48‑hour audit; baseline metrics; top 5 prioritized fixes; quick‑win implementations; expected ROI and 2‑week pilot plan.

Fewer outages and repeat incidents (ITSM Fix Sprint)
Outcome: Remove recurring incidents and cut MTTR so ops focus on innovation.
Deliverables: RCA facilitation; 3 permanent fixes; automated 1–2 workflows; KB articles; SLA tuning and escalation playbook.

Predictable, auditable operations (Managed Performance)
Outcome: Ongoing stability, clear RTO/RPO and lower operational risk.
Deliverables: Monthly tuning, alert/dashboard ownership, quarterly RCA workshops, CMDB reconciliation and ServiceNow governance.

🌍 Why this works for your team
29+ years in SQL, L3 support and ITSM; proven in high‑volume, regulated platforms (100M+ transactions, multi‑country). ServiceNow Certified System Administrator and ITIL 4 certified. English C2, French B2; Brussels‑area and remote engagements (inside Belgium). PEPPOL-ready SRL.

All discussions and documentation will be in English.

Book a 30‑minute discovery to confirm KPIs and a tailored 48‑hour audit plan — which outcome should we prioritise first: latency, incidents, or cost?
  • Anglais

    Bilingue ou natif

  • Français

    Capacité professionnelle limitée

  • Grec

    Bilingue ou natif

  • Italien

    Notions

Accepte de travailler sur site
Brussels (jusqu’à 50 km)

Expériences

  • Interparking Group
    Functional Analyst / Senior SQL Developer
    AUTOMOBILE
    janvier 2025 - Aujourd'hui (1 an et 5 mois)
    Brussels, Belgium
    • Analysis Leadership: Led end-to-end functional analysis bridging business needs with technical specifications.
    • Team Facilitation: Facilitated workshops and led cross-functional teams for solution design and delivery.
    • Technical Support: Provided senior SQL and L3 Dev support for mission-critical production systems.
    • Governance: Managed incident investigation, RCA, and corrective actions for regulatory compliance.
    • Data Integrity: Managed UAT and reconciliation to ensure cross-border invoicing and data accuracy.
    Tech: BPMN, UML, draw.io, Azure DevOps, Jira, Confluence, Git, ServiceNow, SQL Server, T-SQL.
    SQL Server SQL Transact-SQL ServiceNow Gestion de base de données (SQL, NoSQL, etc.)
  • Interparking Group
    Head of Group IT Support
    AUTOMOBILE
    janvier 2023 - décembre 2024 (1 an et 11 mois)
    Brussels, Belgium
    • Team Leadership: Directed L1/L2 support teams across nine countries for multi-national operations.
    • ServiceNow Administration: Managed 50,000+ tasks over a two-year implementation period.
    • Service Management: Managed ITIL Incident, Service Request, Problem, and Change lifecycles.
    • Process Governance: Established cross-border processes and monitored KPIs for quality service levels.
    Tech: ServiceNow Admin/ITSM (Incident, KM, Change), ITIL, KPIs.
    ITIL ITSM ServiceNow Conduite du changement Gestion des services informatiques
  • Interparking Group
    Senior SQL/.net Maintenance Engineer
    AUTOMOBILE
    mai 2019 - décembre 2022 (3 ans et 7 mois)
    Brussels, Belgium
    • Platform Reliability: Managed 100M+ transactions in nine countries ensuring high-volume platform stability.
    • Data Integrity: Facilitated complex data reconciliation and settlement for multi-national revenue operations.
    • SQL Development: Optimized SQL Views and Stored Procedures for accurate cross-border invoicing.
    • L3 Support: Led incident investigation, delivered technical fixes & conducted comprehensive RCA.
    Tech: SQL Server, T-SQL, Stored Procedures, SSMS, Azure DevOps, Jira, Git, Confluence.
    Transact-SQL SQL SQL Server Gestion de base de données (SQL, NoSQL, etc.)

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Formations

  • ServiceNow Certified System Administrator
    2024
    ServiceNow Certified System Administrator
  • ITIL
    ITIL 4 Foundation
    2023
    ITIL

Compétences

Catégories