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Roman GrigoriadiRG

Roman Grigoriadi

Java software engineer

600 €/Tag
Prague, CZ
15+ Jahre

Durchschnittliche Reaktionszeit: 1h

Über Roman

High-impact Java Engineer with 20+ years of experience specializing in core Java
technologies, cloud-native architecture, and high-performance distributed systems.
Contributor to Jakarta EE standards and reference implementations (JSONB, JAXB).
  • Tschechisch

    Muttersprachlich oder zweisprachig

  • Englisch

    Verhandlungssicher

Nur remote
Führt Projekte hauptsächlich remote aus

Projekt- und Berufserfahrung

  • Novartis
    Principal Software Engineer
    November 2023 - Heute (2 Jahre und 7 Monate)
    • • Architecture: Designed a high-throughput async processing API with a dynamic rule-based validation engine for global user/role management.
    • • Leadership: Directed technical design, code reviews, and implementation for core identity entities.
    • • DevOps: Automated deployment workflows by establishing end-to-end CI/CD pipelines in Azure DevOps.
  • Barclays
    Senior Software Engineer
    Oktober 2022 - Oktober 2023 (1 Jahr)
    Trading Systems: Developed an asynchronous bond trading platform (Buy/Repo) integrated with Solace message queues.
    • • Optimization: Conducted deep-dive performance tuning to reduce system latency and resolved critical production bottlenecks. R&D: Prototyped rule engine integrations for complex trade validation.
  • Monster
    Senior Software Engineer
    Februar 2022 - November 2022 (9 Monate)
    Cloud Native: Developed reactive, containerized microservices for AWS Kubernetes (EKS).
    • • Security: Engineered client-level encryption for DynamoDB and implemented consistent event propagation using DynamoDB Streams.

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