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Eleftherios AntonakisEA

Eleftherios Antonakis

Tech Lead | Senior AI & Data Engineer

€600/day
Munich, DE
15+ years

Average response time: 1 hour

About Eleftherios

Solutions Architect & Tech Lead with 20+ years of experience in enterprise SaaS, AI platforms, and industrial automation. Expert in architecting cloud-native systems and transforming R&D-stage AI initiatives into production-ready services that align backend technical excellence with business growth.
  • English

    Native or bilingual

  • German

    Conversational

  • Greek

    Native or bilingual

Remote only
Primarily works remotely

Experience

  • CentricSoftware
    Tech Lead | Senior AI & Data Engineer
    September 2018 - Today (7 years and 9 months)
    Munich, Germany
    • Owning the global transition of a R&D initiative into a production-ready enterprise service across US, EU,LATAM, and APAC. Provided the technical authority for deep-dives and demos, influencing multi-million dollar deal closures with global retailers.
    • Building high-concurrency Python ingestion pipelines and a Java ML microservice bridge to embed realtime multimodal search within the PLM core. Developing custom Airflow connectors and DAGs to synchronize complex domain attributes (Style, Material, Colorway and more) into a decoupled, high performance service layer.
    • Engineered a distributed, cloud infrastructure (AWS/Azure) supporting 3M+ image/text embeddings. Leveraged Kubernetes (K8s) and Zilliz Serverless Cloud to manage a high-concurrency Milvus architecture, maintaining 99.9% availability and millisecond-latency discovery at an enterprise scale.
    • Contributing to the next level event-driven "Intelligence" platform, a serverless Python ingestion framework using AWS Lambda and Kinesis to stream high-throughput data into Amazon Aurora and Bedrock, automating chunking and knowledge extraction to power context-aware AI Agents.
  • DXC Technology
    Senior Full-Stack Engineer
    December 2017 - August 2018 (8 months)
    Frankfurt, HE, Germany
    - Co-designed and implemented custom MES components for manufacturing operations in car production plants.
    - Co-designed integration and communication flows between MES and ERP systems across several production sites.
    - Designed and developed a custom BI dashboard for a Daimler production line, providing visibility into specific stages of vehicle production and supporting production monitoring and decision-making.
    - Worked on manufacturing software bridging shop-floor execution with enterprise systems to support coordinated plant operations.
  • Adam Riese GmbH
    Senior Full-Stack Engineer
    December 2017 - April 2018 (4 months)
    Stuttgart, BW, Germany
    Developed Docker-based microservices and frontend applications for a digital insurance platform and customer portal. Designed a Windows sync client connecting Microsoft Office workflows with a secure data room solution.

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Education

  • B.Eng.
    University of West Attica Dpt.
    2004
    B.Eng.

Skill set

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