05/05/2026 updated

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Senior Java Engineer with 20+ years experience

Libiš, Czech Republic
Worldwide
Computer Science
Libiš, Czech Republic
Worldwide
Computer Science

Profile attachments

CV_GR_en-4.pdf

About me

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).

AI AgentsJava (Programming Language)Bash ShellUnixDevOpsSpring FrameworkApache MavenNoSQLAWS CLISQL DatabasesSpring CloudSpring DataKubernetesCloud IntegrationTerraformAWS EKSCi Server
Java Enterprise Development
Core Java technologies expertise with Jakarta EE standards and reference implementations including JSONB and JAXB

Cloud-Native Architecture
High-performance distributed systems design with containerized microservices for AWS Kubernetes and Azure DevOps

DevOps and CI/CD
Automated deployment workflows with end-to-end CI/CD pipelines in Azure DevOps and infrastructure management

Spring Framework
Spring Boot, Spring Data, Spring Security, and Spring Cloud Integration for enterprise applications

Database Technologies
Oracle, SQL Server, PostgreSQL, DynamoDB, and Solace message queues for data persistence and messaging

Infrastructure and Monitoring
AWS, Kubernetes EKS, Terraform, Jenkins, Linux/Bash, and centralized monitoring with Micrometer, InfluxDB, and Grafana

Security Implementation
Client-level encryption, multi-factor authentication, RBAC, and core banking security layers

Performance Optimization
Deep-dive performance tuning, system latency reduction, and critical production bottleneck resolution

Languages

EnglishFluentRussianGoodCzechFluent

Project history

Principal Software Engineer

Novartis
Designed high-throughput async processing API with dynamic rule-based validation engine for global user/role management. Directed technical design, code reviews, and implementation for core identity entities. Automated deployment workflows by establishing end-to-end CI/CD pipelines in Azure DevOps.

Senior Software Engineer

Barclays
Developed asynchronous bond trading platform integrated with Solace message queues. Conducted deep-dive performance tuning to reduce system latency and resolved critical production bottlenecks. Prototyped rule engine integrations for complex trade validation.

Senior Software Engineer

Monster
Developed reactive, containerized microservices for AWS Kubernetes. Engineered client-level encryption for DynamoDB and implemented consistent event propagation using DynamoDB Streams.

Senior Software Engineer

Deutsche Post DHL
Designed and scaled configurable ETL pipeline for global customer data integration. Implemented centralized monitoring using Micrometer, InfluxDB, and Grafana. Managed migration of enterprise VCS repositories from Subversion to GitHub.

Senior Software Engineer

Oracle
Co-developed JSONB specification and led development of Yasson Reference Implementation. Modernized JAXB-RI for compatibility with Java Platform Module System. Key contributor to donation of Java EE technologies to Eclipse Foundation.

Senior Software Engineer

Airbank a.s.
Implemented core banking security layers including multi-factor authentication and RBAC. Designed and launched the bank's insurance broker subsystem and internal administration modules.

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