11/19/2025 updated

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Java Developer

TIMISOARA, Romania
Worldwide
Bachelor's Degree in Computer Science
TIMISOARA, Romania
Worldwide
Bachelor's Degree in Computer Science

Profile attachments

cristian-tone-java-dev.pdf

About me

Recognized for modernizing legacy systems, improving developer workflows, and leading cross-functional international teams. Proactive, ownership-driven, and passionate about delivering quality software that makes an impact

Apache ActiveMQApplication Programming Interfaces (APIs)Software ApplicationsArchitectureCloud ComputingContinuous IntegrationSoftware Design PatternsDevOpsProgramming ToolsEclipse (Software)GitHubJUnitPostgreSQLApache MavenMicrosoft SQL ServersQuality ManagementQueueing SystemsMockitoSonarQubeTesting StrategiesWorkflowsTestingPostmanKubernetesApache KafkaDatabase AdministrationDockerJenkins
Java Enterprise Development
Extensive experience with Java 8-25, Spring Boot, and Microservices architecture for scalable enterprise systems

Backend Systems and APIs
Proficient in REST API development, message queues like ActiveMQ and Kafka, and database technologies including PostgreSQL and MySQL

DevOps and Cloud Technologies
Skilled in containerization with Docker and Kubernetes, CI/CD with Jenkins, and cloud platforms including Google Cloud Platform

Testing and Quality Assurance
Experience with JUnit 5, Mockito, Postman, and SWT for comprehensive testing strategies

Development Tools and IDEs
Proficient with Eclipse RCP, IntelliJ, Git, GitHub, SonarQube, and Maven for efficient development workflows

Database Management
Experience with multiple database systems including PostgreSQL, MySQL, MSSQL, and Hibernate ORM

Architecture and Design Patterns
Knowledge of Domain-Driven Design, Hexagonal Architecture, Design Patterns, and SOLID Principles

Desktop Application Development
Experience with SWT, Swing, and Eclipse RCP for desktop application development

Experience

Professional experience10+ years
Freelancer since2021

Languages

EnglishFluentRomanianNative speaker

Project history

Lead/Senior Developer (Contract)

NTT Data
Led a team of six developers from NTT DATA Vietnam in a collaborative project for a European car manufacturer. Designed and implemented Spring-based microservices for user rights management and partner system integrations. Improved UI rendering by 40% through custom NatTable optimizations.

Lead/Mid-Level Developer (Contract)

P4B
Led a team of two developers maintaining Drools-based business rules for medical device requests. Implemented new REST APIs and integrated ActiveMQ message types.

Senior Java Engineer

Zenitech
Worked on the gateway of a planning platform, focusing on unit, integration, and system tests. Simplified several processes and created documentation in Confluence.

Senior Java Developer

Synopsis (QTronic)
Developed desktop simulation tools for European automotive manufacturers. Built INI editor with SWT and a real-time signal visualization framework using JOGL (OpenGL).

Java Developer

Konecranes (TBA)
Developed Java-based desktop applications for simulation and logistics domains. Created the Graphical Terminal Editor and Replay Animator for terminal layouts. Built C#-based Boxhunter Crane Interface and maintained OpenWebStart applications.

Junior C++ Developer

FUNLABS
Implemented visual effects and 2D game elements for Cabela's Big Game Hunter and African Safari using C++ and internal game engine.

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