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Full Stack Developer Java + JS, React
Build and expand a financial platform using Java, Spring Boot, and React; collaborate with a global team to deliver scalable solutions.
Senior Java Developer (ideally with API, React, Messaging)
Build and maintain a high-end microservice platform in Java/Spring Boot with React frontends for trading and credit applications, handling order management and quoting.
Java React Developer
Design and build scalable cloud-native Java and React applications for investment banking, using Kafka, Kubernetes, AWS, and microservices.
Freelance Software Developer (Java) - Quality Assurance (AI Trainer)
Freelance Java developer trains and evaluates AI models by writing, reviewing, and testing code, annotating data, and benchmarking LLM outputs in sandboxed environments.
Full-Stack Developer @ Capgemini
Build and maintain full-stack Java/Spring and Angular applications, design REST APIs, and optimize cloud-native microservices with DevOps tooling like Docker, Kubernetes, and Jenkins.
Remote Java Developer — Cloud, Spring Boot & GCP
Builds a new Java 17–21/Spring Boot application on GCP for corporate financing workflows (factoring, loans) and integrates it with bank systems.
Senior Java Developer @ Mindbox Sp. z o.o.
Build and maintain a high-performance Java 17+ FX trading platform with low-latency design, automated testing, and CI/CD for real-time global markets.
Java Developer – Banking/FinTech, Hybrid Role
Builds and maintains a Java 21+/Spring Boot 3 investment-domain service for a banking client, using PostgreSQL, Kafka, RabbitMQ, and testing with JUnit 5/Mockito.
Intern Full-stack Developer (Java)
Intern full-stack developer builds Angular UIs and Java/Spring REST APIs, fixes defects, and learns Guidewire/Gosu while supporting CI/CD pipelines.
Full-stack Developer (Java, Angular)
Build and maintain full-stack apps using Java/Spring for backend APIs and Angular for responsive UIs, collaborating with DevOps on CI/CD and cloud deployments.
Java Developer - CC Digital (f/m/x)
Builds and maintains Java-based enterprise applications using Spring, microservices, and cloud tools for finance, e-commerce, or healthcare clients.
Senior Java Developer @ Verita HR
Build and maintain Java/Spring services for a global bank’s trading hub, handling equities and mutual funds across the investment lifecycle.
Senior Java Developer z językiem niemieckim
Build and maintain scalable Java microservices for a telecom retailer’s backend, collaborating with German-speaking stakeholders and deploying to Kubernetes.
Senior Java Developer Java, Spring Boot, SQL, Kafka Gdańsk
Build and maintain Java microservices for a custody and corporate actions platform using Spring Boot, SQL, Kafka, and Oracle; troubleshoot production issues and modernize legacy integrations.
Lead Full Stack Developer
Lead a team to design, build, and ship secure, scalable enterprise apps using Node.js/Python/Java, REST APIs, and cloud-native tools on Azure.
Senior Java Developer (with Angular) @ XTB
Build and maintain Java-based microservices and Angular frontends for XTB’s client-care ecosystem, including AI chat, AML systems, and client databases.
LEAD JAVA DEVELOPER ( REMOTE / RZESZÓW)
Lead Java developer mentors a small team, designs architecture, and builds smart-farming software using Java, Spring, and SQL.
Java Developer (F/M/N)
Backend Java developer building and maintaining web modules for a large-scale iGaming platform using Spring, Hibernate, and PostgreSQL.
Senior Java Developer (86/821)
Senior Java developer building a mission-critical aviation crew-management platform using Java/J2EE, Spring, Hibernate, and Oracle in a hybrid Kraków office.
Senior Java Developer (Camunda + AI)
Build and maintain microservices on Kubernetes using Java, Spring Boot, and Camunda; model BPMN processes; apply hexagonal architecture; and leverage AI tools to support development.