
Java Experts in Bremen
, matched with vetted, available freelancers in minutesHire experts who build Spring Boot services, enterprise applications and scalable APIs with Java, the JVM ecosystem and cloud-native tooling. FRATCH connects you with precisely matched, vetted and available freelancers for your project.
Meet FRATCH Experts in Bremen, who have recently used Java
Kathrin S.
Last position:
Requirements Engineer at Governikus GmbH & Co. KG
- Impact: Structured requirements analysis and quality assurance as a foundation for the further development of a software solution.
- Analysis, documentation, and coordination of requirements. Conducting stakeholder analyses, interviews, and workshops to gather and validate requirements. Conducting requirements reviews and working closely with business departments and development teams.
Techniques & Tools: Requirements Engineering, Stakeholder Management, Workshop Facilitation, System Context Modeling, Requirements Reviews, Quality Scenarios, Miro, Jira, Confluence
Danny-Michael B.
Last position:
Senior AI Engineer at Just Add AI GmbH
- Automatic detection of content on various documents
- Recommendation Engine
- Dynamic Pricing
Dimitri S.
Last position:
Fullstack Developer, Integrator at Generali Deutschland Versicherung AG
- Developing automated build and deployment processes for the exclusive front office systems
- Integrating the front office systems into the IT infrastructure
- Developing innovative, user-friendly sales software for financial advisors
- Ensuring quality and flexibility through automation and working with CI/CD
- Working according to DevOps principles
- Operating the software together as a team in the AWS cloud and Azure cloud
- Deploying software artifacts to testing and production environments
- Maintaining the test environments
- Performing error analysis and providing information for further root cause analysis
- Maintaining and supporting the build pipeline
- Supporting load testing
- Coordinating the batch execution schedule with batch automation
- Creating concepts to further develop the software packaging process
- Building and delivering components to partners
- Developing GitLab and Jenkins pipelines for building, deploying and integrating components
- Automating processes with Spring Boot applications with a GUI (Thymeleaf, Angular 19)
- Developing RESTful Spring Boot applications with Kotlin and Angular 19, JDBC and REST accesses, data exchange via SFTP, XML (JAXB)
- Designing components using Domain-Driven Design (DDD)
- Replacing cmd and bash scripts with Spring Boot applications with a GUI
- Replacing Java 8 applications with JSP by Spring Boot 3 applications (Thymeleaf, Angular)
- Implementing frontend and backend authentication via Keycloak
- Writing JUnit tests with Mockito
- Increasing code coverage for SonarQube analysis
Kasem R.
Last position:
AI Automation Data at hmmh AG
- Independently developed an AI-powered MVP to automate content processes
- Created & optimized content with a focus on SEO & quality
- Maintained web & product content in CMS/templates
- Utilized automation & AI solutions for content creation and optimization
- Analyzed & continuously improved content
- Created & edited images using Photoshop
- Developed scripts in Python, HTML, CSS, JavaScript to process and optimize content data
Nandini V.
Last position:
Senior Software Developer at Capgemini Technology Services Limited
- Designed and implemented secure backend services using Java, Spring Boot, and Hibernate, following microservice principles and RESTful standards.
- Implemented GraphQL-driven REST APIs to streamline backend services in a Gradle and Maven environment.
- Implemented OAuth2-based authentication and authorization mechanisms to secure RESTful APIs in Spring Boot applications.
Hans G.
Last position:
Deal with Green AR
- Development of an e-learning platform as an app for Android and iOS
- Use of Unity to promote environmentally conscious interaction with nature for teachers and students
Timo K.
Last position:
Senior Fullstack Developer
- Lead Developer / Tech Lead in a large banking group for a complete redevelopment of payment systems
- Rebuilding payment processing in stream processing
- Development and design of cross-border payment stream processing based on Kafka and Kafka Streams
- Development of different input formats for the business team using Drools rules to dynamically adjust validation rules
- Evaluation and comparison of different public cloud providers regarding the databases they offer
- Technologies & Tools: Java 21, Kotlin, Spring Boot, Kafka, Kubernetes, Azure, TDD, JEE, REST, Angular, Spark, Google Cloud, SCDF, PostgreSQL, Drools, Git, S3, MongoDB
Last position:
Software Developer - Building Automation
- Testing controller ECUs
- Implementing test environment
- Implementing virtual nodes
- Commissioning CANopen network
- Defining and automating test cases
- Designing and implementing LSS automation
- Implementing data exchange between tools
- Porting requirements to XML format for vTestStudio
- Products: CANoe, vTestStudio, Playwright, Cypress, Robot, .NET
- Skills: CAPL, C++, CANopen, concept creation, Python, JavaScript, XML, C#
Business A.
Last position:
Business Analyst and Product Owner at Beiersdorf Shared Services GmbH
- Helped the Research and Development department identify business processes and integrate them into a new and sustainable software infrastructure
- Balanced business requirements and technical obstacles to find optimal solutions for users
- Used Atlassian JIRA, Atlassian Confluence and PowerPoint
Philipp K.
Last position:
Crisis Infrastructure
- Working on a project related to redundant crisis infrastructure
- Used tech: TypeScript, Node, Java, MongoDB, Kafka
Viktor L.
Last position:
SAP Developer / Consultant at Self-employed
- Work in various areas
Discover over 15,000 top freelancers
Statistics of experts using Java
Aggregated from the professional profiles of matched freelancers.
Experience
19 years

Position duration
2 years (Germany: 3 years)

Positions per freelancer
18 (Germany: 12)

Top business areas
Information Technology, Product Development, Project Management

Top industries
Information Technology, Retail, Manufacturing

Certification focus areas
Information Technology, Product Development, Quality Assurance
Bachelor's degree or higher
78% (Germany: 91%)
Master's degree or higher
56% (Germany: 55%)

Certifications per freelancer
2 (Germany: 3)

Most common languages
German, English, Spanish

Speak two or more languages
100% (Germany: 97%)
Based on our profile pool as of 19 Sep 2026.
Daily rate distribution
The chart shows how the daily rates of freelancers in this technology in Bremen are distributed, based on recent contracts on our platform. Each bar covers a rate range — its height shows how many freelancers charge within that range.
Discover detailed Java rate benchmarks:
Explore rate insightsAverage rates of experts in Bremen using Java
Rates are based on recent contracts and do not include FRATCH margin.
The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.
The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.
Calculated based on our freelancers’ daily rates as of 19 Sep 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
Java experts industry focus
See which industries our matched freelancers work in most often — every figure is calculated live from the freelancers on FRATCH.
- Information Technology (100%)
- Retail (55%)
- Manufacturing (45%)
- Media and Entertainment (45%)
- Automotive (36%)
- Energy (36%)
- Banking and Finance (36%)
- Transportation (36%)
Please note that freelancers can work across multiple industries, so percentages overlap.
About the technology
Core technology
Java is a general-purpose programming language designed for reliable applications that run across operating systems through the Java Virtual Machine. Its strong type system, mature libraries and long-term ecosystem support make it a common choice for business-critical software. Companies use Java for backend services, web platforms, financial systems, Android-related codebases and connected enterprise applications.
Ecosystem and tooling
The Java ecosystem covers the language, the JVM and widely adopted frameworks such as Spring Boot, Jakarta EE and Hibernate. Professionals work with Maven or Gradle for builds, JUnit and Mockito for testing, and tools such as IntelliJ IDEA, Git and Docker for daily delivery. Cloud deployments often add Kubernetes, messaging systems, observability tools and managed database services.
Typical project work
- Design and implement REST or event-driven services with Spring Boot
- Modernize monolithic Java applications and separate suitable services
- Connect applications to SQL and NoSQL databases, queues and external APIs
- Establish automated tests, build pipelines and secure deployment workflows
- Improve runtime performance, resilience and operational visibility
When specialists help
Companies often bring in freelance Java expertise when a platform needs a new service, a legacy application needs controlled modernization or an internal team lacks experience with a specific framework. Specialists can also support migrations from older Java versions, integration programs and production incidents. In Bremen, they may work with logistics, manufacturing, aviation, retail or public-sector teams, remotely or alongside local staff.
Skills that matter
Strong professionals understand more than Java syntax. They can model domain logic, design maintainable APIs and select suitable concurrency, persistence and messaging approaches. Useful adjacent skills include Spring Security, SQL, cloud infrastructure, CI/CD, containerization and application monitoring. They also document decisions and explain trade-offs clearly to product and operations teams.
Choosing the right expert
Look for evidence of shipped systems with similar reliability, integration and scale requirements rather than a list of tools alone. Ask how the professional approaches testing, dependency upgrades, security, observability and technical debt. A good match can review an existing codebase, define a practical delivery plan and collaborate effectively with remote or on-site teams in English or German.
Frequently asked questions
Questions about Java? Start with the answers below.
Java is commonly used for backend services, enterprise applications, payment and transaction systems, integration layers and data-processing platforms. Its ecosystem also supports web applications, Android-related development and software that must run consistently across different environments.
Java and C# both offer mature, strongly typed ecosystems for business applications, while JavaScript and TypeScript are often chosen for full-stack work and fast web integration. The right choice depends on the existing platform, team skills, runtime needs and available libraries rather than on the language alone.
A strong Java specialist often works with Spring Boot, SQL, REST, messaging, Docker and cloud services. Experience with automated testing, CI/CD, Kubernetes, security and observability is valuable when the work reaches production.
The right Java experience depends on the project’s risk, architecture and delivery stage. A small API may need focused framework knowledge, while a regulated or highly integrated platform calls for someone who has handled architecture decisions, upgrades, testing and production operations.
Java projects are well suited to remote collaboration when the team uses clear interfaces, version control, automated builds and documented decisions. For teams in Bremen, remote work can be combined with occasional on-site sessions, with English or German agreed as the working language.
A credible Java portfolio should show the problems solved, not only framework names. Review examples of API design, data handling, testing strategy, deployment, incident response and measurable improvements described without exposing confidential details.
Java remains practical for new systems that need a mature ecosystem, long-term maintainability and broad access to libraries and specialists. Modern language features, Spring Boot and cloud-native deployment patterns make it suitable for both modular services and larger business platforms.
An effective Java freelancer first understands the domain, dependencies and operational risks before changing code. They establish tests around important behavior, communicate trade-offs and improve the system incrementally instead of introducing unnecessary rewrites.
The average hourly rate of freelancers in Bremen, Germany who have used Java in their recent projects is 89 €, which corresponds to a daily rate of about 716 € based on an 8-hour working day.
Of the freelancers in Bremen, Germany who have used Java in their recent projects, 78% hold at least a Bachelor's degree and 56% hold at least a Master's degree.
On average, freelancers in Bremen, Germany who have used Java in their recent projects have 19 years of professional experience, with a single engagement typically lasting around 2 years.
The most common languages among freelancers in Bremen, Germany who have used Java in their recent projects are German (100%), English (100%), and Spanish (27%).
The most common industries among freelancers in Bremen, Germany who have used Java in their recent projects are Information Technology (100%), Retail (55%), and Manufacturing (45%).
The most common business areas among freelancers in Bremen, Germany who have used Java in their recent projects are Information Technology (100%), Product Development (91%), and Project Management (73%).
Main locations of FRATCH Experts, who have recently used Java
Our freelancers and interim experts are at home across the DACH region — available on-site in the major business hubs or fully remote. Choose a location to discover matched specialists, local market insights and up-to-date availability.
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