Spring Boot Experts in Vienna
matched in minutes from over 15,000 CVsHire experts who deliver production-ready Java applications, REST APIs and cloud-native services with Spring Boot, Spring Security and Spring Data. FRATCH precisely matches you with vetted, available freelancers who fit your technical needs quickly.
Meet FRATCH Experts in Vienna, who have recently used Spring Boot
John A.
Last position:
Software Developer and DevOps Engineer at Bundesrechenzentrum (BRZ)
Refactoring and improving core APIs; implementing client change requests. Setting up metrics, traces, and logs monitoring infrastructure to support operations. Designing GitOps deployment and infrastructure as code. Applications and systems configuration in ArgoCD and Openshift. Confluence documentation of design, approach, and solution. Tech Stack: Java 8 & 21, Spring framework, JSP, JavaScript, Bash scripts, SQL, Grafana Stack, OpenTelemetry, Docker, DB2, Maven, Kubernetes Kompose.
Michail M.
Last position:
OpenShift / Kubernetes Consultant at cloudWerkstatt
Implementation and operation of OpenShift / Kubernetes solutions for customers, focusing on aspects such as storage, virtualization, security, logging, monitoring, and high availability. Support with application containerization and modernization.
Vladislav F.
Last position:
Senior Test Automation Engineer / Test Manager at Stadt Wien – WUKSEA
- Creation of test scenarios, manual test cases and test data using boundary value analysis and equivalence partitioning
- Execution of functional and non-functional tests (manual with Postman and web application, automated with WebDriver, JUnit and NUnit)
- Setup, automation and maintenance of the Test Automation Framework with Java, Spring Boot, Selenium and Cucumber in IntelliJ (system, regression, smoke, UI and integration tests for web frontend and SOAP API backend interfaces)
- Automation of backend NUnit test cases in Visual Studio
- Test management: development and implementation of the test strategy and test plans, test coordination, quality responsibility and prioritization of risk-based tests, as well as documentation management in Confluence
- Detailed analysis and quality assurance of requirements
- Creation and maintenance of Jenkins pipelines, quality assurance during build & deployment
- Close cooperation with business analysts, developers, testers and test management
- Identification, creation and tracking of errors/defects, as well as careful test documentation
- Reporting of test results and defect reports
- Monitoring of test processes and continuous improvement
- Verification of test data and test results in a PostgreSQL database in pgAdmin
- Support with effort estimates and backlog prioritization
- Analysis and debugging of development code
System environment: Java, JUnit, Spring Boot, Selenium, Cucumber, JavaScript, Jenkins, C#, NUnit, Postman, Bitbucket, Confluence, Jira, xRay, pgAdmin, PostgreSQL, SonarQube, Maven, IntelliJ, Visual Studio, CI/CD, SOAP API interfaces
Alexander V.
Last position:
Senior Cloud & Kubernetes Architect at A.S.E. | Business Solutions for Construction
- Architected and deployed a highly available, multi-tenant Kubernetes platform on Google Kubernetes Engine (GKE) for business-critical microservices.
- Designed and implemented a comprehensive Infrastructure-as-Code strategy using Terraform for managing GKE clusters, networking (VPCs, Subnets), and IAM policies.
- Engineered optimized storage solutions for stateful workloads (MongoDB) using GKE PersistentVolumes, enhancing performance and data resiliency.
- Established a full-stack observability framework using Google Cloud Monitoring, Logging, Prometheus, and Grafana.
Javid A.
Last position:
B2B Contract - Senior Fullstack developer (Java + Angular)
- Project: E-Platform with 100k users
- Skills: Java, Spring, Spring Boot
- TechStack: Angular 18, Java 17, Spring Boot, Oracle DB, Spring Data, JPA, Hibernate, Oracle, Postgres, SQL
Joseph W.
Last position:
Freelancer Cloud / Solution Architect (AWS) at A1 Bank
- I am responsible for providing solution architecture and technical assistance for a migration initiative aimed at transitioning to a new core banking system.
- The project involves replacing in-house development with a commercially available off-the-shelf core banking system operated as SaaS on AWS.
- Duties encompass solution design, technical coordination, supporting development teams, and providing IT support and troubleshooting.
- Managing over 10 global vendors and partners is crucial to project success.
- Technologies: VMWare ESXi, AWS, EKS Kubernetes, Mastercard Payment Transaction Service, Avaloq, A1 Telekom Austria infrastructure, CheckPoint FW, F5, Site-to-Site VPNs, PingID, Futurae SDK, Airlock, UC4/Automic, Firebase, iOS/Android lifecycle management, AWS IAM, AWS AppStream, AWS S3, AWS Transfer Family, QlikView, OpenAPI.
Attila D.
Last position:
Full-Stack Software Engineer at Research Data Evaluation
- Custom anonymized research data analyzer, providing insights and facilitating data-driven decision-making.
- Designed and developed back- and frontend.
- Delivered end-to-end solution.
- Accelerated research timeline by 2 months.
Maximilian K.
Last position:
Consultant at Specific-Group Austria
IT Seniors | .NET, Java | Freelance & employee possibilities | 80 - 100% Remote in Europe.
Who is the Specific Group?
- Sector: 70% Finance & Fintech - 30% Industry: KTM, Liebherr, Porsche, VW
- Over 20 Scrum teams enable project changes instead of company changes
- Over 200 technical colleagues in Vienna (90% senior colleagues)
- 25 years in the IT market, 11 branches in Europe (450 technical colleagues in total)
- Technical focus: Java Spring, Kafka, AWS/Azure
Hakan S.
Last position:
Freelance Software Developer at NÃœRNBERGER Versicherung
- Implementation of the 2026 product roadmap in the property and casualty insurance area (quotation and policy administration)
- (Further) development of insurance products such as accident, residential building, commercial building, business contents and commercial liability insurance
- Technical implementation of product requirements in an agile SCRUM environment (from conception to go-live)
- Contribution to enablement topics for Private and Business Line, particularly the introduction of intermediary collection
- Ensuring software quality through continuous error analysis and resolution throughout all project phases
- Close coordination in the agile planning process and iterative detailing of requirements Structured knowledge transfer including documentation and sustainable assurance of maintainability and further development
Ãœsame T.
Last position:
Java Backend Developer at Porsche Informatik
- Java EE 8 development
- Java 21 and Spring Boot 3 microservices development
- Release management
- Onboarding of new team members
- Owner of an team-internal "Best Code Engineering Award"
Discover over 15,000 top freelancers
Statistics of experts using Spring Boot
Aggregated from the professional profiles of matched freelancers.
Experience
18 years
Position duration
2.7 years
Positions per freelancer
8
Top business areas
Information Technology, Product Development, Operations
Top industries
Information Technology, Transportation, Government and Administration
Certification focus areas
Information Technology, Project Management, Quality Assurance
Bachelor's degree or higher
78%
Master's degree or higher
56%
Certifications per freelancer
4
Most common languages
German, English, Russian
Speak two or more languages
90%
Based on our profile pool as of 29 Oct 2026.
Daily rate distribution
The chart shows how the daily rates of experts in this technology in Vienna are distributed, based on recent contracts on our platform. Each bar covers a rate range — its height shows the share of experts charging within that range.
Average rates of experts in Vienna using Spring Boot
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 29 Oct 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
Spring Boot 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 (80%)
- Transportation (60%)
- Government and Administration (60%)
- Insurance (50%)
- Banking and Finance (40%)
- Telecommunication (40%)
- Aerospace and Defense (20%)
- Healthcare (20%)
Please note that freelancers can work across multiple industries, so percentages overlap.
About the technology
Spring Boot in practice
Spring Boot is an open-source framework for building production-ready Java applications on the Spring Framework. It simplifies configuration through auto-configuration, starter dependencies and embedded servers. Companies use it for REST APIs, web applications, background services and modular business systems.
Core ecosystem
Spring Boot specialists work across the wider Spring ecosystem and connect it to established Java tooling.
- Spring MVC and WebFlux for HTTP services and reactive applications
- Spring Data for persistence with relational and NoSQL databases
- Spring Security for authentication, authorization and identity integration
- Spring Cloud for configuration, messaging and distributed systems
- Maven or Gradle for builds, testing and dependency management
Typical deliverables
A Spring Boot engagement can cover a new service, a targeted integration or a wider platform upgrade. Strong professionals define clear boundaries, expose stable API contracts and make operational behavior visible from the start.
- REST and event-driven services
- Database access, migrations and transaction handling
- OAuth2, JWT and role-based access control
- Automated tests and continuous delivery pipelines
- Docker and Kubernetes deployment configurations
When to bring in expertise
Companies often need freelance expertise when a Java team must release a service quickly, modernize a legacy Spring application or integrate several systems. In Vienna, local specialists can support workshops and on-site collaboration, while remote professionals can work effectively through documented interfaces, shared repositories and regular technical reviews.
What strong specialists know
Good Spring Boot professionals understand more than annotations and starter packages. They can reason about domain boundaries, API versioning, database performance, resilience and secure defaults. They also know when traditional Spring MVC is a better fit than reactive WebFlux, and when a modular monolith is safer than premature microservices.
How to assess fit
Review examples of services the specialist has shipped and ask how they handled testing, observability, failed dependencies and production incidents. Look for practical knowledge of Java, SQL, HTTP, Git and automated delivery, alongside clear communication about trade-offs. A short technical review should reveal whether the approach fits your architecture, compliance needs and delivery process.
Frequently asked questions
Key details about Spring Boot, drawn from the questions we get asked most.
Spring Boot is used to create Java-based web applications, REST APIs, event-driven services and backend systems. It provides conventions and ready-made integrations so teams can spend more time on business logic and less time wiring infrastructure.
Spring Boot offers a broad ecosystem, mature integrations and strong support for common enterprise patterns. Jakarta EE is based on standardized specifications, while Quarkus focuses heavily on fast startup and efficient resource use; the right choice depends on the existing team, runtime and operational goals.
A strong Spring Boot specialist usually brings solid Java, SQL, HTTP and automated testing skills. Experience with Spring Security, Docker, Kubernetes, cloud services, messaging systems and observability is valuable when the application must run reliably in production.
The required level depends on the scope, risk and existing architecture rather than the framework alone. A simple API may need focused implementation skills, while a distributed system or migration benefits from a Spring Boot professional who can make sound decisions about security, data, resilience and deployment.
Yes. Spring Boot projects are well suited to remote collaboration when the team maintains clear API contracts, automated tests, documented decisions and reproducible environments. Vienna-based teams may add on-site workshops when domain discovery or stakeholder alignment benefits from face-to-face work.
Assess the design, tests and operational readiness rather than the number of framework features used. A capable Spring Boot professional can explain dependency choices, error handling, security controls, database behavior, logging and how the service will be monitored after release.
Spring Boot is commonly used for microservices because it supports independent services, HTTP APIs, messaging and container deployment. It does not remove the complexity of distributed systems, so teams still need disciplined service boundaries, tracing, resilience and release management.
A Spring Boot freelancer should clarify the Java and Spring versions, build tool, deployment target, database, security model and team workflow. For Vienna-based work, it is also useful to confirm expectations for on-site sessions, remote communication and the working language before the engagement begins.
The average hourly rate of freelancers in Vienna, Austria who have used Spring Boot in their recent projects is 96 €, which corresponds to a daily rate of about 765 € based on an 8-hour working day.
Of the freelancers in Vienna, Austria who have used Spring Boot 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 Vienna, Austria who have used Spring Boot in their recent projects have 18 years of professional experience, with a single engagement typically lasting around 2.7 years.
The most common languages among freelancers in Vienna, Austria who have used Spring Boot in their recent projects are German (100%), English (90%), and Russian (30%).
The most common industries among freelancers in Vienna, Austria who have used Spring Boot in their recent projects are Information Technology (80%), Transportation (60%), and Government and Administration (60%).
The most common business areas among freelancers in Vienna, Austria who have used Spring Boot in their recent projects are Information Technology (100%), Product Development (90%), and Operations (50%).
Main locations of FRATCH Experts, who have recently used Spring Boot
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.
Countries:
Vienna 
Graz Request a free demo
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