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Hibernate Experts in Stuttgart

matched in minutes from over 15,000 CVs with vetted AI support.

Hire experts who design JPA mappings, tune persistence layers, and stabilize database access in Java systems. They work on entity models, transaction handling, and performance issues with fast, precise matching of vetted, available freelancers.

Meet FRATCH Experts in Stuttgart, who have recently used Hibernate

Verified expert

Robin Sadlo

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Senior Cloud & Backend Engineer

Stuttgart
Robin Sadlo

Last position:

Senior Cloud & Backend Engineer at Media-Saturn-Holding GmbH

  • Implementing applications with Kotlin and Ktor as microservices
  • Using MongoDB in the MongoDB Atlas cloud
  • Asynchronous communication of services via Google Pub/Sub
  • Using Kotest and MockK for unit tests
  • Developing an administration frontend with TypeScript, React and Express.js
  • Provisioning environments in GCP using Terraform
  • Implementing CI/CD processes with GitHub Actions
  • Operating scalable production and test environments in GCP with Kubernetes, Helm and Flux CD
  • Monitoring environments with Prometheus and Grafana
  • Providing BI data in the Google BigQuery data warehouse
Verified expert

Achille Chimi

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Backend/Frontend Developer

Vaihingen an der Enz
Achille Chimi

Last position:

Backend/Frontend Developer at ITZ-Bund

  • Development of a microservice application for calculating postings on accounts

  • Development of backend components with Java or JEE, Quarkus, Kafka, Rest API

  • Development of the test component with mocking frameworks (Mockito)

  • Development of integration test components

  • Creation of OpenAPI specification format

  • Configuration of CI/CD pipeline

  • Development of frontend components with React

  • Design, further development and optimization of system structures

  • Code review

  • Java Corretto 21, JEE, Quarkus, Golang

  • Reactive programming with Spring WebFlux, Project Reactor

  • Git, Azure DevOps for CI/CD pipeline, YAML, Json Swagger UI, Postman, Rest OpenAPI, Kafka Streams, Kafka Connect, Log4J

  • Microservices, Jira, Confluence, MySQL, Docker, Kubernetes (deployment via Helm charts)

  • Spring Security, OAuth 2, JWT, Sonarqube

  • IntelliJ, Maven, logging framework Splunk, Agile method Scrum, Nexus, Vaadin V24, build tool Vite

  • React, React.JS, Node.js, Jess/JavaScript, Tailwind CSS, Agile method Scrum, accessibility BITV, Playwright

Verified expert

Benjamin Schaich

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Design and implementation of a new cloud service

Esslingen am Neckar
Benjamin Schaich

Last position:

Design and implementation of a new cloud service at Porsche AG

  • Design of a new cloud service
  • Requirements Engineering
  • API Design (REST API, Kafka)
  • Consulting on architecture, feasibility and effort estimation
  • Implementation of a microservice architecture
  • Implementation of a Spring Boot web service
  • Development of REST APIs including business and persistence logic
  • Kafka consumers and producers
  • Various Excel upload/download scenarios
  • Change Data Capture
  • Cloud provisioning with IaC/Terraform
  • Go-live with 30,000 users
  • Operation, support and bug fixing for other services

Environment/tools: GitLab, JIRA, Confluence, IntelliJ, Spring Boot, Java, Docker, Terraform, AWS ECS, Postgres, Apache Kafka, SAP Datasphere, JUnit, Debezium, Apache POI, Hibernate, JPA, Testcontainers

Verified expert

Alexander Zubok

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Fullstack Developer and DevOps Engineer

Stuttgart
Alexander Zubok

Last position:

Fullstack Developer and DevOps Engineer at Freelancer

  • Develop infrastructure and enhance existing infrastructure: Jenkins, GitLab Pipeline, OpenShift, Docker, Helm Chart, Kubernetes, Artifactory, CodePipeline, CodeArtifact, Python
  • Document solutions in Jira/Confluence
  • Support other colleagues in various technical areas
Verified expert

Ahmed Fikri

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Senior Lead Engineer (Freelance)

Stuttgart
Ahmed Fikri

Last position:

Senior Lead Engineer (Freelance) at Atruvia AG

  • Development of a wealth management application for investing in foreign currencies
  • Full-stack development with Angular, Spring Boot, OpenShift, Oracle DB, Kafka
  • Design and implementation of a microservice architecture
  • Integration into Atruvia's BWS system and connection of multiple interfaces between Atruvia and DZ Privatbank
  • Greenfield development of the application from the ground up
  • Technical responsibility for architecture and interface design
  • Close collaboration with business units and external stakeholders
Verified expert

Colin Weitmann

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Founder & CTO

Kornwestheim
Colin Weitmann

Last position:

Founder & CTO at Savvi Learning GmbH

  • Managing director (CTO/CFO) and founder of Savvi and Sparklyft
  • Management of the entire product team incl. development team & content team
  • Responsible for product strategy, go-to-market, project management, integration projects, business planning, etc.

Discover over 15,000 top freelancers

Statistics of experts using Hibernate

Aggregated from the professional profiles of matched freelancers.

Experience

14 years (Germany: 20 years)

Position duration

1.8 years (Germany: 2 years)

Positions per freelancer

13

Top business areas

Information Technology, Product Development, Project Management

Top industries

Information Technology, Automotive, Banking and Finance

Certification focus areas

Information Technology, Project Management, Operations

Bachelor's degree or higher

100% (Germany: 94%)

Master's degree or higher

25% (Germany: 51%)

Certifications per freelancer

3

Most common languages

German, English, French

Speak two or more languages

100% (Germany: 95%)

Based on our profile pool as of 30 Aug 2026.

Daily rate distribution

0 2 4 6 8
<€800 €800-​1200 €1200-​1600 €1600+

The chart shows how the daily rates of freelancers in this technology in Stuttgart 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.

Average rates of experts in Stuttgart using Hibernate

Rates are based on recent contracts and do not include FRATCH margin.

1000
750
500
250
Rate comparison chart
Daily rate avg. 899 €
Germany avg. 753 €

The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.

1000
750
500
250
Rate comparison chart
Median rate 940 €
Germany median 760 €

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 30 Aug 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.

About the technology

What Hibernate does

Hibernate is a Java persistence framework used to map objects to relational databases. It helps teams reduce boilerplate around SQL, transactions, and entity lifecycle handling. Companies use it in business software, internal tools, and backend services that need stable data access.

Common work

  • JPA entity and mapping design
  • Query work with HQL or Criteria
  • Transaction and session handling
  • Cache and flush behavior tuning
  • Migration from older persistence code

Ecosystem fit

Hibernate often sits behind Spring and Spring Boot in Java applications. It works with JPA annotations, JDBC, Flyway or Liquibase, and databases such as PostgreSQL, Oracle, and MySQL. Strong specialists understand how these parts interact under load and during schema changes.

When experts help

Companies bring in freelance support when persistence code becomes hard to maintain, slow, or inconsistent across services. That is common in legacy modernization, production incident work, and reviews before a major release. In Stuttgart, this often comes up in enterprise software, manufacturing systems, mobility projects, and regulated business applications.

What good specialists do

A strong Hibernate professional reads domain models carefully and keeps mappings simple. They know when to use fetch joins, when to avoid eager loading, and how to spot N+1 issues. They also write clean tests around persistence behavior so changes stay safe.

Collaboration style

Many Hibernate assignments work well remotely because the main tasks are code, schema, and review focused. On-site work can help when teams need quick alignment on data models, release planning, or legacy system constraints. In either setup, clear communication and Java fluency matter more than tool lists.

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Frequently asked questions

Questions about Hibernate? Start with the answers below.

Hibernate is used for object-relational mapping in Java applications. It connects domain objects to database tables and handles common persistence tasks such as loading, saving, and updating data. Teams use it to keep data access code consistent and easier to maintain.

Hibernate removes much of the manual SQL and mapping work that comes with plain JDBC. Compared with jOOQ, it is more focused on entity-centric application code and less on writing SQL directly. The right choice depends on whether the project needs model-driven persistence or fine-grained query control.

A strong Hibernate specialist helps when mappings are messy, queries are slow, or transaction handling is unreliable. They are also useful during migrations from older ORM code or when a project mixes legacy tables with modern Java services. If persistence bugs affect production behavior, outside expertise is often the fastest fix.

A good Hibernate expert usually also knows JPA, Spring, SQL, and database design. Experience with testing, schema migration tools like Flyway or Liquibase, and performance debugging is valuable too. In larger systems, knowledge of caching and transaction boundaries matters as well.

A capable Hibernate professional can start with a clear domain model, database schema, and a few key use cases. For deeper work, they also need examples of slow queries, known bugs, and the expected transaction rules. The better the context, the faster they can improve the persistence layer.

Yes, Hibernate work is often well suited to remote delivery because the core tasks are code review, schema analysis, and troubleshooting. If the team is in Stuttgart, remote collaboration works best when the data model and release process are documented. On-site sessions can still help for legacy systems or complex stakeholder alignment.

A strong Hibernate expert keeps mappings simple, avoids unnecessary lazy or eager loading, and explains trade-offs clearly. Look for evidence of safe refactoring, test coverage around persistence behavior, and practical performance fixes. Good specialists do not just make the code work; they make it easier to support.

Common Hibernate issues include N+1 queries, poor fetch planning, broken cascade settings, and confusing transaction scope. Teams also run into problems when entity models are too close to the database schema or when caching is used without a clear strategy. These are all signs that the persistence layer needs expert review.

The average hourly rate of freelancers in Stuttgart, Germany who have used Hibernate in their recent projects is 112 €, which corresponds to a daily rate of about 899 € based on an 8-hour working day.

Of the freelancers in Stuttgart, Germany who have used Hibernate in their recent projects, 100% hold at least a Bachelor's degree and 25% hold at least a Master's degree.

On average, freelancers in Stuttgart, Germany who have used Hibernate in their recent projects have 14 years of professional experience, with a single engagement typically lasting around 1.8 years.

The most common languages among freelancers in Stuttgart, Germany who have used Hibernate in their recent projects are German (100%), English (100%), and French (50%).

The most common industries among freelancers in Stuttgart, Germany who have used Hibernate in their recent projects are Information Technology (100%), Automotive (63%), and Banking and Finance (63%).

The most common business areas among freelancers in Stuttgart, Germany who have used Hibernate in their recent projects are Information Technology (100%), Product Development (100%), and Project Management (63%).

Main locations of FRATCH Experts, who have recently used Hibernate

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.

Berlin Hamburg Munich Cologne Frankfurt Stuttgart Dusseldorf Leipzig Dortmund Essen Bremen Dresden Hanover Nuremberg

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