IntelliJ IDEA Experts in Stuttgart
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Meet FRATCH Experts in Stuttgart, who have recently used IntelliJ IDEA
Sercan T.
Last position:
Co-Founder & Lead Software Architect at Pflege-Pfad
- Focus: system architecture, cloud-native platforms, microservices, API design
- Product: Pflege-Pfad is a digital matchmaking platform that connects relatives of people in need of care directly with verified care services and caregivers - without an agency and without ongoing fees.
- Business analysis & process design:
- Analysis of the German care market and identification of the key pain points of both target groups.
- Modeling of the core business processes: registration, verification, care request, application, placement, and rating.
- Definition of the business model as a freemium/premium model with optional contact unlocking.
- Creation of user stories and requirements documentation for relatives, care services, and administrators.
- Design of trust and quality assurance mechanisms with document upload, admin review process, and rating system.
- Coordination with stakeholders and validation of product decisions with potential users.
- Technical implementation:
- Design and implementation of the entire platform architecture as a solo developer.
- Design and implementation of a REST API with Spring Boot and Kotlin, including JWT-based authentication.
- Development of the frontend as a single-page application with Angular 17.
- Implementation of the AWS infrastructure with EC2, RDS PostgreSQL, S3, CloudFront, and IAM.
- Document upload with AWS S3 via presigned URLs for verification of care services.
- Email notifications via Resend API.
- AI-supported care service search via OpenAI API.
- Implementation of complete user flows such as registration, login, password reset, and placement process.
- Building an admin panel for user and care service management as well as analytics.
- CI/CD with GitHub Actions and containerized deployments with Docker.
- End-to-end tests with Playwright.
Technologies: Kotlin, Spring Boot 3, Spring Security, JWT, JPA/Hibernate, PostgreSQL, Angular 17, TypeScript, RxJS, AWS (EC2, ECS, S3, CloudFront CDN, RDS PostgreSQL, IAM), nginx, GitHub Actions, Playwright, Maven, Git, OpenAI API, Resend API, Docker, Scrum, i18n (DE/EN/TR), Kiro, feature-flag architecture.
Robin S.
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
Maik S.
- Development of a new generation of Spring Boot microservices for an archiving system on OpenShift, monitoring, security analyses
Stack: Java, Spring Boot, Kafka, Vaadin, OpenShift 4.x, Maven, Artifactory, Jenkins, Git/Github, GitHub Copilot, GitOps, CI/CD, Kargo/ArgoCD
Lothar H.
Last position:
Solution Manager for PoC investigation and for replacing and refining an existing cloud and IoT power plant control system at Shell AG and NEXT Kraftwerke GmbH
- Investigating the PoC and replacing and refining an existing cloud and IoT power plant control solution for certificate management of renewable energy plants (solar, wind, biomass, etc.) for the largest European renewable energy network operator, including examining the field IoT devices and their integration and network connections, aiming for automated PKI key management.
- Messaging with Kubernetes for large API-connected enterprise applications
- Risk and attack vector analysis, software quality & bug assessments
- Agile workload scheduling via Jira & Confluence
- Evaluation of pub/sub message streams for MQ and Kafka.
- Various tests with “best design approaches” for resilience patterns like circuit breaker designs, throughput measurement and monitoring, bulkhead governors – for robust EA design
- Integration of API management with IBM's API Connect to Kubernetes for platform-agnostic microservices API management designs. Google Apigee
- Solution health check approaches for load burst situations + remedy
- Research and evaluation of potential sub-service providers in the coordinating role as solution manager. CIS20 controls.
- DREAD and STRIDE security assessments.
Benjamin S.
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
Achille C.
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
Marcel S.
Last position:
Technical Lead / Lead Developer at REWE digital
- Due to an organizational restructuring towards product-based teams, the implementation of a Data Mesh in the area of Digital Supplier Management (DSM) was decided.
- A highly available real-time Data Mesh for providing large volumes of data via Kafka and REST to other products.
- New development of a core supplier management software in a (micro-)service-based architecture with a modern tech stack.
- Technologies/Tools:
- Java 21
- Spring Boot
- Angular
- TypeScript
- Go
- MapR
- Kafka
- Docker
- Google Cloud Platform (GCP)
- Kubernetes
- Helm
- GitLab CI
- Maven
- JUnit
- Mockito
- WireMock
- Cypress
- Keycloak
- OAuth 2.0 & OpenID Connect
- Humio
- Nexus
- Artifactory
- SonarQube
- Renovate
- Git
- Postman
- IntelliJ
Discover over 15,000 top freelancers
Statistics of experts using IntelliJ IDEA
Aggregated from the professional profiles of matched freelancers.
Experience
19 years
Position duration
1.4 years (Germany: 1.9 years)
Positions per freelancer
16 (Germany: 14)
Top business areas
Information Technology, Quality Assurance, Product Development
Top industries
Automotive, Banking and Finance, Information Technology
Certification focus areas
Information Technology, Operations, Product Development
Bachelor's degree or higher
100% (Germany: 92%)
Master's degree or higher
43% (Germany: 53%)
Certifications per freelancer
2
Most common languages
German, English, Spanish
Speak two or more languages
100% (Germany: 95%)
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 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 IntelliJ IDEA
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.
IntelliJ IDEA experts industry focus
See which industries our matched freelancers work in most often — every figure is calculated live from the freelancers on FRATCH.
- Automotive (86%)
- Banking and Finance (86%)
- Information Technology (86%)
- Government and Administration (71%)
- Insurance (57%)
- Transportation (57%)
- Manufacturing (57%)
- Retail (43%)
Please note that freelancers can work across multiple industries, so percentages overlap.
About the technology
What it is
IntelliJ IDEA is a JetBrains IDE for Java and other JVM work, with strong support for Kotlin, Spring, Maven and Gradle. Teams use it to write, refactor and test code in a focused setup that handles large codebases well.
Typical work
- Java and Kotlin application development
- Spring Boot project setup and navigation
- Refactoring, inspections and code cleanup
- Debugging, tests and build configuration
- Plugin use and IDE workflow tuning
Tooling around it
IntelliJ IDEA sits in a wider JetBrains stack, often with Git, Maven, Gradle, Docker and database tools. Strong specialists know how to shape the IDE for the project, from code style and live templates to run configurations and shared settings.
When companies bring help in
Companies look for IntelliJ IDEA expertise when a team needs faster onboarding, cleaner project structure or help on a difficult Java or Kotlin codebase. In Stuttgart, that often fits product teams, enterprise software work and internal tools that need smooth collaboration between local and remote specialists.
What strong specialists do
A strong IntelliJ IDEA specialist works well inside the codebase, not only inside the editor. They understand navigation, inspections, debugger use, build files and framework-specific setup, and they can spot where the IDE helps reveal issues early.
Signs you need it
- The team wastes time on project setup
- Refactoring feels risky or slow
- Tests and runs are hard to reproduce
- New specialists need clearer workspace guidance
- The codebase uses IntelliJ-specific workflows or plugins
Frequently asked questions
Questions about IntelliJ IDEA? Start with the answers below.
IntelliJ IDEA is used for Java and Kotlin application work, especially when teams need strong refactoring, debugging and code navigation. It is common in Spring, Maven and Gradle projects, where a clean IDE setup saves time and reduces mistakes.
IntelliJ IDEA is usually chosen for deeper code insight, stronger refactoring support and a more integrated experience for JVM work. Eclipse can still fit some legacy setups, while VS Code is often lighter and more extension-driven. For larger Java or Kotlin codebases, many teams prefer the consistency of IntelliJ IDEA.
A strong IntelliJ IDEA specialist usually also knows Java, Kotlin, Spring, Maven or Gradle, plus Git and testing tools. Database awareness, Docker and good debugging habits are useful too, because the IDE is only one part of the delivery flow.
IntelliJ IDEA help makes sense as soon as the team has a real codebase, shared conventions or a setup that slows people down. For a greenfield project, the main need may be workspace standards and build configuration; for an existing system, the focus is often refactoring and smoother maintenance.
Yes, IntelliJ IDEA work is often well suited to remote collaboration because most tasks happen in the codebase, build files and settings. For teams in Stuttgart, on-site sessions can still help when the goal is onboarding, workshop-style cleanup or aligning local and remote specialists on the same workflow.
With IntelliJ IDEA, companies often ask for help with project import problems, build tool setup, test run issues, inspections, code style and framework integration. They may also want better shared settings so the whole team sees the same project structure and warnings.
Look for someone who can explain why they changed a setup, not only what they clicked. A good IntelliJ IDEA specialist leaves a codebase easier to navigate, easier to build and easier to test, with clear conventions that other experts can follow.
No, IntelliJ IDEA is strongest in Java, but it is also widely used for Kotlin, Spring and many JVM-based services. Teams using mixed backend stacks may still choose it because the IDE handles navigation, inspections and build integration well across related languages.
The average hourly rate of freelancers in Stuttgart, Germany who have used IntelliJ IDEA in their recent projects is 111 €, which corresponds to a daily rate of about 888 € based on an 8-hour working day.
Of the freelancers in Stuttgart, Germany who have used IntelliJ IDEA in their recent projects, 100% hold at least a Bachelor's degree and 43% hold at least a Master's degree.
On average, freelancers in Stuttgart, Germany who have used IntelliJ IDEA in their recent projects have 19 years of professional experience, with a single engagement typically lasting around 1.4 years.
The most common languages among freelancers in Stuttgart, Germany who have used IntelliJ IDEA in their recent projects are German (100%), English (100%), and Spanish (29%).
The most common industries among freelancers in Stuttgart, Germany who have used IntelliJ IDEA in their recent projects are Automotive (86%), Banking and Finance (86%), and Information Technology (86%).
The most common business areas among freelancers in Stuttgart, Germany who have used IntelliJ IDEA in their recent projects are Information Technology (100%), Quality Assurance (100%), and Product Development (86%).
Main locations of FRATCH Experts, who have recently used IntelliJ IDEA
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 
Dusseldorf 
Dortmund Countries:
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Philipp Thomaschewski
FRATCH CEO
