Apache Tomcat Expert in Frankfurt
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Meet FRATCH Experts in Frankfurt, who have recently used Apache Tomcat
Ornel Franck W.
Last position:
Sales Partner at ERGO PRO
- Industry: Insurance, Trade, IT
- Customers & Projects: Consulting and selling insurance and similar services
- Main tasks: Insurance consulting (health insurance, retirement planning, wealth building); commercial services, inside and field sales; sales data analysis and forecasting; customer consulting and support; opening a new sales headquarters for private and business customers; business development & innovation management; business use case development; process optimization; stakeholder management; team leadership and training; preparation and delivery of trainings;
- Technologies used: Microsoft Office 365, Microsoft Teams, Jira, Draw.IO, Camunda 8, Java (8, 17,21,25), Git, Spring Boot, Spring Batch, Spring Data REST, Spring Web, Spring Security, J-Unit, Playwright, Lombock, Vaadin, H2, PostgreSQL (16, 17 18), pgAdmin, Docker, LLMs, JasperSoft Studio, JasperReports
Minh D.
Last position:
Project Manager / Business Analyst / Application Manager at Finance and Insurance
Introduction of 5 different process applications for different teams
Release planning: scope and time management
Resource/capacity planning
Conducting Sprint Planning / retrospectives
Increment planning (several sprints)
Preparation of Steering Committee meetings / reporting to the Board
Coordination / alignment with external suppliers / deliveries
Resource planning for multiple projects
Coordination with business department and development team
Identification of best practices with IBM BAW
Cost control and planning for the project team and external service providers
Collection of KPIs using LogScale
Analysis of application errors with LogScale / Queries
User Story definitions / coordination of requirements with the business department and development team
Testing and defect tracking
UI/UX design of applications
Preparation and moderation of Brown-Paper workshops
Test concept, test data, test organization, test execution
Collection of team velocity / metrics
Test execution
Script for automated testing
Test organization with business department and IT
Recording and prioritization of defects
Establishment and operation of the application
Establishment of application monitoring with LogScale Dashboards
Checking health endpoints with PowerShell
Post Mortem analysis
Establishment of Incident Management
Establishment of Problem Management
Analysis of errors using LogScale Queries and Dashboard
Pre-processing of data for AI
Evaluation using AI language models (Meta Llama 3.3 LLM and deepset Haystack) and RAG
Installation of runtime environments for LLMs (Large Language Model)
Evaluation of various LLMs
Installation of RAG (Retrieval Augmented Generation) and integration with LLM
Extraction of unstructured data with LLM and RAG
Project based on IBM BAW (Business Automation Workflow), Websphere Liberty, Domea, d.3, REST, LogScale (formerly Humio), Swagger, Powershell, JIRA, Confluence, Lucom Interaction Platform (LIP), Mattermost, Jabber
Mario S.
Last position:
Expert in Web Analytics, Tag Management and Consent Management at Deutsche Bahn AG
- Conducting and evaluating web analyses
- Creating and editing tags and scripts in the area of tag management as well as banners and other client-side web elements in the area of consent management
- Technologies used in development: Tealium, JavaScript, IntelliJ, Git, Android Studio, Selenium, Appium, Adobe Analytics, Power Automate, Power App
Mustafa K.
Last position:
Senior Network Design and Engineer at Helaba
Designed and specified the technical network integration of a new business critical application system (MUREX) in the capital market area in a complex interface and outsourcing environment.
Created component specifications, catalog of measures and implementation plan.
Ensured proper integration of developed results in accordance with the bank’s framework: IT compliance, IT security, change and release management.
Selected and integrated a new service provider for the bank; moved critical bank applications to the provider.
Designed, implemented and supported the new Cisco network and Fortinet security setup at the service provider data center.
Acted as technical interface between bank, service providers and consulting partners.
Supported and further developed the network and security infrastructure (clients, servers, networks); performed error analysis and implemented solutions within agreed service levels.
Analyzed and diagnosed all security and network failures, glitches and malfunctions.
Initiated continuous enhancements to guarantee efficient resource utilization and acceptable response times to users.
Provided network support in financial service organization and operational change preparation on production banking network infrastructure for both large and small projects within strict change management discipline.
Designed, defined, tested, governed and improved engineering standards.
Performed role of network architect for medium-large projects involving team resources.
Ralf K.
Last position:
Senior Java Developer, Consultant at Dataport AÖR
- Maintenance and further development of the Java/Swing-based @rtus FormsEditor
- Design and development of a graphical formula editor based on Google Blockly for representing a project-specific DSL, including parsing and code generation
- Implementation of character-accurate synchronization between the editor and print preview to improve the user experience
- Technologies: Java 17/21, Swing, JavaFX, JBoss/Wildfly, JUnit, Mockito, Blockly, JPedal, ICEPDF, Eclipse
Ulm P.
Last position:
DataStage ETL Expert at ING Bank
- Datastage 11.7, dbt, Oracle 19, Python 3.12 / PySpark 3.5, Azure GitHub, Azure DevOps, Automic
- Development of migration jobs to transfer data from the collection DWH to the new Risk Mart, as well as development of ETL pipelines to migrate historical data from the old Mart to the new Risk Mart.
- Storage of the silver layer on Hadoop and the gold layer in Oracle.
- Translation of DataStage jobs into dbt to publish reporting data in Google Cloud to a PostgreSQL database.
- Creation and optimization of complex SQL queries for data extraction from a data vault, taking into account historical data in the point-in-time tables.
- Creation of Oracle table definitions (DDL) and adjustment of existing stored procedures.
- Versioning changes in GitHub and deployment via the CI/CD portal.
- Refactoring long-running DataStage jobs into Python using PySpark to reduce server load.
- Migration of SAS scripts to PL/SQL, including new development of distribution functions that have no direct equivalent in Oracle.
- Development of Automic jobs to run DataStage pipelines and Python scripts (PySpark jobs) that control the population of the SME and institutional risk tables in the Risk Mart and perform business calculations.
- Participation in the agile process, including creating user stories, estimations, and planning in Azure DevOps.
- Handling Azure DevOps tickets and close collaboration with testers and business teams for error analysis and resolution.
Marie-Josée M.
Last position:
Java Engineer / Developer at Davaso GmbH
- Involved in the full development lifecycle, including design, coding, testing, and deployment of Java-based applications.
- Built and maintained high-performance RESTful APIs and microservices, ensuring scalability and reliable data exchange.
- Practiced code reviews, used version control systems (e.g., Git), and collaborated closely with cross-functional teams to deliver robust software solutions.
- Implemented, managed, and optimized complex business logic and decision-making processes using the Drools Rules Engine, leveraging DRL (Drools Rule Language) for dynamic configuration.
- Developed software solutions for a major service provider in the healthcare insurance sector, specifically focusing on claims processing and reconciliation logic to ensure cost-effective reimbursement for health funds.
Sven K.
Last position:
Generalist System Administrator at Enbw
- Automation of the (Linux-based) web landscape maintenance.
- Use of SALT, SuseManager, Wildfly, scripting and Kubernetes.
- DevOps tasks and use of Jira.
- Management of "special" applications as well as creating and helping with concepts.
- Focus on security, maintainability, integration and tooling/integration.
Tan P.
Last position:
DevOps Engineer in the DevOps Team at Rise-World
- Implementation of specified DevOps solutions to automate infrastructure (Terraform, Bicep, CloudFormation, Ansible) on-premises datacenter (Ovirt, Proxmox, Ceph Cluster, MinIO) and private cloud.
- Administration, configuration and implementation of CI/CD DevOps pipelines (GitLab, GitFlow) to support development process (Artifactory, Prometheus, Istio, service mesh, Helm Chart, OpenShift (Red Hat Enterprise) / Kubernetes cluster), Red Hat Satellite.
- Administration, setup, monitoring and patching of Linux infrastructure based on Red Hat Enterprise for Dev, Test and QA.
- Use of Scrum and Kanban methods.
- Administration, configuration and implementation of security standards for deploying on Dev, Test, QA and Prod stages of the new ePA applications.
- Development of new plugins and add-ons needed on current infrastructure.
- Database support.
- Data analytics support (Python, Spark, Pandas, Power BI, Splunk Enterprise).
- Implementation of best practices for DevSecOps and BizDevOps using GitOps (ArgoCD), Streamlit framework, Semaphore Ansible UI.
- Configuration and testing of iperf, uperf, sysbench using benchmark-operator for external source data and IoT/MDM devices, creating reports via ELK / OpenSearch.
- Building a new Databricks platform to collect and analyze big data from different sources and IoT devices into Hadoop framework (Python, Pandas, PySpark, Power BI, Apache Airflow).
- Building backend data aggregation and processing to automate configuration deployment between different OpenShift clusters and big data framework (Python, Pandas, PySpark, Apache Spark, PostgreSQL, Django 2, Ansible Automation, Jira JSM).
- Building a new ML pipeline platform using Kubeflow, TensorFlow, KServe.
- Data extraction, transformation and loading from different data sources including structured and unstructured data to analytic DWH / big data cluster using Python, Pandas, Polars, Power BI, Django backend and PostgreSQL.
- Setup of new DevOps Test and QA HashiCorp Vault cluster for PKI and IAM.
- Configuration and testing of automated patching based on CVSS score, SIEM-integrated CVEs.
- Use of Nexpose and InsightVM to scan vulnerability events in network, host, container and application.
- Design and implementation of secure and scalable AWS architectures including VPC, EC2, S3, RDS and Route53 and similar setups on Azure and GCP.
- Automated system provisioning and deployment using CloudFormation templates.
- Configuration of IAM roles, policies and permissions to ensure secure access control.
- Patch management, backup automation and disaster recovery setup on AWS infrastructure.
- Monitoring and optimization of system performance using AWS CloudWatch and AWS Trusted Advisor.
- Support of VMware services (vSphere, Aria, Horizon) and the virtual desktop environment.
- Development and maintenance of CI/CD pipelines using Jenkins, GitLab CI/CD and AWS CodePipeline with interface to Nutanix.
- Configuration of AWS CloudWatch to monitor application performance and system events.
- Planning and execution of migration of on-premises applications to AWS cloud platforms.
- Deployment of containerized applications using Docker and Kubernetes in AWS environments.
- Deployment of internal software packages between availability zones using AWS CodeDeploy.
- Building and deploying ML models using Scikit-learn, XGBoost and Spark MLlib including hyperparameter tuning, model evaluation and production deployment.
Jerry F.
Last position:
IT Requirements and Test Management in S/4 HANA Implementation Project at Q_PERIOR AG
- Create functional concepts for implementing applications
- Coordinate tests
- Create and execute test cases
- Create test reports
Timur Y.
Last position:
Lead Frontend Developer | Fullstack Developer at Finanz Informatik
- Further development of an application for managing personnel changes.
- Development of frontend and backend.
- Implementation of the frontend with React and Material UI.
- Implementation of the backend with Java and Spring Boot.
- Use of React, Java, Spring, TypeScript, next.js, Material UI, Github Enterprise, Figma, Docker, Playwright, swagger, swagger UI, OpenAPI, npm, yarn, git.
Mohammad A.
Last position:
ParkProReakt at Justus Liebig University Giessen
- proactive instead of reactive symptom detection in Parkinson patients
- iOS development
- FHIR integration
- database structure
Christopher E.
Last position:
Senior Oracle DBA and WebLogic Administrator, Oracle Business Intelligence for Applications
- Oracle databases 11g, 12c and 19c RAC
- Installation, configuration and deployment of Oracle Fusion Middleware 11g & 12c (WebLogic, SOA, Oracle Forms and Report Server, etc., OBIA)
- Administration of Oracle 11g, 12c, RAC and 19c
- Applying patches
- Installation, configuration and deployment of Tomcat
- Oracle tuning
- The system includes several production, QA, test & development Oracle databases and WebLogic application servers 11g & 12c
Krisztián K.
Last position:
IT-Soc/Vulnerability at ITZBund
- Vulnerability management (Greenbone, Tenable SC, Rapid7)
- Automation of vulnerability scans
- OpenTofu (Terraform)/Ansible/Vault/Podman/Docker
- Compliance audit
- SOC (ElasticSearch, Graylog)
- Python/Rust/Bash/Shell/PowerShell
- Git collaboration
- Report standardization and automation
- POC for several vulnerability scanning systems
- Setup of vulnerability scanning system
Jörg-Ulrich H.
Last position:
Data flows for health insurance providers
- Further development and creation of data flows for health insurance providers
- Data management across various storage systems (DB2, MSSQL, PostgreSQL, S3, custom APIs, ...)
- Documentation and training
- Planning and deployment of NiFi 2.x (major upgrade)
- Integrating Grafana for visualization, monitoring, and alerting
- Extensive use of the NiFi API to continuously monitor the system and its components
Discover over 15,000 top freelancers
Statistics of experts using Apache Tomcat
Aggregated from the professional profiles of matched freelancers.
Experience
25 years (Germany: 24 years)
Position duration
2.3 years (Germany: 3 years)
Positions per freelancer
23 (Germany: 17)
Top business areas
Information Technology, Business Intelligence, Product Development
Top industries
Information Technology, Banking and Finance, Insurance
Certification focus areas
Information Technology, Project Management, Business Intelligence
Bachelor's degree or higher
90% (Germany: 85%)
Master's degree or higher
70% (Germany: 53%)
Doctorate
10% (Germany: 8%)
Certifications per freelancer
5 (Germany: 3)
Most common languages
German, English, French
Speak two or more languages
93% (Germany: 97%)
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 Frankfurt 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 Frankfurt using Apache Tomcat
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.
Apache Tomcat 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%)
- Banking and Finance (93%)
- Insurance (80%)
- Government and Administration (60%)
- Telecommunication (60%)
- Transportation (53%)
- Professional Services (47%)
- Energy (40%)
Please note that freelancers can work across multiple industries, so percentages overlap.
About the technology
What Tomcat does
Apache Tomcat is an open-source application server for Java web applications. It implements Jakarta Servlet, Pages and WebSocket technologies, allowing teams to run web components behind browsers, APIs and enterprise systems. Tomcat is often chosen when a focused servlet container is preferable to a full Jakarta EE application server.
Where it runs
Tomcat supports customer portals, internal business applications, REST services and Java-based administration interfaces. It commonly sits behind Apache HTTP Server, NGINX, a load balancer or a cloud ingress layer, while connecting applications to databases, message brokers and identity services.
- Deploy servlet and Spring-based applications
- Operate internal portals and public web services
- Connect Java applications with databases and APIs
- Configure reverse proxies, domains and TLS termination
Ecosystem and tooling
Strong Tomcat specialists work across Java, Jakarta EE APIs, Maven or Gradle and application packaging with WAR files. Their toolkit may include Spring, Hibernate, JDBC, JMX, systemd, Docker, Kubernetes, CI/CD pipelines and observability tools. They also understand how Java runtime settings, connectors, thread pools and session handling affect service behavior.
When companies need help
Companies bring in freelance Apache Tomcat expertise during migrations from older Java environments, application modernisation and production incidents. External specialists can separate application issues from server configuration, prepare repeatable deployments and document operational ownership for internal teams.
- Move applications between servers or hosting environments
- Harden access, headers, certificates and management interfaces
- Investigate slow requests, memory pressure and failed deployments
- Establish logging, monitoring, backups and recovery procedures
What quality looks like
A capable professional starts by mapping the application, Java runtime, dependencies, traffic path and data flows. They use repeatable configuration, least-privilege access and clear rollback plans instead of changing production settings without evidence. They can explain trade-offs between Tomcat, an embedded server and a broader application server in terms of operational needs.
Working with Frankfurt teams
Tomcat projects in Frankfurt may support financial services, logistics, manufacturing, professional services or public-sector systems. Remote collaboration works well when access, runbooks and deployment ownership are clear; on-site work can help with controlled networks, legacy infrastructure or workshops. German and English communication may both matter, depending on the stakeholders and documentation.
Frequently asked questions
Everything clients usually want to know about Apache Tomcat, in one place.
Apache Tomcat runs Java web applications that use servlet, Jakarta Pages or WebSocket technologies. Companies use it for portals, REST services, internal tools and web workloads that need a focused application server.
Tomcat can run as a separately managed application server, while Spring Boot often packages an embedded Tomcat instance with the application. The right choice depends on deployment standards, operational control, application packaging and how the team manages configuration.
Apache Tomcat provides the servlet-focused foundation rather than the complete set of Jakarta EE services found in products such as WildFly or Payara. It is a good fit when an application does not require features such as enterprise beans, advanced messaging or a broad built-in runtime.
A strong Tomcat professional should understand Java runtime configuration, Linux, networking, TLS, reverse proxies, databases and CI/CD. Experience with Spring, Docker, Kubernetes, monitoring and access control is also valuable when Tomcat supports production services.
For a simple deployment, a Tomcat freelancer may only need a clear application package and access to the target environment. Migration, incident response or performance work calls for evidence of handling comparable Java workloads, dependencies, traffic patterns and release processes.
Apache Tomcat work is often suitable for remote collaboration when secure access, deployment procedures and monitoring are available. Frankfurt teams may prefer on-site support for restricted networks, legacy systems, workshops or coordination with infrastructure and compliance stakeholders.
Ask how the Tomcat specialist approaches configuration review, deployment safety, logs, JVM behavior, access controls and rollback. Strong answers connect symptoms to evidence and include documentation, testing and a plan for handing knowledge back to the team.
Tomcat professionals often work with changing Java and Jakarta namespaces, application packaging, connector settings and external infrastructure. They should be comfortable reading deployment descriptors, tracing requests across proxies and separating application defects from runtime or network problems.
The average hourly rate of freelancers in Frankfurt, Germany who have used Apache Tomcat in their recent projects is 104 €, which corresponds to a daily rate of about 835 € based on an 8-hour working day.
Of the freelancers in Frankfurt, Germany who have used Apache Tomcat in their recent projects, 90% hold at least a Bachelor's degree, 70% hold at least a Master's degree, and 10% hold a doctorate.
On average, freelancers in Frankfurt, Germany who have used Apache Tomcat in their recent projects have 25 years of professional experience, with a single engagement typically lasting around 2.3 years.
The most common languages among freelancers in Frankfurt, Germany who have used Apache Tomcat in their recent projects are German (100%), English (93%), and French (40%).
The most common industries among freelancers in Frankfurt, Germany who have used Apache Tomcat in their recent projects are Information Technology (100%), Banking and Finance (93%), and Insurance (80%).
The most common business areas among freelancers in Frankfurt, Germany who have used Apache Tomcat in their recent projects are Information Technology (100%), Business Intelligence (80%), and Product Development (80%).
Main locations of FRATCH Experts, who have recently used Apache Tomcat
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 
Stuttgart Request a free demo
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