Apache Kafka Experts in Austria
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Meet FRATCH Experts in Austria, who have recently used Apache Kafka
John Ampia-Addison
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.
Burak Elalmis
Last position:
Senior Software Engineer at Nürnberger Versicherung
Further development of an insurance product quotation system
- Implementation and maintenance of pricing logic for property and casualty products (accident, property liability, business contents) based on Java and FaktorIPS
- Implementation of actuarial tariff revisions into product-specific calculation models
- Development and refactoring of backend components and web UI components
- Creation and maintenance of test tables and automated premium tests for quality assurance
- Code reviews and active involvement in quality assurance in the development process
- Production support and bug fixing in live operations
Marcel Steger
Last position:
Senior AI Engineer - Python at Insurance Company
Project Tech Stack: Python, AWS, Azure, FastAPI, openai, pandas, unittest/pymock
Achievements:
- Engineered automated data extraction pipelines to transform complex Excel datasets into structured formats via LLM-driven workflows.
- Architected a generative slide-deck engine that translates natural language prompts into formatted presentation assets.
- Integrated advanced LLM capabilities with the OpenAI Response API, implementing sophisticated tool-calling and structured output logic.
- Developed and containerized scalable backend microservice using FastAPI, Docker, and OpenShift to host and serve agentic skills.
Nikolaus Jäger-Grassl
Last position:
Solution Architect at HIT Baumärkte
- Leading high-impact retail digital transformation focused on data integration, app integration, and next-generation customer engagement strategies.
Michail Matjuchin
Last position:
OpenShift Specialist, Developer at Insurance
Project goal: Introduce OpenShift as the run-time platform and migrate all applications to OpenShift.
My contribution: Make sure logging and monitoring for the applications were in place. Set up and put into operation the OpenShift components for logging and monitoring (Elasticsearch, Prometheus, and Grafana). Develop and implement the security concept for OpenShift. Work with developers to define and carry out the application changes needed for the OpenShift migration. Integrate monitoring into the applications.
Technical environment: Java, WebSphere Liberty, OpenShift components, Elasticsearch (ELK stack), Prometheus, Grafana.
Peter Stritzinger
Last position:
Lead Software Architect at Pritz IT GmbH
- Lead software architect in a greenfield MES project (Manufacturing Execution System / factory control system), responsible for architecture decisions, technology selection, and technical direction throughout the entire development lifecycle
- Designed and built the core framework from scratch, including several reusable Spring Boot starters (e.g., OPC-UA integration, messaging, security) that enable flexible composition of the individual system modules
- Introduced Keycloak as the central authentication and authorization system with SSO across all MES components
- Created and owns the full CI/CD pipeline covering Java, NPM and Docker – automating build, test, containerisation and deployment across all project components
- Set up the architecture documentation space in Confluence as the single source of truth for all architecture decisions, component designs, and integration patterns
- Defined and enforced naming conventions and coding standards to ensure consistency in the growing codebase
- Conducted regular code reviews for quality assurance, knowledge sharing, and adherence to architecture guidelines
- Created and maintained technology roadmaps to guide future development priorities and infrastructure investments
Mario Tuta
Last position:
External Lecturer at FH Kufstein Tirol – University of Applied Sciences
- Study: Data Science & Intelligent Analytics
- Module: Big Data Processing
Florian Faist
Last position:
Freelance Senior Developer at Green Compliance GmbH
- Developed a CRM solution using the Vaadin UI framework
- Implemented a digital audit workflow for efficient handling of review and approval processes
- Supported structured management of customer and project data and ensured compliance
- Focused on usability, process automation, and integration into existing systems
Benjamin Auer
Last position:
Multi-Project Manager at Trading Company
- Setup of a new Data Warehouse (Budget ~€15M 2025 – 2026)
- Backend modernization project (Budget ~€5M 2025 – 2026)
- Standard software rollout with custom programming (Budget ~€9M 2025 – 2026)
Joseph Wagner
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.
David Lynn
Last position:
Senior Full Stack Engineer at Fractual
- Built and maintained a full-featured React Native mobile app and companion web portal supporting multi-role access and real-time collaboration for service teams.
- Developed a robust NestJS backend using TypeScript, adhering to scalable microservices patterns to support a dynamic task management system.
- Designed and optimized PostgreSQL schemas, using advanced indexing and normalized data models to support patient tracking, tasks, and outcome reporting.
- Integrated Socket.IO to support real-time team communication, task status updates, and instant notifications across mobile and web platforms.
- Developed secure authentication workflows using AWS Cognito, including multi-role login, token refresh, and session timeout handling.
- Leveraged AWS S3 for secure document uploads (patient records, resource materials) with signed URLs and access control policies.
- Connected AWS SNS and SES to automate notifications for escalations, missed follow-ups, and appointment reminders.
- Engineered an admin analytics dashboard using React + Zustand for tracking user activity, case completion rates, and compliance metrics.
- Designed and implemented AI-driven features for task prioritization and patient risk classification using external API integrations.
- Established a robust CI/CD pipeline using GitHub Actions and Docker, achieving automated testing, linting, and environment-based deployments.
- Followed Agile ceremonies (daily standups, sprint planning, retros) while collaborating with QA, BAs, and PMs to deliver high-velocity features.
- Led data protection efforts ensuring full GDPR compliance, including encrypted storage, session control, and user-consent management.
- Delivered a fully responsive UI using DaisyUI-style components for mobile and tablet-first designs, achieving high Lighthouse scores.
- Reduced support tickets by 40% by implementing detailed audit logging and a self-service helpdesk system in the admin interface.
Kurt Blumenschein
Last position:
Backend / Microservice Developer, DevOps, Test Automation at RCA, Rail Cargo Austria AG
- Backend / Microservice Developer, DevOps, Test Automation
- ~100 Devs, ~10 Teams, per team: 1 PO, 1 Scrum Master, 1 UX, 1 Developer, 1 Tester
- .net core 8, 9, C#
- Microservices, Clean-Architecture, MediatR, CQRS
- GraphQL, REST, SDL
- Azure DevOps, CI / CD-pipelines, Azure-Service Bus, Rabbit-MQ, Kafka, Azure App Configuration, Azure KeyVault, Azure Kubernetes AKS
- Splunk, dashboards, custom metrics, Elastic-Search, Kibana (ELK)
- Azure SQL-Databases, Azure Cosmos DB
- Architecture decisions, event governance, COP (Backend, DevOps, FrontEnt, Test Automations)
- AI, Copilot, creating test templates
- Scheduler, Hangfire, Quartz
- Automated unit and integration tests
- Automated E2E tests, Playwright test automation, BDD, Gherkin, Cucumber
- Tracking of shipments
- GIS, GPS data, geofence, geo search, position tracking, asset positions
- Jira, Confluence
- Focus on high-performance message-oriented architecture (~xx million messages per month per service)
- Structured logging, Serilog, OTel, Splunk, Application Monitoring
- Integration of different position data sources (GPS-based data) into Azure Data Lake
Jaroslav Abraham
Last position:
Child care, personal development and learning
Alexander Balka
Last position:
IT-Consultant and Trainer at Self-employed
- Enterprise & Solution Architecture and Business Analysis for various clients
- IT-Trainer for Software Architecture (Sparx Systems GmbH) and Business Process Modeling
- Data Analyst for Novustat (Statistics, Machine Learning, Financial Mathematics)
Maximilian Katlein
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
Discover over 15,000 top freelancers
Statistics of experts using Apache Kafka
Aggregated from the professional profiles of matched freelancers.
Experience
22 years
Position duration
2.4 years
Positions per freelancer
12
Top business areas
Information Technology, Product Development, Operations
Top industries
Information Technology, Manufacturing, Insurance
Certification focus areas
Information Technology, Business Intelligence, Project Management
Bachelor's degree or higher
83%
Master's degree or higher
50%
Doctorate
8%
Certifications per freelancer
4
Most common languages
German, English, Spanish
Speak two or more languages
87%
Based on our profile pool as of 30 Aug 2026.
Daily rate distribution
The chart shows how the daily rates of freelancers in this technology in Austria 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 Austria using Apache Kafka
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 30 Aug 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
About the technology
Event streaming
Apache Kafka is built for moving data as events. Companies use it to connect services, capture activity in real time, and keep systems in sync without tight coupling. It fits order flows, user actions, device signals, and audit trails.
What experts deliver
- Topic design and partition strategy
- Producer and consumer integration
- Stream processing with Kafka Streams or ksqlDB
- Delivery, retention, and replay rules
- Schema management with Schema Registry
Strong professionals know how to shape event data so it stays usable over time. They think about key choice, ordering, serialization, and failure handling from the start.
Ecosystem around Kafka
Kafka work rarely stops at the broker. Teams often need Confluent Platform components, Connect connectors, Schema Registry, Kafka Streams, and monitoring tools to move data in and out safely. Good experts know how these parts fit together in production.
When companies bring in freelancers
Freelance specialists are often brought in when a new event backbone is needed, an older messaging setup must be migrated, or cluster behavior is unstable. In Austria, they are also useful when local teams need remote support for cross-border projects or short on-site workshops in German or English.
Skills that matter
- Broker operations and configuration
- Security with TLS, SASL, and ACLs
- Throughput, lag, and consumer tuning
- Disaster recovery and replication planning
- Integration with Java, Scala, Python, or .NET services
A strong Kafka professional understands both application code and platform behavior. They can read metrics, trace slow consumers, and prevent data loss under load.
How to judge fit
Look for people who can explain partitions, offsets, consumer groups, and replay in plain words. Ask for examples of production incidents they handled and how they kept data consistent. The best specialists leave behind clear topic maps, runbooks, and practical operating rules.
Frequently asked questions
Key details about Apache Kafka, drawn from the questions we get asked most.
Apache Kafka is used to move event data between systems in a reliable way. Companies use it for activity tracking, service integration, log collection, streaming pipelines, and real-time feeds. It is a strong fit when many applications need the same data without direct point-to-point links.
Kafka is usually chosen when event history, replay, and high-throughput streaming matter more than simple queue delivery. RabbitMQ and similar tools are often better for classic task queues and fine-grained routing. A good expert can explain which pattern fits your use case instead of forcing one tool everywhere.
A strong Apache Kafka specialist usually also knows data modeling, Java or Python, Linux, and observability tools. For production work, security and infrastructure skills matter too, especially around TLS, SASL, container platforms, and cloud storage. If stream processing is in scope, Kafka Streams or ksqlDB help a lot.
A small proof of concept can be done with a generalist, but production Kafka work needs someone who has handled partitions, consumer lag, retries, and recovery. If the system carries business-critical events, look for a specialist who has operated clusters, not just integrated a client library. The harder the uptime and data rules, the more important that becomes.
Most Apache Kafka work can be done remotely because design, coding, and cluster analysis only need access to the right environments and logs. On-site time in Austria can still help for architecture workshops, stakeholder alignment, or sensitive rollout phases. Many teams use a mix of remote delivery and a few focused in-person sessions.
Ask the Kafka specialist to describe how they would design topics, choose keys, handle schema changes, and recover from consumer failures. Good answers are specific and practical, not generic. You should also hear how they monitor lag, protect data quality, and document operations for your team.
A Kafka setup becomes risky when teams add more producers and consumers without clear topic ownership, naming rules, or schema control. Frequent lag, duplicate processing, and unclear retention settings are common warning signs. A specialist can usually spot these issues early and clean them up before they spread.
Apache Kafka is the core streaming system, while Confluent Platform adds commercial tools and management components around it. Many companies use the open-source core with selected ecosystem pieces such as Schema Registry or Connect. A good freelancer should know both the core and the surrounding components well enough to work in your stack.
The average hourly rate of freelancers in Austria who have used Apache Kafka in their recent projects is 97 €, which corresponds to a daily rate of about 775 € based on an 8-hour working day.
Of the freelancers in Austria who have used Apache Kafka in their recent projects, 83% hold at least a Bachelor's degree, 50% hold at least a Master's degree, and 8% hold a doctorate.
On average, freelancers in Austria who have used Apache Kafka in their recent projects have 22 years of professional experience, with a single engagement typically lasting around 2.4 years.
The most common languages among freelancers in Austria who have used Apache Kafka in their recent projects are German (93%), English (93%), and Spanish (13%).
The most common industries among freelancers in Austria who have used Apache Kafka in their recent projects are Information Technology (93%), Manufacturing (60%), and Insurance (53%).
The most common business areas among freelancers in Austria who have used Apache Kafka in their recent projects are Information Technology (100%), Product Development (80%), and Operations (73%).
Main locations of FRATCH Experts, who have recently used Apache Kafka
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.
Vienna Graz 
Vienna Request a free demo
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Philipp Thomaschewski
FRATCH CEO
