Akka Experts in Germany
in minutes with vetted specialists and fast AI matchingHire experts who design actor-based systems, Akka Streams pipelines, and cluster-aware services, and who can also work with persistence, remoting, and JVM integration. Get fast, precise matching with vetted, available freelancers.
Meet FRATCH Experts in Germany, who have recently used Akka
Yusuf Congar
Last position:
Senior Software Engineer at LeiKon GmbH
- Development of scalable backend applications with C#/.NET and Java
- Design and implementation of distributed microservice architectures
- Development and integration of REST APIs for industrial applications
- Development of modern web applications with React, Angular, and TypeScript
- Implementation of MQTT-based communication solutions
- Integration of industrial protocols such as OPC UA and Modbus TCP
- Development of batch, process control, and HMI components
- Containerization and deployment of applications with Docker
- Conducting code reviews and supporting architecture decisions
- Close collaboration with product owners, QA, and interdisciplinary teams
- Analysis of business requirements and implementation of technical solutions
- Further development of existing software architectures with a focus on maintainability and performance
Technologies: C#, .NET, ASP.NET Core, Java, C++, React, Angular, TypeScript, Vue.JS, MQTT, OPC UA, Modbus TCP, Docker, GitLab, MariaDB, MySQL, Linux
Johannes Wanzek
Last position:
Senior Software Engineer at EnBW
The Agent Support Interface is an internally used software that is used by all 1st- and 2nd-level customer advisors and shows information about the customer and their cases in a central and compact form.
The system provides links to other platforms and systems to improve the agent's workflow.
In an agile SCRUM team, all challenges were implemented independently and as a team.
Consulting in the areas of software architecture, DevOps strategies, and agile development processes.
Supporting the team in decision-making and introducing best practices for test automation and code reviews.
Technologies: Microsoft .NET, Microsoft Azure, C#, MVC, CQRS, Akka.Net, Angular 18, NGXS, Typescript, Cypress/Playwright, Wiremock, CI/CD, DevOps.
Victor Wiedermann
Last position:
Senior IT Security Project Manager (Network, Hybrid Cloud, CMDB, Hardening) at Dormakaba International Holding GmbH
- Planning, managing, and executing IT projects in network architecture, hybrid cloud solutions, asset management/CMDB implementation, and system hardening (clients, servers, databases)
- Ensuring all projects are delivered on time, within budget, and meet quality standards
- Identifying and managing risks and proactively resolving issues
- Collaborating closely with technical and non-technical stakeholders to ensure project objectives are achieved
- Defining and tracking KPIs and progress reports for all project phases
Enis Spahi
Last position:
Software Developer at 50Hertz Transmission GmbH
- Participated in the gradual modernization of components into cloud-native 12-factor applications.
- Worked closely with the business operations team to eliminate manual processes and resolve several performance bottlenecks.
- Designed and implemented a CI/CD pipeline to increase developer productivity, enforce quality and security checks, and automate product delivery.
- Migrated several components into the OpenShift Kubernetes cluster.
- Built a monitoring stack from scratch with Prometheus and Grafana to monitor services running in OpenShift.
- Developed dashboards in both Grafana and Splunk for operational transparency.
- Implemented an OIDC/OAuth2-based single sign-on (SSO) solution with Keycloak to secure multiple applications.
- Technologies: Java, Spring, Quarkus, Kafka, MySQL, Cassandra, Redis, Spring Data, Hibernate, Docker, Kubernetes, OpenShift, Keycloak, OIDC, OAuth2, Helm, Prometheus, Grafana, Splunk, Spark.
Nikunjkumar Parmar
Last position:
Senior Java Backend Developer at Questax Professionals GmbH
- Provide the Price Listing Service Team Price for all cars and vans in different markets
- Adjust market-specific requirements like taxes, government subsidies, campaigns
- Import, synchronize and store new prices for all new and existing cars in Redis datastore
- Support our product and handle on-call duties
- Daily operations, developing new features, bug fixing
- Pair programming, code reviews, mob programming
- Develop POCs for new ideas
- Maintain and extend the backend
- DevOps tasks
- Perform Kubernetes updates
- Adjust and further develop Kubernetes resources
- Develop and customize Helm charts
- Adjust and update ArgoCD
- Maintain, adjust and further develop CI/CD pipelines
Rainer Bieniek
Last position:
Senior Developer at RWE Trading
- Development of custom microservices in the power exchanges area based on Spring Boot 3 using PostgresQL, ActiveMQ, Kafka and S3
- Revision and re-implementation of legacy microservices (Scala / Akka) on Spring Boot 3
- DevOps tasks for running the microservices in an AWS runtime environment
- Senior role in the development area in collaboration with the internal client
Andreas Wagner
Last position:
Expert Cyber-Security at Akkodis GmbH
- Supported various branches like military, automotive, finance, production and critical infrastructure
- Served as trainer in the Akkademy of Akkodis (honoured with the trainer award 2024)
- Specialized in Cyber Threat Intelligence combined with ML and AI for an extended cyber defense centre (XCDC)
- Introduced CyberSecurity methodology to military vehicles and their lifecycle
Jan Helwich
Last position:
Technical Co-Founder at Telemarie UG
- Technical Leadership & SW Architecture: Conducting trade-off analyses for technology stacks and leading the design and implementation of the software architecture, including mobile and backend solutions. Facilitating Event Storming workshops for DDD and software architecture.
- Strategic Direction & Organizational Development: Playing a key role in defining the strategic direction of the product and organization, exploring new models such as steward ownership.
- Lean Startup & Agile Development: Introducing Lean and Agile principles, implementing lean prototypes, and ensuring adherence to Lean Startup processes, iterative development from product/solution fit to product/market fit.
- Team Building & Collaboration: Facilitating workshops, retrospectives and future workshops to collaboratively develop tactics and strategies.
- Technologies: Flutter, JS/TS, React, Google Cloud, Firebase, Android, iOS.
- Organizational Methods: Lean startup, lean canvas, lean agile, event storming, retrospectives.
Hendrik Belitz
Last position:
Lecturer at Front and Fullstack Development Lecturer
- Teaching JavaScript, HTML, CSS, React, NodeJS, MongoDB, MariaDB, and Express
- Designing and preparing lessons
- Classroom teaching and one-on-one coaching
Patrick Seelemeyer
Last position:
Senior Software Engineer at Delivery Hero
- Led a team of 6 software engineers to develop and maintain an AI-driven healthcare platform, enabling automated diagnostics and prescriptions based on real-time ECG data analysis
- Designed and developed a robust Revenue Cycle Management (RCM) system, integrating HL7 and FHIR APIs to enable seamless interoperability, real-time data exchange, and HIPAA-compliant data handling, improving billing efficiency, claim processing, and regulatory adherence in healthcare operations
- Migrated a legacy monolithic application to a scalable microservices architecture, enhancing system modularity, scalability and maintainability while implementing key design patterns such as Strangler, Database-per-Service, API Gateway, Saga and CQRS for efficient service communication and transaction management
- Architected and led a C# 9/.NET 6 microservices ecosystem handling hotel reservations, payments, and loyalty programs, enabling 99.99% uptime across 10+ services
- Defined OpenAPI/Swagger contracts and auto-generated client SDKs, reducing front-to-backend integration time by 50%
- Containerized each service with Docker and orchestrated deployments via Kubernetes, slashing release lead time from days to hours
- Designed PostgreSQL schemas optimized for high-volume transactional workloads and implemented Redis caching layers to accelerate read-heavy endpoints by 80%
- Built Kafka streaming pipelines for real-time availability updates and audit logs, processing 2 million+ events per hour with end-to-end delivery guarantees
- Implemented unit and integration tests for React applications using Jest and React Testing Library, ensuring 80%+ test coverage, improving component reliability, and preventing regressions
- Defined and deployed AWS cloud infrastructure using Terraform, while containerizing and orchestrating microservices with Docker and Kubernetes, improving automation and system scalability
- Built a scalable full-stack booking application using React 18 and Django REST Framework, integrating Celery and Redis for asynchronous task processing, while deploying on GCP with Cloud Run and Firestore, enabling real-time scheduling, payment processing, and automated notifications
- Mentored junior developers through code reviews, pair programming, and knowledge-sharing sessions, improving team efficiency by 30% while maintaining comprehensive API documentation using Swagger/OpenAPI
Kalyani Kumar
Last position:
Assistant Vice President at Deutsche Bank
- Technologies: Java, React, Python, Scala, Spring Boot, JPA, microservices, Kubernetes, Docker, OpenShift, Eureka, Prometheus, Grafana, Zookeeper
- Led the design and development of enterprise wide data warehouse platform for efficient and secure data sharing using stateless, event-driven microservices architecture
- Served as component guardian and Scrum master for three microservices, ensuring seamless integration and maintaining high data integrity
- Optimized performance through Prometheus and Grafana, achieving measurable system resilience
Andreas Kraus
Last position:
Senior Developer at ioki GmbH, a Deutsche Bahn AG company
- Fullstack development based on Next.js and TypeScript
- Development and optimization of geospatial database queries for PostgreSQL/PostGIS
- Visualization of geospatial data using Mapbox
- Design and execution of load tests and performance optimizations
- Code reviews and documentation tasks
- Technologies: JavaScript, TypeScript, Next.js, React, Zod, tRPC, Storybooks, PostgreSQL/PostGIS, MicroORM, Knex, Material UI, Mapbox, BullMQ, Jest, Playwright, Artillery.io, K6, Sentry, Figma, GitLab, Grafana, GTFS
Andreas Vilinski
Last position:
Senior Software Developer, Architect at ifm Solutions GmbH
- IoT platform to connect, transform and get actionable results
- Built a microservice observability solution to enhance developer and operations insights
- Did advanced performance optimizations in .NET code, DB and time series
- Provided architectural consultation for developer teams on performance, scalability, reliability and code quality
- Evaluated and built PoCs for new technologies including time series DBs and messaging platforms
- Technologies: C#/F#/Rust, InfluxDB, ClickHouse, Prometheus, Grafana, k6, RabbitMQ, EMQX, Docker, Kubernetes, Azure AKS
Janusz Mazurek
Last position:
IoT Edge Computing / Self-Driving-Cars at Automotive consulting company
- Platform: Python ecosystem, RHEL 8, K10, AWS IoT Core, AWS Lambda, MLOps
- Software: Java JEE/cloud, IntelliJ IDEA, AWS IoT Core, AWS Edge and Lambda, AWS SageMaker SDK, Docker Compose, Kubernetes, OpenShift 4, Tekton, Flux, Helm charts, JSON/XML technology, Nginx, Apache Spark, OpenAI (GPT Plus, DALL-E 3, Whisper), GAN, GitHub Copilot, AI/machine and deep learning, Jupyter notebooks, TensorFlow 2, Colab, Keras API, Prometheus, Grafana, Conda, Python 3.9, PySci stack (NumPy, pandas, Scikit-learn, matplotlib)
- Responsible for webinar:
- IoT edge computing: architecture, components, resources, management
- IoT edge computing with MicroK8s, designing and creating flows/diagrams for AWS, three-step model for IoT ecosystem
- IoT processes, connectivity, data transfer and deployment, security
- Optimization of edge computing for IoT networks and services (AWS SQS queue, SNS notifications, events, analytics, buttons, device management/defender, Things Graph)
- Machine/deep learning frameworks (models, training, pipeline optimization, deployment in the cloud/at the edge (OpenShift), monitoring workloads with Prometheus and Grafana)
- Performance optimization for low latency/resilience using adaptive ML/DL/RL models for customer IoT data
- Analysis of large sensor data sets with Apache Spark, Kafka clusters
- Kasten K10 data management platform on Kubernetes multi-cluster with Helm chart, deployment, backup/disaster recovery (RTO/RPO), data lifecycle and security management
- Implementation of multilayer artificial neural network (ANN) with TensorFlow 2 and Colab for regression and classification; data analysis and provisioning for applications; development of models for testing and training, deployment of models
- Automation of business streamline processes with AI (Azure OpenAI, Discord bots/Zapier apps AI assistants (IntelliJ, GitHub Copilot))
Jens Grassel
Last position:
Shijou GmbH
- Software architecture and backend development for a marketplace solution / eCommerce retail
- Used Scala, Python, http4s, Next.js, Elasticsearch, PostgreSQL, AWS
Discover over 15,000 top freelancers
Statistics of experts using Akka
Aggregated from the professional profiles of matched freelancers.
Experience
25 years
Position duration
2.8 years
Positions per freelancer
12
Top business areas
Information Technology, Product Development, Project Management
Top industries
Information Technology, Energy, Banking and Finance
Certification focus areas
Information Technology, Product Development, Project Management
Bachelor's degree or higher
100%
Master's degree or higher
80%
Doctorate
10%
Certifications per freelancer
2
Most common languages
English, German, Spanish
Speak two or more languages
94%
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 Germany 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 Germany using Akka
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
Actor-based systems
Akka is a toolkit for building concurrent systems on the JVM with the actor model. It is used for services that need isolation, message passing, and fault tolerance. Teams choose it for back-end systems that must keep running under load and recover cleanly.
Where it fits
- Event-driven services and workflows
- Streaming pipelines with Akka Streams
- Clustered microservices and distributed state
- Persistence with event sourcing and snapshots
Akka often appears in systems that process messages, handle real-time updates, or coordinate many tasks at once. In Germany, it is common in regulated or integration-heavy environments where reliability matters more than simple request-response code.
Core ecosystem
Strong Akka work usually includes Akka Actors, Akka Streams, Akka HTTP, Akka Persistence, and cluster features. Many teams also expect solid Scala knowledge, while some systems use Java. The best specialists understand back-pressure, supervision, and how to keep messages and state predictable.
When to bring in help
Companies bring in freelance Akka experts when an existing system becomes hard to scale, when message flow needs redesign, or when an older Typesafe Akka setup needs care. They also help with migrations after version changes, production incidents, and performance issues that are hard to reproduce locally.
What good specialists do
- Model actors with clear responsibilities
- Design failure handling and recovery paths
- Tune streams, mailboxes, and persistence use
- Review cluster behavior and deployment fit
Good specialists write code that is easy to reason about under pressure. They keep boundaries strict, avoid shared mutable state, and document how services react when nodes fail or messages arrive out of order.
Working model
Akka projects are often handled remotely because the work is code-heavy and fits distributed teams well. On-site work can help when there is complex infrastructure, local security review, or deep legacy context. German-language communication is useful in some teams, but many Akka projects operate in English.
Frequently asked questions
Curious about Akka? Here are the answers that come up again and again.
Akka is used for systems that need concurrency, resilience, and message-driven design. It fits stream processing, workflow orchestration, clustered services, and event-sourced back ends. Teams pick it when they want services that keep working even when parts of the system fail.
Akka gives you an actor model and built-in patterns for supervision, messaging, and back-pressure, while plain Java concurrency leaves more of that design to the team. Compared with Spring-based services, it is usually chosen for more stateful, event-driven, or distributed workloads. It is not the simplest choice, but it can be the right one when coordination matters.
Akka is strongly associated with Scala, so Scala knowledge helps a lot, especially on older codebases. Many systems also use Java, so a solid Java specialist can still be a good fit if they understand actors, streams, and asynchronous design. The key is comfort with JVM tooling and message-driven architecture.
A strong Akka specialist usually also knows Scala or Java, testing of asynchronous code, and production debugging on the JVM. Skills in Kafka, REST APIs, Docker, Kubernetes, and observability tools are often useful too. For persistence-heavy work, event sourcing and distributed systems knowledge matter as well.
For a greenfield service, a solid Akka specialist can help define the structure early. For a migration from an older Typesafe Akka codebase or a production rescue, look for someone who has worked on live systems, not just demos. The harder the cluster, persistence, or failure handling story, the more senior the fit should be.
Most Akka work can be done remotely because it centers on code, tests, and design reviews. On-site can help when the system is tightly tied to internal infrastructure or when a team in Germany wants faster access to stakeholders. A hybrid setup is common when there is sensitive production context.
Look for clear actor boundaries, clean supervision strategies, and sensible message contracts in Akka code. Good work also shows careful use of streams, explicit failure handling, and tests for asynchronous behavior. Ask for examples of systems that stayed stable under load, not just examples of syntax.
Akka is the core toolkit, while Akka HTTP and Akka Streams are parts of the wider ecosystem used for web APIs and stream processing. People also still search for Lightbend Akka or the older Typesafe Akka name, especially when they work with legacy projects. A good specialist should understand which piece is in use and how they connect.
The average hourly rate of freelancers in Germany who have used Akka in their recent projects is 99 €, which corresponds to a daily rate of about 788 € based on an 8-hour working day.
Of the freelancers in Germany who have used Akka in their recent projects, 100% hold at least a Bachelor's degree, 80% hold at least a Master's degree, and 10% hold a doctorate.
On average, freelancers in Germany who have used Akka in their recent projects have 25 years of professional experience, with a single engagement typically lasting around 2.8 years.
The most common languages among freelancers in Germany who have used Akka in their recent projects are English (100%), German (88%), and Spanish (25%).
The most common industries among freelancers in Germany who have used Akka in their recent projects are Information Technology (94%), Energy (50%), and Banking and Finance (50%).
The most common business areas among freelancers in Germany who have used Akka in their recent projects are Information Technology (100%), Product Development (100%), and Project Management (63%).
Main locations of FRATCH Experts, who have recently used Akka
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 Request a free demo
Get in touch with the FRATCH team and we will get back to you within 4 hours.
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Philipp Thomaschewski
FRATCH CEO
