Google Web Toolkit Experts in Germany
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Meet FRATCH Experts in Germany, who have recently used Google Web Toolkit
Sabahattin Kunas
Last position:
Sole responsibility (concept, development, infrastructure, operations) at Own project busik.ch
- Ride-sharing and bus platform, live and working. Backend Spring Boot 4.1 on Java 21, PostgreSQL with Flyway, Testcontainers integration tests. Running in my own AWS account (ECS Fargate, ALB, ECR, IAM least privilege) with CI/CD via GitHub Actions and OIDC federation without static credentials. Development throughout AI-assisted with Claude Code, including my own skills and project-specific memory. Spring Boot · Java 21 · PostgreSQL · Flyway · Docker · AWS ECS/ALB/ECR · CI/CD · GitHub Actions · Claude Code
Alex Odesser
Last position:
Contractor at Telefonica Germany GmbH & Co. OHG
- Data-analysis, Preparation, gathering and coordination of business requirements for retrieval of monthly- and long term (CLV – relevant) cost- and revenue-components per contract for a customer–base–grouping project (HUB–Project) for B2C-Postpaid-Controlling
- Concept and Implementation of cost- and revenue-KPIs calculation and corresponding CLV–reports (Oracle, Perl, SVN, MS SQL Server, MS Power BI, Serviceware Performance Analytics)
- Operational support of the HUB-Project – various ad-hoc reports, deployments, job-scheduling etc. (Oracle, SVN, BICSuite–Scheduler, DWSODA etc.)
- Analysis, implementation, retrieval and reporting of various physical and financial KPIs for B2P-Prepaid Business on an existing data-mart (Oracle, Perl)
Jorge Pérez Suárez
Last position:
Software Engineer – AWS and Kubernetes Specialist at Citti
- Creation, maintenance and hardening of Kubernetes clusters employing Ansible and ArgoCD
- Keywords: Ansible, AWX, Kubernetes, NetApp, Prometheus, CI/CD ArgoCD, SSO, Fluent-bit, HAProxy, Calico, Keycloak, oauth2-proxy, SealedSecrets, kubeseal, Aqua kube-bench, CIS-Benchmarks, Aqua Trivy operator
Zakaria Aoune
Last position:
Vice President Technology EMEA at Aparavi Software Europe GmbH
- Always looking for solutions to problems and finding ways to tackle business challenges
- Leading and managing large multi-disciplinary teams (product development, project management, engineering, operations, QA, solution management, customer success)
- Developing and executing innovation and digitalization strategies for complex transformation projects
- Acting as Information Security Officer, planning, conducting, and successfully completing all ISO 27001:2022 standard audits and continuously ensuring compliance
- Leading and coaching managers across the organization
- Representing the company at industry events and coordinating external partnerships
- Providing technical support to the Aparavi sales team
- Working with account managers to lead and grow enterprise customers
- Collaborating with technical and non-technical customer departments to manage and meet expectations (e.g., C-level, finance, IT services, data security and works council)
- Leading technical integration and coordinating seamless solution implementation
- Hands-on development and management of cloud, AI, and SaaS solutions to meet demanding customer expectations
- Promoting agile, DevOps-based methods and organizational structures for innovation and sustainable growth
- Continuously analyzing and solving technical and business challenges to boost company success
Jonas Dittrich
Last position:
CEO at softwarebees GmbH
José Jeria
Last position:
Freelance iOS Developer at Freelancer
PAYBACK GmbH: PAYBACK app - a loyalty bonus program and customer card that allows users to collect points.
Enhanced the application's architecture by restructuring and modularizing it.
Refactored and improved complex features using SwiftUI and The Composable Architecture.
Maintaining, bug fixing, optimizing, troubleshooting, and continuously improving the app.
Facilitating and planning the onboarding of new developers and providing mentorship.
Assistance in the hiring process, including evaluation, interviews, and strategic planning.
Porsche Digital GmbH: Development of the Porsche Road Trip app that allows users to comfortably plan and navigate through spontaneous drives and individual road trips along curated premium routes.
KI Labs: Development of a MVP for a large automotive company.
Snapp Mobile Germany GmbH: Equitel Banking - Consumer digital banking app for Equity bank, one of the largest banks in Sub-Saharan Africa.
comdirect Mobox - Banking app to manage current, savings and credit card accounts for teenagers. Addressed technicalities of implementing playful UI with customizable options and various offline features.
Deutsche Bahn AG - Development of a prototype for the next generation of companion app for train travellers.
optile GmbH: KPI Dashboard - KPI tracking of online payments for merchants that use optile's online payment solutions.
Every Interaction: Watchy - Composer of Apple Watch screenshots, which allows users to export the composed image and share it.
Sascha Jürgens
Last position:
Agile Coach & Partner at Agisolve GmbH – Pragmatic Agility® | Edler & Stiegler GmbH | CTN Consulting
- Create a product and service portfolio delivering a 360 degree approach to digital corporate sustainability covering KPI management, CSRD reporting and sustainable strategy
- Create vision and business case
- Onboard and align business partners, negotiate contracts
- Set up partner network as self-organized agile team
- Co-develop product and service portfolio
- Coordinate sales and marketing, go-to-market strategy and roadmap
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
Jacqueline Haefke
Last position:
Kitchen Appliance Manufacturer
Setting up and enhancing an international subscription management system
Migrating and decommissioning a Hybris-SAP system and integrating Zuora
Implementing numerous interfaces to various systems (external and internal)
Setting up and improving monitoring with Grafana, Prometheus, and Databricks
Introducing logging with Loki
Implementing business requirements using jQuery, Thymeleaf, Spring Boot, Java, Go, and Python
Adjusting and extending the GitLab CI pipelines
Setting up and extending infrastructure as code with Terraform and ArgoCD on AWS
Setting up and running E2E and performance tests
Expanding the Databricks business intelligence solution to provide various KPIs
Responsibilities: Architecture, DevOps, development, unit tests, coaching employees and apprentices, E2E, smoke, and integration tests, agile methods consulting (Kanban, Scrum)
Technologies and methods: Java, Go, Kotlin, Node.js, Spring Boot, SOAP/REST, Quarkus, Thymeleaf, Vaadin, Slack, Jira, Confluence, IntelliJ, GitLab, SQS, Kafka, AWS, Kubernetes, Terraform, Maven, Gradle, GitLab CI, Databricks
Elvir Büyükbayrak
Last position:
Software Architect and Software Developer at Noctica IT GmbH
- NocTime time tracking, workshop planner, meal delivery service app
- LLM-based chat bot to control the NocTime time tracking system via voice input
- New and further development of customer solutions based on the Noctica SAS app framework
- Technologies: Java 17, Spring Boot, JPA, Hibernate, JavaScript, TypeScript, Angular 20, Angular Material, React, C#, Docker, Bash, Git, GitLab, RedMine, SQL, DBeaver, MariaDB, PostgreSQL, Python, TensorFlow, Ollama, various LLMs
Dimitry Kirschner
Last position:
Rollout Expert at Everience Germany GmbH
- Project: Mazars Windows 11 rollout: responsible for the Windows 11 rollout at the Mazars client
- Understanding customer-specific requirements (hardware compatibility, application dependencies, Microsoft AD group policies)
- Implementing hardware logistics at customer sites
- Coordinating IT, business unit, security, and compliance teams
- Updating infrastructure
- Performing driver and firmware updates
- Automating the rollout using scripts
- Notifying users, providing FAQs, change logs, and support contacts
- Technologies: Baramundi Management Center, AD, Azure AD, Intune, Office 365, OpenProject, RDP, Topdesk, MS Teams, PowerShell
Sven Hasselbach
Last position:
Contract Management Workflow Application
- Architecture, review, consultation and development of a contract management workflow application
- Development of a JSF-based platform (XPages) for coordinating new products from partners' initial ideas to contract execution with clients
- Generation of contract documents based on the agreements reached
- Implementation of workflows with approval processes
- Use of Lotus Notes, Java, JSF, XPages, JavaScript, REST, Apache POI, PDF Box, Bootstrap, Selenium, JUnit and Swagger
- Development on Windows and Linux platforms
Andreas Beckers
Last position:
Senior Software Developer at ELIONOVA AG
- Created an application to control measurement hardware with a Tauri application using React.JS and TypeScript on Raspberry Pi
- Developed a cloud application for storing and analyzing measurement results using Spring Boot and React.JS
- Built a Tauri application for printing ZPL labels on Windows
- Technologies: Java, JavaScript, Tauri, Rust, React.JS, AWS, Kubernetes, Docker, GitLab CI/CD, REST API (JSON), Maven, CI/CD, PostgreSQL
Timo Külbel
Last position:
Senior Fullstack Developer
- Lead Developer / Tech Lead in a large banking group for a complete redevelopment of payment systems
- Rebuilding payment processing in stream processing
- Development and design of cross-border payment stream processing based on Kafka and Kafka Streams
- Development of different input formats for the business team using Drools rules to dynamically adjust validation rules
- Evaluation and comparison of different public cloud providers regarding the databases they offer
- Technologies & Tools: Java 21, Kotlin, Spring Boot, Kafka, Kubernetes, Azure, TDD, JEE, REST, Angular, Spark, Google Cloud, SCDF, PostgreSQL, Drools, Git, S3, MongoDB
Robert Malec
Last position:
Backend Developer at Payment Backend
- Integration of partner systems in the payment and credit card environment.
- Development, deployment and monitoring in a large system landscape.
- Use of a variety of client-specific frameworks and tools.
Discover over 15,000 top freelancers
Statistics of experts using Google Web Toolkit
Aggregated from the professional profiles of matched freelancers.
Experience
20 years
Position duration
2.4 years
Positions per freelancer
14
Top business areas
Information Technology, Product Development, Quality Assurance
Top industries
Information Technology, Banking and Finance, Automotive
Certification focus areas
Information Technology, Product Development, Project Management
Bachelor's degree or higher
85%
Master's degree or higher
38%
Doctorate
8%
Certifications per freelancer
3
Most common languages
German, English, Spanish
Speak two or more languages
100%
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 Google Web Toolkit
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
GWT for browser apps
Google Web Toolkit, often called GWT, is used to build browser-based applications from Java code. It still appears in portals, internal tools, and business systems that need stable client-side behavior and a familiar Java stack. Strong experts know where GWT fits and where it should be replaced.
Typical project work
- Build or extend complex web interfaces
- Maintain older GWT modules and shared widgets
- Connect front-end code to Java services and APIs
- Debug compiler issues, UI events, and browser quirks
- Plan migrations toward newer web stacks
Ecosystem skills
A capable specialist works across GWT, Java, RPC or REST integration, and browser debugging tools. Knowledge of custom widgets, asynchronous calls, and build tooling matters because many GWT systems grew over time. The best professionals keep code readable while reducing the cost of change.
When companies need help
Teams usually bring in freelance expertise when a product still depends on GWT and internal knowledge is thin. That is common in Germany for enterprise software, public-sector systems, and long-lived business portals that must stay reliable while features keep moving. Freelancers help stabilize releases and reduce risk.
What strong experts deliver
- Clear diagnosis of legacy code and technical debt
- Safe feature work in large, older code bases
- Practical migration or replacement plans
- Better component structure and test coverage
- Advice on keeping Java and browser layers aligned
Signs you need a specialist
If your app still depends on GWT widgets, slow builds, or brittle browser behavior, a specialist can help quickly. You also need one when an upgrade breaks client logic or when the team must document a system before handover. Good experts explain trade-offs in plain terms and keep the path forward realistic.
Frequently asked questions
Need clarity? These are the questions we hear most often about Google Web Toolkit.
Google Web Toolkit is used to build browser applications from Java, especially in older enterprise systems and internal tools. It lets teams share code patterns with server-side Java and keep complex client logic in one stack. Many companies still rely on it for stable business apps that are expensive to rewrite.
Yes. GWT is the common abbreviation for Google Web Toolkit, and both names refer to the same technology. Searchers often use either term when looking for support, maintenance, or migration help.
Google Web Toolkit focuses on Java-to-browser compilation, while modern frameworks such as React or Angular are built around JavaScript or TypeScript first. GWT can be a good fit when a company already has deep Java expertise and an existing code base. For new greenfield projects, many teams prefer newer front-end stacks.
A strong Google Web Toolkit specialist usually knows Java well, plus REST integration, browser debugging, and front-end architecture. Experience with build tools, testing, and legacy code refactoring is also valuable. In many systems, understanding server-side Java matters as much as the client code.
A GWT project usually needs someone who has worked with older code bases and can read existing patterns quickly. If the system is large or business-critical, look for a specialist who has handled maintenance, release fixes, and gradual modernization. For smaller changes, focused expertise is often enough.
Yes, Google Web Toolkit work is often done remotely, especially when the code base is well documented and access to builds and test systems is clear. For Germany-based teams, remote collaboration usually works best when communication is direct and technical decisions are written down. On-site sessions can still help during handover or migration planning.
Look for a GWT specialist who can explain the architecture, not just the syntax. Good signs are clear plans for debugging, safe refactoring, and handling old browser or widget issues without guesswork. They should also be honest about whether maintenance, repair, or migration is the better path.
With Google Web Toolkit, the first requests are often bug fixing, feature extension, and cleanup of hard-to-read legacy code. Companies also ask for help when build times are slow or when a release is blocked by client-side issues. In older systems, documenting the code base is often a useful first step.
The average hourly rate of freelancers in Germany who have used Google Web Toolkit in their recent projects is 102 €, which corresponds to a daily rate of about 814 € based on an 8-hour working day.
Of the freelancers in Germany who have used Google Web Toolkit in their recent projects, 85% hold at least a Bachelor's degree, 38% hold at least a Master's degree, and 8% hold a doctorate.
On average, freelancers in Germany who have used Google Web Toolkit in their recent projects have 20 years of professional experience, with a single engagement typically lasting around 2.4 years.
The most common languages among freelancers in Germany who have used Google Web Toolkit in their recent projects are German (100%), English (100%), and Spanish (21%).
The most common industries among freelancers in Germany who have used Google Web Toolkit in their recent projects are Information Technology (100%), Banking and Finance (68%), and Automotive (63%).
The most common business areas among freelancers in Germany who have used Google Web Toolkit in their recent projects are Information Technology (100%), Product Development (100%), and Quality Assurance (68%).
Main locations of FRATCH Experts, who have recently used Google Web Toolkit
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
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Philipp Thomaschewski
FRATCH CEO
