AJAX Experts in Germany
in minutes from 15,000 CVs with the power of AIHire experts who build responsive interfaces, live search, inline edits, and smooth data updates with AJAX, jQuery, and modern JavaScript. Get fast, precise matching with vetted, available freelancers.
Meet FRATCH Experts in Germany, who have recently used AJAX
Hooman Behmanesh
Last position:
Fullstack Developer at Möbel Roller GmbH
- Further development of the existing e-commerce platform based on SAP Commerce (Hybris) to meet the growing demands of digital commerce.
- Ensuring the scalability and performance of the backend, so the platform remained stable and efficient even under heavy user load.
- Development and integration of new OCC REST APIs and services for modular extensions and flexible adjustments, to implement new features quickly.
- Optimization of data flows and interfaces, which significantly improved platform efficiency and system performance.
- Ensuring a maintainable and scalable code base by using Clean Code principles, proven design patterns, and a future-proof architecture.
- Reduction of errors through extensive testing with JUnit, Mockito, and load tests with Gatling, supported by the introduction of automated test processes.
- Improved system performance through targeted refactoring measures and efficient database queries, especially to handle peak loads.
- Use of modern cloud and monitoring tools such as Kubernetes, Google Cloud Platform (GCP), and Grafana to ensure a stable and monitored infrastructure.
- Clear improvement in efficiency, scalability, and reliability of the platform, which now meets the demands of a dynamic and growing e-commerce market.
Tamás Eppel
Last position:
Senior Software Developer / Tech Lead at NDA (defense / OSINT)
- Designing the audit logging framework
- Implementing APIs for developers to integrate in their codebase
- Implementing ingestion pipeline, database query layer and UI for browsing the audit events
- Improving stability and reliability of the backend system
Thorsten Matzner
Last position:
Odoo Implementer at N.N.
As project manager for the Odoo implementation at a small company, I was responsible for designing, implementing, and training a fully integrated CRM and accounting system. Through structured requirements analysis, precise data migration, and targeted change management, I was able to complete the rollout in just eight weeks. The project led to a significant reduction in manual tasks, faster business processes, and increased real-time transparency.
Main Responsibilities
Requirements analysis and process mapping Configuration of Odoo modules: CRM, Sales, and Accounting Data migration (Excel/CSV → Odoo) and quality control Creation of workflows, automated email rules, and dashboards Conducting training sessions and providing support after go-live Project coordination (budget, schedule, stakeholder communication)
Key Achievements
Full implementation of the Odoo suite within the set timeframe (8 weeks) 30% reduction in accounting time and 25% acceleration of the lead-to-sale flow 100% customer satisfaction after go-live, based on survey results Successful migration of 100% of existing master data without data loss Establishment of a sustainable support infrastructure (3-month post go-live support)
Impact
Improved decision-making through real-time dashboards and automated reports Increased efficiency and cost savings (≈ €8,000/month) Scalability for future growth (additional modules can be integrated seamlessly) Strengthened sales and finance departments through seamless process integration
This summary highlights how I created concrete and measurable value for the company through structured project work, technical expertise, and targeted training.
Robin Walter Scherler
Last position:
Developer at agentic-engineer.online
agentic-engineer.online is my publicly testable live demo and at the same time the platform where I show my work. Originally created as a recruitment trial task, I have since continued to run it as my own demo, learning, and product project — on a Hetzner VPS behind a Cloudflare tunnel, through a multi-stage AI-orchestrated deploy pipeline with snapshot rollback. If a deploy step breaks, the system falls back to the last clean snapshot, the script is adjusted, the test repeated — empirical, test-driven, without hand tuning.
- Technically behind it: Python and FastAPI, an OpenRouter model cascade, SQLite persistence, and Cloudflare edge tuning.
- I am the developer and the strictest customer of my own AI work in one person — what started as a prototype has become a tool I use every day and against which I test my own products.
Benjamin Faas
Last position:
Freelance Product Manager, Product Owner, Scrum Master & Agile Coach at Freelance
Freelance product owner, scrum master and agile coach in various projects spanning from local agencies to multinational corporations in diverse industries.
Last projects:
Adevinta: Technical Project Manager responsible for coordination of several sub-workstreams building the world’s largest classifieds multi-tenant platform.
Aroundhome (a ProSiebenSat.1 company): Product Manager implementing and verifying on the business side a concept for digital qualification of user requests for matching service providers.
Peek & Cloppenburg Düsseldorf: Product Manager Mobile advising on and guiding the rebuild of Android and iOS apps.
Visual Meta GmbH (an Axel Springer company), Berlin: Director Product co-leading the Product & Engineering department together with the Director Engineering.
Responsibilities at Visual Meta GmbH:
Define and deliver a 3–5 year horizon product strategy including a product vision & mission connecting to existing company strategy and strategies from adjacent departments.
Refine an existing OKR process together with OKR master and directors of other departments to increase focus and outcome.
Support the Director Engineering in creating a platform transformation strategy to transform a monolithic on-premise tech stack into a service-oriented, cloud-based architecture and establish a domain-based organizational setup.
Accountability for a motivated and talented team of 5 head-level colleagues and 17 operational team members from product management, data and UX/UI design.
Key achievements at Visual Meta GmbH:
Defined and delivered a 3–5 year horizon product strategy including a product vision & mission.
Increased focus within OKR process by moving from 10 company-level objectives to 2 and from several hundred team-level key results to a few dozen.
Created a career path framework for the product team defining roles and responsibilities from junior to head level positions.
Kyu-Wang Lee
Last position:
Software Architect & Lead Software Engineer at Landesamt für Steuern Niedersachsen
The goal of BIENE is to provide a uniform program for tax collection for all states.
In tax collection, the aim is to collect the assessed taxes. This includes handling due dates, documenting incoming and outgoing payments, triggering reminders or refunds. Statute of limitations and payment reminders also play an important role. All payment transactions with banks and accounting are mapped in BIENE.
Setting up the architecture and coordinating the provisioning of development and test environments at the Hanover location
Installing and configuring environments on Linux servers (Apache Kafka, PostgreSQL)
Interface tasks: coordinating and aligning the integration of software products from other departments and their test data
Upgrading application server, JDK, Maven project structure
Environment coordination and build management
Implementing external interfaces
Implementing business requirements
Designing and implementing RESTful APIs and OpenAPI specifications
Designing and implementing microservice architecture
Setting up and maintaining CI/CD pipelines
Deploying applications on OpenShift
Creating technical documentation and diagrams
Working with SQL databases (Oracle and PostgreSQL)
Setting up authentication and authorization for the application and users
Containerizing the application (automated deployment via CI/CD pipeline)
Christof Hlipala
Last position:
Senior Frontend Developer at HUK24 AG
- Designing new apps as well as enhancing and running 29 Angular apps for digital claims in an Nx monorepo
- Maintaining and improving a shared component library with ~300 libraries for multiple product teams
- Migrating all apps to a new design system including its component library and systematic refactoring
- Developing and maintaining the CI/CD pipelines (Jenkins, Azure DevOps, Terraform, AWS)
- Managing releases independently including branch handling, versioning, PR coordination and production deployment
- Implementing and maintaining tracking (Adobe Analytics)
- Ensuring accessibility according to BFSG/WCAG
- Test-driven development (TDD) with Jest and Cypress
- Code reviews, mentoring and setting up best practices in the team
- Technologies: TypeScript, Angular 16-20, RxJS, NgRx, Nx (Monorepo), npm, HTML, (S)CSS, Storybook, Jest, Cypress, Cucumber, Husky, Node.js, Git, AWS, Azure DevOps (Repos & Pipelines), Jenkins, Terraform, TDD, BFSG, WCAG, Nexus, IntelliJ, Adobe Analytics
Guido Klein
Last position:
NOBILIS Group GmbH
- Support during SSRS implementation, including training employees on SSRS
Olaf Taesch
Last position:
BI Architect in a Kanban Team at Gulp / Randstad for HHLA
- Creation of automated tests.
- Extension of the functionality of the enterprise BI data warehouse.
- Design and development in SQL and PL/SQL.
- Data modeling as well as performance measurement and tuning.
- Creation of and contribution to user stories and concepts.
- Technical environment: Windows, Linux.
- Database: Oracle 19c incl. DWH, CDB, PDB.
- Tools: Confluence, CVS, Eclipse, Git, GitLab, Jira, N4, PL/SQL, SQL Developer, utPLSQL.
Volker Döch
Last position:
Developer at DV-Consulting und Entwicklung Volker Döch
- New development of a web app to manage and configure counting devices for large events
- Technologies: .NET 10, C#, Blazor, MudBlazor, MySQL, Git
Ola Van Dunen
Last position:
IT Lecturer
- IT training in theory and practice for IT specialists in application development and system integration
David Kaselow
Last position:
IT Business Analyst at REWE digital
LOIS is the central integration platform that enables the processes between all REWE applications across the entire supply chain. As an IT Business Engineer, I support the NEO program in renewing the logistics integration platform "LOIS" for REWE and Penny in Germany and Europe.
Stefan Wimmer
Last position:
Architect/Software Developer at Global Logistics Support GmbH
Task
- Further development of a new ERP system with Blazor
- Creation of e-invoices in the XRechnung and ZUGFeRD formats
- UI/UX design Client-server system
- Windows 11 Technology
- Microsoft .NET 9, Git, Azure DevOps, ASP.NET, MSSQL, Blazor Programming languages
- C#, MVVM Development tools
- Microsoft Visual Studio .NET 2022 Database
- MSSQL Industry
- Other
Stephan Heilmann
Last position:
Development, Tester at Telecommunications
Set up an operational contract information system. This is mainly used as an order management system - for migrating existing contracts as well as for creating and providing new contract bundles.
Sales agents can use it to order new services, modify existing ones and migrate service types, as well as provide price information to the customer.
This supports the marketing of new services as well as the replacement of old services for existing customers.
In addition, existing data is imported, processed (ETL) and provided via services for further use in the portal front end.
Analysis of the business and technical use cases (workflows, involved processes/systems, communication paths, security requirements)
Further development / creation of the front-end components (React/JavaScript)
Design and implementation of the business logic
Creation of the functional and technical component documentation
Test execution / test automation (Cypress, test coverage)
Team size: 8 people
Technologies: React, JavaScript, Rest (JSon), Yaml, Markdown, MariaDB (SQL), Docker, Swagger, Cypress
Tools: Webstorm, ReactDeveloperTools, VisualStudioCode, Word, DBeaver, Git/GitLab
Work management: GitLab
Platform: Linux
Build management: GitLab
Sascha Seewald
Last position:
Entrepreneur at novael.de
- Focus areas: application development, IT security, project management, conceptual design, online/offline marketing, print, startup phase, SMEs
- Hosting (until end of 2015), monitoring, IT infrastructure, cloud solutions
- Frameworks and tools: Scrum, Kanban, OKR, agile patterns, .NET Core, node.js, Angular, React/JSX, PHP OOP, C#, JavaScript, TypeScript, Python, Ruby, MySQL, MS SQL, Postgres, MongoDB, AWS, Docker, Kubernetes, Jenkins, GitLab CI, Terraform
Discover over 15,000 top freelancers
Statistics of experts using AJAX
Aggregated from the professional profiles of matched freelancers.
Experience
23 years
Position duration
2.6 years
Positions per freelancer
15
Top business areas
Information Technology, Product Development, Project Management
Top industries
Information Technology, Retail, Banking and Finance
Certification focus areas
Information Technology, Product Development, Project Management
Bachelor's degree or higher
84%
Master's degree or higher
52%
Doctorate
7%
Certifications per freelancer
2
Most common languages
German, English, French
Speak two or more languages
98%
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 AJAX
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
What AJAX does
AJAX lets a page talk to a server without a full reload. That keeps forms, filters, dashboards, and content updates smooth and fast. It is a core pattern in modern web apps, even when teams use the term loosely for any asynchronous request.
Common use cases
- Live search and autocomplete
- Inline form save and validation
- Dashboard widgets and status refreshes
- Product filters and cart updates
- Content loading inside single-page interfaces
Stack and tools
Strong AJAX work often uses JavaScript, the Fetch API, XMLHttpRequest, JSON, and browser events. Many teams also rely on jQuery AJAX in older systems, or on fetch-based code in newer ones. Good specialists know how to fit requests into the existing frontend and backend flow.
When to bring in help
Companies bring in freelance expertise when an interface feels slow, request handling is brittle, or legacy code needs cleanup. That is common in SaaS products, portals, and internal tools. In Germany, teams often want experts who can work well with local product teams and remote stakeholders alike.
What strong specialists do
- Keep requests small and clear
- Handle loading, errors, and retries cleanly
- Prevent race conditions and stale updates
- Work safely with sessions, auth, and CSRF protection
- Keep code compatible with the current frontend stack
Quality and delivery
Good AJAX specialists do more than wire up requests. They check performance, browser behavior, accessibility, and how the UI reacts when data arrives late or fails. They also document endpoints and client flows so the next change is easier to ship.
Frequently asked questions
What clients ask us most about AJAX — answered in short.
AJAX is used to update parts of a page without reloading the whole screen. Companies use it for live search, filters, inline edits, notifications, and dashboard refreshes. It is often the layer that makes a web app feel responsive.
AJAX is the older name for making asynchronous browser requests, usually with XMLHttpRequest. Fetch is the modern browser API many teams use today, but the goal is the same: exchange data without a full page reload. In practice, searchers may still say AJAX even when the code uses fetch.
A company should bring in AJAX expertise when interface updates are slow, legacy request code is hard to change, or errors are hurting the user flow. This is common in apps with dynamic forms, filters, and admin panels. A specialist can clean up the request logic and make the UI more reliable.
A strong AJAX freelancer usually knows JavaScript, JSON, browser events, and the backend endpoints the browser calls. They often also understand jQuery in older codebases and security topics like CSRF protection. Good communication with backend specialists matters because the client and server must fit together.
AJAX is the umbrella term, while jQuery AJAX refers to the jQuery helper methods used in many older projects. Asynchronous JavaScript and XML is the full phrase behind the acronym, but most modern projects send JSON rather than XML. When hiring, it helps to know whether the codebase is legacy jQuery or modern JavaScript.
A simple AJAX change may only need a specialist who can adjust a request and update the UI state correctly. More complex work needs someone who understands caching, error handling, concurrency, and backend contracts. The harder the interaction, the more valuable deep front-end experience becomes.
Yes, AJAX work is often well suited to remote collaboration because it centers on code, browser behavior, and clear endpoint definitions. For teams in Germany, a specialist who can communicate clearly in English is often enough, though German can help in cross-functional product work. Remote delivery works well when requirements and API responses are well defined.
A good AJAX expert explains not only how the request works, but also how the UI behaves when data is late, missing, or invalid. Look for clean handling of loading states, retries, and edge cases, not just a working demo. Strong specialists also keep the code readable and compatible with the rest of the stack.
The average hourly rate of freelancers in Germany who have used AJAX in their recent projects is 96 €, which corresponds to a daily rate of about 766 € based on an 8-hour working day.
Of the freelancers in Germany who have used AJAX in their recent projects, 84% hold at least a Bachelor's degree, 52% hold at least a Master's degree, and 7% hold a doctorate.
On average, freelancers in Germany who have used AJAX in their recent projects have 23 years of professional experience, with a single engagement typically lasting around 2.6 years.
The most common languages among freelancers in Germany who have used AJAX in their recent projects are German (100%), English (96%), and French (19%).
The most common industries among freelancers in Germany who have used AJAX in their recent projects are Information Technology (94%), Retail (51%), and Banking and Finance (47%).
The most common business areas among freelancers in Germany who have used AJAX in their recent projects are Information Technology (99%), Product Development (91%), and Project Management (57%).
Main locations of FRATCH Experts, who have recently used AJAX
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 
Berlin 
Munich 
Frankfurt 
Dusseldorf Request a free demo
Get in touch with the FRATCH team and we will get back to you within 4 hours.
Would you rather directly get in touch?
We always have the time for a call or email!
Philipp Thomaschewski
FRATCH CEO
