Mattermost Experts in Germany
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Meet FRATCH Experts in Germany, who have recently used Mattermost
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
Christoph K.
Last position:
Business Case: Customer Operations Upsell Expansion at * confidential
- Establishment of as-is baseline performance and KPI framework
- Extrapolation of baseline-potential in relation to product, demand and organizational structure for t + 3 years into the future
- Development of measure-based improvements forecast
- Finalization of financial business modelling by including unit structure changes, commission scheme development and overhead costs
- Stack: Microsoft Excel
Bernhard S.
Last position:
Agile Business Analyst and Requirements Engineer at Deutsche Post DHL
- Agile project "PEPSi annual vacation planning MVP Lite" (digitalization project).
- Definition of state transitions for the JUP Lite functionality.
- Creation of user stories for login/logout and registration.
- Quality assurance of the business-side concept.
- Preliminary analysis for the transformation from the old PersPlan to DigiPEP.
- Tools used: Signavio, MS Office (Excel, Word, PowerPoint), Jira, Confluence, Mural, Miro, Conceptboard, MS Teams, Mattermost.
Andreas K.
Last position:
Backend Developer at Univention GmbH
- Developed a SCIM-compliant Python interface to connect external systems
- Expanded and enhanced UCS modules in Python
- Extended and newly developed Helm charts for container orchestration in Kubernetes
- Maintained and further developed CI/CD pipelines in GitLab
- Implemented automated tests with Pytest and Playwright
'Nubus' is based on a microservice architecture, relies on open source technologies, and runs in Docker containers.
UCS is an IAM complete solution based on Debian, used as an alternative to Microsoft's Active Directory. The work was characterized by the close integration of infrastructure and application logic.
Rolf G.
Last position:
Developer & Designer at Sicherheitsbehörden
- Migration of a case management system with numerous interfaces to other systems from Spring and Activiti to a Java JEE application
- Further development toward a cloud application
- Consulting, development, requirements analysis, specification and design
- Coordination with upstream and downstream systems
- Data modeling, programming and implementation
- Support with code reviews and ensuring clean code in the PL/SQL context
- Documentation in Confluence
- Troubleshooting of PL/SQL applications, including log analysis, session tracing and performance profiling
- Optimization and tuning measures in the PL/SQL environment
- Knowledge transfer and onboarding of new employees
- Use of Jira for task management, progress tracking and sprint planning
Marleen K.
Last position:
Atlassian Specialist E2E Processes at Energy, Water and Environment
- Atlassian & Business expert
- Lead of 1st, 2nd and 3rd level support, process mapping, process optimization, introduction of a project standard (global user management and documentation) and development of a collaboration platform to optimize teamwork, data management, reporting, ERP transformation
- The client is a sustainability-focused chemical park and offers its employees a full service for the Atlassian product suite. In addition, the adoption of the ERP software by employees, the improvement of data quality and internal exchange or collaboration should be promoted by sharing knowledge and best practices
- Process and standards development
- Project configuration and creation of technical concepts
- Workshops with employees
- Development of scalable solutions and processes and their optimization/automation
- Coordination with department process owners and management
- Process mapping and further development
- Data migration and data mining
- Lead as Scrum Master
- Dashboard for project management with project overview / development of reporting structures
Timm H.
Last position:
Agile Coach & Project Manager at Telefónica Germany GmbH & Co OHG
- Coaching of project participants
- Project management for numerous content migration projects for Telefónica Germany's telecom brands
- Development and reporting of performance metrics
- Promoting collaboration between content managers and UX writers
- Running retrospectives and integrating agile elements
- Team size: 23 people
- Technical environment: Jira, Confluence, Miro, Teams, Adobe Experience Manager, Figma
Matthias S.
Last position:
AI-assisted Web Development & SaaS Founder at Self-employed
- Full focus on AI-augmented web development
- Building and running three proprietary AI-native SaaS products (BrainButler, PageUpgrade, termin365)
- Developing a self-hosted business stack for digital sovereignty
- Daily workflow with Claude as engineering partner and Anthropic/OpenAI APIs for product features
- Using RAG systems with custom vector databases and prompt engineering for complex multi-step pipelines
- Tech stack: Python/FastAPI (backend), React/TypeScript (frontend), WordPress plugin architectures (PHP), multi-tenant systems with per-user encryption
Daniel W.
Last position:
Web Developer and Linux System Administrator at Freelancer
- Consultation on setting up a web server with Apache2 and PHP FPM and an email server with Postfix and Dovecot for Learn4good Ltd.
- Programmed website under-construction.bermudafunk.org in collaboration with a designer and client for bermuda.funk Freies Radio Rhein-Neckar e.V.
- Consultation and network setup on-site including switches, routers, Wi-Fi, network monitoring, firewalls, and installation of sFirm banking software for The Swiss Quality Consulting GmbH
- Consultation on website management and development, email migration from Outlook to cPanel, image optimization, and setting up Square payments for The JABA Group Ltd.
- MS365 consultation, email setup, and document synchronization for PK reno GmbH
- Development and integration of WooCommerce plugins, B2B shop setup, and custom shipping label export for Nurso GmbH
- Minor changes implementation for existing Kirby system for Julia Rautenhaus
- Analysis and fixing of WordPress website after broken updates for Alina Frey
- Linux server hardening, updates, and throughput optimization for 3proxy servers for Lietparkas UAB
- Malware removal from hacked WordPress website for Timo Horn
- Cold email outreach system setup with Postfix and Dovecot and script development for Aman Ketebo
- Customized Docker container creation based on AlmaLinux with ImageMagick 7 and consultation on Docker installation for Henry Hook
- Plesk hosting environment management, code fixes, external supplier integration, and content support for First Class Corporation
- Shopify theme customization, feature development, and payment integration consultation for Youro GmbH
- Intel camera support on Ubuntu after upgrade for Making stories with a lesson
- NginX configuration support on Windows Servers for a NodeJS application for ARMBRUSTER empiric it
- Competitor email verification mechanism analysis for Casey Monaghan
- Plugin development and API connector to Inswitch for freelance website payments for Mediaquotes
- Private XMPP server setup on Raspberry Pi for Antonio Codespoti
- WordPress website recovery after broken plugin update for A & R Tennis
- Microsoft account and Office/Outlook migration support for Prof. Dr. Hanns-Ferdinand Müller
- Customization and performance optimization of client websites for sk.design
- VPN configuration and hacked server cleanup for Xisio Informationssysteme GmbH
- PeerTube server setup and maintenance for Lupin Vondosky
- Lightweight WordPress booking solution programming tailored to client needs for AP Online Marketing
- Code refactoring, bug fixing, and business/technical consultation for RentAfrika
- SellYourSaas setup and deployment infrastructure configuration for I-Motion SARL
- Server, email, GitLab, project management, password management software, and VPNs setup and maintenance for Markus Sattler
- Custom development for over 10 WordPress projects for TOGEMAXX media & webdesign
- WooCommerce shop setup and FTP supplier product import development for SERVOMED GmbH
- Open-source contributions to Whonix components, iptables to nftables migration, shutdown inhibition investigation, and IPv6 support addition for ENCRYPTED SUPPORT LP
- Custom feature development, performance optimization, update management, email delivery support, plugin bug fixes, and translations for KU Europe GmbH
- Custom plugin/theme development, server infrastructure management, support for 100+ WordPress websites, API connector development, deployment script setup, VPN configuration, DNS, email, and web hosting support for giftGRÜN GmbH
- Server setup, web and email hosting migration, and website maintenance and development for Eisbaden.de
- Custom WordPress and Shopify development for EcomPlus GmbH
- Hacked website recovery and hosting migration for Be Brave gUG
- Finalization of development tasks left incomplete by another developer for Medicare Consulting GmbH
- Recovery of unbootable hacked server for SK-Software, Entwicklung & Beratung
Hobby projects:
- Development and running of a web chat application
- Development and running of an email service
- Development and running of a darknet link list
- Development and running of a darknet web hosting platform
- Code contributions to open source projects such as LMMS, Audacity, and Ubuntu
Janus T.
Last position:
Senior Scrum Master, Agile Coach at DMK, Bremen, Germany
- Optimized agile work using Scrum as the framework
- Coached teams and individual team members to increase collaboration efficiency, improve team effectiveness and performance, and foster a culture of continuous improvement
- Promoted and supported the use of the agile Scrum approach, including adherence to Scrum values and team self-organization
- Preboarding of the internal Scrum Master
Discover over 15,000 top freelancers
Statistics of experts using Mattermost
Aggregated from the professional profiles of matched freelancers.
Experience
21 years
Position duration
1.9 years
Positions per freelancer
16
Top business areas
Information Technology, Product Development, Project Management
Top industries
Information Technology, Manufacturing, Government and Administration
Certification focus areas
Information Technology, Project Management, Product Development
Bachelor's degree or higher
71%
Master's degree or higher
43%
Doctorate
14%
Certifications per freelancer
4
Most common languages
German, English, French
Speak two or more languages
100%
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 Germany 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 Germany using Mattermost
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.
Mattermost 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%)
- Manufacturing (60%)
- Government and Administration (60%)
- Retail (60%)
- Automotive (50%)
- Banking and Finance (50%)
- Education (40%)
- Transportation (40%)
Please note that freelancers can work across multiple industries, so percentages overlap.
About the technology
Mattermost at a glance
Mattermost is an open-source collaboration platform for secure messaging, team channels, file sharing and workflow coordination. Companies can run it on their own infrastructure instead of placing operational conversations in a public SaaS environment. Mattermost is widely used by technical teams, public-sector organizations and businesses with strict control requirements.
Core capabilities
Mattermost combines persistent channels, direct messages, threaded discussions, search and file exchange in one workspace. Its open architecture supports integrations, custom workflows and connections to existing identity systems. Teams can use desktop, mobile and browser clients while keeping administration and data location under their control.
Ecosystem and tooling
Specialists work with Mattermost Server, the web and mobile clients, REST APIs, webhooks and plugin interfaces. Common adjacent tools include Docker, Kubernetes, PostgreSQL, LDAP, Active Directory, SAML and OpenID Connect. Operational work may also involve reverse proxies, monitoring, backups, audit controls and automation through CI/CD pipelines.
Where companies use it
- Secure internal communication for technical and operational teams
- Incident response channels linked to monitoring and alerting systems
- Collaboration across infrastructure, security and service operations
- Controlled messaging for public-sector and regulated environments
- Self-hosted alternatives to Slack or Microsoft Teams
Mattermost can support both everyday coordination and high-pressure response work. In Germany, organizations often value deployment control, clear access policies and collaboration options that fit distributed or on-site teams.
When freelance expertise helps
Companies bring in freelance specialists when they need a new Mattermost environment, a migration from another collaboration tool or a reliable integration with identity and operational systems. External expertise is also useful for version upgrades, performance reviews, high-availability design and troubleshooting difficult plugin or notification issues. Remote work is practical, while on-site sessions can help with workshops, security reviews and handover.
What strong specialists deliver
Strong Mattermost professionals understand more than channel configuration. They assess permissions, retention, authentication, backups, upgrades and user administration as one operational system. They document decisions, test integrations and create a support model that internal teams can maintain. Good specialists also distinguish between a quick installation and a dependable collaboration service with clear ownership, security controls and recovery procedures.
Frequently asked questions
Not sure where to start with Mattermost? These answers cover the essentials.
Companies use Mattermost for team messaging, incident coordination, technical support workflows and controlled internal collaboration. Its self-hosted model is useful when an organization needs greater control over data, integrations or system access.
Mattermost is usually considered when self-hosting, source availability and operational control matter more than a fully managed SaaS experience. Slack and Microsoft Teams may offer broader out-of-the-box integrations, while Mattermost can suit organizations that want to manage deployment and data handling themselves.
A strong Mattermost specialist may also work with Docker, Kubernetes, PostgreSQL, LDAP, Active Directory, SAML and OpenID Connect. Experience with REST APIs, webhooks, reverse proxies, monitoring and backup design is valuable for production environments.
The right level depends on the scope. A simple workspace setup needs practical administration skills, while a migration, identity integration or high-availability deployment calls for a professional who has handled comparable production systems and can document the operating model.
Yes. Mattermost can usually be configured, integrated and supported remotely through secure access and structured handovers. German-language communication may be useful for local stakeholders, while English is common in technical documentation and distributed teams.
On-site work can help with discovery workshops, access reviews, migration planning and training for teams in Germany. Most configuration and support tasks can still be completed remotely when infrastructure access, decision-makers and documentation are available.
Ask how the specialist approaches authentication, permissions, upgrades, backups, monitoring and recovery testing in Mattermost. Strong professionals explain trade-offs clearly, provide operational documentation and test integrations instead of treating installation as the finished deliverable.
Mattermost can be suitable when an organization needs control over hosting, access and system configuration. Suitability still depends on the complete environment, including identity management, network design, retention rules, patching, logging and the organization’s own security review.
The average hourly rate of freelancers in Germany who have used Mattermost in their recent projects is 102 €, which corresponds to a daily rate of about 820 € based on an 8-hour working day.
Of the freelancers in Germany who have used Mattermost in their recent projects, 71% hold at least a Bachelor's degree, 43% hold at least a Master's degree, and 14% hold a doctorate.
On average, freelancers in Germany who have used Mattermost in their recent projects have 21 years of professional experience, with a single engagement typically lasting around 1.9 years.
The most common languages among freelancers in Germany who have used Mattermost in their recent projects are German (100%), English (100%), and French (20%).
The most common industries among freelancers in Germany who have used Mattermost in their recent projects are Information Technology (100%), Manufacturing (60%), and Government and Administration (60%).
The most common business areas among freelancers in Germany who have used Mattermost in their recent projects are Information Technology (100%), Product Development (100%), and Project Management (80%).
Main locations of FRATCH Experts, who have recently used Mattermost
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
