
MariaDB Experts in Dusseldorf
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Meet FRATCH Experts in Dusseldorf, who have recently used MariaDB
Timo T.
Last position:
Gronic Ident & Sign at Gronic Systems GmbH
Gronic Ident & Sign
Core technologies: Android, Jetpack Compose, Retrofit, Regula Document Reader, Adobe Sign
Android app on dedicated devices for identifications and electronic signatures at the PoS
Shishir V.
Last position:
IT Project Manager, Scrum Master, IT Application Manager at TATA Consultancy Services
Led end-to-end delivery of complex international customer-facing IT and system transformation projects across mobility, retail, life sciences, and product development domains.
Managed project opportunities and delivery initiatives from concept development, planning, execution, migration, validation, deployment, and final customer acceptance.
Acted as the primary point of contact for project stakeholders, ensuring alignment between customers, business units, suppliers, and delivery teams.
Ensured timely project execution through proactive monitoring of milestones, deliverables, dependencies, risks, and resource requirements.
Led and coordinated global cross-functional teams of 20+ members across multiple time zones. Served as the central coordination point for project activities, ensuring accountability, milestones, progress tracking, and timely resolution of issues across multiple stakeholders. Managed status reporting with all the stakeholders, providing clear and timely updates to ensure alignment on project goals.
Provided functional leadership, mentoring, coaching, and issue resolution support to project team members. Worked closely with senior leadership and executive stakeholders to define project charter and project scope, priorities, milestones, manage dependencies, success criteria and achieve project goals.
Collaborated closely with senior leadership, business stakeholders, suppliers, operations teams, and external partners to define project objectives and ensure successful execution.
Managed stakeholder communication through executive dashboards, KPIs, governance reviews, steering committee meetings, and project status reporting.
Anticipated business needs and provided effective technical solutions in a timely manner to improve business satisfaction.
Led and supported sub-project management structures, ensuring consistent execution, reporting, and escalation across complex initiatives.
Managed supplier relationships and service providers to ensure compliance with contractual obligations, service levels, timelines, and quality expectations.
Supported vendor selection processes, RFP evaluations, delivery governance, cost monitoring, and performance reviews.
Controlled project budgets, forecasts, resource allocations, and financial tracking to ensure delivery within approved constraints.
Scheduled workshops explaining the business requirement, prioritizing project goals and managing change.
Oversaw cloud migrations (Azure/ AWS), database migrations/upgrades, system upgrades, infrastructure & application modernization, data management, legacy decommissioning initiatives, AI solutioning, transition plan of 2000+ applications etc.
Coordinated execution, deployment, integration, commissioning, data migration and handover activities to ensure production readiness.
Led a cross-functional team proactively managing dependencies and resolving project issues to closure, while maintaining delivery timelines.
Proactively managed project risks, dependencies, issues, change requests, and escalations to ensure predictable project outcomes.
Ensured compliance with GxP, ITIL, corporate governance standards, validation requirements, and audit controls.
Led internal and external audit support activities, validation documentation, CAPA coordination, and regulatory compliance initiatives.
Drove process standardization, automation, and governance improvements across project delivery functions.
Led application rationalization initiatives resulting in the retirement of more than 50 legacy applications, improving operational efficiency and reducing maintenance costs.
Currently driving Generative AI initiatives to automate project documentation, reporting, knowledge management, and delivery processes.
Facilitated lessons learned workshops and implemented continuous improvement actions to enhance project execution effectiveness.
Andreas W.
Last position:
Freelancer at Infrafibre Networks GmbH
- Determining the current status (planning status / expansion status) of the so-called interpolygon routes
- Preparing an end-to-end project plan for the individual routes, taking active and passive components and activities into account
- Monitoring and controlling plan implementation
- Optimizing the selected network architecture
- Creating network and splice plans
Dmitry T.
Last position:
Web Software Engineer at Freelancer
Third-side integration development (REST: Amazon, OpenAI, Etsy, Shopware, Prestashop, etc)
Performance optimization (Refactoring, SQL analysis)
LMS development and deployment (Moodle)
Cloud deployment automation (Amazon, Azure, Gitlab CI/CD, Docker)
Backend and Frontend development (Laravel, VueJs)
Collaboration with partner-developers (national and international)
Shirtigo GmbH
GRELLARTIG Digital GmbH
velpTEC edutainment GmbH
Nils S.
Last position:
Backend System and Web Client for Replacing Electricity Meters for Energy Suppliers at Freelance
Design and implementation of a system for controlling the complete process of installing, removing, and replacing electricity meters by external service providers for an energy supplier
Automated retrieval of orders and available devices through defined interfaces (e.g. from SAP)
Orchestration of the process steps (assignment of meters, processing of meter data, transfer of updated information back to the source system) through a Spring-Boot backend
Provision of a React-based web client for operational tracking and control of orders, e.g. to continue failed process steps or resend notifications
Bernhard D.
Last position:
Enterprise Architect. And responsible for the cross-functional architecture as well as all domains with a focus on the sales at Süddeutsche Krankenversicherung
Creation of business and technical concepts as well as support for enterprise architecture management as part of the migration to the Adesso standard insurance solutions and the renewal of surrounding systems
Interface definitions
Business analysis and creation of the business concepts for input management and sales
Creation of architecture guidelines and processes
Processing technical and business decisions in the architecture board
Definition of service processes and system management aspects
Creation of the technical target operating model
Creation of an integration architecture for AI/LLMs from the providers Commasoft and Insiders
CommaSoft (Alan) webpages and web services
Insiders for Smartfix based on web services
Creation of a question catalog for a security/regulatory check.
Analysis of threats using threat modeling / STRIDE incl. creation of a set of measures to secure the systems
System environment: Jira, Confluence, Java, Enterprise Architect, VAIT/DORA, KritisV, GDPR, IT ServiceMgmt, Adesso Ecosphere and Insure Health, DoPIX and successor product, SmartFix, SmartFlow, Zabas, Kolumbus, Clarc archive, BiPRO, AI / LLM, MS Azure, AWS, TOM/FMO
Jan G.
Last position:
Master Data Application at confidential
Visualization, search, and maintenance of various types of master data, providing them via a REST API, and implementing a variety of import and export formats.
Implementation, architecture, project management.
Technologies and tools: Angular (Signals, Signal Store, swagger-codegen, standalone components), Java, PostgreSQL, ActiveMQ, JavaScript, Spring Boot (Spring Core, Spring MVC, Spring Data/JPA via Hibernate, Spring Security, Spring Modulith), JUnit, Flyway, QueryDSL, GraphQL, REST API, Node, npm, Maven, SonarQube, GitLab CI/CD pipelines, Docker, Nexus, OpenAPI + Swagger UI, Keycloak, OAuth2, OpenID Connect, IntelliJ IDEA, Jira, Confluence.
Wolfgang B.
Last position:
Freelancer at Self-employed as a freelancer
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Statistics of experts using MariaDB
Aggregated from the professional profiles of matched freelancers.
Experience
21 years (Germany: 20 years)

Position duration
2.9 years (Germany: 2.3 years)

Positions per freelancer
16 (Germany: 15)

Top business areas
Information Technology, Product Development, Project Management

Top industries
Information Technology, Telecommunication, Manufacturing

Certification focus areas
Information Technology, Project Management, Business Intelligence
Bachelor's degree or higher
80% (Germany: 78%)
Master's degree or higher
40% (Germany: 44%)
Doctorate
40% (Germany: 11%)

Certifications per freelancer
7 (Germany: 2)

Most common languages
German, English, Spanish

Speak two or more languages
100% (Germany: 97%)
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 Dusseldorf 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 Dusseldorf using MariaDB
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.
MariaDB 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 (88%)
- Telecommunication (75%)
- Manufacturing (63%)
- Retail (63%)
- Education (38%)
- Chemical (25%)
- Construction (25%)
- Energy (25%)
Please note that freelancers can work across multiple industries, so percentages overlap.
About the technology
MariaDB foundations
MariaDB is an open-source relational database management system that stores structured data in tables and exposes it through SQL. It began as a MySQL-compatible fork and remains familiar to teams using the LAMP stack, while adding its own storage engines, features and release path. It supports transactional workloads, reporting and data-driven applications.
Where it fits
MariaDB runs behind websites, customer portals, commerce systems, internal tools and software products. It is suited to workloads that need dependable transactions, clear relational models and mature operational controls.
- Build schemas for transactional applications
- Store users, orders, content and business records
- Support reporting and operational dashboards
- Migrate compatible MySQL databases
Ecosystem and tooling
Strong MariaDB specialists work across SQL, indexing, views, stored procedures and access control. They use command-line tools, database clients, backup utilities and monitoring systems, and may connect MariaDB with PHP, Python, Java, Node.js or frameworks such as Laravel and Spring. Containers, Linux and cloud infrastructure often surround the database.
When expertise matters
Companies bring in freelance MariaDB professionals when a database has become slow, unreliable or difficult to change safely. They can help during a migration from MySQL, a major application release, a recovery exercise or a move from a single server to a replicated setup. In Dusseldorf, remote collaboration may suit distributed teams, while on-site workshops can help with legacy systems and stakeholder alignment.
- Diagnose slow queries and lock contention
- Review schemas, indexes and execution plans
- Plan backups, restores and replication
- Prepare upgrades with controlled downtime
What strong professionals deliver
A capable specialist starts with workload patterns rather than applying generic tuning advice. They document assumptions, test changes against representative data and define rollback steps. Their deliverables may include a data model, migration scripts, performance findings, backup procedures and clear runbooks for the team that will operate the system.
MariaDB in production
Production quality depends on more than correct SQL. Experts consider isolation levels, connection pools, character sets, permissions, encryption, observability and recovery objectives. They also assess whether MariaDB, MySQL, PostgreSQL or another option fits the workload, then explain the trade-offs in plain language. German and English collaboration can both be useful for teams in Dusseldorf working with international stakeholders.
Frequently asked questions
Before you brief your next project: the most common questions about MariaDB.
MariaDB is used for transactional web applications, content systems, commerce platforms, customer portals and internal business software. It stores structured records and supports SQL queries, reporting and application integrations.
MariaDB started as a MySQL-compatible fork, so many schemas, queries and tools can transfer with limited changes. The products now have different release paths and feature sets, so a specialist should check storage engines, replication, compatibility and support requirements before recommending a migration.
MariaDB can be a strong fit for familiar relational workloads and applications built around the MySQL ecosystem. PostgreSQL may be preferable when advanced data types, complex query behavior or specific extension support are central; the decision should follow the workload rather than brand preference.
A strong MariaDB specialist usually understands Linux, SQL, database security, backups, monitoring and application connectivity. Experience with PHP, Python, Java, Node.js, containers and cloud infrastructure is useful when the database is part of a larger delivery system.
The right MariaDB experience depends on the scope. A schema review may need focused SQL and modeling knowledge, while replication, recovery planning or a high-risk migration calls for proven production operations and careful testing.
Most MariaDB tasks can be handled remotely through secure access, documentation, monitoring data and structured reviews. On-site sessions in Dusseldorf can still help when teams need workshops around legacy infrastructure, incident procedures or application ownership.
Ask a MariaDB professional to explain a real performance diagnosis, migration plan or recovery test without relying on vague claims. Look for clear reasoning about execution plans, indexes, transactions, backups, permissions and measurable acceptance criteria.
A well-run MariaDB environment has an appropriate schema, tested backups, controlled permissions, monitoring and a documented recovery process. Reliable replication, upgrade planning and connection management matter as much as query speed.
The average hourly rate of freelancers in Dusseldorf, Germany who have used MariaDB in their recent projects is 85 €, which corresponds to a daily rate of about 676 € based on an 8-hour working day.
Of the freelancers in Dusseldorf, Germany who have used MariaDB in their recent projects, 80% hold at least a Bachelor's degree, 40% hold at least a Master's degree, and 40% hold a doctorate.
On average, freelancers in Dusseldorf, Germany who have used MariaDB in their recent projects have 21 years of professional experience, with a single engagement typically lasting around 2.9 years.
The most common languages among freelancers in Dusseldorf, Germany who have used MariaDB in their recent projects are German (100%), English (100%), and Spanish (13%).
The most common industries among freelancers in Dusseldorf, Germany who have used MariaDB in their recent projects are Information Technology (88%), Telecommunication (75%), and Manufacturing (63%).
The most common business areas among freelancers in Dusseldorf, Germany who have used MariaDB in their recent projects are Information Technology (100%), Product Development (100%), and Project Management (75%).
Main locations of FRATCH Experts, who have recently used MariaDB
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.
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