DSL Experts in Germany
matched in minutes from over 15,000 CVs with the power of AI.Hire experts who plan DSL access, tune ADSL and VDSL links, and troubleshoot copper-line performance, ISP handovers, and modem setups. Get fast, precise matching with vetted, available freelancers.
Meet FRATCH Experts in Germany, who have recently used DSL
Matthias Spiller
Last position:
Software Developer and Consultant at CLADE GmbH
- Analysis of the existing CAN communication between microcontrollers
- Analysis of the sensors used and the measured values collected
- Planning the CAN messages for transmitting the measured values
- Iterative adjustment of the microcontroller code to the new CAN messages
- Cross-compilation from x64 to arm64
Karlheinz Götz
Last position:
Consultant / Test Analyst / Supporter at Insurance office, Spaichingen
Project: Process optimization & IT support in an insurance broker office.
Project activities:
- Analysis of processes and definition of requirements
- Consulting for the implementation of a cloud solution (soho)
- Installation and verification of new infrastructure HW
- Cloud installation & configuration
- Definition and creation of use cases
- Performing user acceptance tests (UAT)
- User training / training
- IT support (cloud, PC, server, printer, network)
Label: Insurance, infrastructure, configuration, training, support
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.
Gerhard Kolar
Last position:
Senior Project Manager and Construction Manager at HENSOLDT Optronics GmbH
- Building the data center in Oberkochen (defense area)
- Planning the fiber optic ring, simulation of Wi-Fi coverage
- Cable routing plan for WAN and LAN cables for office and production (infrastructure)
- Adaptation of the SAP system (R3) for the Oberkochen site (software)
- IT transformation of the SAP system to SAP HANA
- Planning network infrastructure and server technologies in the SAP environment
- Pré-sales support and setting up change management
- Independent coordination of utilities according to time, budget and quality
- Mapping the project in MS Project and SERVICENow
- Development and design of hardware and software
- Demand management and portfolio management
- Building a risk register and migration plan
- Preparation of payment-supporting documents in coordination with the responsible finance and commercial functions
- Budget: 5 Mio. - 34 FTE
Stefan Fröhlich
Last position:
Managing Partner & Co-Founder at IMPLENEX
- Founded, built, and scaled a management consultancy for go-to-market, growth, and digital transformation
- End-to-end brand building: CI/CD, website, and social media presence as a consistent digital footprint
- Built a B2B marketing & sales funnel incl. CRM for structured lead generation
- Developed and built a service portfolio & verticals: including an AI Board for strategic GenAI classification as well as a go-to-market/growth vertical for the food industry
- Built a partner network for co-delivery
- Acquired, onboarded, and delivered consulting engagements
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)
Cornelius Höfig
Last position:
Solution Architect at STIHL
- Remodeling of the system architecture for an Azure-based platform aimed at rapid development of new functionalities
- Modeling of a staging concept for the fulfillment of diverse customer and QA needs
- Creation of requirements for, and oversight of, a proof-of-concept supplier project for a Flutter app with highly advanced BLE functionalities
- Comparison of multiple observability platforms for feasibility and requirements fit within the project environment
- Creation of a mobile app architecture based on domain-driven architecture
- Position of technical advisor and accountable solution architect for two development teams
- Execution of architecture reviews and alignment of changes with architectural expectations
- Skills & Technologies: Microsoft Azure , App Services, NodeJS Mono-repository, microservice architecture, domain driven design, self contained systems, requirements engineering, CI/CD, DevOps, API design, solution architecture
Abhiroop Basu
Last position:
Software Engineer III at Foundry Digital
- Developed and deployed microservices in Kotlin and Spring Boot, integrated AWS Secrets Manager to secure credentials and decreased network calls using Spring cache.
- Refactored Kafka consumer using Spring Kafka with semaphore-based backpressure to cap records and keep heap memory stable under spikes; switched to batch upserts to cut down on database invocations; added Testcontainers integration tests for Kafka and database to pave the way for future changes.
- Automated the financial reconciliation workflow in Spring Boot (Kotlin) using Spring Scheduler, transactional boundaries, JPA/Hibernate on MySQL, and Flyway migrations, saving the accounts team 16+ hours per week.
- Designed and dockerized payments end-to-end test framework in Robot (Python) with reusable keyword libraries and profiles; integrated with GitLab CI (JaCoCo XML and HTML reports) to accelerate releases and lift code coverage to 80%.
- Implemented end-to-end observability on Datadog by instrumenting services with Datadog APM, correlating metrics and logs, provisioning dashboards, and creating monitors with burn-rate alerts and anomalies to harden reliability and give stakeholders clear visibility.
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.
Andreas Fischer
Last position:
Project Manager & Portfolio Owner for Infrastructure (Automotive) at MHP Management- und IT-Beratung GmbH
- Overall coordination of service providers for all infrastructure topics at a production site being set up in Baden-Württemberg
- Design and finding solutions for internet connectivity, building office communication networks, setting up WLAN in production and administration buildings, IP address management, password policies, time tracking, access control systems, backup strategies, emergency power planning, operating concepts, cost planning, event management, workplace setup including laptop/mobile phones/telephony, remote support, print servers
- Selecting suitable external service providers and planning to meet needs for spare parts, repairs, on-site service, network and workplace support including on-site system replacement by providers
- Choosing suitable external service providers for facility management and building technology (fiber optic connections, data center infrastructure, cable ducts etc.)
- Coordination with clients and service providers
- Escalation management, schedule control
- On-site presence for service meetings and managing service providers
Daniel Knirsch
Last position:
Project planning and implementation of a 95 kWp PV system at Asset management company
- Analysis of technical and economic feasibility
- Creation of a detailed project plan including time and resource management
- Requesting and evaluating offers, selecting components, and managing suppliers
- Coordination of all involved trades (e.g. electricians, installation companies)
- Monitoring the construction work and ensuring deadlines, budgets, and quality standards are met
- Acceptance and commissioning of the PV system including documentation
- After project completion: optimizing monitoring and supporting grid connection
Nick Reichardt
Last position:
IT Onside Support at Public Administration
- Mobile Device Management (MDM) for iOS devices (iPads, iPhones)
- Management, configuration and rollout of policies, apps and security measures
- eSIM setup & management as well as management of mobile plans and contracts
- User management (create, block, delete) in the SecurePIM security solution
- Device registration, preparation and setup of devices with Windows 10/11 and peripherals
- 1st & 2nd level support and handling of IT requests via the ticket system
- Troubleshooting, fault isolation and repair of devices
- Creating and maintaining guides, training new users and handling user questions
Martin Moser
Last position:
Test automation for trading software at Martin Moser IT Consulting GmbH
- Set up GUI test framework for testers and developers to easily create GUI tests
- Implemented automated GUI tests with QF-Test for stock trading software and PDF file comparisons
- Created comparison runs between different versions
Used technologies: QF-Test, Java, Jython
Christoph Reiche
Last position:
IT Consultant at Augusta Solutions
- Successfully certified as Professional Scrum Master (PSM I)
- Further training in AI trends, prompt engineering, and tools (ComfyUI, SD3.5, Flux, Loras)
- Market analysis for the strategic realignment of the service portfolio
Wolfgang Tomaschek
Last position:
Overall Project Manager at itzbund
Project content: The use of “Generative Pretrained Transformer” technologies (GPT) will massively change the world of work in the coming years. ITZBund is developing a base service for this, which can be used by its 200 customers. This base service is offered as an on-prem and a cloud variant. Started in 12/23, from 05/24 productive systems (based on MVP) could already be rolled out and operated successfully for several agencies and federal ministries.
Project metrics:
- Budget in 2024 approx. €20M
- approx. 70 people in the core project context
- regular (indirect) contact with approx. 80 people in the wider project environment
My main tasks:
- Overall responsible external project manager
- Project definition phase/project setup and establishment of the project organization
- Strategic and operational project planning, as well as shaping and ongoing adjustments of the project
- Ongoing coordination with project owners and stakeholders in ITZBund
- Ongoing coordination with subproject managers, agile roles and other project staff
- Responsibility for project controlling, quality management, risk management and change management
- Responsibility for providing the base service on on-prem and cloud environments and its continuous development
- Planning and leading several hypercare phases
- Collaboration and ongoing coordination with a partner project of a federal ministry and provision of an MVP
- Coordination with agile teams
- Coordination with operations, release and deployment
- Responsibility for the implementation of the first customer projects
- Responsibility for creating an AI governance
- Ensuring accessibility (BITV)
- Responsibility for setting up a subproject for marketing activities
- Support in building an efficient proposal process
- Stakeholder management
Methodology:
- V-Model XT ITZBund
- Scrum
Tools used:
- Microsoft Office, Skype, MS Project, Confluence, Jira, SharePoint, Miro
Discover over 15,000 top freelancers
Statistics of experts using DSL
Aggregated from the professional profiles of matched freelancers.
Experience
25 years
Position duration
2.4 years
Positions per freelancer
15
Top business areas
Information Technology, Project Management, Product Development
Top industries
Information Technology, Telecommunication, Banking and Finance
Certification focus areas
Information Technology, Project Management, Product Development
Bachelor's degree or higher
79%
Master's degree or higher
40%
Doctorate
5%
Certifications per freelancer
3
Most common languages
German, English, French
Speak two or more languages
97%
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 DSL
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
DSL basics
DSL, or Digital Subscriber Line, carries broadband data over copper telephone lines. It is still used for internet access where fiber is not available or where existing line infrastructure must stay in service.
Where it fits
Companies bring in DSL specialists for access networks, branch connectivity, and legacy line migrations. Common work includes:
- ADSL and VDSL rollout support
- modem and router setup
- line tests and signal checks
- handover to ISP or carrier teams
Ecosystem
Strong professionals know the full access chain: copper pair quality, splitters, CPE devices, DSLAMs, and provider-side provisioning. They also understand how DSL behaves with noise, distance, and line contention.
Typical tasks
They diagnose sync drops, poor throughput, and unstable latency. They also configure customer premises equipment, document line parameters, and coordinate fixes between field service, carrier support, and internal IT.
When to hire
Bring in freelance expertise when a rollout stalls, a migration from ADSL to VDSL needs careful coordination, or a site keeps losing service. In Germany, this is common where offices, retail sites, and industrial locations still rely on mixed access networks.
What good specialists deliver
The best DSL professionals work methodically and read the line data before changing settings. They can explain trade-offs clearly, keep service interruptions low, and leave behind clean documentation that helps future support teams.
Frequently asked questions
What clients ask us most about DSL — answered in short.
DSL is used to deliver internet access over copper telephone lines. Companies still rely on it for branch offices, temporary sites, and locations that are not yet on fiber. It is often part of access network work, provider handovers, and legacy connectivity support.
DSL is usually easier to deploy where copper already exists, but performance depends more on line quality and distance. Fiber is faster and more stable, while cable is a different shared-access model. Many companies use DSL when they need practical coverage rather than the newest last-mile option.
A strong DSL specialist troubleshoots sync issues, low throughput, packet loss, and unstable connections. They also configure modems, routers, and CPE devices, then verify that the line parameters match the service profile. In larger environments, they may coordinate with carrier teams and internal network staff.
The best Digital Subscriber Line professionals usually know networking, IP routing, Wi-Fi, and basic carrier operations. They should also be comfortable with line diagnostics, ticket handling, and hardware setup. If the project includes site visits, good field communication skills help a lot.
Hire DSL expertise when you need fast help with a rollout, a migration from ADSL to VDSL, or a stubborn line fault. Freelancers are also useful when internal teams know the network layer but not the access layer. This is common in Germany for distributed offices and mixed legacy environments.
Much of DSL support can be done remotely if the modem, line stats, and provider data are available. Remote work is useful for analysis, configuration review, and handover support. On-site help is still better when the copper pair, local wiring, or hardware replacement needs physical access.
Look for ADSL or VDSL experience, clear troubleshooting steps, and good documentation habits. A solid specialist explains why a line is unstable instead of only changing settings. They should also know when the issue is in the local network, the carrier handoff, or the customer equipment.
Yes, DSL still matters when existing copper infrastructure has to stay in use or when fiber is not yet available. Many new projects involve migration, backup connectivity, or support for sites with mixed access options. The right specialist helps you keep service stable while planning the next step.
The average hourly rate of freelancers in Germany who have used DSL in their recent projects is 103 €, which corresponds to a daily rate of about 822 € based on an 8-hour working day.
Of the freelancers in Germany who have used DSL in their recent projects, 79% hold at least a Bachelor's degree, 40% hold at least a Master's degree, and 5% hold a doctorate.
On average, freelancers in Germany who have used DSL in their recent projects have 25 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 DSL in their recent projects are German (100%), English (97%), and French (29%).
The most common industries among freelancers in Germany who have used DSL in their recent projects are Information Technology (88%), Telecommunication (65%), and Banking and Finance (43%).
The most common business areas among freelancers in Germany who have used DSL in their recent projects are Information Technology (97%), Project Management (81%), and Product Development (75%).
Main locations of FRATCH Experts, who have recently used DSL
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 
Munich Request a free demo
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Philipp Thomaschewski
FRATCH CEO
