Ruby Experts in Frankfurt
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Meet FRATCH Experts in Frankfurt, who have recently used Ruby
Khaled Teilab
Last position:
Consultant / DevOps Engineer at Dr. Ing. h.c. F. Porsche Aktiengesellschaft
- Porsche ID is a unified digital identity platform providing secure authentication and seamless access across Porsche’s online services, mobile apps, and connected vehicle features
- Designed and implemented new authentication and authorization functionalities for both users and systems
- Ensured high availability, security, and performance to deliver a flawless digital experience for Porsche customers
- Technologies: Auth0, Angular, Tailwind, AWS, Terraform, Github
- Methodologies: Scrum and SAFe
Tan Pham
Last position:
DevOps Engineer in the DevOps Team at Rise-World
- Implementation of specified DevOps solutions to automate infrastructure (Terraform, Bicep, CloudFormation, Ansible) on-premises datacenter (Ovirt, Proxmox, Ceph Cluster, MinIO) and private cloud.
- Administration, configuration and implementation of CI/CD DevOps pipelines (GitLab, GitFlow) to support development process (Artifactory, Prometheus, Istio, service mesh, Helm Chart, OpenShift (Red Hat Enterprise) / Kubernetes cluster), Red Hat Satellite.
- Administration, setup, monitoring and patching of Linux infrastructure based on Red Hat Enterprise for Dev, Test and QA.
- Use of Scrum and Kanban methods.
- Administration, configuration and implementation of security standards for deploying on Dev, Test, QA and Prod stages of the new ePA applications.
- Development of new plugins and add-ons needed on current infrastructure.
- Database support.
- Data analytics support (Python, Spark, Pandas, Power BI, Splunk Enterprise).
- Implementation of best practices for DevSecOps and BizDevOps using GitOps (ArgoCD), Streamlit framework, Semaphore Ansible UI.
- Configuration and testing of iperf, uperf, sysbench using benchmark-operator for external source data and IoT/MDM devices, creating reports via ELK / OpenSearch.
- Building a new Databricks platform to collect and analyze big data from different sources and IoT devices into Hadoop framework (Python, Pandas, PySpark, Power BI, Apache Airflow).
- Building backend data aggregation and processing to automate configuration deployment between different OpenShift clusters and big data framework (Python, Pandas, PySpark, Apache Spark, PostgreSQL, Django 2, Ansible Automation, Jira JSM).
- Building a new ML pipeline platform using Kubeflow, TensorFlow, KServe.
- Data extraction, transformation and loading from different data sources including structured and unstructured data to analytic DWH / big data cluster using Python, Pandas, Polars, Power BI, Django backend and PostgreSQL.
- Setup of new DevOps Test and QA HashiCorp Vault cluster for PKI and IAM.
- Configuration and testing of automated patching based on CVSS score, SIEM-integrated CVEs.
- Use of Nexpose and InsightVM to scan vulnerability events in network, host, container and application.
- Design and implementation of secure and scalable AWS architectures including VPC, EC2, S3, RDS and Route53 and similar setups on Azure and GCP.
- Automated system provisioning and deployment using CloudFormation templates.
- Configuration of IAM roles, policies and permissions to ensure secure access control.
- Patch management, backup automation and disaster recovery setup on AWS infrastructure.
- Monitoring and optimization of system performance using AWS CloudWatch and AWS Trusted Advisor.
- Support of VMware services (vSphere, Aria, Horizon) and the virtual desktop environment.
- Development and maintenance of CI/CD pipelines using Jenkins, GitLab CI/CD and AWS CodePipeline with interface to Nutanix.
- Configuration of AWS CloudWatch to monitor application performance and system events.
- Planning and execution of migration of on-premises applications to AWS cloud platforms.
- Deployment of containerized applications using Docker and Kubernetes in AWS environments.
- Deployment of internal software packages between availability zones using AWS CodeDeploy.
- Building and deploying ML models using Scikit-learn, XGBoost and Spark MLlib including hyperparameter tuning, model evaluation and production deployment.
Timur Yalcin
Last position:
Lead Frontend Developer | Fullstack Developer at Finanz Informatik
- Further development of an application for managing personnel changes.
- Development of frontend and backend.
- Implementation of the frontend with React and Material UI.
- Implementation of the backend with Java and Spring Boot.
- Use of React, Java, Spring, TypeScript, next.js, Material UI, Github Enterprise, Figma, Docker, Playwright, swagger, swagger UI, OpenAPI, npm, yarn, git.
Pascal Schuster
Last position:
Full-Stack Engineer at Playbook Digital, Inc
- Work in a rapidly moving environment on scalable and performant organizational features for a growing SaaS creative storage & digital asset management startup
- Optimization of data storage and retrieval routines in hot code paths across a containerized microservice architecture
- Implementation of new feature packages in a largely independent and self-sufficient manner, down the stack; design of both backend architecture and frontend UIs in the absence of templates, mock-ups, or other guide rails
- Autodidactic onboarding, rapid learning and subsequent productive application of technologies I was previously fully unfamiliar with (Ruby/Rails)
Rohith Radhakrishnan
Last position:
Senior Software Engineer at Clark GmbH
- Upgraded Ruby from 2.7 to 3.1, boosting application performance by 30% and reducing technical debt.
- Integrated Zendesk Messenger into the customer support platform, streamlining communication workflows and increasing support efficiency by approximately 25% through faster response times and improved issue resolution.
- Orchestrated the migration of 65,000+ Schutzklick customer records to a new cloud platform, achieving zero downtime and accelerating data access speeds by 40% for internal teams.
- Implemented JumpCloud SSO for 500+ admin users, strengthening platform security and access control.
- Conducted k6 load testing, enabling the platform to support 10,000+ concurrent users without degradation.
Robert Barisic
Last position:
Lead Developer & Consultant at BIOCOM AG
Solo full-stack developer for upgrading a Rails 4 legacy application to Rails 7, including deployment setup via Capistrano and NGINX configuration
Delivered a custom admin dashboard with ChartJS reports, PDF generator and CSV batch importer via Administrate
Implemented new features for reporting, import, data management and GDPR compliance, redesigned core components
Moritz-Carl Bugiel
Last position:
International Head of Business Development at Fitvia GmbH
- Overall responsible for marketing and implementing the omnichannel strategy (including P&L)
- Disciplinary and professional management of 25 employees (5 direct reports)
- Set up and developed Amazon as a sales channel (FBA)
- Identified and negotiated with B2B sales partners
- Planned and executed the grocery retail strategy, including placing displays in various Rewe stores
Alexander Tyulenev
Last position:
Solution Architect at SyroCon AG
- Participation in various management and automation project activities to prepare IoT PoC and Terraform automation in AWS
- Preparation for the Solution Architect Professional certification
Frank Mueller
Last position:
Web3 accelerator participant co-founder at Blockchain Founders Group
- Co-founder in stage 2 of Web3 accelerator
- Secured EUR 20 000 funding
Doğan Can Uçar
Last position:
E-Commerce Developer at The Quality Group
Backend development for shops related to the “ESN” and “More Nutrition” shops
Technologies included: PHP, Symfony 6, Bref, AWS (SQS, Lambda), Terraform, Akeneo API
Discover over 15,000 top freelancers
Statistics of experts using Ruby
Aggregated from the professional profiles of matched freelancers.
Experience
19 years (Germany: 18 years)
Position duration
2.1 years (Germany: 3.1 years)
Positions per freelancer
18 (Germany: 12)
Top business areas
Information Technology, Product Development, Project Management
Top industries
Information Technology, Banking and Finance, Education
Certification focus areas
Information Technology, Project Management, Business Intelligence
Bachelor's degree or higher
100% (Germany: 91%)
Master's degree or higher
67% (Germany: 54%)
Doctorate
17% (Germany: 5%)
Certifications per freelancer
4 (Germany: 2)
Most common languages
German, English, Arabic
Speak two or more languages
100% (Germany: 99%)
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 Frankfurt 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 Frankfurt using Ruby
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
Ruby at a glance
Ruby is a general-purpose language known for readable code and fast delivery. It is often used for web products, internal tools, automation, and service layers that need clear structure and steady change over time.
Typical work
- Ruby on Rails applications and APIs
- Background jobs, scripts, and data tasks
- Integrations with payment, search, and messaging services
- Test coverage, refactoring, and maintenance
Tooling and ecosystem
Strong Ruby professionals work comfortably with Rails, Rack, Bundler, RSpec, Sidekiq, and common database tools. They also understand gems, dependency updates, error tracking, and how to keep older code stable while shipping new features.
When freelance help matters
Companies bring in freelance Ruby specialists when deadlines are tight, legacy code needs attention, or an internal team needs extra capacity. In Frankfurt, this is especially useful for product teams that need clear remote collaboration but still want someone who can join workshops on site when needed.
What strong specialists do
Good Ruby experts write simple code, explain trade-offs, and leave systems easier to maintain. They know how to spot slow queries, reduce coupling, improve tests, and keep Rails code organized without overcomplicating the stack.
Hiring signals
Look for specialists who have worked on shipped Ruby systems, not just sample apps. Strong signs include clean commit history, practical testing habits, safe upgrades, and experience with production debugging, review work, and handover.
Frequently asked questions
Not sure where to start with Ruby? These answers cover the essentials.
Ruby is often used for web applications, APIs, internal tools, automation scripts, and services built with Rails. Teams like it when they need clean code and fast iteration without a heavy framework setup. It also fits maintenance work on existing systems that need careful changes.
Choose Ruby when readability, rapid delivery, and a mature web ecosystem matter more than low-level control. It is often compared with Python, JavaScript, or PHP for product work. The best choice depends on the existing stack, team skills, and how much framework structure you want.
Ruby is the language, while Ruby on Rails is the best-known web framework built on top of it. Many companies search for Rails experience when they really need help with Ruby web applications. A strong specialist should understand both the language and the framework conventions.
A strong Ruby specialist usually knows Rails, SQL, HTML and CSS basics, API design, testing with RSpec, and background jobs with Sidekiq or similar tools. Experience with PostgreSQL, Redis, and cloud deployment is also valuable. For older systems, reading and improving legacy code matters just as much.
A good Ruby freelancer can start with a codebase review, a short architecture walkthrough, and access to the main backlog or bug list. They do not need a long ramp-up if the scope is clear. They do need direct access to someone who knows the product and release process.
Most Ruby work can be done remotely because the tasks are code, tests, and reviews. On-site time in Frankfurt helps for kickoffs, workshops, and sensitive handovers, especially with product or operations teams. Many projects work best with a mixed setup.
Look at how the Ruby specialist thinks about tests, clarity, and long-term maintenance. Strong work usually shows in readable code, careful refactoring, stable deployments, and practical answers about trade-offs. Ask for examples of production issues they fixed, not just features they built.
A Ruby project often involves reading existing code, improving tests, and working in a codebase that has grown over time. Freelancers should expect clear communication about release steps, review standards, and which parts of the system are most sensitive. In Frankfurt-based teams, English is often enough, but local collaboration can vary by company.
The average hourly rate of freelancers in Frankfurt, Germany who have used Ruby in their recent projects is 96 €, which corresponds to a daily rate of about 767 € based on an 8-hour working day.
Of the freelancers in Frankfurt, Germany who have used Ruby in their recent projects, 100% hold at least a Bachelor's degree, 67% hold at least a Master's degree, and 17% hold a doctorate.
On average, freelancers in Frankfurt, Germany who have used Ruby in their recent projects have 19 years of professional experience, with a single engagement typically lasting around 2.1 years.
The most common languages among freelancers in Frankfurt, Germany who have used Ruby in their recent projects are German (100%), English (100%), and Arabic (10%).
The most common industries among freelancers in Frankfurt, Germany who have used Ruby in their recent projects are Information Technology (100%), Banking and Finance (70%), and Education (50%).
The most common business areas among freelancers in Frankfurt, Germany who have used Ruby in their recent projects are Information Technology (90%), Product Development (90%), and Project Management (60%).
Main locations of FRATCH Experts, who have recently used Ruby
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 Request a free demo
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Philipp Thomaschewski
FRATCH CEO
