Object-Oriented Programming Experts in Essen
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Meet FRATCH Experts in Essen, who have recently used Object-Oriented Programming
Fadi S.
Last position:
AI-Engineer at Recruitment Agency
- Design, development, and productive rollout of an Enterprise HR Copilot based on Microsoft Copilot Studio to automate internal HR processes
- Development of an AI-supported assistant for answering employee inquiries based on a SharePoint knowledge base and internal company HR documentation
- Integration of the Copilot into Microsoft Teams, including welcome logic, user guidance, and role-based routing
- Automation of HR processes and approval workflows with Microsoft Power Automate to reduce manual processing steps
- Development of realistic HR documents and response templates with Azure OpenAI, taking business requirements and consistent company policies into account
- Implementation of prompt strategies, knowledge management, and response optimization to improve response quality and user acceptance
- Close collaboration with business departments to analyze requirements and integrate the AI solution into existing company processes
Technologies:
Microsoft Copilot Studio, Microsoft Teams, Azure OpenAI, SharePoint, Power Automate, Power Platform, Microsoft 365, Prompt Engineering, Workflow Automation
Markus M.
Last position:
Project Manager: Engineering Excellence at EnBW Energie Baden-WĂĽrttemberg
- Evaluation and further development of Engineering Excellence initiatives as part of the “Digital First” program
- Validation of efficiency, productivity, and cost-saving potential in the Software Development Lifecycle (SDLC)
- Organization-wide analysis of the use of Generative AI in the Software Development Lifecycle (SDLC)
- Evaluation of optimization measures in the areas of product management, delivery, developer experience, metrics, and quality assurance
- Comparison of the target vision “Next Level Architecture (NLA)” with regard to organizational design, governance model, and scalability
- Identification of structural bottlenecks in the delivery organization and development of alternative optimization approaches
- Preparation of decision-making and management documents for division management and the Executive Board to evaluate efficiency potential and transformation measures
Skillset: Engineering Excellence, Operating Model Design, Generative AI, AI in SDLC, SAFe, DevOps, Software Delivery Metrics, Value Streams, Team Topologies, Domain Driven Design, Azure DevOps, Jira, Confluence, Management Reporting, Business Case Assessment
Andreas A.
Last position:
IT-Application Manager at IHK-GfI
- Gathering, analyzing, specifying, and prioritizing requirements for the 'Archive and Delete' module of the Chambers of Industry and Commerce in a Scrum team
- Capturing and specifying screen/form designs, functionality, and data types in Confluence, as well as creating user stories in Jira
- Preparing PowerPoint presentations for the 'Archive and Delete' module
- Coordinating and supporting the Chambers of Industry and Commerce in the implementation of the module
- Writing SQL scripts for an Oracle database
- Technologies used: Scrum, Confluence, Jira, MS Office, Postman, JavaScript, REST API, JSON, DBVisualizer, SQL
Kamal T.
Last position:
Design and development of a requirements verification tool based on the INVEST principle at Ranasoft Internet Technologies
- Design of requirement verification based on the INVEST principle
- Implementation of the prediction model with scikit-learn and BERT
- Implementation of the web client with ReactJS and FastAPI
- Adaptation of the T5 model to improve user story generation according to the INVEST framework
- Certification of NLP and scikit-learn
- Technologies: Python, NLP, Scikit-Learn, BERT, T5, ReactJS, FastAPI, Cursor Visual Paradigm, Visual Studio, Draw.io, NSIS, vite, Electron
Hamza S.
Last position:
Software Developer at WaslSign
- Designed and implemented the system architecture for scalable document workflows, improving stability and performance.
- Optimized the login flow with TOTP-based MFA, reducing complexity and login time by 35%.
- Built secure backend APIs for document upload, signing, and management.
- Developed encrypted file handling with AWS S3 pre-signed URLs, ensuring GDPR-compliant data protection.
- Implemented JWT-based role authentication, strengthening access control and overall platform security and reducing code and database complexity.
- Optimized database queries and caching using ORM, reducing API response time by 40%.
- Integrated real-time webhook updates, enhancing workflow transparency and user experience.
Christian F.
Last position:
Deutsche Post DHL Group
- Leadership development training
- ITIL
- Prince2
Discover over 15,000 top freelancers
Statistics of experts using Object-Oriented Programming
Aggregated from the professional profiles of matched freelancers.
Experience
18 years (Germany: 22 years)
Position duration
1.2 years (Germany: 3.2 years)
Positions per freelancer
12 (Germany: 15)
Top business areas
Information Technology, Product Development, Business Intelligence
Top industries
Banking and Finance, Information Technology, Healthcare
Certification focus areas
Information Technology, Project Management, Business Intelligence
Bachelor's degree or higher
100% (Germany: 89%)
Master's degree or higher
100% (Germany: 61%)
Certifications per freelancer
7 (Germany: 3)
Most common languages
German, English, Urdu
Speak two or more languages
83% (Germany: 95%)
Based on our profile pool as of 16 Oct 2026.
Daily rate distribution
The chart shows how the daily rates of experts in this technology in Essen 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 Essen using Object-Oriented Programming
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 16 Oct 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
Object-Oriented Programming experts industry focus
See which industries our matched freelancers work in most often — every figure is calculated live from the freelancers on FRATCH.
- Banking and Finance (83%)
- Information Technology (83%)
- Healthcare (67%)
- Retail (67%)
- Education (50%)
- Professional Services (50%)
- Automotive (33%)
- Chemical (33%)
Please note that freelancers can work across multiple industries, so percentages overlap.
About the technology
Core principle
Object-Oriented Programming, often called OOP, structures software around objects that combine data with the operations that use it. Classes define shared behavior, while encapsulation protects internal state and inheritance or composition supports reuse. The approach helps teams model complex business domains in a clear, maintainable way.
What it builds
OOP is used for long-lived software where rules, workflows and domain entities evolve over time. It supports backend services, desktop applications, mobile products, embedded systems, games and enterprise platforms. Common deliverables include application features, domain models, APIs, integrations and refactored legacy components.
- Business applications with complex workflows
- Java, C# or C++ services and application layers
- Reusable libraries, frameworks and SDKs
- Tests, interfaces and maintainable domain models
Ecosystem and tools
Strong OOP practice connects language features with a wider engineering ecosystem. Professionals may work with Java and Spring, C# and .NET, C++ toolchains, Python classes, Kotlin or TypeScript. They also use version control, build pipelines, package managers, testing frameworks, static analysis and design documentation.
When expertise helps
Companies bring in freelance specialists when a codebase has become difficult to change, a product needs a new domain model, or an existing system must be extended without disrupting users. In Essen, this can support industrial, logistics, energy, retail and business software teams working on-site, remotely or in a hybrid setup. Clear English and, where needed, German communication helps align technical and operational stakeholders.
- Untangle tightly coupled classes and unclear responsibilities
- Introduce interfaces, composition and testable boundaries
- Modernize legacy applications without rewriting everything
- Review architecture before a major feature release
Quality signals
A strong professional chooses composition over unnecessary inheritance and keeps each class focused on a clear responsibility. They can explain trade-offs, write tests that protect behavior, and improve design without adding needless abstraction. Look for practical experience with profiling, debugging, code reviews and gradual refactoring, not only familiarity with syntax.
Working together
Successful projects start with a shared understanding of the domain, current constraints and expected deliverables. Freelance experts can map existing classes, document key decisions and establish coding standards before implementing changes. Remote collaboration works well when repositories, tickets, reviews and technical discussions are transparent; on-site sessions can help when teams need close discovery or workshop support.
Frequently asked questions
Everything clients usually want to know about Object-Oriented Programming, in one place.
Object-Oriented Programming is used to structure software around objects that represent data and behavior. It is common in enterprise applications, backend services, desktop software, mobile products, games and embedded systems where a clear domain model supports ongoing change.
OOP organizes behavior around objects, state and relationships, while functional programming emphasizes pure functions, immutable data and composition. The right choice depends on the language, domain and team, and many modern systems combine both approaches.
An OOP specialist should understand software architecture, automated testing, databases, APIs, version control and code review. Experience with a relevant ecosystem such as Java and Spring, C# and .NET, or C++ tooling is also valuable.
The right level for an Object-Oriented Programming project depends on its scope and risk, not a fixed number of years. A small feature may need a focused specialist, while a legacy modernization or domain redesign calls for someone who can assess architecture, plan incremental changes and guide the wider team.
OOP work is well suited to remote collaboration through shared repositories, issue tracking, code reviews and technical workshops. Essen-based companies may combine remote delivery with on-site sessions when domain discovery, stakeholder alignment or close team support is important.
Assess an OOP professional by asking how they manage responsibilities, dependencies, state and change in a real codebase. Review examples of tests, refactoring decisions and architectural trade-offs, and use a practical discussion rather than judging familiarity with isolated design patterns.
Object-Oriented Programming remains relevant for systems with rich domain rules, long-lived components and teams working across clear boundaries. It is not automatically the best fit for every service, so a strong specialist should explain when functional, procedural or simpler modular design would be more suitable.
An OOP freelancer should identify coupling, unclear responsibilities, inheritance problems, missing tests and risky dependencies. A useful review ends with prioritized findings, practical refactoring steps and recommendations that fit the product's technology, delivery process and business constraints.
The average hourly rate of freelancers in Essen, Germany who have used Object-Oriented Programming in their recent projects is 78 €, which corresponds to a daily rate of about 628 € based on an 8-hour working day.
Of the freelancers in Essen, Germany who have used Object-Oriented Programming in their recent projects, 100% hold at least a Bachelor's degree and 100% hold at least a Master's degree.
On average, freelancers in Essen, Germany who have used Object-Oriented Programming in their recent projects have 18 years of professional experience, with a single engagement typically lasting around 1.2 years.
The most common languages among freelancers in Essen, Germany who have used Object-Oriented Programming in their recent projects are German (100%), English (83%), and Urdu (33%).
The most common industries among freelancers in Essen, Germany who have used Object-Oriented Programming in their recent projects are Banking and Finance (83%), Information Technology (83%), and Healthcare (67%).
The most common business areas among freelancers in Essen, Germany who have used Object-Oriented Programming in their recent projects are Information Technology (100%), Product Development (100%), and Business Intelligence (67%).
Main locations of FRATCH Experts, who have recently used Object-Oriented Programming
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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Hamburg 
Munich 
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Frankfurt 
Stuttgart 
Dusseldorf 
Dortmund 
Nuremberg Request a free demo
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Philipp Thomaschewski
FRATCH CEO
