PostgreSQL Experts in Essen
in minutes with vetted specialists and precise AI matchingHire experts who design PostgreSQL schemas, tune queries and indexes, and keep backups, replication, and upgrades stable. For teams in Essen and across Germany, this means solid database work without long hiring cycles, matched fast with vetted, available freelancers.
Meet FRATCH Experts in Essen, who have recently used PostgreSQL
Alwin G.
Last position:
IT Interim Manager & AI Strategist
- AI product development: Design of an AI-supported GRC platform to automate compliance processes.
- AI expertise: Strategic deepening in Agentic AI and GenAI as a core asset for modern IT governance
- IT interim management and strategic consulting
Fadi Shoaa
Last position:
Development of a production-ready Enterprise Document AI & Recommendation Platform at Freelancer
- Development of a production-ready Enterprise AI solution for the automated processing of invoices and business documents
- Integration of Azure AI Document Intelligence and LLM technologies into existing business processes
- Development of robust REST APIs for automated document processing and system integration
- Extraction, validation, and storage of structured invoice data in Azure SQL as a base for analytics and machine learning models
- Development of an AI-based recommendation engine with machine learning and deep learning to generate personalized product recommendations based on historical purchase data
- Implementation of logging, monitoring, error handling, and validation mechanisms for stable production use
- Collaboration with business teams to define business rules and integrate the solution into existing enterprise processes
Technologies: Python, Azure AI Document Intelligence, Azure OpenAI, Azure SQL Database, REST APIs, Machine Learning, Deep Learning, OCR, Pandas, JSON, Workflow Automation
Boris Solos
Last position:
Generalist expert for software development at Mercor
- Training the AI models, evaluating images and texts for UI/UX, turning the provided data into insights via OpenAI Feather as part of the machine learning workflow
Technologies: OpenAI Feather
Daniel Arnan
Last position:
Sales Development Representative (SDR) at TenderFlow GmbH
- Acquires new B2B customers for an AI SaaS startup in the public tendering space and books product demos with IT decision-makers.
- Qualifies target customers based on a defined ideal customer profile, including discovery, needs analysis, and objection handling.
- Builds domain knowledge in public procurement (EVB-IT, German and EU tender portals) for technical discussions at eye level.
Sarvesh Lunia
Last position:
Data Analytics for Renewable Energy Integration at Harz University
- Created data pipelines and visualization tools to support sustainable energy decision-making
- Developed insights that could optimize renewable energy deployment and grid integration strategies
Laurin Hagemann
Last position:
Software Architect (Freelance) at Care4Sure
- Delivered MVP-focused full-stack architecture for a health-sector client: Vite/React frontend, backend services on Google Cloud Run, and Supabase for database plus IAM/authentication.
- Supported product requirements engineering and prioritized cost-aware workload placement, implementing browser-side/edge computation where feasible before moving logic to backend services.
Celil Uzunel
Last position:
ZÃœRS Geo 2021 at adesso SE
- Frontend development
- Spring Boot
- Swagger
- Git
- GitLab
- SonarQube
- Docker
- Maven
- Java
- Angular
Adem Susam
Last position:
IT Consultant (Test Manager) & CEO at Trikolon Consulting GmbH
- Development and implementation of test concepts for complex, multi-layered systems
- Creation of regular management reports and presentations for stakeholders and clients
- Technical and disciplinary leadership of international test teams (coordination, coaching, resource planning)
- Responsibility for quality assurance across multiple test levels (unit, integration, system, and acceptance tests)
- Design of test cases and test plans in Azure DevOps; ensuring traceability and coverage
- Use of BDD approaches (Gherkin/Cucumber) to prepare test automation
- Building a test automation architecture with Playwright and integrating new tests into CI/CD pipelines
- Performing API tests (REST) and tests for mobile/PWA applications
- Setup and maintenance of test environments across multiple stages (integration, QA, UAT, pre-production)
- Test data management (synthetic and production-like data), ensuring consistency and reproducibility
- Collaboration with DevOps teams for containerization (Docker/OpenShift) and CI/CD integration
- Working under SAFe & Scrum, closely coordinating with product owners and DevOps teams
- Active participation in PI plannings, sprint reviews, and retrospectives
- Promoting an agile QA culture through coaching and knowledge sharing
- Introducing scalable test automation with Playwright → significant reduction of manual testing efforts
- Increasing test transparency through clean defect and reporting management in Azure DevOps
- Improved release quality through an end-to-end QA strategy and automated regression tests
- Strategic leadership of Trikolon Consulting GmbH and responsibility for finance, personnel, and business development
Asım Yurduseven
Last position:
Freelance BI/DWH/ETL Specialist at Akbank
- Setting architectural standards for Informatica Power Center development teams
- Maintenance-performance-health for DWH (Exadata) environments
- Qlik Sense / BO reports architectural standards
- Implementing best practices in ETL tasks
- Documentation ETL standards on Confluence
- Dynamic Data Masking rules for GDPR/KVKK regulations by using Informatica DDM tool
- DWH Data model Power Designer
- Upgrade Qlik Sense versions
- Merge all Informatica server's repository databases on one Oracle DB
Felix Maas
Last position:
AI Trainer at AKIA Academy for AI & Automation
- Led the 12-week training program to become an AI and automation specialist
- Created training materials & video courses on "AI Fundamentals", "Working with ChatGPT", "Prompt Engineering", "AI Agents with N8N", "Automations with Make.com" & AI-generated marketing content (images, videos, blog posts & social media posts)
- Conducted workshops on the above topics
- Tools: Loom, N8N, Make.com, ChatGPT, Midjourney, Gamma.app, Canva, Kling AI, Magnific AI
- Result: Participants learn the technical and business know-how to successfully build a business as AI and automation specialists
Gernot Lang
Last position:
Founder and Managing Director at Softwerk/Ruhr GmbH
- Architecting and developing SaaS platform for graphical definition and execution of pandas data processing pipelines
- Developed POlyglott, an open-source Python CLI tool for translation workflow management featuring PO file parsing, quality linting with glossary enforcement, and DeepL API integration for machine translation
- Developed web application for material compliance management (EU REACH) using Django and modern web technologies
- Built automated infrastructure platform using Proxmox, Terraform, and Ansible — VM provisioning, configuration management, internal DNS, and fleet-wide security hardening across multiple subnets
Andreas Adam
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
Ateet Bahmani
Last position:
AI Engineer at MASX AI
Strategic transition into AI Engineering through intensive mentoring and project execution.
Developed MASX AI, an agentic AI platform integrating LangGraph, AutoGen, and RAG for geopolitical forecasting and real-time ETL.
Designed and delivered functional AI prototypes for prospective clients showcasing applied expertise in multi-agent systems, real-time data pipelines, and LLM integrations.
Hendrik Levering
Last position:
Senior Modernization Engineer – Legacy Web App Performance & Refactoring (Energy Sector) at Levering IT GmbH
Re-architected a web application that had grown over years, modularizing tightly coupled components
Reduced response times from several seconds to <50 ms
Removed performance bottlenecks
Simplified architecture so internal teams can implement features on their own again
Dmitrii Suhanov
Last position:
Senior Developer/Team Lead at Devexperts
Project Livebash (2021-12-01–2023-12-31)
Development and design of the core system
Code reviews
Developer management
CI/CD
Client communication
Leading epics
Speaking at conferences
Managing the production system
Interviewing project developers
Outcome: production system
Technologies and tools: Java 11, Java 17, Kotlin, Spring Boot, TeamCity, Gradle, AWS DynamoDB, JUnit, Mockito, Docker, Docker Compose, AWS SQS, AWS EC2, AWS S3, AWS MediaLive, Ethereum, Postman
Project Robinhood (2024-01-01–2024-05-31)
Customization and development of product features for specific clients
Interviews with project developers
Technologies and tools: Java 17, Java RX, Kotlin, Spring Boot, TeamCity, Gradle, JUnit, Mockito, Docker, Docker Compose, PostgreSQL
Projects Sway, Tickmill, Pepperstone, UCapital (2024-06-01–present)
Customization and development of product features for specific clients
Bug fixes
Porting tickets from the product
Feature development
Technologies and tools: Java 17, Java RX, Kotlin, Spring Boot, TeamCity, Gradle, JUnit, Mockito, Docker, Docker Compose, PostgreSQL
Discover over 15,000 top freelancers
Statistics of experts using PostgreSQL
Aggregated from the professional profiles of matched freelancers.
Experience
14 years (Germany: 17 years)
Position duration
2 years (Germany: 5.1 years)
Positions per freelancer
10 (Germany: 12)
Top business areas
Information Technology, Product Development, Operations
Top industries
Information Technology, Banking and Finance, Education
Certification focus areas
Information Technology, Project Management, Product Development
Bachelor's degree or higher
94% (Germany: 91%)
Master's degree or higher
76% (Germany: 58%)
Certifications per freelancer
4 (Germany: 2)
Most common languages
German, English, Spanish
Speak two or more languages
100% (Germany: 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 Essen 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 Essen using PostgreSQL
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
PostgreSQL in practice
PostgreSQL, often called Postgres, is a relational database for applications that need reliable data handling, strong SQL, and flexible modeling. It is used for business systems, web products, analytics stores, and internal tools that must stay consistent under load.
What specialists deliver
- Schema design for new products and changing data models
- Query tuning, indexing, and execution-plan analysis
- Backup, restore, replication, and failover setups
- Upgrade planning and safe migration work
- Performance fixes for slow APIs and reports
Ecosystem and tooling
Strong PostgreSQL professionals work comfortably with psql, pg_dump, pg_restore, pgAdmin, and monitoring tools. They also understand extensions such as PostGIS, full-text search, logical replication, and connection pooling with PgBouncer when systems need steady throughput.
When companies bring help in
Teams usually look for freelance PostgreSQL expertise when a database becomes slow, a migration is risky, or a new system needs a clean foundation. In Essen, this often fits companies that run ERP, logistics, industrial, or data-heavy applications and need focused support without a long staffing process.
What strong experts know
Good specialists do more than write SQL. They read query plans, spot locking issues, understand transactions and isolation, and keep data safe during changes. They also document decisions clearly so product and backend teams can work with the database confidently.
Collaboration that works
PostgreSQL work can be remote or on-site, depending on the project. Remote collaboration fits tuning, schema reviews, and migration planning well, while on-site time can help when teams in Essen need closer workshops or production support. Clear communication matters more than location.
Frequently asked questions
Questions about PostgreSQL? Start with the answers below.
PostgreSQL is used for application data, reporting, integrations, and systems that need dependable transactions. Teams choose it for product backends, analytics layers, and internal tools because it handles structure and flexibility well.
PostgreSQL is often chosen when teams need richer SQL features, stricter data modeling, and more advanced query work. MySQL is also common, but Postgres usually stands out when the project depends on complex joins, extensions, or careful consistency.
A strong PostgreSQL specialist should know schema design, indexes, transactions, query plans, and backup and recovery routines. Experience with psql, pgAdmin, replication, and performance monitoring is also useful in real projects.
Even early projects can benefit from PostgreSQL expertise if the data model is important or the system may grow quickly. It becomes especially valuable when you expect migrations, reporting needs, or production traffic that must stay stable.
Yes, most PostgreSQL work can be done remotely because schema reviews, tuning, and migration planning fit well into shared tools and clear tickets. On-site time in Essen can still help for workshops, planning sessions, or sensitive go-live support.
PostgreSQL and Postgres refer to the same database system. Postgres is the common shorthand many specialists use in day-to-day work, while PostgreSQL is the full name you will see in documentation and job briefs.
Look for clear examples of query optimization, safe migrations, and recovery planning in PostgreSQL projects. Strong specialists explain trade-offs, use precise language about indexes and locking, and can describe how they protected data during change.
Many PostgreSQL specialists also work with Python, Java, Node.js, Docker, and cloud services such as managed database offerings. For analytics or location features, PostgreSQL often appears alongside PostGIS, ETL tools, and monitoring stacks.
The average hourly rate of freelancers in Essen, Germany who have used PostgreSQL in their recent projects is 88 €, which corresponds to a daily rate of about 700 € based on an 8-hour working day.
Of the freelancers in Essen, Germany who have used PostgreSQL in their recent projects, 94% hold at least a Bachelor's degree and 76% hold at least a Master's degree.
On average, freelancers in Essen, Germany who have used PostgreSQL in their recent projects have 14 years of professional experience, with a single engagement typically lasting around 2 years.
The most common languages among freelancers in Essen, Germany who have used PostgreSQL in their recent projects are German (100%), English (100%), and Spanish (17%).
The most common industries among freelancers in Essen, Germany who have used PostgreSQL in their recent projects are Information Technology (100%), Banking and Finance (56%), and Education (44%).
The most common business areas among freelancers in Essen, Germany who have used PostgreSQL in their recent projects are Information Technology (94%), Product Development (94%), and Operations (56%).
Main locations of FRATCH Experts, who have recently used PostgreSQL
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 
Dresden 
Hanover 
Nuremberg Request a free demo
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Philipp Thomaschewski
FRATCH CEO
