PL/SQL Experts in Hamburg
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Meet FRATCH Experts in Hamburg, who have recently used PL/SQL
Huy Nguyen
Last position:
Modern Workplace & Dynamics 365 Consultant at Thinformatics
- Administration and further development of the M365 environment including Teams, Exchange Online, Intune and SharePoint Online
- Development of dashboards for performance monitoring using Microsoft Power BI
- Implementation of user requirements and processes with low-code/no-code technologies (Power Apps, Power Automate)
- Use of Jira and Azure DevOps to plan and implement user stories in an agile project context
- Participation in daily stand-ups, sprint planning, sprint reviews and retrospectives as technical point of contact
- Planning and implementation of security policies using Azure Conditional Access and multi-factor authentication
- Configuration and deployment of clients and applications via MECM (SCCM) and Baramundi
Guido Bäcker
Last position:
Independent Management Consultant and Interim Manager at BCTC Unternehmensberatung Guido Bäcker
Consulting, training, and coaching in the financial sector on strategy, organization, and IT topics
MorgenFund: Advising the operator of a fund platform on software selection for a sub-ledger "Cash Accounts" based on Virtual IBANs (VIBAN)
Structuring requirements, market screening, creating RfIs, communicating with vendors, and conducting the selection process
UniCredit/HypoVereinsbank: Workstream lead "Booking and Customer Reporting" in the payment transformation project "PULS"
Business analysis, creating business requirements and aligning solution items as part of the functional specification with the bank's IT service providers
Business analysis of SEPA CT and SWIFT MX (.camt, .pain, and .pacs formats), change management, team lead for a virtual team of fifteen line experts, and stakeholder management
equensWorldline Germany: Program management for three projects of the SWIFT service bureau (CBPR+, ESMIG, and Euro1Step1 migration) as part of the SWIFT MX migration
Managing individual project managers regarding overarching goals and requirements; reporting to internal and external committees and stakeholders; coordinating with dependent projects and programs
Project management/PMO: interim project management, stand-in for project managers, resource planning, budget and cost management, general PMO tasks
Vinod Goyal
Last position:
Freelancer: SAP MDG Consultant at Logistics service provider
- Support for one of the largest logistics service providers in handling ServiceNow tickets in the areas of SAP MDG, Business Partner (BP), customer and supplier master data
- Technical analysis and resolution of tickets through in-depth review of various database tables
- Creation and maintenance of accounting clerks in the system
- Deactivation of company codes using transports
- Carrying out mass changes with LSMW (Legacy System Migration Workbench)
Marcus Bonfigt
Last position:
Data Engineer at Deutsche Bahn AG via Scoore GmbH
- Development of ETL pipelines with Talend (7/ Enterprise)
- Development/adaptation of database schema/database functions (PostgreSQL)
- Development of GIT CI pipelines
Technologies: Talend Enterprise, Git, PostgreSQL, Dbeaver, SQL, PL-SQL, Liquibase
Rainer Diekmann
Last position:
Enterprise Architecture Management / Backend Software Developer at Polizei Hamburg
- Several projects in a police context
- Model and document police procedures/projects with Archimate (as-is/to-be) in the context of P20 (BKA)
- Create software architectures with microservices
- POC development with Springboot/Docker/Kubernetes
- Project size: 10 people
- Enterprise architecture management with Togaf and Archimate
- Backend software development Springboot
- DevOps with Kubernetes
- Implemented using: Java 17/21, Springboot 3, P20 architecture, Togaf, Archimate
Alex Odesser
Last position:
Contractor at Telefonica Germany GmbH & Co. OHG
- Data-analysis, Preparation, gathering and coordination of business requirements for retrieval of monthly- and long term (CLV – relevant) cost- and revenue-components per contract for a customer–base–grouping project (HUB–Project) for B2C-Postpaid-Controlling
- Concept and Implementation of cost- and revenue-KPIs calculation and corresponding CLV–reports (Oracle, Perl, SVN, MS SQL Server, MS Power BI, Serviceware Performance Analytics)
- Operational support of the HUB-Project – various ad-hoc reports, deployments, job-scheduling etc. (Oracle, SVN, BICSuite–Scheduler, DWSODA etc.)
- Analysis, implementation, retrieval and reporting of various physical and financial KPIs for B2P-Prepaid Business on an existing data-mart (Oracle, Perl)
Hartmut Ullrich
Last position:
Freelancer at Freelancer
Projects at Raiffeisen Software Group (RSG), Linz from 2022-01-01 to 2025-03-31: application development on mainframe with PL/1, DB2, JCL, Tabex; development environment with idz, Jira, Dimensions, Confluence; execution of projects in banking reporting (own funds, capital requirements, large exposures, leverage ratio)
Project at Airbus, Hamburg from 2020-01-01 to 2022-12-31: mainframe system enhancements (TAKSY) in agile environment (Scrum, SAFe); business analysis; technical design; implementation (PL/1, DB2, IMS, JCL); test management; deployment
Gunnar Wulf
Last position:
IT-Consultant at Independent Freelancer
- Enterprise and IT strategy
- Digital transformation
- Process and portfolio management
- Interim IT management
Rolf Gardewischke
Last position:
Developer & Designer at Security authorities
- Migration of a case processing system with numerous interfaces to other systems from Spring and Activiti to a Java JEE application
- Further development into a cloud application
- Consulting, development, requirements analysis, specification and design
- Coordination with upstream and downstream systems
- Data modeling, programming and implementation
- Support with code reviews and ensuring clean code in the PL/SQL context
- Documentation in Confluence
- Troubleshooting PL/SQL applications including log analysis, session tracing and performance profiling
- Optimization and tuning measures in the PL/SQL environment
- Knowledge transfer and onboarding of new employees
- Use of Jira for task management, progress tracking and sprint planning
Adrian Hollay
Last position:
Interim Consultant for Oracle Database Migrations to the AWS Cloud at Bank Deutsches Kraftfahrzeuggewerbe GmbH
- Migration of Oracle databases from on-premise to the AWS Cloud
- Support for technical Oracle solutions and cloud database infrastructures (IaaS and PaaS) RDS vs. EC2, sizing for performance
- Creation and maintenance of DR/HA (Disaster Recovery/High Availability) and backup and recovery policies and procedures (multi-region backup)
- Support for Oracle license selection, Enterprise → Standard migration
- Monitoring database instances
- Implementation and maintenance of database security (wallet, SSL)
- Patch management and version control
- Automated installation and configuration of Oracle databases using Terraform and Ansible
Marcel Seifert
Last position:
Lead Developer / Software Architect at RezeptprĂĽfstelle Duderstadt GmbH
Responsible for the redevelopment of a billing and validation software for prescriptions to fully check and analyze e-prescriptions for correctness (content, billing)
System consists of multiple contexts running as services (Docker containers):
Checking and processing data deliveries via FTP and email
Management of invoicing, clearings, deductions and offsets
Management and execution of validation rules and test sets
Analytics based on Metabase
Developer Stack: Kotlin, Vue 3 / Vuetify 3, ANTLR, Spring Boot 3, REST API, Gradle, Docker, GitLab, PostgreSQL, Kafka, Keycloak, Scrum, Grafana, Loki, Testcontainers, Prometheus
JĂĽrgen Brardt
Last position:
Software Developer at Inform AG
- Coaching junior developers
- Further development and custom extensions of a standard software (microservices (DDD) and partial monolith)
- Interface extensions
- Web services
- Test automation
- Design
- Used technologies: Java8, Java17, TypeScript, Python, PostgreSQL, Spring (Integration, Data, Boot), JPA, AWS (Cloud, Lambda, EC2, SQS/SNS), Microservices, Fitnesse/Cucumber, Gitlab
Guido Schmetkamp
Last position:
Freelancer at IT Consulting GS
Discover over 15,000 top freelancers
Statistics of experts using PL/SQL
Aggregated from the professional profiles of matched freelancers.
Experience
30 years (Germany: 25 years)
Position duration
3.9 years (Germany: 3.2 years)
Positions per freelancer
14 (Germany: 17)
Top business areas
Information Technology, Project Management, Quality Assurance
Top industries
Banking and Finance, Information Technology, Healthcare
Certification focus areas
Information Technology, Project Management, Product Development
Bachelor's degree or higher
90% (Germany: 84%)
Master's degree or higher
70% (Germany: 53%)
Certifications per freelancer
3
Most common languages
German, English, French
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 Hamburg 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 Hamburg using PL/SQL
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
Oracle logic
PL/SQL is Oracle’s procedural language for work close to the database. It is used to build stored procedures, functions, packages, triggers, and batch jobs that keep business logic inside Oracle Database. Companies choose it when data rules must stay fast, controlled, and close to the tables.
Typical work
- Write and review stored procedures and packages
- Build triggers, cursors, and exception handling
- Tune SQL and PL/SQL for heavy transaction loads
- Support data migration, cleanup, and batch processing
- Debug production issues in Oracle Database
Ecosystem skills
Strong PL/SQL specialists work confidently with Oracle SQL, query plans, data models, and database security. They often know Oracle Forms, APEX, job scheduling, and version control around database code. Good specialists also document logic clearly so other experts can maintain it later.
When to bring help in
Bring in freelance PL/SQL expertise when a core Oracle system needs new logic, performance fixes, or safer releases. It also helps when a team is short on database specialists during migration work or legacy cleanup. In Hamburg, this is common in larger enterprise environments with finance, logistics, and operations systems.
What good specialists do
A strong specialist reads existing packages quickly, finds hidden dependencies, and keeps changes safe. They write code that handles errors well, avoids unnecessary round trips, and follows the way the Oracle database is already structured. They also think about testing, rollback, and support after release.
Project fit
PL/SQL is a good fit for transaction-heavy back ends, reporting routines, validation rules, and integration logic that must run inside Oracle. It is less about flashy front ends and more about reliable data work. If your system depends on Oracle Database, the right expert can make a direct difference in stability and speed.
Frequently asked questions
Key details about PL/SQL, drawn from the questions we get asked most.
PL/SQL is Oracle’s procedural language for database-side logic. Companies use it for stored procedures, packages, triggers, validation rules, batch processing, and performance-sensitive data work inside Oracle Database.
PL/SQL adds control flow, variables, loops, exceptions, and reusable modules on top of SQL. Plain SQL is great for single queries and data changes, while PL/SQL is better when the database must execute business logic, handle errors, or run multi-step processes.
Bring in a PL/SQL specialist when legacy Oracle code needs changes, performance tuning, or safer releases. It is also useful for migrations, production fixes, or when your internal team needs extra database expertise for a short period.
A strong PL/SQL expert should also be comfortable with Oracle SQL, data modeling, query tuning, and debugging. Depending on the project, skills in Oracle APEX, Forms, batch jobs, and source control for database code can matter as well.
Yes. Oracle PL/SQL is still widely used in enterprise systems where data integrity, transaction handling, and close-to-the-data execution matter. It is especially relevant when the application already runs on Oracle Database and needs stable, maintainable logic.
Yes, most PL/SQL work can be done remotely because the core tasks are code review, debugging, and database changes. For sensitive systems, some teams in Hamburg prefer a mix of remote collaboration and on-site sessions for planning or critical releases.
Look for clear package design, careful exception handling, readable code, and a solid approach to performance. A good PL/SQL professional explains trade-offs, tests changes against realistic data, and understands how the code will be supported after release.
A PL/SQL freelancer should expect work that is close to data, process-heavy, and often tied to production systems. The best projects involve careful analysis, coordination with database owners, and disciplined delivery rather than quick one-off scripts.
The average hourly rate of freelancers in Hamburg, Germany who have used PL/SQL in their recent projects is 103 €, which corresponds to a daily rate of about 823 € based on an 8-hour working day.
Of the freelancers in Hamburg, Germany who have used PL/SQL in their recent projects, 90% hold at least a Bachelor's degree and 70% hold at least a Master's degree.
On average, freelancers in Hamburg, Germany who have used PL/SQL in their recent projects have 30 years of professional experience, with a single engagement typically lasting around 3.9 years.
The most common languages among freelancers in Hamburg, Germany who have used PL/SQL in their recent projects are German (100%), English (100%), and French (15%).
The most common industries among freelancers in Hamburg, Germany who have used PL/SQL in their recent projects are Banking and Finance (69%), Information Technology (69%), and Healthcare (62%).
The most common business areas among freelancers in Hamburg, Germany who have used PL/SQL in their recent projects are Information Technology (100%), Project Management (92%), and Quality Assurance (69%).
Main locations of FRATCH Experts, who have recently used PL/SQL
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 
Munich 
Cologne 
Frankfurt 
Stuttgart 
Dusseldorf 
Essen 
Hanover 
Nuremberg Request a free demo
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Philipp Thomaschewski
FRATCH CEO
