PL/pgSQL Experts in Germany
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Meet FRATCH Experts in Germany, who have recently used PL/pgSQL
Boris S.
Last position:
Generalist expert for software development at Mercor
- Training AI models, evaluating images and text UI/UX, turning the provided data into insights through OpenAI Feather as part of the machine learning workflow
Technologies: OpenAI Feather
Olaf T.
Last position:
BI Architect in 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 N.
Last position:
Open Source Founder at Privatier
- AI-supported source code analysis
- AI image generation for a shirt shop
- AI-supported analysis of connected YouTube channels and commenting users
- AI-supported software prototyping
- Operation of a local AI environment
- 3D printing and scanning: development of a process to repair GfK parts using 3D-printed negative molds
The focus is on practical applications of new technologies, founding an open-source project for a yacht autopilot, as well as yacht refit and motorhome conversion.
Stephan M.
Last position:
Sabbatical, professional development at Self-employed
- Further training in Snowflake and Google Looker
- Working with LLMs: local models (Llama, Mistral, Gemma, Phi, Qwen, DeepSeek, Bitnet, Flux, Whisper), OpenAI API, frontends (ollama, openwebui, loacalai)
- Inference methods: llama.cpp, vLLM, transformer
- Quantization, benchmarking, prompting
- LLM Agents (Tool/Function Calling, LangChain, LangGraph, MCP)
- Topics: attention, reasoning, chain of thoughts, RAG, GraphRAG, mlflow
- Cloud hosted: ChatGPT, Claude, Gemini
Alexander L.
Last position:
Senior Data Engineer & Solution Architect
- Design and development of ETL/ELT and data warehouse / data lake solutions based on MS SQL, PostgreSQL, Oracle
- Creation of architecture and solution concepts/designs based on customer requirements in the central data warehouse
- Implementation of Python-based dataflows/pipelines for process automation
- Contribution to the modernization of the technology stack with cloud-based services (including Azure Services and REST APIs)
- Continuous development and maintenance of processes in a heterogeneous system landscape on Oracle 23ai database (incl OCI)
- Support of business departments, including the implementation of cross-functional enhancements
- Technical leadership in complex reporting and Big Data projects (PowerBI, Microsoft Fabric, Azure SQL/Synapse)
Eric N.
Last position:
Data Engineer at Creditsafe Deutschland GmbH
Jens G.
Last position:
Shijou GmbH
- Software architecture and backend development for a marketplace solution / eCommerce retail
- Used Scala, Python, http4s, Next.js, Elasticsearch, PostgreSQL, AWS
Discover over 15,000 top freelancers
Statistics of experts using PL/pgSQL
Aggregated from the professional profiles of matched freelancers.
Experience
23 years
Position duration
1.8 years
Positions per freelancer
14
Top business areas
Information Technology, Product Development, Project Management
Top industries
Information Technology, Banking and Finance, Transportation
Certification focus areas
Information Technology, Business Intelligence, Project Management
Certifications per freelancer
3
Most common languages
German, English, Russian
Speak two or more languages
100%
Based on our profile pool as of 29 Oct 2026.
Daily rate distribution
The chart shows how the daily rates of experts in this technology in Germany 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 Germany using PL/pgSQL
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 29 Oct 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
PL/pgSQL experts industry focus
See which industries our matched freelancers work in most often — every figure is calculated live from the freelancers on FRATCH.
- Information Technology (100%)
- Banking and Finance (57%)
- Transportation (57%)
- Telecommunication (57%)
- Automotive (43%)
- Retail (43%)
- Energy (29%)
- Healthcare (29%)
Please note that freelancers can work across multiple industries, so percentages overlap.
About the technology
Server-Side Programming for PostgreSQL
PL/pgSQL is the procedural language designed specifically for the PostgreSQL object-relational database system. It allows data teams to execute procedural blocks, loops, conditions, and custom functions directly inside the database engine. Embedding business logic close to storage minimizes network round trips and speeds up analytical batch processing.
Core Workloads and Automation
Database specialists employ procedural SQL routines to enforce transactional integrity, automate schema maintenance, and protect critical backend workflows.
- Complex data transformations and ETL pipeline orchestration
- Event-driven database triggers for audit logging and change data capture
- High-concurrency financial ledger calculations and balances
- Row-level security enforcement and custom validation rules
- Autonomous maintenance procedures and materialized view refreshes
Tooling and PostgreSQL Ecosystem
Effective procedural development relies on an ecosystem of specialized administration and development tools. Specialists manage codebases using migrations in Flyway or Liquibase, write unit tests with pgtap, and debug through pgAdmin, DBeaver, or psql. They combine procedural code with extensions like PostGIS for geospatial computing, pg_cron for scheduled tasks, and pg_stat_statements for performance profiling.
Diagnosing Latency and Inefficient Logic
Organizations frequently seek external database specialists when procedural functions consume excessive CPU, cause lock contention, or stall production systems. Untuned loops, improper use of dynamic SQL, and sub-optimal cursor usage lead to connection exhaustion. An outside expert rewrites procedural routines into efficient set-based operations to remove costly transaction bottlenecks.
Demand Across Industries in Germany
Enterprise platforms in Germany across banking, telecommunications, and automotive engineering depend on PostgreSQL for strict consistency and data privacy. Freelance specialists assist these organizations in meeting compliance mandates, securing sensitive transaction logs, and scaling high-volume internal services without increasing microservice communication overhead.
Hallmarks of Strong Database Specialists
Elite professionals distinguish themselves by knowing when to use procedural constructs instead of standard SQL queries. They prevent SQL injection within dynamic statements, write idempotent migrations, and analyze query execution plans using EXPLAIN ANALYZE. Their code remains modular, maintainable, and fully tested against strict edge cases.
Frequently asked questions
Key details about PL/pgSQL, drawn from the questions we get asked most.
PL/pgSQL moves computationally intensive calculations directly into the PostgreSQL storage engine. This prevents thousands of individual queries across the network by running complex batches in a single atomic transaction, which drastically reduces latency.
Standard SQL operates on entire sets of records declaratively, whereas PostgreSQL procedural language introduces control structures such as conditionals, loops, cursor management, and variable assignments. Specialists use it when business rules require sequential steps that declarative statements cannot express cleanly.
A capable PL/pgSQL specialist brings deep familiarity with PostgreSQL internals, indexing strategies, and connection pooling tools like PgBouncer. They also understand operational deployment through continuous delivery tools and migration frameworks such as Flyway or Sqitch.
When procedures grow too tangled to test outside the database, refactoring application logic into application services makes sense. A seasoned PL/pgSQL specialist helps identify which routines must remain for strict transactional guarantees and which can safely move to higher application layers.
Strong engineers rely on the pgTAP framework to write isolated database unit tests. They use dedicated debugging tools within development environments and profile runtime statistics using PostgreSQL extensions to track execution bottlenecks in their PL/pgSQL routines.
Diagnosing locking issues and query degradation in high-throughput systems requires a senior expert. Working with PostgreSQL stored procedures in live production requires a proven track record with transaction isolation levels, row locks, and write-ahead log performance.
Most companies in Germany engage database specialists remotely using secure VPNs, bastion hosts, and anonymized development environments. Rare on-site sessions occur during initial infrastructure handovers or critical data migration cutovers.
English is standard for database architecture and procedural codebases across German technology initiatives. However, teams working in regulated environments or public sector implementations often appreciate German language skills for alignment meetings and technical documentation involving PL/pgSQL scripts.
The average hourly rate of freelancers in Germany who have used PL/pgSQL in their recent projects is 98 €, which corresponds to a daily rate of about 784 € based on an 8-hour working day.
On average, freelancers in Germany who have used PL/pgSQL in their recent projects have 23 years of professional experience, with a single engagement typically lasting around 1.8 years.
The most common languages among freelancers in Germany who have used PL/pgSQL in their recent projects are German (100%), English (100%), and Russian (43%).
The most common industries among freelancers in Germany who have used PL/pgSQL in their recent projects are Information Technology (100%), Banking and Finance (57%), and Transportation (57%).
The most common business areas among freelancers in Germany who have used PL/pgSQL in their recent projects are Information Technology (100%), Product Development (86%), and Project Management (86%).
Main locations of FRATCH Experts, who have recently used PL/pgSQL
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 Request a free demo
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