Serilog Experts in Germany
in minutes with the power of AI from over 15,000 CVsWork with specialists who configure structured event logging, design resilient sinks for OpenSearch and Seq, and integrate distributed telemetry across .NET microservices. Get matched with vetted, available freelancers in minutes.
Meet FRATCH Experts in Germany, who have recently used Serilog
Oliver F.
Last position:
Modernization of a multi-company backend system at Energy utility company
Enhancement and modernization of a mature Aspire backend application in the environment of a utility company, focusing on new business requirements, testing, legacy code cleanup, and stable backend delivery.
Core contributions & results Implemented new business requirements in the context of customer orders, subcontractors, and cross-company backend processes, and ensured consistent workflows in a distributed system landscape. Modernized existing backend components step by step and reduced technical debt through targeted legacy code cleanup, refactoring, and structured code reviews. Improved the testability of business-critical services by expanding automated tests with xUnit, AutoFixture, and clearer validation structures. Supported the further development of workflow automations and integration processes via microservices, messaging, and API-based communication. Took over source code from external firms, systematically checked code quality, and derived technical improvements for maintainability, stability, and integration. Worked in agile development processes with Jira, Confluence, and Azure DevOps and supported cross-team alignment on architecture, quality, and implementation. Technical metrics Technologies & methods C#, .NET, ASP.NET, ASP.NET Core, Aspire, Docker, RabbitMQ, gRPC, REST API, Swagger, Microservices, NServiceBus, AutoMapper, Autofac, xUnit, AutoFixture, FluentValidation, Entity Framework Core, MediatR, Redis, Consul, Serilog, SonarQube, Azure DevOps, Azure Monitor, GitLab, Google Protocol Buffers, IronPDF, Mailjet, Jira, Confluence, Miro, agile development, Scrum, code reviews, refactoring, legacy code cleanup, workflow automation, power grids
Hicham M.
Last position:
Freelance Software Developer at Buhl Data Service GmbH
- Backend development: .Net 8, C#, PostgreSQL, Entity Framework Core, REST Web APIs, Docker, Kubernetes, Kafka, Open API Swagger, Apache Airflow, Resharper, Git, Microservices, SOAP, gRPC, Hangfire, OAuth 2, GraphQL
- Interface development for document processing with SmartFix, Softexpansion and Natif.ai: C#, REST API, Resharper, Git
- Deployment: Azure DevOps YAML, Vanilla Helmchart, Rancher, Kubernetes Cluster, Linux Docker, Windows VM, Python
- Unit tests and integration tests
- Telemetry, Kibana, Grafana, Elastic Search
- Work in a Kanban team of 8 developers, 1 tester and one Product Owner
Holger K.
Last position:
Data Migration Sage 100 to Odoo at LRT Automotive
- SQL database development, design, documentation of procedures, functions, and triggers
- Migration of data from the Sage Line 100 database to Odoo
- DB design with MS SQL Server and SQL (T-SQL)
- Use of Power Query and Excel
Manuel R.
Last position:
Cloud Architect & Lead Developer
- Responsible for the 5-head development team and Scrum + DevOps approach
- Designed and implemented the cloud architecture for the application landscape
- Lead development for the user management on Azure Cloud using .NET 8/C#
- Development for the user management frontend using React (TypeScript)
- Technologies: Azure AD, Functions, Storage, CosmosDB, Service Bus, AKS, Monitor, Pipelines, Key Vault, MSSQL, Bicep, App Service, Log Analytics, Application Insights, Cost Management
- Backend: .NET/C#; Frontend: Angular (TypeScript)
- Unit testing: NUnit, xUnit, Moq
- CI & CD: Azure DevOps, GitHub Actions, GitLab CI
- DevOps & IaC: Bicep, Terraform, Docker, Kubernetes
- Security & Compliance: ISO 27001, DevSecOps
- Software development approach: Scrum, SAFe, Kanban
Johannes K.
Last position:
Software Developer at Hoffmann Engineering Services GmbH
- Software development
- Technical design of software architecture and design (considering functional and non-functional requirements)
- Frontend and Backend
- Refactorings
- Code reviews
- Unit tests
- Automated integration tests
- E2E tests
Global Identity Services (GIS) is the identity provider for the Digital Services Platform (DSP). GIS is responsible for authenticating and authorizing end users and other DSP services by issuing security tokens. This includes:
- Identity management (e.g., user registration, password reset and change, user profiles)
- Management of roles and permissions
- Single Sign-On (SSO) across DSP services
- Management of OAuth resources and terms and conditions
Julian K.
Last position:
Software Analysis in Gaming at dzkraken.com
- Development of a plug-and-play solution for game server operators to collect, process, and display game server data
- Integration of a subscription-based payment system
- Technologies: C#-10, .NET5, SQL, .NET8, PostgreSQL, Angular, JavaScript, TypeScript, CSS, Entity Framework, TailwindCSS, OIDC, JWT, Stripe, OAuth2.0, Docker, Testing, Portainer, PowerShell
Marc H.
Last position:
Senior Architect, Coach and Developer
Fixing issues in the application logic
Covering the changes with component tests
Analyzing and documenting the data structure of the different applications
Analyzing and documenting the parameters for configuring the applications
Analyzing and documenting the necessary measures to ensure the operation of the applications
Analyzing and designing the separation of the individual database structures
Analyzing and estimating the effort for planned enhancements
Analysis, maintenance and documentation of a heterogeneous legacy system landscape for a print media service provider
Technology: C#, VB.NET, C, Python, Microsoft SQL Server, Visual Studio 2010, JetBrains Rider, Visual Studio Code, arc42, Draw.io, Jira, GitLab
Glenn K.
Last position:
Lead Software Architect at knowledgepark GmbH
- Leading an eight-member team with a focus on actively promoting an agile mindset
- Supporting the introduction of Scrum within the team
- Planning, designing, and implementing the macro architecture of a distributed system landscape
- Documenting self-contained systems, microservices, and legacy applications
- Integrating third-party software components
- Special attention to scalability and reliability
- Ensuring traceable processes through event sourcing
- Developing multiple ASP.NET and Blazor applications in C# using .NET 5 to 8
- Applying strategic methods from Domain-Driven Design (DDD)
- Decoupling modules using the Mediator pattern (MediatR) and CQRS
- Continuously ensuring code quality through Test-Driven Development (TDD)
- Conducting code reviews via pull requests and pair programming
- Optimizing data storage and access with MS SQL Server, Redis, and EF Core
- Reducing costs and wait times through caching and automatic scaling
- Implementing background jobs using Hangfire
- Developing and integrating REST APIs
- Integrating RabbitMQ and NServiceBus for communication between systems
- Securing various REST APIs and web UIs with OAuth2/SAML/SSO and JWTs
- Developing cross-team technology standards
- Introducing architecture methods in agile teams
- Applying software craftsmanship and Extreme Programming (XP) principles
- Ensuring software quality according to ISO 25010 standards
- Implementing DevSecOps practices
- Migrating various legacy on-premises applications (Azure Stack & IIS) to Azure Cloud
- Modernizing existing application (from .NET Framework 3 & 4)
- Leading containerization with Docker and subsequent migration to Kubernetes
- Introducing and optimizing CI/CD pipelines
- Monitoring production systems using Serilog, Prometheus, Grafana, and Application Insights
- On-call duty and implementing automated error detection
- Analyzing and fixing issues in production as 3rd level support
- Coaching and upskilling working students, interns, and other developers
- Designing and delivering internal training sessions
- Conducting event storming and user story mapping sessions
- Supporting the product owner with technical matters
- Optimizing workflows in Azure DevOps Services
- Requirements engineering in cooperation with relevant business units and domain experts
Jamal B.
Last position:
Freelance Software Architect & Developer at IBM Deutschland GmbH / BWI GmbH
- Architecture, design and further development of a hybrid solution consisting of a Java backend with REST API and C# / WPF frontend
- Development of secure, distributed functions for classified message processing, categorization and encryption
- Integration of backend services with document management systems (DMS) for structured file storage
- Planning, setup and continuous optimization of Azure DevOps pipelines for automated deployment and quality assurance of distributed applications in a security-critical environment
- Technical coordination with Bundeswehr project managers and third-party providers of relevant software and interfaces, and documentation of the developed solutions
Discover over 15,000 top freelancers
Statistics of experts using Serilog
Aggregated from the professional profiles of matched freelancers.
Experience
18 years
Position duration
1.4 years
Positions per freelancer
16
Top business areas
Information Technology, Product Development, Quality Assurance
Top industries
Information Technology, Manufacturing, Education
Certification focus areas
Information Technology, Product Development, Quality Assurance
Bachelor's degree or higher
63%
Master's degree or higher
38%
Certifications per freelancer
1
Most common languages
German, English, Arabic
Speak two or more languages
89%
Based on our profile pool as of 19 Sep 2026.
Daily rate distribution
The chart shows how the daily rates of freelancers in this technology in Germany 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 Germany using Serilog
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 19 Sep 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
Serilog 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%)
- Manufacturing (89%)
- Education (56%)
- Banking and Finance (56%)
- Transportation (56%)
- Government and Administration (56%)
- Automotive (33%)
- Media and Entertainment (33%)
Please note that freelancers can work across multiple industries, so percentages overlap.
About the technology
Structured Logging in Modern .NET Architectures
Serilog is the de facto diagnostic logging framework for C# and .NET applications. Unlike traditional text loggers that output plain strings, this structured logging library captures events with rich, queryable properties. It preserves data types and contextual state natively, allowing technical teams to track distributed operations across complex microservice environments without brittle parsing scripts.
Core Capabilities and Key Integrations
- Message template parsing that preserves semantic object properties
- Custom sink integrations targeting Seq, Elasticsearch, and Grafana Loki
- Context enrichment using LogContext, Correlation IDs, and custom telemetry enrichers
- High-performance asynchronous background dispatch via the PeriodicBatchingSink
- Dynamic log-level filtering and sub-logger pipelines for sensitive data redaction
Enterprise Diagnostics and Cloud Observability
Modern distributed platforms rely on structured events to maintain high system reliability. Freelance specialists integrate this framework into ASP.NET Core web APIs, Azure Functions, worker services, and cloud-native containers. By capturing semantic metadata alongside stack traces, engineering teams can pinpoint production incidents rapidly and connect logs seamlessly with OpenTelemetry traces and application performance counters.
Observability Needs Across German Industries
Organizations throughout Germany, especially across automotive, manufacturing, and fintech hubs, maintain strict standards for audit trails and telemetry. Companies handling financial transactions or industrial Internet of Things telemetry require high-throughput logging that satisfies strict GDPR and regulatory standards. Specialists ensure log sinks redact personally identifiable data reliably before dispatching events to centralized analytic backends.
When to Engage External Diagnostic Specialists
- Production applications experience log bottlenecks or uncontrolled telemetry memory overhead
- Migration from legacy NLog, log4net, or raw Microsoft.Extensions.Logging setups
- Transitioning monolithic logging to centralized cloud monitoring platforms
- Implementing comprehensive correlation across heterogeneous microservice fleets
- Enforcing automated compliance rules to purge sensitive customer data from event streams
Hallmarks of Seasoned Logging Professionals
Senior professionals combine mastery of the .NET runtime with deep knowledge of downstream monitoring platforms. They design clean configuration abstractions via appsettings.json and fluent code APIs. Strong practitioners prevent performance degradation through non-blocking batch sinks, structure custom formatters cleanly, and maintain rigorous test suites that verify operational logging behavior under intense network stress.
Frequently asked questions
Curious about Serilog? Here are the answers that come up again and again.
Teams adopt Serilog to eliminate unsearchable, unstructured text logs that require complex regex processing. It captures application events as semantic key-value pairs while maintaining message readability. This allows downstream systems like Elasticsearch or Grafana Loki to index and filter operational metadata instantly.
While both Serilog and NLog support structured data, Serilog was designed around message templates from the beginning. It also integrates directly behind the standard Microsoft.Extensions.Logging abstraction in .NET. This allows projects to leverage Serilog's superior sink ecosystem and enrichment capabilities without rewriting core application code.
Specialists frequently configure Serilog to send events to dedicated analysis platforms such as Seq, Elasticsearch, OpenSearch, and Grafana Loki. For cloud deployments, sinks for AWS CloudWatch, Azure Application Insights, and OpenTelemetry collectors are widely used to unify distributed traces and metric pipelines.
Strong Serilog professionals possess comprehensive knowledge of modern ASP.NET Core, memory profiling, asynchronous I/O, and containerization with Docker and Kubernetes. They are also adept with storage platforms, indexing query languages, and distributed tracing standards like OpenTelemetry.
When configured improperly, heavy serialization of complex object graphs can introduce CPU and memory overhead. An experienced Serilog professional prevents these performance issues by utilizing asynchronous batch sinks, destructuring policies, and selective enrichment so logging never degrades core business transactions.
Yes, specialists working with Serilog can implement custom enrichers and destructurers that automatically mask personally identifiable information before logs leave the application boundary. For companies operating in Germany, this programmatic redaction is crucial to satisfy strict GDPR compliance and banking audit regulations.
Most Serilog specialists based in Germany work fully remote, collaborating smoothly with engineering teams via git repositories, issue trackers, and staging telemetry dashboards. When sensitive on-premises infrastructure or regulated industrial deployments require physical access, hybrid arrangements are readily accommodated.
A high-quality Serilog setup features zero string interpolation in message templates, clean separation of configuration between environments, and explicit destructuring of object parameters. It should also include robust exception formatting, uniform correlation identifiers across distributed calls, and deterministic batch dispatch.
The average hourly rate of freelancers in Germany who have used Serilog in their recent projects is 90 €, which corresponds to a daily rate of about 720 € based on an 8-hour working day.
Of the freelancers in Germany who have used Serilog in their recent projects, 63% hold at least a Bachelor's degree and 38% hold at least a Master's degree.
On average, freelancers in Germany who have used Serilog in their recent projects have 18 years of professional experience, with a single engagement typically lasting around 1.4 years.
The most common languages among freelancers in Germany who have used Serilog in their recent projects are German (100%), English (89%), and Arabic (22%).
The most common industries among freelancers in Germany who have used Serilog in their recent projects are Information Technology (100%), Manufacturing (89%), and Education (56%).
The most common business areas among freelancers in Germany who have used Serilog in their recent projects are Information Technology (100%), Product Development (100%), and Quality Assurance (67%).
Main locations of FRATCH Experts, who have recently used Serilog
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
Get in touch with the FRATCH team and we will get back to you within 4 hours.
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Philipp Thomaschewski
FRATCH CEO
