Let's Encrypt Experts in Germany
matched to your project in minutesHire experts who automate certificate issuance, configure ACME clients and secure web infrastructure with HTTPS. Work with vetted, available freelancers matched precisely to your technical needs, whether your team operates remotely or across Germany.
Meet FRATCH Experts in Germany, who have recently used Let's Encrypt
Marcus B.
Last position:
Java and Quarkus Expert at Large German energy service provider
- Modernization of a large-scale Java enterprise application*
The project is modernizing a complex enterprise application that has grown over many years. The existing Spring-based legacy system runs on Java 8, OSGi, and Eclipse RCP and is being gradually migrated to a modern, maintainable architecture with Java 25 and Quarkus.
Marcus works on analysis, architecture, refactoring, and implementation. One focus is on untangling historically grown structures and dependencies and on building a clean, sustainable Java and Quarkus technology stack.
Tools & technologies: Java 8, Java 25, Quarkus, Hibernate ORM with Panache, EclipseLink, OSGi, Eclipse RCP, Maven, JUnit, Mockito, REST, JSON, Git, Eclipse IDE, IntelliJ IDEA Ultimate, Jira, Confluence
Abdellatif L.
Last position:
Senior Software Engineer & Team Lead at Euvia Travel GmbH (sonnenklar.TV)
- Technical lead of a four-person development team during the two-year redevelopment of the sonnenklar.TV travel portal with over 10,000 daily visitors
- Replaced an established legacy architecture based on Laminas (Zend Framework) and Elasticsearch with a headless platform based on TYPO3 LTS and MariaDB — consolidated two systems into one and significantly reduced operational and maintenance effort
- Built the frontend independently with Vue.js, Nuxt, TypeScript and TailwindCSS; developed most of the component library independently
- Migrated the editorial workflow for over 30 editors from a custom-built backend to the TYPO3 backend
- Significantly reduced loading times for core pages; continuous delivery via Jenkins and GitLab CI
Position ended due to operational reasons as part of staff reductions following the decline in demand in the travel industry.
Mojtaba P.
Last position:
AI Voice / RAG / Automation Engineer & Technical Project Manager at Technolohit
- Technical design, prioritization, and hands-on implementation of AI automation, conversational AI, voice AI, and private AI solutions.
- Translation of business requirements into system architecture, conversation/workflow logic, APIs, data flows, and production-ready AI workflows.
- Development of backend and integration components with Python/FastAPI, PostgreSQL/pgvector, Redis, REST APIs, webhooks, and background jobs.
- Design and implementation of RAG architectures with local/private LLMs, embeddings, document processing, semantic search, and controlled access to company knowledge.
- Prompt engineering for LLM and voice/conversational AI applications; iterative optimization based on real processes, system responses, and quality requirements.
- Practical work with ElevenLabs and its APIs in a voice AI project, as well as technical evaluation and integration of voice AI components.
- Deployment and operation of Docker-based systems on Linux with Nginx, CI/CD, monitoring/logging, backup/restore, and reproducible deployment processes.
Zacharias C.
Last position:
CTO at Laracraft
- Architecture and conception
- Development at gitis.de (Laravel, Vue, Blade, CI/CD Pipeline [Rector, PHPUnit, PHPStan, PHP_CodeSniffer])
- Development at plotdesk.app (Laravel, Vue, Inertia, Tailwindcss, Prism, Ansible, Docker, CI/CD Pipeline [Rector, Pest, PHPStan, Pint])
- Development at sales-automation.ai (Laravel, Vue, Inertia, Tailwindcss, Prism, CI/CD Pipeline [Pest, PHPStan, Pint])
- Development at Cynapsis Interactive (Laravel, Filament, Google Ads API, CI/CD Pipeline [Rector, Pest, PHPStan, Pint])
- Analysis and monitoring tool for z-optimations GmbH (Laravel, Blade)
- Development at ProgressMaker (Laravel, Pest, REST-API)
- Development of a data warehouse at ProgressMaker (Laravel)
- Development of SimpleStats.io (Laravel, Vue, Inertia, Tailwindcss, Pest, CI/CD)
- Development of Validation for Laravel (Laravel, Vue, Inertia, Tailwindcss)
- Development of multiple open-source projects (laravel-date-scopes, laravel-schema-rules, laravel-xhprof)
Reza S.
Last position:
DevOps and Cloud Engineer at Rhomberg Sersa Rail Group
- Migration of backups and complete workloads to AWS and Azure, including setup and management of AKS & EKS clusters.
- Automation with Terraform & ArgoCD, CI/CD pipelines implemented with GitLab.
- System monitoring on OpenShift 4 (on-premise) with Grafana & Prometheus, use of CloudWatch and X-Ray for analysis and logging.
- Building and maintaining secure network infrastructures (VPCs, SGs, WAF, ACLs), integration of Azure Log Analytics.
- Close collaboration with infrastructure and development teams, maintenance of technical documentation with Confluence, ticket handling via Jira, and promoting cloud knowledge within the company.
Timon R.
Last position:
Database Developer – Research Project – Billing in Healthcare at MeQuEn GmbH
- Optimizing dynamically generated databases for logging
- Tools: MariaDB, C#, VisualStudio, VM, Docker, Windows, Linux
Michael T.
Last position:
Development of an app for displaying sheet music at Freelance Software Developer
- Industry: Digital music solutions
- Technologies used: Flutter, Dart, iOS, Android, GitLab, PlantUML
Daniel B.
Last position:
Senior Cloud Consultant and Developer at SDIA/Leitmotiv
- Consulting an NGO in the field of data center sustainability in publicly funded projects (BMUKN with NADIKI and Umweltbundesamt with SIEC)
- Development of Python APIs and web applications, deployment on AWS/ECS with Terraform
- Collecting power consumption metrics for servers, CPUs, GPUs running AI workloads
- Technologies used: AWS, EC2, ECS, Fargate, CloudMap, VPC, Route53, Lambda, EventBridge, CodeBuild/CodePipeline/CodeDeploy, Terraform, Docker, Linux, Bash scripting, Python, Flask, SQLAlchemy, SQL, MariaDB, InfluxDB, Telegraf, Prometheus, Zabbix, Kubernetes, Letsencrypt, certificate management
Hüseyin K.
Last position:
Senior Full-Stack Engineer at DVAG
Architecture and implementation of a fully digitalized closing flow for managing securities contracts within the DVAG infrastructure. The platform aims for maximum user-friendliness, modular extensibility and compliant handling of sensitive data.
Implementation of a reactive UI structure with a focus on user guidance & accessibility.
Dynamic control of form and closing processes including validation logic.
Reactive state management via SignalStore (signals + selective effects).
UX optimization through adaptive components and Playwright-based UI tests.
Backend modularization to connect existing sales and contract logic.
API stability and DTO design according to Clean Architecture principles.
Collaboration with domain teams to define technical contracts and service boundaries.
Management with GitHub.
Unit tests with Jest, E2E tests with Playwright.
Code reviews, CI-integrated test execution, iterative refactorings.
Ensuring high coverage and UI stability in the closing flow.
Technologies: Angular 18, RxJS, SignalStore, HTML5, SCSS, Spring Boot, Kotlin, REST, OAuth2, Jest, Playwright, Clean Architecture.
Christoph B.
Last position:
Freelancer & Managing Director at Capsimity GmbH
Dimitry K.
Last position:
Rollout Expert at Everience Germany GmbH
- Project: Mazars Windows 11 rollout: responsible for the Windows 11 rollout at customer Mazars
- Understand customer-specific requirements (hardware compatibility, application dependencies, Microsoft AD group policies)
- Implement hardware logistics at customer sites
- Involve the IT, business, security, and compliance teams
- Update the infrastructure
- Carry out driver and firmware updates
- Automate the rollout with scripts
- Notify users, provide FAQs, change logs, and support contacts
- Technologies: Baramundi Management Center, AD, Azure AD, Intune, Office 365, OpenProject, RDP, Topdesk, MS Teams, PowerShell
Daniel W.
Last position:
Web Developer and Linux System Administrator at Freelancer
- Consultation on setting up a web server with Apache2 and PHP FPM and an email server with Postfix and Dovecot for Learn4good Ltd.
- Programmed website under-construction.bermudafunk.org in collaboration with a designer and client for bermuda.funk Freies Radio Rhein-Neckar e.V.
- Consultation and network setup on-site including switches, routers, Wi-Fi, network monitoring, firewalls, and installation of sFirm banking software for The Swiss Quality Consulting GmbH
- Consultation on website management and development, email migration from Outlook to cPanel, image optimization, and setting up Square payments for The JABA Group Ltd.
- MS365 consultation, email setup, and document synchronization for PK reno GmbH
- Development and integration of WooCommerce plugins, B2B shop setup, and custom shipping label export for Nurso GmbH
- Minor changes implementation for existing Kirby system for Julia Rautenhaus
- Analysis and fixing of WordPress website after broken updates for Alina Frey
- Linux server hardening, updates, and throughput optimization for 3proxy servers for Lietparkas UAB
- Malware removal from hacked WordPress website for Timo Horn
- Cold email outreach system setup with Postfix and Dovecot and script development for Aman Ketebo
- Customized Docker container creation based on AlmaLinux with ImageMagick 7 and consultation on Docker installation for Henry Hook
- Plesk hosting environment management, code fixes, external supplier integration, and content support for First Class Corporation
- Shopify theme customization, feature development, and payment integration consultation for Youro GmbH
- Intel camera support on Ubuntu after upgrade for Making stories with a lesson
- NginX configuration support on Windows Servers for a NodeJS application for ARMBRUSTER empiric it
- Competitor email verification mechanism analysis for Casey Monaghan
- Plugin development and API connector to Inswitch for freelance website payments for Mediaquotes
- Private XMPP server setup on Raspberry Pi for Antonio Codespoti
- WordPress website recovery after broken plugin update for A & R Tennis
- Microsoft account and Office/Outlook migration support for Prof. Dr. Hanns-Ferdinand Müller
- Customization and performance optimization of client websites for sk.design
- VPN configuration and hacked server cleanup for Xisio Informationssysteme GmbH
- PeerTube server setup and maintenance for Lupin Vondosky
- Lightweight WordPress booking solution programming tailored to client needs for AP Online Marketing
- Code refactoring, bug fixing, and business/technical consultation for RentAfrika
- SellYourSaas setup and deployment infrastructure configuration for I-Motion SARL
- Server, email, GitLab, project management, password management software, and VPNs setup and maintenance for Markus Sattler
- Custom development for over 10 WordPress projects for TOGEMAXX media & webdesign
- WooCommerce shop setup and FTP supplier product import development for SERVOMED GmbH
- Open-source contributions to Whonix components, iptables to nftables migration, shutdown inhibition investigation, and IPv6 support addition for ENCRYPTED SUPPORT LP
- Custom feature development, performance optimization, update management, email delivery support, plugin bug fixes, and translations for KU Europe GmbH
- Custom plugin/theme development, server infrastructure management, support for 100+ WordPress websites, API connector development, deployment script setup, VPN configuration, DNS, email, and web hosting support for giftGRÜN GmbH
- Server setup, web and email hosting migration, and website maintenance and development for Eisbaden.de
- Custom WordPress and Shopify development for EcomPlus GmbH
- Hacked website recovery and hosting migration for Be Brave gUG
- Finalization of development tasks left incomplete by another developer for Medicare Consulting GmbH
- Recovery of unbootable hacked server for SK-Software, Entwicklung & Beratung
Hobby projects:
- Development and running of a web chat application
- Development and running of an email service
- Development and running of a darknet link list
- Development and running of a darknet web hosting platform
- Code contributions to open source projects such as LMMS, Audacity, and Ubuntu
Philipp K.
Last position:
Crisis Infrastructure
- Working on a project related to redundant crisis infrastructure
- Used tech: TypeScript, Node, Java, MongoDB, Kafka
Jan M.
Last position:
Interface project at HR Solutions GmbH for Rhineland-Palatinate / BAMF at HR Solutions GmbH
- Developed an adapter from the central foreigner register to an internal application
- REST, JSON, OpenAPI, Spring Boot, Vue, Java, Maven, XAusländer
- Jira/Confluence/GitHub, Scrum+Kanban
Ioan Liviu P.
Last position:
IT Specialist/Application Developer at HST Systemtechnik GmbH / Axel Zangenberg GmbH
- Development of web applications and integration with the Work4All ERP/CRM system using Node.js (Express.js, Socket.IO, TypeScript, Angular, Material, Angular Flex)
- Development of web applications with PHP (without framework)
- Frontend development with HTML, CSS, SCSS, JavaScript, JSON, Bootstrap, complex forms and data tables
- Database work with Microsoft SQL Server, MySQL, MongoDB and others
- Collaborative work using Agile/Scrum and version control with Git
- Configuration, maintenance, migration and backup of CMS (Joomla, Mediawiki, Piwik/Matomo)
- System administration until 2019: maintenance and configuration of servers (Windows, Linux), clients and network
- Virtualization with VMware ESXi and Veeam Backup & Replication
- Initial steps in the field of artificial intelligence and machine learning.
Discover over 15,000 top freelancers
Statistics of experts using Let's Encrypt
Aggregated from the professional profiles of matched freelancers.
Experience
18 years
Position duration
2.6 years
Positions per freelancer
11
Top business areas
Information Technology, Product Development, Operations
Top industries
Information Technology, Banking and Finance, Manufacturing
Certification focus areas
Information Technology, Product Development, Research and Development
Bachelor's degree or higher
62%
Master's degree or higher
46%
Doctorate
8%
Certifications per freelancer
3
Most common languages
German, English, Persian
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 Let's Encrypt
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.
Let's Encrypt 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 (38%)
- Manufacturing (38%)
- Retail (38%)
- Healthcare (31%)
- Insurance (31%)
- Media and Entertainment (31%)
- Government and Administration (31%)
Please note that freelancers can work across multiple industries, so percentages overlap.
About the technology
What Let's Encrypt Does
Let's Encrypt is a free, automated certificate authority that issues domain-validated TLS certificates. It enables websites, APIs and other network services to use HTTPS without manual certificate procurement. Certificates are requested through the ACME protocol and must be renewed regularly.
ACME And Certificates
The core of Let's Encrypt is ACME, the protocol used to prove domain control and obtain certificates. Professionals work with HTTP-01, DNS-01 and TLS-ALPN-01 challenges, selecting the method that fits the hosting setup. They also manage private keys, certificate chains, permissions and renewal events.
Ecosystem And Tooling
Let's Encrypt integrates with common web servers, hosting environments and deployment systems. Relevant tooling includes Certbot, acme.sh, Caddy, Traefik, Nginx, Apache and cloud load balancers. Strong specialists can connect certificate automation to infrastructure as code, containers, orchestration and monitoring.
Typical Project Work
- Replacing manual TLS certificate handling with automated renewal
- Enabling HTTPS for websites, APIs, mail services and internal applications
- Configuring DNS validation for wildcard or private network deployments
- Fixing failed challenges, chain issues and browser trust errors
- Integrating certificate updates into CI/CD and service restarts
When Specialists Help
Companies often bring in freelance expertise during a migration to HTTPS, a platform redesign or a security review. Support is valuable when certificates expire unexpectedly, many domains need consistent handling, or teams must standardize TLS across development, staging and production. German companies can work remotely with international specialists or coordinate on-site sessions for infrastructure changes.
What Good Professionals Check
Experienced professionals review domain ownership, DNS control, renewal permissions and how each service consumes a certificate. They test failure paths instead of assuming automation will always work, and they document recovery steps for the operations team. They also understand HTTP security headers, reverse proxies, container networking, secrets management and observability, so certificate work remains reliable in production.
Frequently asked questions
Key details about Let's Encrypt, drawn from the questions we get asked most.
Let's Encrypt is used to issue TLS certificates that encrypt traffic between clients and websites, APIs or other network services. It supports HTTPS and helps services establish a trusted connection without purchasing certificates from a commercial authority.
Let's Encrypt provides automated, domain-validated certificates at no charge, while commercial certificate authorities may offer paid support, warranty products or specialized validation options. The right choice depends on compliance needs, certificate types, support expectations and how well the organization can operate automated renewal.
A strong Let's Encrypt specialist should understand DNS, TLS, Linux, web servers and reverse proxies. Useful adjacent skills include Certbot or another ACME client, infrastructure as code, CI/CD, containers, Kubernetes, secrets management and monitoring.
The right level of Let's Encrypt experience depends on the environment. A simple website may need focused ACME and web-server configuration, while multi-domain infrastructure calls for careful DNS design, automation, access control, rollback planning and renewal monitoring.
Let's Encrypt projects are often suitable for remote collaboration because configuration, testing and documentation can be performed through controlled access to infrastructure. On-site work in Germany can still help when a company has restricted networks, hardware dependencies or a change process that requires direct coordination.
Let's Encrypt deployments commonly fail because DNS records are incorrect, port access is blocked, redirects interfere with validation or renewal processes lack permissions. A capable specialist traces the ACME challenge, checks logs and confirms that renewed certificates reach every dependent service.
Certbot is a popular client for obtaining and renewing Let's Encrypt certificates, but it is not mandatory. Other ACME clients, including acme.sh, Caddy and Traefik integrations, may fit better when a team needs lightweight automation, reverse-proxy integration or container-based operations.
A capable Let's Encrypt professional explains the validation method, renewal design and failure recovery in clear terms. Ask for evidence of documented automation, secure key handling, monitoring and testing across the actual web servers, DNS providers and deployment workflows involved.
The average hourly rate of freelancers in Germany who have used Let's Encrypt in their recent projects is 92 €, which corresponds to a daily rate of about 734 € based on an 8-hour working day.
Of the freelancers in Germany who have used Let's Encrypt in their recent projects, 62% hold at least a Bachelor's degree, 46% hold at least a Master's degree, and 8% hold a doctorate.
On average, freelancers in Germany who have used Let's Encrypt in their recent projects have 18 years of professional experience, with a single engagement typically lasting around 2.6 years.
The most common languages among freelancers in Germany who have used Let's Encrypt in their recent projects are German (100%), English (100%), and Persian (13%).
The most common industries among freelancers in Germany who have used Let's Encrypt in their recent projects are Information Technology (100%), Banking and Finance (38%), and Manufacturing (38%).
The most common business areas among freelancers in Germany who have used Let's Encrypt in their recent projects are Information Technology (100%), Product Development (94%), and Operations (50%).
Main locations of FRATCH Experts, who have recently used Let's Encrypt
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
