Daniel L.-Developer / Software Architect
Check rate
Experience
Developer / Software Architect
rffl.io
- PHP 8.4
- Platform for prize draws: API-first approach with Symfony/API Platform
- API Platform 4.2 (REST, JWT, Doctrine/PostgreSQL, API documentation) plus AWS tools
- Symfony 7.3 for infrastructure, hosting, and subsequent operation on AWS with ECS
- Postgres
- AWS RDS, SQS, Fargate, RDS Postgres database, and AWS-SQS message queue
- Infrastructure management with Terraform
- After successful Terraform implementation, the next organizational step is to establish a GmbH
Developer / Software Architect
Boxine GmbH
- PHP
- Optimization and further development of the shop backend as a central interface within the company
- Performance optimization as user numbers grew rapidly
- Launch of additional shops
- Integration of Commercetools, OpenSearch, AWS services, and Redis
- Onboarding new AWS colleagues
Developer / Software Architect
Cologne Broadcasting Center GmbH
- PHP
- Symfony
- Update of a prize draw portal
- Design and development of the Logo Generator for internal use
- Optimization of the video database
- Working in an agile team to support internal ZF1 teams
Developer / Software Architect
Telefónica Deutschland Gruppe
- PHP
- Symfony
- Expansion of the existing Customer Self Care application
- Integration with various internal systems via SOAP and REST
- Migration of the legacy application to the new system architecture based on a REST API and React
- Integration into the existing system landscape using Docker, PHPUnit, and Jenkins
Developer / Software Architect
Zentrale Polizeidirektion Niedersachsen
- PHP
- Upgrade of the internal configuration and master data management system from PHP 5.3 to PHP 7.2
- Adaptation of the database and LDAP integration (openLDAP)
- Ensuring existing functionality through frontend tests with PHPUnit and Behat
Developer / Software Architect
Printus GmbH
- PHP
- Design, development and optimization of a multi-tenant system based on OXID EE 6.7
- Refactoring of the existing template structure
- Integration of Webpack as a build tool
- Updating the existing JavaScript technology based on ECMAScript 5
- Quality assurance using PHPUnit
Developer / Software Architect
Telefónica Deutschland Gruppe
- PHP
- Symfony
- Extension of the existing Customer Self Care application
- Integration with various internal systems via SOAP and REST
- Migration of the legacy application to the current framework version
- Quality assurance through code reviews
- Testing using PHPUnit and Behat
- Use of Docker and Jenkins
Developer / Software Architect
Cologne Broadcasting Center GmbH
- Intranet relaunch for the RTL Group
- Implementation of individual components based on Symfony microservices as REST interfaces
- Refactoring of spiele.rtl.de to ensure short-term GDPR compliance
- Use of PHP, Docker and ZF1
Industry experience
See where this freelancer has spent most of their professional time.
Experienced in Retail, Media and Entertainment, Telecommunication, Advertising, Information Technology, and Government and Administration.
Business area experience
See which departments and functions this freelancer has contributed to most.
Experienced in Information Technology, Product Development, and Quality Assurance.
Summary
I have over 10 years of experience working as a software architect and developer, building scalable platforms and refining complex systems for diverse organizations. I specialize in PHP and Symfony, have worked extensively with AWS, and have a strong background in API-first design, performance optimization, and secure data management.
I enjoy working in agile environments where I bring new technologies into traditional settings to drive efficiency and maintain high software quality. My practical approach and hands-on expertise help me deliver meaningful improvements across various industries.
Skills
- Php
- Symfony
- E-Commerce
- Devops
- Aws
Languages
Statistics
Experience
Global experience
Expertise
Frequently asked questions
Have questions? Find more information here.
Daniel is based in Kerpen, Germany and can operate in on-site, hybrid, and remote work models.
Daniel speaks the following languages: German (Native), English (Advanced).
Daniel has at least 7 years of experience. During this time, Daniel has worked in at least 1 role and for 6 different companies. The average length of individual experience is 1 year and 10 months. Note that Daniel may not have shared all experience and actually has more experience.
Based on recent experience, Daniel would be well-suited for roles such as: Developer / Software Architect.
Daniel's most recent position is Developer / Software Architect at rffl.io.
In recent years, Daniel has worked for rffl.io, Boxine GmbH, Cologne Broadcasting Center GmbH, and Telefónica Deutschland Gruppe.
Daniel is most experienced in industries like Retail, Telecommunication, and Media and Entertainment. Daniel also has some experience in Government and Administration, Advertising, and Information Technology.
Daniel is most experienced in business areas like Information Technology, Product Development, and Quality Assurance.
Daniel has recently worked in industries like Retail, Media and Entertainment, and Telecommunication.
Daniel has recently worked in business areas like Information Technology and Product Development.
Daniel is immediately available for suitable projects.
Daily rate distribution
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Average rates for similar positions
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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 15 Nov 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
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