Sebastian M.-PHP Symfony Developer
Check rate
Experience
PHP Symfony Developer
ITZBund
- Development of PHP Symfony applications
- Creating Docker images
- Supporting the further development of the Bundes Cloud
Training Platform Developer
TÜV Rheinland
- Further development of the training platform with Laravel
- Migration of the platform from Laravel 8 to Laravel 10
- Migration from PHP 7.4 to PHP 8.2
Symfony Backend Developer and Docker Swarm Developer
CPA SoftwareConsult GmbH
Software Developer
Primamedia UG
- New development of VOD portals based on Laravel 8
- Implementation of Vue 3 with Composition API and GraphQL
- Use of TypeScript
Software Developer
Sensus Media e.K.
- Development of a shop for Denios using the Commercetools API and Storyblok as well as Symfony 5
- Use of Vue.js, React and Node.js
- Use of Bootstrap and Tailwindcss
PHP Game Backend Developer
Whow Games GmbH
Development of a backend for a new game based on Symfony 4/5 and Doctrine 2
Databases: MySQL (AWS AuroraDB), MongoDB (AWS DocumentenDB)
Use of Google Firebase
Setting up AWS ECS clusters
Data analysis with Google BigQuery
From September 2020, work in the data team with Luigi (Python) and AWS Redshift
PHP Developer
Good Game Studios / Altigi GmbH
Freelance Backend PHP Developer
Whow Games GmbH
Backend Developer
Gleich Aluminium GmbH
- Development of internal communication between customers and subcontractors based on the Symfony 4 framework
Web Developer
Elbfloristik.de
- Creation and maintenance of a website for a flower shop with WordPress and The7 Theme Templating System
Software Developer
Intelligent Solution GmbH
- New development of a towing service application based on Zend Framework 3
- Repair and maintenance work on a cadastral office web application
Backend Developer
Firma medientech.de
- Development of an API interface for printing companies based on Zend Framework 3
Software Developer
Mukutu GmbH
- Further development of a language portal based on Zend Framework 2 and Doctrine 2
- Co-development of a language portal based on Zend Framework 2 and Doctrine 2
- Creation of a plugin for a Magento 2 shop ([link]
- Repair of the layout for a shop based on Magento 1.9 ([link]
Software Developer
G&G Media Foto-Film GmbH
- Further development and maintenance of the content management system for VOD portals
- Support with SEO measures
Web Developer
Freiwillige Feuerwehr Lauenburg
- Development of the website with Drupal 7
Web Developer
G&G Media Foto-Film GmbH
- Development of a content management system and a VOD video portal with billing system based on Zend Framework 3 and Doctrine 2 ORM
- Development of an affiliate system for partner billing and advertising material management
- SEO support
- Server installation and maintenance (Linux, NGINX, PHP 7 FPM, MySQL/MariaDB)
Webmaster and Team Leader
Surf Media GmbH
- Management of the webmaster team
- Product maintenance and SEO
- Development of small applications
- Server maintenance
Freelancer
Self-employed
- Online retail
- System migrations from Windows NT to Windows XP at cooperative banks, savings banks, and Metro
- System and PC configuration
- PC hardware sales
Industry experience
See where this freelancer has spent most of their professional time.
Experienced in Media and Entertainment, Information Technology, Retail, Banking and Finance, Government and Administration, and Professional Services.
Business area experience
See which departments and functions this freelancer has contributed to most.
Experienced in Information Technology, Marketing, Product Development, Operations, Sales, and Business Intelligence.
Skills
- Programming Languages: Php8, Typescript, Mysql/Mariadb, Mongodb, Redis, Javascript, Html, Html5, Css3, Python, Graphql, Some Go-Language
- Frameworks: Laravel, Symfony, Jquery, Vue 3, Vue.Js, React, Node.Js, Bootstrap, Tailwindcss
- Cloud Technologies: Docker, Aws Ecs Cluster, Amazon Documentendb, Amazon Rds, Amazon Aurora Db, Aws Lambda
- Content Management Systems: Wordpress, Drupal
Languages
Statistics
Experience
Global experience
Expertise
Profile
Frequently asked questions
Have questions? Find more information here.
Sebastian is based in Lauenburg/Elbe, Germany.
Sebastian speaks the following languages: Polish (Native), German (Advanced), English (Elementary).
Sebastian has at least 23 years of experience. During this time, Sebastian has worked in at least 11 different roles and for 16 different companies. The average length of individual experience is 1 year and 4 months. Note that Sebastian may not have shared all experience and actually has more experience.
Based on recent experience, Sebastian would be well-suited for roles such as: PHP Symfony Developer, Training Platform Developer, Symfony Backend Developer and Docker Swarm Developer.
Sebastian's most recent position is PHP Symfony Developer at ITZBund.
In recent years, Sebastian has worked for ITZBund, TÜV Rheinland, CPA SoftwareConsult GmbH, Primamedia UG, and Sensus Media e.K..
Sebastian is most experienced in industries like Media and Entertainment, Information Technology, and Retail. Sebastian also has some experience in Banking and Finance, Government and Administration, and Professional Services.
Sebastian is most experienced in business areas like Information Technology, Marketing, and Product Development. Sebastian also has some experience in Operations, Sales, and Business Intelligence.
Sebastian has recently worked in industries like Media and Entertainment, Government and Administration, and Information Technology.
Sebastian has recently worked in business areas like Information Technology, Marketing, and Product Development.
The availability of Sebastian needs to be confirmed.
Daily rate distribution
The rates shown represent the typical market range for freelancers in this position based on recent contracts on our platform.
Average rates for similar positions
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 27 Sep 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
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