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Joboffer dated from 02/15/2024

Principal PHP Developer (f/m/x)

Programmer: IT / Backend / Client / Web





Company data

Bytro Labs GmbH

Zirkusweg 2

20359   Hamburg

Job description


As a Principal PHP Developer (f/m/x), you would extend our PHP backend systems and APIs, building, enhancing, and extending our backend API according to current stability, performance, scalability, security, and maintainability standards. You will directly work with marketing and other stakeholders to integrate new partner APIs and tracking systems into our user backend. You can also contribute by implementing new features to our Javascript/HTML tools and services.

  • Lead architecture improvements and modernization of our core PHP API and backend systems powering our games
  • Drive initiatives to enhance the stability, performance, and scalability of our PHP platform and live game systems
  • Promote and implement security, testing, and development best practices
  • Contribute high-quality, maintainable PHP code using a wide range of technologies like Composer, Sentry, Sonar, PHPUnit, Github, Docker, MySQL, Memcache, Redis, Jenkins, Grafana, Kibana, Nexus, and Nginx.
  • Take ownership of important tech KPIs that ensure a smooth gameplay experience.
  • Shape the technical vision and roadmap for our PHP backend.
  • Partner with Marketing, Product, and Game Design to align technical work to business goals
  • Lead integration of new APIs, payment systems, and data tracking
  • Spearhead projects to modernize and professionalize our PHP architecture
  • Mentor and guide developers on your team, instilling best practices



  • 7+ years of professional experience in PHP development
  • Deep expertise in PHP 7/8, unit testing, composer, PSRs, and modern PHP frameworks
  • You have worked on multi-server, high-load PHP applications
  • Experience leading complex, high-traffic PHP applications and APIs
  • Passion for writing clean, well-structured, maintainable code using design patterns appropriately
  • Ability to implement and promote best practices for reliability, performance, scalability, security
  • Excellent analytical and problem-solving skills
  • Strong leadership skills; able to influence and mentor teammates
  • Ability to understand business needs and translate them into technical requirements
  • You are fluent in technical and business English; German language skills are a plus
  • You have experience with agile methodologies like Kanban, Scrum
  • You are enthusiastic about games and enjoy working in an interdisciplinary team
  • You are interested in learning outside of the box and also taking over full-stack development tasks



Flexible Work Environment

  • Amazing location in Downtown Hamburg with hybrid remote work options
  • Family-friendly working hours and great work-life balance


Learning & Growth

  • Our unique Flex-Friday model offers the opportunity to work on strategic initiatives or self-directed learning projects in emerging technologies like AI and machine learning.
  • Quarterly personal development with internal and external training opportunities
  • Individual language courses in German and English


Culture & Perks

  • Fun, energetic environment with competent and motivated teammates
  • Regular team events, creative breaks, and company celebrations
  • Subsidized public transportation pass
  • Shared office space in a modern, professional work environment
  • Short decision-making processes

Contact Person

Cynthia John

Senior Talent Acquisition Manager

Zirkusweg 2

20359 Hamburg

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