Senior PHP Backend Developer/Tech Lead for Stryber (Kyiv)





We are Stryber - a leading company builder, located in Munich (Germany) and Zurich (Switzerland).

We build web/ mobile prototypes and MVPs to test and iterate business ideas quickly in the market. Later, we scale and grow the most promising ones to become leading solutions in their market.

Simple click-dummies, rapid MVPs or sophisticated deep-tech SaaS solutions, we have a variety of start-up projects ahead of us in industries like FinTech, PropTech, Health, Food/Beverage or MarTech.

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On behalf of Stryber, Ciklum is looking for Senior PHP Backend Developer, Tech Lead to join Kyiv team on full-time basis.

We are looking for a Senior PHP Backend Developer responsible for building new digital ventures from scratch and/or adding new features to one of our existing platforms. Your primary focus will be the development of all server side logic, definition and maintenance of the central database, and ensuring high performance and responsiveness to requests from the front­end. You will also be responsible for integrating the front­end elements built by your co­workers into the application. Therefore, a basic understanding of front­end technologies is necessary as well.

Apart from your excellent programming skills, you possess the ability to think from a customer­-oriented perspective, to build features as efficiently and smart as possible, and have high expectations of yourself to build customer­-friendly, fast, and reliable software.



  • Design, build, and maintain efficient, reusable, and reliable PHP code
  • Building backend solutions that can be connected with multiple external APIs and handle data efficiently (e.g. asynchronous processes, caching, error handling, batch processing, secure transmissions)
  • Integration of user facing elements developed by front­end developers with server side logic
  • Identify bottlenecks and bugs, and devise solutions to these problems
  • Actively help to improve code quality, application speed and scalability architecture and automatization
  • Build reusable code and libraries for future use


  • 3+ years experience with building sophisticated PHP web and backend solutions
  • Strong knowledge of PHP web frameworks (such as Laravel and Symfony)
  • Understanding the fully synchronous behavior of PHP
  • Basic understanding of front­end technologies, such as JavaScript, HTML5, and CSS3 necessary, but highly developed full­stack experience is strongly preferred
  • Strong knowledge of the common PHP or web server exploits and their solutions
  • Understanding fundamental design principles behind a scalable application
  • User authentication and authorization between multiple systems, servers, and environments
  • Integration of multiple data sources and databases into one system
  • Familiarity with limitations of PHP as a platform and its workarounds
  • Creating database schemas that represent and support business processes
  • Familiarity with SQL/NoSQL databases and their declarative query languages
  • Familiarity with concepts of OOP, MVC, Mocking, ORM, continuous integration, micro services, and RESTful
  • Able to create database schemas that represent and support business processes
  • Able to implement automated testing platforms and unit tests
  • Proficient understanding of tools like GitHub and Jira
  • Experience with popular APIs, like Mailchimp or Stripe, is a plus
  • Experience with Magento e­commerce solution is a plus
  • Good written and verbal English is a must

Personal skills

  • Reliable, organized, communicative, customer-oriented;
  • Passion for startups;
  • Doer/achiever;
  • Intrinsic high-quality standard and motivation to constantly learn and improve

What's in it for you

  • Work on really cool startup projects, they might include the next unicorn :);
  • We do not expect a 9-to-5 working routine; results count;
  • We cultivate a respectful atmosphere in which everyone feels comfortable to speak up freely;
  • We achieve extraordinary outcomes that exceed the expectations of our clients and make our customer happy;
  • Awesome team challenger events and a lot of fun;
  • Competitive salary protected from local currency deviations;
  • State of the art, cool, centrally located offices with warm atmosphere which creates really good working conditions.