Senior PHP developer

About us

Located in Vilnius and extending globally, Syno International is a data-driven company with branches and clients all around the world. We specialise in collecting, processing and analysing consumer data to empower our clients in their decision-making process. We own and maintain multiple products for innovative survey creation, respondent management and data lake solutions.

We are looking for a person to join our development team and take responsibility for improving, creating, and developing our in-house software solutions. Our technical stack consists of PHP 8, Symfony 5, MySQL, MongoDB, Redis, Vue.js v3, AWS, Git and many more.

If you're ready to make a meaningful impact on our PHP Development, join us and be a part of our professional team!

What you will do:
  • Write clean and maintainable code.
  • Write tests to cover critical functionality areas.
  • Design/amend/improve database structure.
  • Design and optimize current systems for the best performance and stability.
  • Design and implement new solutions, solve challenging tasks such as parallel job execution, data synchronization and more.

We expect you to be great at:
  • Symfony is not new to you.
  • Relational databases known from create, alter, drop to migration and you can talk about implemented performance solutions (column store, sharding) for solving large dataset issues.
  • You also have strong knowledge in Mongo (or other non-relational) database and know its tricks and problems.
  • Infrastructure support like load-balancing, Linux server management, automation, security would be a great benefit.
  • Designing/implementing/improving APIs.
  • Not just familiar with writing tests but written them in the past.
  • Understand OOP standards and your thinking is based on those principles.
  • Fluent in English.

We are looking forward to your application even if you don't fully meet all the requirements. We believe that skills or qualifications can be acquired through learning!

Our offer:
  • Salary: From 5000 to 7500 Eur Gross depending on your experience and competences.
  • Health insurance and Wellness program.
  • Training programmes.
  • Dynamic and flexible work environment, hybrid work model.
  • Delicious coffee and snacks at the Office.
  • Office in Vilnius Old town with parking.
  • Foosball tournaments.
  • Team buildings and company events.


Your application and sending CV including your personal data will be considered as your permission to manage your personal data what we will perform only for recruitment purposes with the strictest confidentiality.

Your CV will also be stored in UAB Syno International's database for up to 1 year. Regarding the processing of your personal data (CV) (storage, suspension, cancellation, correction), please contact the company's contact addresses.