Android developer



  • Development and support of SayKit SDK for Unity on Android (Kotlin/Java).
  • Development and maintenance of an ad network library in Kotlin/Java.
  • Collaborate with teammates to improve the code base.
  • Implement and enforce best practices for code quality, testing, and documentation.
  • Technical consulting on SDK integration issues.
  • Can localize a non-obvious bug;


  • 4+ years of experience in Kotlin and Java, focusing on SDK development.
  • Design, development, and maintenance of project architecture.
  • Strong problem-solving skills and the ability to make sound technical decisions.
  • Experience working with Kotlin Coroutines
  • Good level of English.


  • A high level of income commensurate with your well-being.
  • Work anywhere in the world, including our offices in Warsaw, Limassol and Paphos. Personalized gifts for birthdays.
  • Financial assistance in various events (birth of children, wedding, morning of a close relative).
  • Reimbursement of part of the expenses for sports hobbies.
  • Paid lunches in the office.
  • Comfortable workplace with a lifting table and ergonomic chair. In some regions, massage in the office is available at a nominal price, the rest is paid by the company.
  • Insurance or reimbursement for medical care for you and up to 3 family members of your choice in your location.
  • Payment for your English/Polish tuition at internal courses.
  • Ability to independently manage your work schedule. For us, the main thing is completing tasks on time and open communication with the team.
  • Support in learning new things and improving your professional level through conferences, online/offline training, meetups, books.
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