Senior Kotlin Developer

We are seeking a talented and experienced Senior Kotlin Developer to join our dynamic team at Paynetics AD. As a Senior Kotlin Developer, you will play a critical role in designing, developing, and maintaining high-quality software solutions using Kotlin and Spring Boot.


  • Collaborate with cross-functional teams to gather requirements and translate them into technical specifications.
  • Design, develop, and maintain robust and scalable applications using Kotlin and Spring Boot.
  • Write clean, efficient, and maintainable code following best practices and industry standards.
  • Conduct code reviews, provide constructive feedback, and mentor junior developers.
  • Troubleshoot and debug software defects, as well as identify and address performance bottlenecks.
  • Stay updated with emerging technologies and industry trends, recommending innovative solutions to enhance our fintech products.


  • Bachelor’s degree in Computer Science, Software Engineering, or a related field.
  • 5+ years of professional experience in Kotlin development.
  • Strong proficiency in Spring Boot and Kotlin, with a deep understanding of their core principles and best practices.
  • Familiarity with relational databases (e.g., MySQL, PostgreSQL).
  • Familiarity with agile development methodologies.
  • Strong problem-solving and analytical skills.
  • Excellent communication and collaboration abilities.

Considered a Plus:

  • Experience with message brokers such as Apache Kafka or RabbitMQ.
  • Familiarity with cache engines like Redis or Memcached.
  • Knowledge of AWS services, deployment, and management.
  • Understanding of cryptographic principles and their application in securing financial transactions.

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