Senior Kotlin Engineer

Responsibilities

- Proven track record with 5+ years of Kotlin experience

- Solid foundations in object-oriented programming, clean code and design patterns

- Proficiency in Spring, Hibernate, Hazelcast, JPA

- Good knowledge of OAuth2.0

- Excellent problem-solving and analytical skills

- Team player, able to work independently

- Experience with Agile/Scrum methodologies

- Experience with MS SQL, PostgreSQL databases

- Azure or other cloud platforms experience a plus

- Familiarity with RabbitMQ, Apache Kafka

- Understanding of DevOps practices and tools (e.g., Jenkins, GitLab CI/CD)

- Experience with financial, banking or trading solutions is a plus

- English communication skill a plus

Requirements

- Proficiency in English.

- Master's degree or Bachelors degree in Computer Science with equivalent practical experience.

- Solid expertise in backend development and platform architecture, with a minimum of 5 years of experience in related roles.

- Proven experience in integrating with various payment service providers and implementing diverse payment methods.

- Strong command of Java programming language.

- Familiarity with cloud-based solutions, preferably on platforms like AWS, Google Cloud, or Azure.

- Experience with building secure and scalable distributed systems, preferably with microservices architecture.

- Familiarity with relational databases and proficiency in optimizing database performance for payment processing.

- Excellent problem-solving abilities and a strong commitment to delivering high-quality solutions in a fast-paced environment.

- Exceptional communication and collaboration skills, enabling effective teamwork and coordination with cross-functional teams.

Benefits

- Competitive salary

- Medical insurance post-probation

- Hybrid work model (remote/office, Warsaw)

- Paid time off and sick leave

- Career growth opportunities in a dynamic, rapidly growing company

- Collaborate with a highly skilled team

- Flexible work options with a focus on work-life balance and employee well-being.