Kotlin developer

Nitka Technologies develops software for customers in the US and Europe and brings together about 300 professionals from Eastern Europe, North and South America, Armenia, Georgia and Kazakhstan.

We are looking for an experienced Kotlin developer for a long-term project. The client is a fintech company offering credit products, plastic card issuance, and consumer finance with installment plans.

Responsibilities:

• Design and evolve banking APIs for mobile applications and internal/external services.
• Build scalable backend solutions using Kotlin and modern JVM technologies.
• Contribute to the architecture, scalability, and reliability of core banking and partner platforms.

• 5+ years of experience in the JVM ecosystem, with strong expertise in Kotlin or Java.
• Deep understanding of concurrency and asynchronous programming.
• Experience designing systems using clean architectures (DDD, event-driven approaches).
• Solid knowledge of distributed systems and their trade-offs.
• Hands-on experience with Docker and Kubernetes, preferably in an AWS environment.
• Strong spoken English (Intermediate level and higher).

Nice to Have

• Interest or experience in platform engineering.
• Experience with database performance optimization.
• Background in functional programming.
• Experience building internal libraries, SDKs, or developer tools.

Working conditions:

• Remote work with no time trackers, flexible working hours
• Full-time (8 hours/day)
• Attractive USD compensation
• Paid vacation, holidays, sick leaves