Position: Senior Java Developer (with Open Payment Framework (OPF) experience)
Company: Kozak Agency
Experience required: 5y
English level: upper

**Key Requirements:**
Proficiency in Java 11 and above.
Strong knowledge of Spring Boot.
Demonstrated skills in data processing, analysis, and modeling.
Experience with Elastic stack (Elastic Search, Kibana) or other NoSQL databases.
Familiarity with Docker containers.
Exceptional communication skills, both written and verbal in English, with the ability to articulate ideas to both technical and non-technical audiences.
A deep understanding of Open Payment Framework (OPF) is a mandatory requirement.

**Additional Interests or Experience:**
Familiarity with Webflux/Reactor.
Experience with Kubernetes.
Exposure to cloud platforms, particularly AWS or other cloud providers.
Experience in deploying software within a regulated financial services environment.