Senior Backend Developer (Java or Kotlin)
Core
Design and implement complex backend services and features for core system domains, ensuring high quality and scalability.
Role type
Senior Backend Developer (Java/Kotlin)
Builds
Core backend services and scalable solutions
Domain
Fintech / Banking
Deliverable
production ML models | product features
Required skills
Java, Spring Boot, Kotlin, Postgres, Kafka, REST APIs, Reactive Programming, CI/CD, Performance optimization, Security best practices
Preferred skills
Grafana, Prometheus, Mentorship, Process improvement
Responsibilities
Deliver complex backend features end-to-end with minimal supervision; Mentor and support other developers through code reviews and knowledge sharing; Take ownership of core functions or domain areas; Lead efforts to improve team processes including code quality and testing; Collaborate with Product Owners, QA, and DevOps to deliver reliable solutions; Serve as a technical expert and informal leader.
Seniority
Senior, hands-on IC with mentorship responsibilities