Middle Backend Developer (Java/Kotlin)

We are looking for a Middle Backend Developer (Java/Kotlin).

What We Offer: the opportunity to influence technical and architectural decisions; involvement in the full development lifecycle, from design to deployment; hands-on experience with Big Data technologies and distributed systems; technical mentorship and opportunities for professional growth.

About the Project

We develop a Big Data platform and tools focused on:

• Data Ingestion — collecting and delivering data from business systems to an analytical data warehouse..

• Data Maintenance — maintaining and optimizing data storage..

• Analytics Integration — integrating various analytics services and tools into the data platform.

Our Tech Stack

• Backend: Java, Python, Rust, Spring Boot.

• Data Streaming & CDC: Apache Kafka, Kafka Connect, Debezium.

• Data Processing & Storage: Apache Spark, Apache Iceberg, Trino, Ozone S3.

• Database: PostgreSQL.

• Infrastructure: Kubernetes.

We are looking for a Middle Backend Developer (Java/Kotlin). What We Offer: the opportunity to influence technical and architectural decisions; involvement in the full development lifecycle, from design to deployment; hands-on experience with Big Data ...

Technical Requirements

Must-have

• Java and/or Kotlin
• Spring Boot
• Apache Kafka
• Relational databases (PostgreSQL)

Nice-to-have

• Rust and/or Python
• Apache Spark
• S3-compatible object storage
• Experience with distributed systems and Big Data technologies

What We Expect

• A proactive mindset and willingness to take ownership of tasks.
• Interest in contributing to technical discussions, design decisions, and architecture.
• Willingness to learn new technologies, receive feedback, and grow with guidance from the Tech Lead.