Senior Java Microservices Backend Engineer (Spring, Kafka)

Wise Integration

United States

Remote

USD 140,000 - 210,000

Full time

14 days+

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Job summary

Lever, Inc. in the United States is seeking a Senior Java Developer to join a fintech project focused on scalable backend systems, data integration, and event-driven architecture.

You will design and deliver Java/Spring Boot microservices and work with data streaming and Data Warehouse initiatives. You will collaborate with engineering, data, DevOps, and business teams to implement Kafka or RabbitMQ-based messaging, ensure reliable data flows, and optimize relational databases such as PostgreSQL

Qualifications

Strong hands-on experience with Java and Spring Boot.
Proven experience with microservices architecture.
Hands-on experience with Kafka, RabbitMQ, or similar messaging/streaming technologies.
Experience with data streaming and/or Data Warehouse / DWH projects.
Good knowledge of relational databases (PostgreSQL, MS SQL Server, or similar).
Fluent in English.

Responsibilities

Design, develop, and maintain backend services using Java and Spring Boot.
Build and support microservices and event-driven solutions.
Work with messaging and data streaming tools such as Kafka, RabbitMQ, or similar.
Contribute to data integration, CDC, ETL/ELT, and/or DWH-related initiatives.
Collaborate with engineering, data, DevOps, and business teams.

Skills

Java

Spring Boot

Microservices

Kafka

RabbitMQ

Data Warehouse

DWH

PostgreSQL

MS SQL Server

English

Tools

Kafka

RabbitMQ

Job description

Lever, Inc. in the United States is seeking a Senior Java Developer to join a fintech project focused on scalable backend systems, data integration, and event-driven architecture.

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