Senior Java Backend Engineer - End-to-End Microservices

Ambush; España; A distancia; EUR 55.000 - 90.000; Jornada completa

Descripción de la vacante

Ambush is a distributed, people-first company building modern backend platforms with Java, Spring Boot and microservices. You will join a distributed team, delivering production features end-to-end and communicating with clients in English.

The role targets a hands-on backend engineer capable of shaping backend services, APIs, and integrations in a Java microservices environment, with a focus on quality and reliability.

Formación

• 6+ years of professional backend development with Java.
• Strong core Java skills: OOP, design patterns, collections, multithreading.
• Production experience with Spring Boot and microservices.
• REST API design and integration.
• Relational databases and SQL (PostgreSQL, Oracle, or similar).
• Event streaming or messaging with Kafka or similar.
• Git, CI/CD pipelines and Docker.
• Unit and integration testing with JUnit/Mockito.
• Fluent English for daily client work.
• Based in Spain or Poland with the right to work there.

Responsabilidades

• Design, build and maintain backend services with Java and Spring Boot.
• Develop REST APIs and event-driven integrations with Kafka.
• Write clean, tested code and participate in code reviews.
• Work with architects and product owners to break down requirements and estimate work.
• Support production issues and improve performance and reliability.

Conocimientos

Java

Spring Boot

Microservices

REST APIs

SQL

Kafka

Git & CI/CD

JUnit/Mockito

English

Spain/Poland work eligibility

Herramientas

Docker

Jenkins

Git

Kubernetes

Hibernate/JPA

Descripción del empleo

Ambush is a distributed, people-first company building modern backend platforms with Java, Spring Boot and microservices. You will join a distributed team, delivering production features end-to-end and communicating with clients in English.

The role targets a hands-on backend engineer capable of shaping backend services, APIs, and integrations in a Java microservices environment, with a focus on quality and reliability.