Senior Java Software Engineer

SoftServe; As Catro Rúas; Presencial; EUR 48.000 - 72.000; Jornada completa

Descripción de la vacante

SoftServe in Galicia, Spain is hiring a Java backend developer to help build a simulation and prediction platform for a global fashion retailer. You will design scalable backend features, implement microservices, and ensure reliable real-time data processing.

Requirements include Java 11+, Spring Boot, Kafka, REST APIs, OpenAPI, and strong testing practices. You will collaborate with engineers, QA, and stakeholders in an Agile environment to drive architecture decisions and deliver robust

Formación

• Proficiency in Java 11+ and Spring Boot stack.
• Experience with Kafka, REST APIs and OpenAPI.
• Knowledge of testing practices and tools.
• Familiarity with Maven, Webpack, Grafana, Graylog and SonarQube.

Responsabilidades

• Develop backend features for a scalable platform with real-time predictions.
• Collaborate with engineers, QA, and stakeholders on requirements and delivery.
• Build and maintain microservices with Java and Spring for clean architecture.
• Integrate with messaging systems, APIs and data storage solutions.
• Ensure code quality via unit/integration/E2E testing and tools.
• Contribute to technical decisions, docs and continuous improvement.

Conocimientos

Java 11+

Spring Boot

JPA

Hibernate

Relational databases

Mongo

Herramientas

Kafka

REST APIs

OpenAPI

Maven

Webpack

Grafana

Graylog

SonarQube

Descripción del empleo

About the role

In this role, you will contribute to building a simulation and prediction platform for a global fashion retailer operating across 200+ online and 90+ offline markets. You will help design solutions that enable better decision-making for distribution center capacity, reducing risks of overstock and inventory gaps through data-driven insights.

Responsibilities

• Develop backend features for a complex platform, ensuring scalability, performance, and reliable real‑time predictions


• Collaborate closely with engineers, QA specialists, and stakeholders to align on requirements, architecture, and delivery priorities


• Build and maintain microservices using Java and the Spring ecosystem, ensuring clean architecture and efficient data processing


• Implement and maintain integrations with messaging systems, APIs, and data storage solutions


• Ensure code quality through unit, integration, and E2E testing, applying best practices and testing tools


• Contribute to technical decision‑making, documentation, and continuous improvement of system design and development processes

Requirements

• Strong proficiency in Java 11+, Spring Boot, JPA, Hibernate, relational databases, and Mongo


• Hands‑on experience with Kafka or similar messaging systems, REST APIs, and OpenAPI standards


• Good knowledge of testing tools and practices


• Familiarity with tools such as Maven, Webpack, Grafana, Graylog, and SonarQube


• Understanding of design principles, including SOLID, GRASP, and domain‑driven design


• Experience with microservices, real‑time data processing, and scalable application design


• Strong communication skills, ability to estimate work, document decisions, and collaborate in Agile environments


• Upper‑intermediate or higher English level for effective communication with global teams


• Fluent Spanish proficiency for effective communication with Spanish‑speaking clients and stakeholders

SoftServe is an equal opportunity employer. Qualified applicants will receive consideration regardless of race, color, ancestry, ethnicity, national origin, religion, sex, sexual orientation, gender identity or expression, age, citizenship, disability, health condition, marital or family status, veteran status, or any other characteristic protected by applicable law.