Senior Java Software Engineer

SoftServe; España; Presencial; EUR 50.000 - 75.000; Jornada completa

Descripción de la vacante

SoftServe is building a simulation and prediction platform for a global fashion retailer operating in 200+ online and 90+ offline markets. You will design scalable backend solutions using Java and the Spring ecosystem, with strong focus on real-time predictions and data processing.

Responsibilities include developing backend features, collaborating with engineers and QA, building microservices, and integrating with messaging systems, APIs, and data storage.

Formación

• Proficiency in Java 11+ and Spring ecosystem.
• Experience with Kafka or messaging systems and REST APIs.
• Strong testing mindset and Agile collaboration.
• Familiarity with SOLID, GRASP and domain‑driven design.

Responsabilidades

• Develop backend features for a complex platform with scalability and real‑time predictions.
• Collaborate with engineers, QA, and stakeholders on requirements and delivery priorities.
• Build and maintain microservices using Java/Spring for efficient data processing.
• Implement integrations with messaging systems, APIs, and data storage solutions.
• Ensure code quality via unit, integration, and E2E testing and best practices.
• Contribute to architectural decisions, documentation, and continuous improvement.

Conocimientos

Java 11+

Spring Boot

JPA/Hibernate

Relational databases

MongoDB

Kafka

REST APIs

OpenAPI

Testing tools

SOLID/GRASP

Domain-driven design

Microservices

Agile

Communication

Herramientas

Maven

Webpack

Grafana

Graylog

SonarQube

Descripción del empleo

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.