Overview Join Plexus Tech. We are looking for a programmer with 3 years of experience in Java development and familiarity with data analysis.

Responsibilities ~ SQL query optimization Requirements General Requirements Vocational training in Computer Science or higher Minimum 3 years experience in a similar position Ability to work in a team, with a willingness to learn.

Intermediate

English (Highly desirable).

Programming

Language ~ Java (Java SE and EE) Framework Knowledge Spring / Spring Boot Hibernate / JPA Maven / Gradle Databases Relational: PostgreSQL, Oracle Schema design and normalization SQL query optimization Advanced SQL (joins, subqueries, CTEs, window functions) Basic knowledge of statistics Tools ~ DBeaver Data Analysis & ETL ~ Extract, Transform, Load (ETL)



knowledge BI Tools Pentaho Apache NiFi Complementary Technologies Git / GitHub / GitLab RESTful APIs and web services Testing: JUnit, Mockito Technical documentation (Swagger, OpenAPI) Agile methodologies (Scrum, Kanban) Benefits Hybrid model: work from any of our 24 work centers in Spain, from home, or a combination. Collaborative environment within the company. Work with leading professionals.

Access to ongoing training. Professional development opportunities. Adaptable compensation with health insurance, meal vouchers, childcare, and transportation.

📌 Java Developer + Data Analysis (Madrid)
🏢 Plexus Tech
📍 Madrid