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.

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