Java Developer + Data Analysis

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.
• Flexible compensation with health insurance, meal vouchers, childcare, and transportation.