ph3Overview /h3pJoin Plexus Tech. We are looking for a programmer with 3 years of experience in Java development and familiarity with data analysis. /ph3Responsibilities /h3ulliSQL query optimization /li /ulh3Requirements /h3ulliGeneral Requirements /liliVocational training in Computer Science or higher /liliMinimum 3 years experience in a similar position /liliAbility to work in a team, with a willingness to learn. /liliIntermediate English (Highly desirable). /li /ulh3Programming Language /h3ulliJava (Java SE and EE) /li /ulh3Framework Knowledge /h3ulliSpring / Spring Boot /liliHibernate / JPA /liliMaven / Gradle /li /ulh3Databases /h3ulliRelational: PostgreSQL, Oracle /liliSchema design and normalization /liliSQL query optimization /liliAdvanced SQL (joins, subqueries, CTEs, window functions) /liliBasic knowledge of statistics /li /ulh3Tools /h3ulliDBeaver /li /ulh3Data Analysis ETL /h3ulliExtract, Transform,



Load (ETL) knowledge /li /ulh3BI Tools /h3ulliPentaho /liliApache NiFi /li /ulh3Complementary Technologies /h3ulliGit / GitHub / GitLab /liliRESTful APIs and web services /liliTesting: JUnit, Mockito /liliTechnical documentation (Swagger, OpenAPI) /liliAgile methodologies (Scrum, Kanban) /li /ulh3Benefits /h3ulliHybrid model: work from any of our 24 work centers in Spain, from home, or a combination. /liliCollaborative environment within the company. /liliWork with leading professionals. /liliAccess to ongoing training. /liliProfessional development opportunities. /liliFlexible compensation with health insurance, meal vouchers, childcare, and transportation. /li /ul /p #J-18808-Ljbffr

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