CareerPlan

Java Developer (Spring Boot) [gn]

Koblenz am Rhein, RHEINLAND_PFALZRemoteFull-time2026-09-28 → 2026-10-27
Hybrid

Core

Develop robust, scalable, and secure backend applications using Java and Spring Boot for products serving millions of users in the education sector.

Role type

Senior IC Java Backend Engineer (Spring Boot)

Builds

RESTful APIs, microservices, and data models for digital products in the education sector.

Domain

Software Engineering / Backend Development / Education Technology

Deliverable

production ML models | product features

Required skills

Java 21+, Spring Boot, RESTful API design, SQL (MariaDB, MySQL), Redis, Spring Data JPA, JUnit, Mockito, Git, CI/CD, Docker, Kubernetes, Domain-Driven Design

Preferred skills

DevOps practices, asynchronous processing, Notion

Technologies

Java, Spring Boot, MariaDB, MySQL, Redis, JUnit, Mockito, Git, GitLab, Docker, Kubernetes, Swagger/OpenAPI

Responsibilities

Design and develop robust backend applications and RESTful APIs; optimize database models and queries; implement automated tests and code reviews; participate in architectural decisions and CI/CD pipeline improvements.

Seniority

Senior, hands-on IC