Java Backend Engineer — Spring Boot, Hybrid Work

SA Cosmos; Germany (OH); Hybrid; USD 51,891 - 74,954; Full time

Benefits offered by this job

Permanent contract

Hybrid work model

Opportunities for continuous learning

Competitive compensation package

Job summary

SA Cosmos is looking for a proactive developer to develop, maintain, and optimize backend applications using Java and Spring Boot in a hybrid model based in Germany. The ideal candidate should possess 3–5 years of experience and strong Agile knowledge, along with proficiency in German and English at C1 level.

We offer a permanent contract, a competitive compensation package, and opportunities for continuous learning with a globally oriented client.

Qualifications

• 3–5 years of experience working with Java.
• Strong practical experience with Spring Boot.
• Solid understanding of Agile frameworks (Scrum/Kanban).
• Ability to work in a hybrid model within Germany.
• German and English proficiency at C1 level (both required).

Responsibilities

• Develop, maintain, and optimize backend applications using Java and Spring Boot.
• Collaborate with cross-functional teams following Agile methodologies.
• Participate in code reviews, technical discussions, and architectural decisions.
• Contribute to continuous improvement and uphold high-quality coding standards.

Skills

Java

Spring Boot

Agile methodologies

English proficiency (C1)

German proficiency (C1)

Job description

SA Cosmos is looking for a proactive developer to develop, maintain, and optimize backend applications using Java and Spring Boot in a hybrid model based in Germany. The ideal candidate should possess 3–5 years of experience and strong Agile knowledge, along with proficiency in German and English at C1 level.

We offer a permanent contract, a competitive compensation package, and opportunities for continuous learning with a globally oriented client.