Skip to content
freelancermapOpen

Fullstack Developer – Java | Remote | JBA15122

Original title: Fullstack Developer – Java (m/w/d) | Remote | JBA15122

Constaff GmbH · Karlsruhe, Deutschland, Germany · Remote · Senior

  • Karlsruhe, Deutschland, Germany · Remote
  • 18 Monate
  • German

Indexed (8 days ago) · refreshed constantly

Start
2026-11
Duration
18 Monate
Work mode
Remote
Contract
Freelance / B2B
Seniority
Senior
Reference
3062468

Required skills

Nice to have:AI-supported development tools

Languages: German

Job description

Seeking a Fullstack Developer with Java expertise for an 18-month project starting November 2026. The role involves developing and implementing frontend and backend components, designing targeting functions, and working with microservices and APIs.

Responsibilities

  • Development and implementation of frontend and backend components with Java, Spring Boot, and React or Angular
  • Conception and implementation of individual targeting functions for digital campaigns
  • Development and integration of new functions into existing software platforms
  • Implementation of a multi-tenant architecture including tenant separation and configuration management
  • Further development and optimization of REST APIs, microservices, and distributed systems
  • Execution of unit, integration, and end-to-end tests, as well as ensuring production readiness
  • Close collaboration with technical and business stakeholders

Requirements

Due to client requirements, a project-related employment is assumed.

Do you have time and interest in an exciting project?

Then we look forward to hearing from you!

Contact:

Julia Barth

Expert Candidate Relations

  • Sound experience in software development with Java and Spring Boot
  • Good knowledge of React or Angular
  • Experience with REST APIs, microservices, and distributed system architectures
  • Knowledge of CI/CD, containerization, and cloud-native development
  • Confident handling of unit, integration, and end-to-end tests
  • Experience using AI-supported development tools
  • Independent, pragmatic, and quality-oriented way of working
  • Strong team spirit, communication skills, and self-responsibility
  • Willingness to occasionally participate in on-site team workshops approx. 1-2 times per year, as needed

Project details

November 2026

18 months

D7 Karlsruhe / Remote

Project ID: 15122

Application Deadline: 26.10.2026

Dear Network,

We are looking for a Fullstack Developer – Java for our client.

https://www.constaff.com/projektbeschreibung/?positionID=15122

  • Start: 2026-11
  • Duration: 18 Monate
  • Remote: remote
  • Location: Karlsruhe, Deutschland, DE
  • Languages: German

Indexed by 9am's meta-search. You are a job provider? Claim or manage this listing

Found on FreelancerMap DE

  1. Job boardNew

    PSI WMS Developer

    Confidential· Germany· Remote· Senior

    • PSI WMS
    • C++
    • Java
    • +4

  2. Job boardNew

    Java Architect

    Confidential· Berlin, Germany· Remote· Senior

    • Java
    • BASH Programming
    • Linux Enterprise Server
    • +6

Browse all jobs
Sign up free to apply