Senior API Developer at N Consulting Ltd

Senior API Developer

Location: Bad homburg / Nuremburg
Experience: 5+ years
Job Type: Full-time
Role Overview:

We are seeking a Senior API Developer with strong expertise in building robust APIs and experience in LLM chatbots/AI integration, particularly leveraging Sage or similar platforms. The ideal candidate will have hands-on experience with modern Java development, Spring Boot, and RESTful APIs, and be comfortable working with Git/GitLab and Maven.
Key Responsibilities:

Design, develop, and maintain scalable APIs and backend services.

Integrate AI/LLM chatbot solutions into applications (Sage experience preferred).

Collaborate with cross-functional teams to deliver high-quality software solutions.

Implement best practices for code quality, testing, and deployment using Git/GitLab and Maven.

Troubleshoot, debug, and optimize applications for performance and scalability.
Required Skills & Experience:

Programming Languages: Java 21+, JavaScript

Frameworks & Technologies: J2EE, Spring Boot

API Development: REST API design and implementation

Version Control & CI/CD: Git, GitLab, Maven

AI/LLM Integration: Experience with chatbots or AI-driven applications (Sage preferred)

Strong problem-solving skills and ability to work independently.
Nice to Have:

Experience with cloud platforms (AWS, Azure, GCP)

Knowledge of containerization (Docker, Kubernetes)

Familiarity with AI/LLM model fine-tuning or prompt engineering