Junior Full Stack Developer (All Genders)
Seniovo GmbH - Ein Unternehmen der HORNBACH-Gruppe · BE, DE
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About the Role
This role focuses on maintaining, configuring, and extending operational systems like ZohoCRM, Desk, Books, and Sign. You will develop automations, business logic, and LLM-powered solutions, design data exchange between systems, debug integrations, and support internal stakeholders by translating process requirements into functional solutions. Additionally, you will contribute to frontend/UI aspects within the CRM interface.
Responsibilities
- Maintain, configure, and extend operational systems (ZohoCRM, Desk, Books, Sign, and adjacent tools)
- Develop automations and business logic using Deluge, Python, and JavaScript (workflows, functions, client scripts, scheduled jobs)
- Develop and improve LLM-powered solutions, including building AI agents and automations based on Large Language Models
- Develop and test prompts, maintain underlying knowledge bases and training data, and systematically measure result improvements
- Design and implement data exchange between systems via REST APIs, webhooks, and automation platforms
- Debug integrations and resolve data quality issues by reading logs, tracing API calls, identifying root causes, and implementing fixes
- Support internal stakeholders by translating process requirements into functional, maintainable solutions
- Document solutions for clarity and maintainability
- Contribute to frontend/UI topics within the CRM interface
Requirements
- Completed or near-completion degree in Computer Science, Business Informatics, a technical field, or equivalent
- Interest in AI and LLM topics and practical application
- Solid foundation in at least one scripting language (e.g., JavaScript or Python)
- Understanding of how REST APIs work (HTTP methods, status codes, JSON, authentication)
- Basic knowledge of relational data models and business data structures
- Structured, analytical approach with attention to detail
- High willingness to learn, curiosity, and agility in the face of change
- Good communication skills and openness to ask questions early
- German language skills at B2 level minimum
- Experience with Zoho products (CRM, Desk, Books, Creator, Flow) is a plus
- Experience with low-code tools (Make, Zapier, n8n) is a plus
- Experience with Git is a plus
- Experience with SQL is a plus
- Experience with SSO concepts is a plus
Skills
- Deluge
- Python
- JavaScript
- LLM
- AI
- REST APIs
- Webhooks
- Automation platforms
- Data quality
- CRM
- ZohoCRM
- Zoho Desk
- Zoho Books
- Zoho Sign
- Low-code tools
- Make
- Zapier
- n8n
- Git
- SQL
- SSO
Location
- Germany
Work Type
- Full-time
- Hybrid
- Remote (Workation possible)
Experience Level
- Entry-level to Mid-level
Education Level
- Bachelor's Degree
- Master's Degree
Benefits
- Deutschlandticket
- JobRad (after probation period)
- Urban Sports Club membership
- Workation possibility (after probation period)
- Corporate Benefits
- HORNBACH employee stock program
- Modern office with free snacks and drinks
- Large kitchen
- Regular team events
About the Company
- Seniovo GmbH, part of the HORNBACH Group, transforms living spaces into safe, comfortable, and barrier-free environments.
- The company is dedicated to the well-being and independence of people with limited mobility.
- Working at Seniovo means being part of a team characterized by respect, collaboration, and a shared drive to make a positive difference.
- Seniovo offers a platform for creative and ambitious talent in an environment that prioritizes innovation and human well-being.