AI Fullstack Developer - 100% Remote (from anywhere in Europe) (m/f/d)

Job Description

Are you a highly skilled full stack developer with a minimum of 3 years of experience Do you have exceptional problem solving and communication skills If you value the flexibility of remote work and uninterrupted focus time apply now at Digistore24 one of Germanys top IT companies...

Who is Digistore24

We are one of the fastest-growing tech companies in Europe.

What drives us We shape the digital future! Our mission is to empower people with our software and expertise to share their knowledge online enabling them to fulfill their dream of an own business. As a result millions of people gain access to information that helps them reach their goals. To keep pace with our growth we aim to expand our teams sustainably. We emphasize working with experts and strong personalities who share our values regardless of their location.

Your new dream job

• Backend AI Integration into PHP-based Systems: Develop expand and maintain PHP middleware that connects our AI solutions with Zendesk and Digistores backend systems
• Frontend Feature Development with AI Capabilities: Build and enhance modern frontend componentsoptionally powered by AI toolsto enable interactive intuitive user experiences for both internal and external applications
• Tool-Based Workflow Automation (e.g. n8n): Design implement and maintain process automations using workflow tools like n8n. This includes triggering actions via APIs managing webhooks and ensuring seamless orchestration across internal and third-party systems
• Set Up and Maintain Databases: Configure monitor and maintain relational databases that support the integration middleware ensuring efficient data access transformation and storage for AI-powered features and backend services
• Sustain and Extend Integration Codebase: Take full ownership of the PHP-based middleware layer that acts as the connective tissue between AI services and Digistores platformensuring long-term stability scalability and performance

Your benefits at Digistore24

You will play a crucial role in shaping our cutting-edge projects in our collaborative work environment while enjoying flexibility in working time and location.

• Work in our partners coworking spaces (max. 3 days a week) or in your home office as long as you can guarantee uninterrupted internet access
• Regular further education
• The stability of an extremely successful German high-tech company that is funded by its successful product and not by investors
• Outcome focused teams and a culture of direct feedback
• Modern equipment
• International collaborative team with strong cohesion
• Spectacular team events in various European countries
• Autonomy from day one
• Contribution to the retirement scheme
• Work in your team on a first-name basis without a dress code and at eye level
• Flexible working hours from Mondays to Fridays

Requirements

Your superpowers

• Expertise in PHP and full-stack web development: Proven experience in building and maintaining scalable applications with PHP backends databases and modern frontend tech.
• AI affinity and OpenAI ecosystem familiarity: Comfortably uses AI APIs like OpenAI with practical understanding of prompt engineering and AI capabilities.
• API and niddleware integration proficiency: Skilled in connecting services via APIs and integrating third-party platforms with internal systems.
• Tool familiarity (n8n Zapier etc.): Ability to build complex automation flows with tools like n8n with a deep understanding of event triggers and webhooks.
• Flexibility and willingness to take on challenges: Openness to handle tasks outside core expertise when needed showing motivation and contributing to team goals in unfamiliar areas.
• PHP (Symfony or custom frameworks): Advanced-level backend engineering skills ideally with experience in maintaining larger codebases and crafting robust middleware logic.
• JavaScript HTML CSS (Frontend Basics React/Vue): Good working knowledge of frontend stacks to assist or own end-to-end feature development.
• REST API & Webhook Integration: Comfort with designing and integrating APIs handling authentication flows (OAuth2 API keys) and managing error resilience.
• Database and Data Layer Management (SQL NoSQL Elasticsearch etc.): Proficient in managing and interacting with various types of data systems including relational databases (e.g. SQL) NoSQL stores (e.g. MongoDB) and search-optimized data layers (e.g. Elasticsearch). Skilled in data modeling querying transformation and extraction using appropriate tools (e.g. SQLAlchemy Pandas) supporting scalable integrations and AI-enhanced features.
• n8n or Similar Workflow Tools: Building and maintaining workflow automations connecting Digistore systems with 3rd party apps.

This position is NOT for you if

• ... you lack strong PHP development experience: This role centers on working within a PHP-based middlewarerobust backend PHP experience is critical.
• ... you want to train or deploy AI models: This is not an ML Ops or model-training rolefocus is on AI integration not research or deployment pipelines.
• ... you are not comfortable with automation platforms like n8n: Daily work involves process orchestrationunderstanding these tools is essential.
• ... you are not confident developing full-stack features alone: The role involves both backend and occasional frontend contributionsautonomy is expected.
• ... you struggle to translate AI potential into product features: While deep AI knowledge isnt required you must be fluent enough to identify valuable applications and integrate them.

Our values

Please take a REALLY close look at the values. Are you ready to live them