Position: Middle+ Full Stack Developer
Language:* English
Type: Full-time, Permanent Contract
About Us
Next Level is an international affiliate marketing agency based in Mallorca. Since 2009, we've delivered 20,000+ projects and supported 100+ clients in building sustainable revenue through affiliate channels. We're one of Germany’s top affiliate agencies—and we’re growing fast across Europe.
About you
We’re looking for an experienced Middle+ Full Stack Developer to join our in-house team in Palma. You’ll be responsible for building and maintaining scalable applications and database systems, are comfortable and experienced using AI-tools in an AI-based development environment and ask the right questions to secure quality. You are working closely with our product and marketing teams to create customer value, intelligent and efficient tools.
Responsibilities
Develop and maintain full stack applications using PHP, Elastic Search, MySQL , and Laravel
Design and optimize database schemas and queries
Improve application performance, security, and scalability
Lead code reviews and support best practices across the team
Collaborate with other developers, marketers, and designers
Contribute to planning, architecture decisions, and documentation
Help onboard and mentor new developers as the team grows
Requirements
5+ years as a developer or DevOps engineer
Strong experience with PHP, Elastic Search, MySQL , and modern backend frameworks
Comfortable with JavaScript (vanilla; React or Vue.js is a plus)
Experience in Linux environments (Ubuntu) and version control (Git)
Clear communicator with a proactive, team-first mindset
Knowledge of limits, edge cases and structure of AI development
Experience in efficiently using AI development tools and quality control
What We Offer
Permanent contract & competitive salary
23 vacation days
Support for language courses at the Official Language School
Modern, central office in Palma with good transport links
International, friendly team and regular team events
Drinks, fruit, and a smooth onboarding process
Life in Mallorca
- Here, everything is within reach—beaches, mountains, city life. Mallorca is built for balance, with work and life both just 15 minutes away.
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