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# Middle+ Full Stack Developer

- **Company:** Next Level Affiliate Marketing
- **Location:** Palma, Spain
- **Contract:** Permanent contract
- **Skills:** JavaScript (Programming Language), Artificial Intelligence, Application Performance Management, Ubuntu (Operating System), Code Review, Databases, Database Schema, DevOps, Elasticsearch, Integrated Development Environments, Linux System Administration, MySQL, Software Tools, ReactJS, Backend, Git, Vue.js, Software Version Control
- **Published:** August 20, 2026
- **Apply:** https://www.buscojobs.com.es/middle-full-stack-developer-en-islas-baleares-ID-368451006

## About the Role

5+ yearsas a developer or DevOps engineer
Strong experience withPHP, 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

## Description

Position: Middle+ Full Stack DeveloperLanguage:* EnglishType:Full-time, Permanent ContractAbout UsNext Level is an international affiliate marketing agency based in Mallorca.Since ****, 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 youWe're looking for an experiencedMiddle+ Full Stack Developerto 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.ResponsibilitiesDevelop and maintain full stack applications usingPHP, Elastic Search, MySQL, andLaravelDesign and optimize database schemas and queriesImprove application performance, security, and scalabilityLead code reviews and support best practices across the teamCollaborate with other developers, marketers, and designersContribute to planning, architecture decisions, and documentationHelp onboard and mentor new developers as the team growsRequirements5+ yearsas a developer or DevOps engineerStrong experience withPHP, Elastic Search, MySQL, and modern backend frameworksComfortable 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 mindsetKnowledge of limits, edge cases and structure of AI developmentExperience in efficiently using AI development tools and quality controlWhat We OfferPermanent contract & competitive salary23 vacation daysSupport for language courses at the Official Language SchoolModern, central office in Palma with good transport linksInternational, friendly team and regular team eventsDrinks, fruit, and a smooth onboarding processLife in MallorcaHere, everything is within reach-beaches, mountains, city life.Mallorca is built for balance, with work and life both just 15 minutes away.