freelance English-speaking jobs in Balearic Islands

Senior Frontend Developer needed for a customer project. Expertise in React.js, design systems (Figma, Storybook), and UX principles required. Must have experience with modern JavaScript features, build tools (Vite, Babel), Git, RESTful APIs, and testing frameworks (SonarQube, Vitest).

Firmware Developer with 3-4 years of experience needed for a fast-growing startup. Design and implement firmware for embedded systems and optical transceivers. Collaborate with hardware and system engineers using Scrum methodology.

The Technical Functional Analyst will translate business requirements into detailed functional specifications, user stories, and acceptance criteria. Responsibilities include drafting technical documentation, creating logic diagrams, and acting as a liaison between business stakeholders and the development team.

Revenue & Reservations Trainee will manage room reservations, optimize rates, and support revenue strategies. Responsibilities include handling bookings, updating rooming lists, and analyzing data. Requires fluency in Spanish and English, and a positive, proactive attitude.

Prototype Factory seeks a Frontend Developer to build beautiful, responsive, and functional UIs for MVPs and prototypes. Collaborate with designers and backend engineers to translate Figma designs into production-ready components. Experience with TypeScript, React, Next.js, and UI libraries is required.

This Systems Engineer role focuses on owning and optimizing the global cloud infrastructure for N26. Responsibilities include system lifecycle management, automation, AI infrastructure provisioning, monitoring, and troubleshooting. The ideal candidate will have experience with AWS services, IaC (Terraform or AWS CDK), containerization, and DevOps practices.

Leads Serrala's global communications strategy, partnering with Executive Leadership Team to drive a unified narrative. Manages media relations, crafts content, and oversees internal communications programs.

Immigration Lawyer will provide legal services to expats and entrepreneurs, focusing on immigration needs. Responsibilities include client service, process optimization, and content creation. Must have a Spanish Law degree, at least 2 years of Immigration Law experience, and fluency in English and Spanish.

Lead and evolve IT operations and infrastructure for a European deep-tech company developing RISC-V processor technology. Manage a hybrid infrastructure including on-premise HPC clusters, cloud platforms, and Rocky Linux/RHEL-based compute farms.

Motion Graphics Designer Internship: Create high-performing short-form video ads for Meta, TikTok, and Snap. Develop creative testing frameworks and leverage AI tools to produce a high volume of ad variations.

Chemical Engineer needed to design, formulate, and optimize photopolymerizable systems for lens manufacturing using volumetric printing. Requires Master's degree in Chemistry, Chemical Engineering, or Polymer Science, plus experience in radical photopolymerization.

The Client Advisor guides clients through the brand's values and heritage, building lasting relationships and achieving sales targets.

The Centro Nacional de Análisis Genómico (CNAG) seeks a Bioinformatic Post-doctoral fellow for the Biomedical Genomics Group. The successful candidate will have a PhD in bioinformatics or a related field and experience with NGS-data analysis, developing new methods, and working in a multidisciplinary environment.

GALGO REAL ESTATE seeks a Senior Real Estate Sales Agent with experience in property consulting, fluent in English and Spanish, and strong negotiation skills. Responsibilities include prospecting, property valuation, client advice, and follow-up.

Manage social media and content for a global online travel business, focusing on the DACH market. Responsibilities include content creation, community management, video editing, and tracking KPIs. Requires fluency in German and English, strong storytelling skills, and a passion for travel.

QC Analyst needed for weekend shifts at INSUD PHARMA's León site. Analyze API, intermediate, and final samples using techniques like GC, HPLC, TLC, and KF to ensure product quality. Complete analytical documentation and maintain chemical reagent stock. Minimum 3 years experience in analytical techniques and GMP/GLP regulations required.

Seabery, a leading global Augmented Reality company, seeks an Administration Manager to oversee accounting, financial reporting, tax management, and treasury for group companies. The role involves managing a team, promoting process improvements, and coordinating with external advisors.

Experienced Infrastructure Architect needed to design and deliver Cloud or hybrid-based solutions. Must have 8+ years of experience supporting enterprise-class services and creating technical roadmaps for end-user technologies. Strong understanding of EUC technologies, including Virtualization, SCCM, Active Directory, Azure, and Office 365. Excellent communication and presentation skills required.

The Customer Journey & OTA Lead owns and improves the guest experience from first interaction to post-trip follow-ups. This role manages OTA platforms (Booking.com, Hostelworld, Expedia, Viator/GetYourGuide), ensuring accurate and optimized listings. The ideal candidate has 2+ years of experience in customer service, hospitality, travel, or OTA management, strong English and Spanish communication skills, and is highly organized.

Senior Azure Data Platform Engineer with AI knowledge needed to build and maintain a leading Azure environment for GenAI workloads. Responsibilities include designing, developing, and optimizing cloud platforms, implementing CI/CD pipelines, and managing Azure OpenAI and Azure Machine Learning environments. Strong technical knowledge in Terraform, Azure Services, and scripting is required.