javascript English-speaking jobs in Santa Cruz de Tenerife

The Researcher will conduct hands-on research and development focused on battery cell preparation, testing, and recycling. Responsibilities include Li-ion coin cell preparation, Li recovery, electrochemical testing, materials characterization, and data analysis.

Provides administrative, operational, and organizational support to the General Manager and management team. Prepares documentation, manages schedules, and tracks tasks. Requires experience in administrative roles, proficiency with office tools, and fluency in English and Spanish.

Sales Development Representative fluent in English and Spanish to prospect for new opportunities and execute campaigns. Will qualify leads, conduct outbound prospecting, and work with the global business development team to drive demand. Requires 1-2 years of outbound sales experience in SaaS environments.

The Chief Operating Officer will lead the scaling and professionalization of Almond Real Estate's operations, ensuring operational excellence in a fast-growing environment. The COO will review, improve, and automate core processes to build strong foundations for sustainable growth.

The Corporate PR & Comms Manager EMEA will oversee the company's external PR strategy across Europe, enhancing visibility, safeguarding reputation, and ensuring consistent messaging. Responsibilities include developing and implementing communication plans, managing media relations, and providing strategic counsel to spokespeople.

Cloud Platform Engineer will design, implement, and optimize Azure infrastructure, CI/CD pipelines, and deployment processes for enterprise applications.

Account Project Coordinator needed for multinational packaging company. Fluent Spanish and English required, Portuguese a plus. Minimum 2 years experience in project management, internal sales, or operations. Experience in the packaging sector preferred.

Laboratory Technician needed to perform experiments, analyze data, and support laboratory organization. Requires a Bachelor's or Master's degree in a relevant field and experience with cellular biology, molecular biology, and other laboratory techniques.

Business Analytics Trainee will participate in decision-making for a growing international business. Responsibilities include corporate reporting, analysis of key indicators, and budgeting.

Design Engineer to lead technical design and planning of photovoltaic solar power plants. Responsibilities include layout design, detailed engineering, tender support, and interdisciplinary coordination. Requires a Bachelor's degree in a relevant field, 2+ years of experience in large-scale photovoltaic projects, and proficiency in CAD software, MDT, and Excel.

Senior Project Manager (AI) to lead complex AI initiatives (Generative AI, ML, data engineering) from initiation to deployment. Manage multiple mid-to-large projects, ensuring quality, timeline, and budget compliance. Coordinate cross-functional teams, manage dependencies, and remove delivery impediments.

SAP Basis professional with experience in SAP Basis activities, upgrades, and cloud infrastructure for SAP applications. Requires strong troubleshooting, communication, and customer focus skills.

Provide technical and scientific support for NME and complex generic development projects. Identify relationships between drug substance properties and drug absorption. Build mathematical models describing formulation effects on drug absorption. Develop PK/PD models and contribute to scientific documentation for regulatory submissions.

Leads a large-scale CRM team, developing and executing customer engagement strategies to drive loyalty, retention, and growth. Oversees daily operations, technology selection and optimization, and multi-channel campaign delivery. Analyzes customer data, tracks key metrics, and collaborates with cross-functional teams.

Build and maintain production AI agent flows using Python and LangGraph. Design and implement automation flows and recommendation engines. Own the integration with sandboxed execution environments for tool execution.

Customer Success Manager to lead operations in Valencia, Spain. Manage a team of specialists, define customer success strategies, and collaborate cross-functionally to drive client satisfaction and retention. Requires 5-7 years of experience in Customer Success, 2+ years of team management, and proficiency in Italian and English.

Internship in Customer Service & Commercial Support (B2B) for a 6-month period with potential for permanent employment. Provide B2B customer support, manage orders, and assist with quotations and documentation.

Leads operational performance of a global portfolio of luxury hotels, resorts, and lodges. Oversees all operational activities, ensures brand standards, and supports General Managers in delivering exceptional service and financial results.

Technical Lead for electrical power distribution projects in data centers. Leads technical strategy and execution, ensuring resilient and scalable solutions. Requires a Master's degree in Electrical Engineering, 5+ years of project leadership experience, and 5+ years in electrical power distribution. German (B2) and English (B2/C1) fluency required.

Designs and develops womenswear garments aligned with brand identity and market needs. Requires a degree in Fashion Design, 5+ years experience, and proficiency in Adobe Illustrator and Photoshop.