javascript English-speaking jobs in Santa Cruz de Tenerife

Senior Android Engineer to contribute to a global banking platform. 5+ years building scalable mobile solutions, experience with RSA cryptography, and understanding of reactive programming paradigms required.

Designs, develops, and implements NoSQL-based systems and AI-powered solutions for the fashion and retail supply chain. Leads development of .NET microservices, integrating Azure AI/ML services for use cases like visual search and product recommendations. Builds and optimizes MongoDB and Azure CosmosDB solutions, and deploys AI/ML models using ML.NET.

Sales Executive to develop new business in the printing industry, targeting Spain and French-speaking markets. Requires proven new business sales experience, fluency in Spanish and French, and strong communication and negotiation skills.

Mobile QA Tester will analyze requirements, design test plans, and execute manual and automated tests for mobile applications (iOS & Android). Responsibilities include collaborating with developers, using AI-assisted tools for test coverage and debugging, and documenting defects in Jira. Requires 5+ years of experience in mobile QA testing, strong Python skills, and experience with automation frameworks like Appium.

Cloud Software Engineer needed to design, build, and maintain cloud networking services. Responsibilities include developing APIs, automating provisioning and configuration, and contributing to the architecture of distributed systems. Requires experience with automation tools (Terraform, Ansible), containers (Docker, Kubernetes), CI/CD tools, scripting (Python, Bash), and cloud platforms (AWS, Azure, or GCP).

Develop, maintain, and optimize project schedules for Oil & Gas, petrochemical, or energy projects. Coordinate with Engineering, Purchasing, Construction, and Commissioning departments. Perform critical path analysis, track progress, and generate reports.

Financial Accountant needed for Global Finance Operations in Madrid. Prepare and analyze monthly financial reports, execute month-end and year-end closing activities, and oversee payroll and intercompany processes. Must have a professional accounting qualification, ERP system proficiency, and knowledge of IFRS and Spanish accounting principles.

Full-stack developer needed to design, develop, and maintain web applications using Angular, React, Next.js, TypeScript, and Tailwind CSS. Experience with Java Spring Boot, Azure Kubernetes Service (AKS), and PostgreSQL is required. Must have strong knowledge of secure coding practices and microservices architecture.

Designs and develops digital signal processing algorithms for wireless communication systems, focusing on high-precision timing and synchronization. Responsibilities include defining algorithms, simulating them in Python, and having knowledge of modulation schemes. Requires strong DSP and wireless communication systems background, excellent Python programming skills, and knowledge of SDRs and FPGA architectures.

Designs and implements NoSQL architectures and AI-powered solutions for the fashion and retail supply chain. Develops scalable .NET microservices integrating AI/ML models for analytics, recommendations, and operations. Builds and optimizes MongoDB and Azure CosmosDB solutions. Integrates Azure AI/ML services for use cases like visual search, product matching, and sentiment analysis. Applies Infrastructure as Code practices and ensures system observability. Collaborates with stakeholders to align IT solutions with business requirements. Mentors development teams and promotes knowledge sharing.

Simulation Engineer designs, builds, and delivers discrete event simulation models for complex operational systems. Models represent material flow, automation, and process control logic. Experience with FlexSim, Demo3D, AnyLogic, or similar DES software is required.

Leads the operationalization of word-of-mouth marketing, transforming providers into a sales force to drive growth. Owns infrastructure behind referral and affiliate programs. Nurturing providers to bridge creative content and conversion.

Provide legal support to various departments and subsidiaries, drafting and reviewing contracts, and monitoring projects. Requires 4+ years of experience in commercial law and international contracts, fluency in Spanish and English, and strong attention to detail.

AI Engineer to design, build, and scale Generative AI solutions and intelligent agentic systems. Requires 3+ years of experience in Applied AI/Machine Learning, strong Software Engineering skills (Python preferred), and hands-on experience with GenAI applications, RAG pipelines, and agent-based systems.

Account Manager for top-tier restaurant partners in the North East region of Spain. Develop and execute growth strategies, manage partner relationships, and optimize performance through promotions, marketing, and operational improvements.

Technical Sales Representative supporting CEO/GM in Spain, Portugal, and Morocco. Builds grower relationships, provides technical guidance on berry production, and manages customer interactions. Requires 5+ years in berry sales, agronomy knowledge, and strong commercial skills.

Information Security Analyst providing risk management and security services. Responsibilities include conducting security assessments, control testing, and supporting audits. Requires experience in risk analysis, security frameworks, and Linux/AWS environments. Fluent English (B2) required. Hybrid work model with presence in Madrid office.

Field Service Engineer needed for Spain and Portugal. Responsibilities include commissioning, configuring, maintaining, and repairing filling machines and applicators. Requires a technical background with experience in aseptic filling lines and strong customer service skills. Must be fluent in Spanish and English.

Customer Data Platform (CDP) expert needed to support a new CDP project. Responsibilities include configuring, integrating, and maintaining the Treasure Data CDP, translating business requirements into technical specifications, and facilitating integrations with marketing automation platforms. Fluency in English is required.

Dempo seeks a Senior Backend Engineer with 5+ years of experience in Java/Kotlin and Spring Boot to design, develop, and maintain scalable backend systems. Responsibilities include API development, system architecture, code optimization, and mentoring.