532,283+ Remote Full Stack Developer Angular Java Python Ai Jobs in Spain — Top Companies Hiring August 2026

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Remote AI Code Reviewer & Engineer (Contract)

Alignerr is seeking Software Engineers in Valencia for a fully remote hourly contract.Envíe su solicitud a continuación después de leer todos los detalles y la información de apoyo sobre esta oportunidad de trabajo.You will build, evaluate, and improve AI-generated code, helping train AI systems to th ...

Remote AI Trainer & Data Annotator (Freelance)

Toloka is seeking a part-time, remote freelance Annotator to participate in online projects that improve AI systems. You will review data, label content, and flag any issues according to project guidelines. Projects vary and compensation scales by scope and expertise. Applicants should have at least a ...

Remote: Spanish Fluent AI Trainer & Evaluator

Prolific busca hispanohablantes avanzados para entrenar y evaluar modelos de IA de vanguardia. Si superas una prueba rápida, te unirás como participante experto y recibirás pago por entrenar y evaluar tareas de IA en español. Las investigaciones suelen pagar 30 USD por hora de IA completada. Debes esta ...

Senior Software Engineer Remote AI Infrastructure

Alignerr is seeking Senior Software Engineers to design, build, and scale AI infrastructure for production systems.Todos los candidatos deben asegurarse de leer atentamente la siguiente descripción del puesto y la información antes de enviar su solicitud.This is a fully remote, hourly contract role sp ...

Remote Forward Deployed Healthcare AI Engineer

Idoven is looking for a Forward Deployed Engineer in Madrid to lead technical integration projects with clients, customize their platform for specific use cases, and resolve complex issues. You will work closely with major clients in the medtech space, providing technical guidance and driving implementation s ...

Remote AI Language Specialist — Portuguese Training

Alignerr is seeking a Portuguese-language expert to help train and refine AI systems. This remote, hourly contract role requires deep linguistic insight and experience teaching or evaluating learner language. You will work asynchronously and contribute actionable feedback to improve AI tutoring models ...

Remote Mobile Engineer — AI Finance Neobank

BJAK is seeking experienced mobile developers to build our AI Neobank App for Android and iOS.Envíe su solicitud a continuación después de leer todos los detalles y la información de apoyo sobre esta oportunidad de trabajo.You will ship clean, reliable mobile experiences and collaborate with product, ...

AI Analyst – Cytora Platform (Remote Spain)

CORUS Consulting is seeking an AI Analyst to embed Cytora's AI platform into underwriting and portfolio management for an international insurance project.Las cualificaciones, habilidades y toda la experiencia relevante necesaria para este puesto se pueden encontrar en la descripción completa a continuació ...

Remote Strategy Consultant — AI Training Design

Mindrift, in partnership with Toloka, is launching a Management Consulting domain and seeks experienced strategy consultants to shape AI learning environments. This is a remote, project-based, individual-contributor role focused on analytical design and evaluation. Applicants should have 3+ years at a ...

AI Training Expert — Remote, Flexible Hours

Prolific is seeking AI Training Experts in Barcelona to train and evaluate AI models, with competitive pay up to $25/hr. Candidates will complete tasks which may include analyzing, editing, and writing annotations for AI systems. Applicants must have professional experience as an AI Trainer and be read ...

AI Training Expert — Remote, Flexible Hours

Prolific seeks AI Training Experts to assist with the training and evaluation of advanced AI models. This role requires professional experience and attention to detail as you’ll perform tasks including analyzing and editing AI outputs. Participants benefit from competitive pay rates, flexible hours, an ...

Remote Academic Researcher: AI Training & Reports

YO IT Consulting is seeking an Academic Researcher to work remotely. In this role, you will use your expertise to shape the training of next-generation AI systems through high-quality research. Your responsibilities will include conducting in-depth analysis, preparing complex documents, and collaborati ...

Remote Fullstack Engineer – Healthcare AI & Growth

You. Better. With Alan.Alan is building a vertically integrated health partner that unites insurance and smart healthcare delivery into one seamless system. Our vision is to make prevention the new norm of care for all. You. Better. With Alan.Alan is building a ...

Remote AI Software Engineer Task Designer

Anyone AI is looking for skilled software engineers to engage in project-based, part-time roles focusing on evaluating coding tasks in collaboration with a leading AI lab. Candidates must have a strong proficiency in Python and JavaScript/TypeScript, alongside 3–7 years of software engineering experience. </p ...

AI Powered SaaS Account Executive Remote

Lighthouse Indy is seeking a results-driven SaaS sales professional to own the full sales cycle for independent hotels. You will build your own pipeline, manage opportunities, and close deals in a quota-driven role. You will leverage AI-enabled tools to prepare, qualify, and progress opportunities, whi ...

Senior Software Engineer Remote AI Infrastructure

Alignerr is seeking Senior Software Engineers to design, build, and scale AI infrastructure for production systems. This is a fully remote, hourly contract role spanning 20–40 hours per week and open to candidates in Spain and beyond. You will work on production-grade software, APIs, data pipelines, an ...

Lead Conversational AI Architect — Remote & Flexible

Phoenix Contact busca un/a profesional especializado/a en inteligencia artificial conversacional para liderar la evolución técnica de su chatbot global. Será responsable del diseño conversacional, la arquitectura de flujos y la optimización de diálogos, integrando nuevas capacidades de IA y analizando rendimi ...

AI Impact Node.js Engineer — Remote Contract

YO IT Consulting is seeking a Node.js Developer for a remote contract role. You will apply deep expertise in Node.js, JavaScript, and TypeScript to provide expert input for AI model training, review code samples, and help shape robust backend solutions. This position emphasizes clear written communicat ...

Remote Senior AI & Data Strategy Lead

A leading tech consultancy is seeking a Senior Digital Strategist to join their operations team in Barcelona. The candidate will design innovative AI solutions and lead data strategy projects, ensuring alignment with business objectives. Candidates must have over 5 years of experience in consulting or product ma ...

Senior AI Scientist — Education & NLP (Remote)

A global education technology company is seeking a Senior AI Scientist in Spain to join their team in developing innovative AI solutions for education. The ideal candidate will have strong skills in generative AI, statistical modeling, and proven experience in building production-ready machine learning models. T ...

Product Manager AI Driven ERP (Remote)

UNIT4 NV is hiring an experienced product manager to own new ERP-related products from idea through production. You will drive discovery, shape the product, and work closely with design and an AI-assisted development team to deliver rapidly and continuously improve after launch. You will partner with c ...

AI Driven Account Executive — Remote (Spain)

Lighthouse is seeking a results-driven Sales Professional to own the full sales cycle for independent hotels, from prospecting to close. You will build pipelines, qualify opportunities with MEDDPICC, and leverage AI-assisted tools to improve discovery and pricing. The role emphasizes value selling to h ...

Senior AI Automation Engineer Remote & Flexible

T-Systems sucht einen Senior Software Engineer mit Fokus auf Generative AI und Automatisierung, der interne KI-Tools entwickelt und die Zusammenarbeit der Entwicklungsteams verbessert. Sie arbeiten eng mit Backend/Frontend/DevOps, implementieren MCP-APIs, etablieren ein Framework und fördern speicherba ...

Remote AI Architecture Researcher — Equity & Growth

Jobgether is partnering to fill an AI Researcher — AI Architecture Research position in Spain. This research-driven team explores novel model architectures beyond Transformer approaches. You will design, evaluate, and prototype architectures, run rigorous experiments, publish results in top venues, and ...

Remote Data Quality Specialist (AI Training)

Prolific, based in Madrid, seeks a Database Administrator for AI training.Consulte la descripción del puesto a continuación. Si confía en que tiene las habilidades y la experiencia adecuadas, envíe su solicitud hoy mismo.The role involves reviewing AI-generated data and executing data entry tasks with ...

Remote AI Quality Analyst (Spanish) 62133

Based in San Francisco, California, Turing is the world’s leading research accelerator for frontier AI labs and a trusted partner for global enterprises deploying advanced AI systems. Turing supports customers in two ways: first, by accelerating frontier research with high-quality data, advanced training pipe ...

Senior AI Scientist — Education & NLP (Remote)

A global education technology company is seeking a Senior AI Scientist in Spain to join their team in developing innovative AI solutions for education.Solicitar este puesto es sencillo. Desplácese hacia abajo y haga clic en Solicitar para ser considerado para esta posición.The ideal candidate will have ...

Spanish Speaking AI Data Specialist (Remote)

Prolific busca hispanohablantes avanzados para ayudar a entrenar y evaluar modelos de IA de vanguardia. Si tienes la experiencia necesaria, te enviaremos una prueba rápida para evaluar tus habilidades y aptitud para tareas de IA. Si tienes éxito, serás invitado a unirte a Prolific como participante exp ...

Prompt Engineer: AI Prompting & Production (Remote)

Paradigma Digital busca un Prompt Engineer para diseñar, optimizar y evaluar instrucciones para modelos de lenguaje grandes. Serás puente entre producto, datos y desarrollo, asegurando interacciones fiables y alineadas con los objetivos del proyecto. Trabajarás en un equipo innovador con posibilidad de ...

Remote FinTech AI Finance Analyst (Contract)

DataAnnotation is seeking an experienced Finance Professional to help train AI models.Presente su candidatura después de leer los siguientes requisitos de habilidades y cualificaciones para este puesto.You will measure progress, evaluate logic, and solve problems to improve the quality of each model.< ...

Finance AI Trainer (Contractor) — Remote & Flexible

DataAnnotation is seeking an experienced Finance Professional to help train AI models.Por favor, asegúrese de leer completamente el resumen y los requisitos de esta oportunidad de empleo que se detallan a continuación.You will measure the progress of AI chatbots, evaluate their logic, and solve proble ...

Senior AI Computing Architect Remote Europe

Axelera AI is seeking a Senior/Staff EngineerSiga leyendo para comprender completamente lo que este trabajo requiere en cuanto a habilidades y experiencia. Si su perfil encaja, presente su candidatura.- Computing Architecture to design the next generation of AI computing systems.You will work with ...

Data & AI Governance Lead — Hybrid/Remote

SDG Group España está en búsqueda de un profesional para su equipo de Data & AI Governance. La misión consiste en diseñar estrategias del gobierno del dato e implementar un modelo Data-Driven dentro de las empresas líderes. Se requieren 3 a 10 años de experiencia en consultoría, habilidades analíticas ...

Remote Android Engineer — AI Finance Agent

BJAK is seeking a mobile developer to build the native Android experience for BJAK's AI Finance Agent.¿Es este el puesto que está buscando? Si es así, siga leyendo para obtener más detalles y no olvide enviar su solicitud hoy mismo.This role focuses on clean user flows, fast performance, product quali ...

Frontier AI Security Analyst (Remote, Contract)

Alignerr is seeking AI Security Analysts to probe frontier models, uncover vulnerabilities, and help ensure AI remains safe, reliable, and resistant to misuse.Obtenga más información sobre este puesto leyendo los detalles a continuación y luego envíe su solicitud para ser considerado.This is a fully r ...

Remote Finance AI Trainer Independent Contractor

DataAnnotation is seeking an experienced Finance Professional to help train AI models.¿Es este el siguiente paso en su carrera? Descubra si es el candidato adecuado leyendo la descripción completa a continuación.You will measure the progress of AI chatbots, evaluate their logic, and solve problems to ...

Remote: AI Driven Clinical Trial Manager

Alignerr is seeking an experienced Clinical Study Manager to oversee the operational execution of clinical trials for AI training and healthcare research projects.Obtenga más información sobre este puesto leyendo los detalles a continuación y luego envíe su solicitud para ser considerado.This fully re ...

AI Powered SaaS Account Executive Remote

Lighthouse Indy is seeking a results-driven SaaS sales professional to own the full sales cycle for independent hotels.Envíe su solicitud a continuación después de leer todos los detalles y la información de apoyo sobre esta oportunidad de trabajo.You will build your own pipeline, manage opportunities ...

AI Driven Technical Support Engineer, Remote

Crossover is hiring a Technical Support Engineer for AI-augmented, high‑complexity ticket resolution.Maximice sus posibilidades de que su candidatura sea seleccionada asegurándose de que su CV y sus habilidades se ajustan al perfil.You will reproduce failures, examine logs, and apply AI tools under a ...

AI Driven Account Executive — Remote (Spain)

Lighthouse is seeking a results-driven Sales Professional to own the full sales cycle for independent hotels, from prospecting to close.Descubra exactamente qué habilidades, experiencia y cualificaciones necesitará para tener éxito en este puesto antes de enviar su solicitud a continuación.You will bu ...

AI Driven Technical Support Engineer, Remote

Crossover is hiring a Technical Support Engineer for AI-augmented, high‑complexity ticket resolution. You will reproduce failures, examine logs, and apply AI tools under a framework that keeps ownership of issues until root cause is found. The role is a full-time contractor position with 40 hours per w ...

Remote AI Driven Security Automation Architect

Plain Concepts is redefining Security Operations Centers (SOC) with AI-powered automation and scalable security operations.¿Es este su próximo empleo? Descúbralo leyendo la descripción completa a continuación y no dude en enviar su candidatura.You will evolve traditional SOC environments into AI-nativ ...

Strategic Enterprise AI Account Executive — Remote

Unframe is looking for a Strategic Account Executive to help drive their sales strategy. This role is ideal for someone with over 8 years of enterprise software sales experience, particularly in regulated industries. You'll lead complex sales cycles and collaborate closely with the VP of Sales to refine the s ...

Remote Chief AI Research & Intelligence Leader

Jobgether is seeking a Head of Machine Learning Research & Intelligence to define the research vision for an advanced AI platform and lead collaboration with product and engineering teams.¿Es usted el candidato adecuado para esta oportunidad? Asegúrese de leer la descripción completa a continuación.Yo ...

Remote Spanish AI Trainer & QA Specialist

YO IT Consulting is seeking a Spanish AI Trainer to guide high‑quality input for AI systems.Desplácese hacia abajo para obtener una visión general completa de lo que requerirá este trabajo. ¿Es usted el candidato adecuado para esta oportunidad?This remote contract role emphasizes linguistic accuracy, ...

Remote Technical Lead — AWS Architect & AI

HeyClue busca un Líder Técnico para un proyecto estable con 100% teletrabajo.Se anima a todos los posibles solicitantes a que se desplacen y lean la descripción completa del puesto antes de presentar su candidatura.Si tienes experiencia liderando equipos técnicos, definiendo arquitecturas de software ...

Remote AI Quality Analyst (Spanish) 62133

Por favor, lea detenidamente la información de esta oferta de empleo para entender exactamente qué se espera de los posibles candidatos.Based in San Francisco, California, Turing is the world’s leading research accelerator for frontier AI labs and a trusted partner for global enterprises deploying adv ...

Remote Academic Researcher: AI Training & Reports

YO IT Consulting is seeking an Academic Researcher to work remotely.Maximice sus posibilidades de que su candidatura sea seleccionada asegurándose de que su CV y sus habilidades se ajustan al perfil.In this role, you will use your expertise to shape the training of next-generation AI systems through h ...

Remote Enterprise AI Sales Leader — Spain

ElevenLabs is seeking an experienced Enterprise Account Executive to drive growth across Spain.Por favor, asegúrese de leer atentamente los siguientes detalles antes de enviar cualquier solicitud.The ideal candidate has a well‑established network and a proven track record of selling to C‑level executi ...

Lead Conversational AI Architect — Remote & Flexible

Phoenix Contact busca un/a profesional especializado/a en inteligencia artificial conversacional para liderar la evolución técnica de su chatbot global.Asegúrese de leer detenidamente la información sobre esta oportunidad antes de presentar su candidatura.Será responsable del diseño conversacional, la ...

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    Remote Full Stack Developer Angular Java Python Ai Jobs in Spain Job Search Guide, Trends and Insights