123,016+ Remote Fullstack Engineer Java React Ai Api Builder Jobs in Spain — Top Companies Hiring July 2026

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Software Engineer II, Backend (Logistics, Order Tracking UI SDK)

Experteer Overview ¿Tiene su CV preparado? Si es así y confía en que este es el puesto ideal para usted, asegúrese de enviar su solicitud lo antes posible.In this role you will design and maintain the service layer that interfaces with native iOS/Android Tracking SDKs, while shaping robust mobile-centric ...

Principal Node.js Engineer Remote Architecture Lead

BairesDev is seeking a Principal Node.js Engineer to lead the design and optimization of Node.js systems.¿Tiene lo que se necesita para triunfar? La siguiente información debe ser leída atentamente por todos los candidatos.With over 10 years of software development experience required, the role focuse ...

Senior Platform Engineer Data & Privacy

Alan is looking for a Senior Platform Engineer to own and enhance the GDPR Orchestrator, a crucial part of their data lifecycle management. The role involves building tools to enable self-service capabilities across teams and coordinating compliance efforts. The ideal candidate will have 8+ years of ex ...

Mandarin AI Trainer — Domain Expert, Remote & Flexible

A leading AI data platform in Madrid is seeking an AI Trainer with advanced Mandarin fluency to help train and evaluate AI models. This remote position offers competitive pay at $30 per hour for manageable tasks, allowing flexibility in hours. Ideal candidates should have strong attention to detail, a reliable i ...

AI Driven Finance Analyst — Remote, Part Time

A technology consultancy in Barcelona seeks a Freelance Financial Analyst to contribute to advanced AI projects. The ideal candidate will possess a degree in finance and 3+ years of experience in relevant fields such as investment or consulting. Responsibilities include creating tasks for AI training and engagin ...

Digital Accounts Director — AI & Growth Leader (Remote)

Una consultora digital busca un Account Director para liderar grandes cuentas en el sector tecnológico. Esta persona será responsable de gestionar la relación con clientes clave y coordinar equipos para ejecutar proyectos digitales complejos. Se requiere una experiencia mínima de 6-8 años y habilidades en gestió ...

Remote AI Solutions Architect: Data, ML & GenAI

Una empresa líder en transformación digital busca un Arquitecto de Soluciones especializado en Data, IA y procesamiento de eventos. Este rol implica diseñar arquitecturas robustas alineadas con los estándares del sector financiero. Se requieren habilidades en AWS, Azure y herramientas como Docker y Kubernetes. O ...

Catalan AI Data Annotator & Prompt Creator (Remote)

A leading AI training company is seeking detail-oriented linguists for remote projects involving annotation, evaluation, and prompt creation. Candidates must have native or near-native fluency in Catalan and English proficiency. Responsibilities include annotating text and testing AI systems while enjoying flexi ...

AI French Trainer Flexible Hours, Remote Work

A leading online platform seeks an AI Trainer proficient in advanced French to complete training tasks, analyze AI performance on French prompts, and improve AI models. Candidates should have strong attention to detail, reliable internet, and the ability to focus on tasks for up to one hour. Work can be performe ...

AI Trainer Advanced French Fluency (Remote Barcelona)

AI Trainer – Advanced French Fluency Responsibilities Completing AI training tasks such as analyzing, editing, and writing in French. Judging the performance of AI in performing French prompts. Improving cutting‑edge AI models. Completing paid tasks that requ ...

Korean AI Trainer — Advanced Fluency (Remote Work)

A leading data company is seeking an AI Trainer with advanced Korean fluency. In this role, you will complete tasks such as analyzing and editing Korean content, judging AI performance, and helping improve AI models. Successful candidates will take a skills verification test. This position offers competitive pay ...

AI Trainer Advanced Korean Fluency (Madrid Remote)

Overview Prolific is building the biggest pool of quality human data in the world. We support AI development by connecting researchers with a global pool of participants for paid studies. Role: AI Trainer - Advanced Korean Fluency The role involves training and evaluating cutting-e ...

Security Lead: Cloud, AI & Secure SDLC (Remote)

Jobgether is partnering with a security‑moc company to lead security across cloud infrastructure, applications, and corporate IT in a remote‑first setup in Spain. You will own threat modeling, secure SDLC processes, and incident response while aligning with ISO 27001 and SOC 2 requirements. You will co ...

Remote CPA Accountant for AI Data Validation

Crossing Hurdles is seeking an experienced Accountant on a contract basis to support AI training with precise accounting expertise. The role is remote and requires 10-40 hours per week. You will review financial data, ensure accuracy of policies, and deliver clear feedback with a focus on real-world ap ...

AI Initiatives PM | Remote & Cross Functional Leadership

NEORIS, part of the EPAM Group, seeks a Program/Project Manager (AI Initiatives) to lead end-to-end AI projects, define roadmaps, and align business, technology, and compliance teams. You will drive Agile or hybrid delivery, manage risks and KPIs, and ensure ROI while collaborating with cross-functiona ...

Platform Domain Architect Remote, Cloud & AI Leadership

Sanoma Learning cerca un Platform Domain Architect per guidare la progettazione ed evoluzione delle capacità della piattaforma core nel ecosistema digitale di Sanoma Learning. Ruolo chiave per garantire scalabilità, sicurezza e interoperabilità a livello di dominio. Colaborerai con team di prodotto, in ...

Enterprise AI Creative Sales Executive — Spain (Remote)

ElevenLabs is seeking an enterprise sales leader to own the ElevenCreative motion across Spain. Build pipeline, close deals, and drive revenue with enterprise creative and marketing teams using AI-powered content tools. You will define playbooks, build the pipeline, and work cross-functionally with pro ...

AI Driven Visual Designer — Remote, Fast Iterations

AiKit Research busca perfiles de diseño gráfico para un equipo de comunicación en una de las startups de IA con mayor crecimiento. Deberás traducir conceptos complejos en piezas visuales claras y atractivas, manteniendo identidades visuales consistentes en múltiples canales. Trabajarás en un entorno qu ...

Remote Media Designer: AI Driven Growth & Impact

Bending Spoons is seeking a talented designer to help create exceptional visuals across paid, social, product, and presentation assets. You will master your craft, expand into adjacent disciplines, and use AI to push creative output while maintaining speed and quality. You will work in a fast, entrepre ...

Senior ML Architect | Remote/Hybrid, Global AI

eXperience IT Solutions, empresa tecnológica con más de 25 años de experiencia, busca un/a Senior Machine Learning Engineer para participar en proyectos internacionales relacionados con IA, ML y plataformas de datos. Diseñarás soluciones escalables, guiarás la evolución de sistemas basados en datos e IA y lid ...

Remote Dentist: AI Medical Imaging Quality Reviewer

Prolific is seeking qualified dentists to support a high-impact AI development project focused on medical image interpretation and clinical accuracy. As a remote contributor, you will review and validate AI interpretations of dental images and provide expert feedback to ensure outputs meet high standards. </p ...

Remote Data Platform Architect for HealthTech AI

Top Doctors Group busca un Data Platform Architect senior para diseñar y evolucionar la plataforma de datos en un entorno Cloud. Serás referente técnico, definiendo la arquitectura end-to-end en Google Cloud Platform (BigQuery, Cloud Composer) y liderando pipelines de ingesta y transformación con dbt Core, Ai ...

Finance AI Quality Analyst — Remote, Flexible Hours

DataAnnotation is seeking an experienced Finance Professional to help train AI models. You will measure progress of AI chatbots, evaluate their logic, and solve problems to improve financial understanding. This is an independent contractor role designed for flexible, remote work with projects paid hour ...

Remote Ready SDR for AI & Search Solutions

Elastic, the Search AI Company, is seeking a Sales Development Representative in Barcelona. You will engage with prospects, tailor Elastic solutions, and help grow our sales pipeline in a cooperative, collaborative environment. You will work with Salesforce, Marketo, and LinkedIn to research accounts a ...

Remote SDR for AI Powered Sales & Growth

Elastic, the Search AI Company, is seeking a Sales Development Representative to shape our sales initiatives from a Barcelona workspace. You will engage with prospects, understand their challenges, and tailor Elastic solutions to drive outcomes. Collaborate with sales, marketing, and partners; use Sale ...

Art Director — AI Driven Campaigns, Remote & Growth

Publicis Groupe in Barcelona is seeking an Art Director passionate about digital experiences and curious about how AI can enhance creativity. You will craft integrated campaigns, ideate, and present concepts to clients within a collaborative team. The role emphasizes teamwork, strong design execution, ...

Remote Health Informatics Analyst for AI Training

Alignerr is seeking a Health Informatics Analyst to evaluate and improve AI training using healthcare and clinical data. You will analyze AI-generated content, EHR outputs, and clinical workflows; provide expert feedback; work remotely on task-based assignments 10–40 hours per week. The role suits expe ...

Remote Senior Finance AI Trainer — Equity Research

DataAnnotation is seeking an experienced Finance Professional to train AI models and measure the progress of AI chatbots in finance contexts. You will evaluate their logic, improve accuracy, and push for stronger reasoning on macro trends, corporate finance, and capital markets. The role emphasizes usi ...

Senior AI Systems Architect – Remote, Python & LLMs

A leading AI consultancy in Madrid seeks a Senior Software Engineer or Solutions Architect with deep Python and Generative AI expertise.¿Tiene las siguientes habilidades, experiencia e impulso para tener éxito en este puesto? Descúbralo a continuación.This role involves building production-grade AI syste ...

Software Developer for Training AI Data Remote

Software Developer for Training AI Data — RemoteInscríbase rápido, consulte la descripción completa desplazándose hacia abajo para conocer todos los requisitos de este puesto.Immediate opportunity – Tool Use Sprint starting this week! We have a major project launching THIS WEEK with opportunities for ...

AI Content Editor & Copy Specialist (Remote Contract)

YO IT Consulting is looking for a part-time, remote Copywriting & Content Subject Matter Expert to enhance AI-generated marketing content.Aumente sus posibilidades de conseguir una entrevista leyendo la siguiente descripción general de este puesto antes de presentar su candidatura.You'll review and cr ...

Senior Product Designer — AI SaaS (Remote Europe)

A forward-thinking tech company is seeking a Senior Product Designer to shape UX for their AI-powered platform.Si cree que es el candidato ideal para la siguiente oportunidad, envíe su solicitud después de leer la descripción completa.This role emphasizes collaboration, innovation, and creating intuitive ...

Remote AI Travel Product Manager: Pricing & Revenue

Jaide Health is seeking a Senior Product Manager to build and lead the intelligence and reconciliation backbone of various travel services including flights and hotels.¡Inscríbase sin demora! Se espera un gran volumen de solicitantes para el puesto que se detalla a continuación, no espere para enviar su CV.< ...

AI Marketing Specialist — Remote & Data Driven Campaigns

YO IT Consulting is seeking a Marketing Specialist to help train next-generation AI systems by leveraging marketing expertise.¿Tiene lo que se necesita para triunfar? La siguiente información debe ser leída atentamente por todos los candidatos.Your role will involve executing digital campaigns, analyz ...

Remote AI Speech Scientist & Language Model Lead

Pearson is looking for an AI Scientist / Engineer to lead the development of cutting-edge speech language models focused on language assessment. The successful candidate will enhance the quality and fairness of real-time feedback systems used for learner and hiring applications. Key responsibilities include desi ...

Tech Lead: Modernize Legacy Systems & AI (Remote)

A leading technology company in Spain is seeking a Senior Tech Lead to drive modernization efforts and lead the engineering team.¿No sabe con seguridad qué habilidades necesitará para esta oportunidad? Simplemente lea la descripción completa a continuación para obtener una idea clara de los requisitos del ca ...

AI French Trainer Flexible Hours, Remote Work

A leading online platform seeks an AI Trainer proficient in advanced French to complete training tasks, analyze AI performance on French prompts, and improve AI models.Inscríbase ahora, lea los detalles del trabajo desplazándose hacia abajo. Verifique que posee las habilidades necesarias antes de enviar una ...

Mandarin AI Trainer — Domain Expert, Remote & Flexible

A leading AI data platform in Madrid is seeking an AI Trainer with advanced Mandarin fluency to help train and evaluate AI models.Asegúrese de leer detenidamente la información sobre esta oportunidad antes de presentar su candidatura.This remote position offers competitive pay at $30 per hour for managea ...

Remote Senior PM, Flight Supply & AI Onboarding

A leading travel technology company is seeking a Product Manager for Flights Supply.Lea atentamente toda la información sobre esta oportunidad y luego utilice el botón de solicitud de abajo para enviar su CV y su candidatura.In this role, you'll lead the integration of airline partners for optimized inve ...

Remote Bengali Coding Specialist AI Trainer (Freelance)

Are you a coding expert fluent in Bengali eager to shape the future of AI? Large-scale language models are evolving from clever chatbots into powerful engines of scientific discovery. With high-quality training data, tomorrow’s AI can democratize world-class education, keep pace with cutting-edge research, an ...

AI Privacy Counsel — Remote & EU Regulation Lead

Sabio Group is seeking an AI and Privacy Counsel to join their Legal Department in Madrid.Desplácese hacia abajo para ver todos los requisitos del puesto y las responsabilidades que pueden esperar los candidatos seleccionados.In this role, you'll handle customer contracts, focusing on AI-specific lega ...

Remote Neuroscience QA Lead AI Data Quality

YO IT Consulting is seeking a Neuroscience Quality Assurance Lead to monitor quality and oversee AI training projects remotely.Para ser considerado para una entrevista, por favor, asegúrese de que su solicitud se ajusta plenamente a las especificaciones del puesto que se encuentran a continuación.This ...

Remote AI Solutions Architect: Data, ML & GenAI

Una empresa líder en transformación digital busca un Arquitecto de Soluciones especializado en Data, IA y procesamiento de eventos.A continuación, encontrará un desglose completo de todo lo que se requiere de los posibles candidatos, así como la forma de presentar su candidatura. ¡Mucha suerte!Este rol i ...

Remote AI Filmmaker Story Driven Brand Videos

Tether is seeking an AI Filmmaker to leverage cutting-edge AI technologies for conceptualizing and creating videos that effectively tell stories and showcase products.Asegúrese de enviar su solicitud rápidamente para maximizar sus posibilidades de ser considerado para una entrevista. Lea la descripción co ...

Lead Data Analytics & AI Strategy — Remote & Flexible

A leading digital agency in Spain is searching for a Data Analytics Director to lead their data analytics function.¡Inscríbase sin demora! Se espera un gran volumen de solicitantes para el puesto que se detalla a continuación, no espere para enviar su CV.The role involves defining and executing data stra ...

Senior Data & AI Business Development Lead (Remote)

Una empresa líder en soluciones tecnológicas en Madrid busca un/a Business Development Data & AI.Solicitar este puesto es sencillo. Desplácese hacia abajo y haga clic en Solicitar para ser considerado para esta posición.El candidato/a debe dirigir el desarrollo de negocio y poseer entre 5 y 7 años de e ...

Remote AI Coding Trainer — Fluent in Italian

A leading AI training company is seeking a Coding SpecialistAumente sus posibilidades de conseguir una entrevista leyendo la siguiente descripción general de este puesto antes de presentar su candidatura.- AI Trainer fluent in Italian.This remote role involves interacting with advanced AI systems on ...

AI Driven Finance Analyst — Remote, Part Time

A technology consultancy in Barcelona seeks a Freelance Financial Analyst to contribute to advanced AI projects.Por favor, asegúrese de leer completamente el resumen y los requisitos de esta oportunidad de empleo que se detallan a continuación.The ideal candidate will possess a degree in finance and 3+ y ...

Remote EMEA BDR SaaS Growth & AI Outreach

Duetto is seeking a Business Development Representative (BDR) to join their EMEA team, located remotely in Spain or the UK.Por favor, lea detenidamente la siguiente descripción del puesto para asegurarse de que encaja con el perfil antes de enviar su solicitud.The role focuses on generating and qualif ...

AI Innovation Architect: Lidera IA Transformadora (Remote)

Una empresa líder en IA y análisis de datos busca un/a arquitecto/a de innovación en IA para diseñar soluciones disruptivas y liderar proyectos innovadores.Si desea conocer los requisitos para este puesto, siga leyendo para obtener toda la información relevante.Se requiere un mínimo de 7 años de experien ...

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