167,410+ Remote Fullstack Dev Python React Ai Jobs in Spain — Top Companies Hiring June 2026

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Remote Forward Deployed AI Solutions Strategist

A leading AI research company is seeking a Forward Deployed Engineer Strategist to collaborate with customers and deploy AI technology for addressing complex problems. The role focuses on understanding client needs, designing custom solutions, and ensuring effective implementation of voice and audio AI models. I ...

Senior Software Engineer, Product

RevenueCat removes the headaches of building and scaling in‑app subscriptions. Since graduating from YC’s S18 batch we’ve grown into the default monetization platform for mobile: we’re in >40% of newly shipped subscription apps, we process $10B+ in annual purchase volume, and we help everyone from a solo d ...

Senior Full Stack Engineer For Ai Platform

InteractiveAI, located in Madrid, is seeking a Senior Full-Stack Developer to build core features across their AI platform.Todos los candidatos deben asegurarse de leer atentamente la siguiente descripción del puesto y la información antes de enviar su solicitud.This hands-on role requires designing ...

Ai Powered Full Stack Engineer For Rl Platforms

Alstech is seeking exceptional Full-Stack Software Engineers in Monterroso, Spain, to build infrastructure powering AI environments. The role involves end-to-end development of full-stack applications for reinforcement learning applications.Envíe su CV y cualquier información adicional requerida después de ...

Senior Full Stack Engineer For Ai Rl Systems

Alstech in Gijón is looking for exceptional Full-Stack Software Engineers to build and ship complete applications in a fast-paced environment. You will work with founders and researchers on systems that power AI models with real-world impact.¿Tiene las habilidades necesarias para este puesto? Lea todos los ...

Full Stack Engineer

Full Stack Engineer (Agentic AI) Desplácese hacia abajo para encontrar una descripción detallada de este trabajo y lo que se espera de los candidatos. Envíe su solicitud haciendo clic en el botón Solicitar. Salary: up to €80,000 depending on experience Locati ...

Full Stack Engineer

Full Stack Engineer (Agentic AI) Desplácese hacia abajo para encontrar una descripción detallada de este trabajo y lo que se espera de los candidatos. Envíe su solicitud haciendo clic en el botón Solicitar. Salary: up to €80,000 depending on experience Locati ...

GenAI Engineer Intern Hybrid (Remote 3 Days/Week)

Astrafy is looking for an Intern AI Engineer to join their team in Madrid. In this full-time hybrid role, you will work on Generative AI solutions, collaborating with engineering teams while enjoying the flexibility of 3 remote days per week. Ideal candidates will have a strong foundational knowledge o ...

Generative AI Engineer Real World ML Solutions (Remote in Spain)

Infoser New Technologies in Cataluña is seeking a Data Scientist to join their innovative environment focused on AI and machine learning. The ideal candidate will have solid Python skills and experience in developing AI solutions for business challenges. The role involves end-to-end development includi ...

Fullstack Senior Developer Ia/Llm (Barcelona)

Quiénes somos Neotalent Conclusion es una de las mayores especialistas del mercado ibérico en captación y gestión de talento informático y de ingeniería. Como parte del grupo neerlandés Conclusion, que se compone por un ecosistema de 25 empresas y 3.600 empleados, nos centramos en aumentar la capacidad ...

Fullstack Senior Developer Ia/Llm (Barcelona)

Quiénes somos Neotalent Conclusion es una de las mayores especialistas del mercado ibérico en captación y gestión de talento informático y de ingeniería. Como parte del grupo neerlandés Conclusion, que se compone por un ecosistema de 25 empresas y 3.600 empleados, nos centramos en aumentar la capa ...

Tech Lead Fullstack

Descripción del empleoPara presentar una candidatura, simplemente lea la siguiente descripción del puesto y asegúrese de adjuntar los documentos pertinentes.Estamos buscando unTech Lead Fullstackpara incorporarse al equipo de desarrollo de nuestro cliente, una empresa del sector entreteni ...

Software Engineer Intern

Somos Applus+ Laboratories , la división del Grupo Applus+ que proporciona servicios de ensayo, certificación e ingeniería de desarrollo de producto. El equipo de Operaciones da soporte de manera transversal a toda la división, tanto a nivel nacional como internacional. Actualmente estamos cr ...

AI Solutions Engineer: LLMs & Vision (Remote)

Infoser New Technologies in Spain is seeking a Data Scientist to contribute to AI solution development in a fast-moving environment. The role involves design, development, and delivery of AI and machine learning solutions across various domains. The ideal candidate combines solid Python programming wit ...

Lead C++ Software Engineer (Gameplay) €45.000 €55.000 Al Año Remote

/, En Hays estamos lanzando un para uno de nuestros mejores clientes internacionales. Proceso cerrado en máximo 3 semanas Oferta sobre la mesa si eres la persona elegida Buscamos incorporar: Senior (Python) Senior (Python + React) 100% remoto de ...

Lead C++ Software Engineer (Gameplay) Remote

/, En Hays estamos lanzando un para uno de nuestros mejores clientes internacionales. Proceso cerrado en máximo 3 semanas Oferta sobre la mesa si eres la persona elegida Buscamos incorporar: Senior (Python) Senior (Python + React) 100% remoto de ...

Python Developer (FastAPI / Vue.js)

En SCM Logística estamos buscando un Desarrollador/a Python para una vacante en de fullstack junto con Vue.js. Formarás parte de un equipo desarrollando un software de gestión de almacenes (WMS) para empresas de toda Europa. Ahora mismo estamos en plena evolución del producto hacia u ...

Python Developer (FastAPI / Vue.js)

En SCM Logística estamos buscando un Desarrollador/a Python para una vacante en de fullstack junto con Vue.js. Formarás parte de un equipo desarrollando un software de gestión de almacenes (WMS) para empresas de toda Europa. Ahora mismo estamos en plena evolución del producto hacia u ...

Founding France Forward Deployed Engineer AI Solutions

HappyRobot is seeking a Forward Deployed Engineer to join their founding team in Barcelona. This role involves working closely with customers to maximize the value of the AI platform through onboarding and ongoing support. The ideal candidate will have strong full-stack development skills, specifically ...

Programador full stack

Fullstack Developer (Node.js + React) Sobre el proyecto Se trata de una boutique tecnológica pequeña que desarrolla productos digitales de principio a fin. Trabajan con empresas y startups ayudándoles a: Diseñar soluciones digitales Desarrol ...

Remote GenAI ML Expert Part Time Freelance

A leading AI innovation company in Barcelona is seeking a Machine Learning expert to collaborate on advanced AI projects. This remote, freelance role requires a Master’s or PhD in a STEM field and at least 5 years of experience in Machine Learning. Candidates should have strong Python programming skills and a so ...

Remote AI & Platform Engineer Mosaic & Databricks

Aderen is looking for a Medior AI/Platform Engineer to support and implement Mosaic AI into a governed, multi-tenant platform. The role is fully remote and offers a freelance contract with a competitive rate of €250/€270 per day. Applicants should have strong Python skills and experience with Databrick ...

Generative AI Solutions Engineer (LLMs & CV) – Remote (Spain)

Infoser New Technologies in Marbella, Spain is seeking a Data Scientist to develop innovative AI solutions. Candidates should possess strong programming skills in Python and experience in real-world AI application. The ideal candidate thrives in collaborative environments and is eager to explore divers ...

Hands On AI Engineer for Real World ML (Remote)

Infoser New Technologies is seeking a Data Scientist based in Spain to contribute to AI solution development. The role emphasizes hands-on experience with Python and AI technologies, aiming to solve real business problems through innovative AI solutions. The ideal candidate will possess strong programm ...

Full Stack Developer — React/typescript + Java Spring Boot Madrid

TMC busca un Fullstack Developer altamente cualificado en Madrid, España. Buscamos a alguien con dominio en frontend (React + TypeScript) y experiencia en backend (Java Spring Boot), que colabore en el desarrollo de una plataforma propia para el sector retail textil. Responsabilidades ...

Ai Architect Fintech Remote (Spain) €95.000 A Year Remote

AI Architect role in a global fintech company, focused on designing and scaling production-grade AI systems using GenAI and LLMs. Requires Python, LLM frameworks, and cloud experience. ...

Ai Architect Fintech Remote (Spain) €95.000 A Year Remote

AI Architect role in a global fintech company, focused on designing and scaling production-grade AI systems using GenAI and LLMs. Requires Python, LLM frameworks, and cloud experience. ...

Ai Architect Fintech Remote (Spain) €95.000 A Year Remote

AI Architect role in a global fintech company, focused on designing and scaling production-grade AI systems using GenAI and LLMs. Requires Python, LLM frameworks, and cloud experience. ...

Aws Data Architect For Ai Platforms | Remote & Flexible Remote

Arquitecto de Datos con experiencia en soluciones de datos escalables, seguras y resilientes, modelado de datos, bases de datos SQL/NoSQL, CI/CD y plataformas cloud. ...

Ai Architect Fintech Remote (Spain) €95.000 A Year Remote

AI Architect role in a global fintech company, focused on designing and scaling production-grade AI systems using GenAI and LLMs. Requires Python, LLM frameworks, and cloud experience. ...

Remote AI Engineer LLM & Autonomous Agents

A leading business planning solution provider is seeking an AI Engineer to join their AI Labs team in Spain. The role involves innovating with sophisticated LLM workflows and integrating AI capabilities while working in a collaborative, remote-first environment. Ideal candidates should have a Bachelor's degree i ...

Remote Conversational AI Quality Reviewer (Clinical)

A healthcare AI company in Spain is seeking a Clinical AI Quality Specialist to ensure AI accuracy in patient interactions. This role requires native Portuguese and proficiency in English and Spanish, focusing on reviewing AI–patient conversations to guarantee compliance with medical protocols. The position offe ...

AI/ML Engineer (Remote in Spain)

Overview Get AI-powered advice on this job and more exclusive features. At M47, we spark AI! We help tech companies understand how AI can drive their strategic objectives and effectively plan an implementation roadmap. Our mission is to leverage AI to create solutions that can understand, interpre ...

AI Project Coordinator – Remote, Entry Level

A leading AI solutions provider is seeking an AI Project Coordinator to assist with daily project management tasks. This entry-level position involves compiling reports, communicating project details, and addressing project issues. Candidates should have a college degree, familiarity with Microsoft Office 365, a ...

Remote AI Trainer for Financial Institutions

A leading AI training firm is seeking a Financial Institutions Specialist for a remote freelance role. You will use your expertise in banking systems and financial regulations to engage AI models in real-world scenarios, ensuring factual correctness and offering analytical insights. Ideal candidates are entry-le ...

Remote Part Time AI Legal Associate

A leading AI lab is seeking experienced lawyers to work remotely on a flexible, part-time basis. Candidates should have over 5 years of experience from top law firms to help train AI on legal tasks, such as contract drafting and regulatory analysis. The position offers $150 per hour with a commitment of up to 20 ...

Kaqchikel AI Trainer & Language Specialist (Remote)

A leading AI training company is looking for a Kaqchikel (Mayan) Language Expert to engage with language models. In this remote role, you will work on topics relevant to Kaqchikel language, verifying accuracy and cultural context while documenting findings. Must have a Master's degree and experience in relevant ...

Remote GRC Analyst: AI Risk & Compliance

A leading AI collaboration firm is seeking a Governance, Risk & Compliance (GRC) Analyst to review policies and assess compliance and risk management. This remote role offers competitive pay ranging from $30-$55/hour and flexible hours between 10-40 hours/week. Ideal candidates will have over 2 years of relevant ...

Remote AI Security Analyst — Emerging Tech

A cutting-edge AI security firm is seeking an AI / Emerging Tech Security Analyst to analyze security scenarios for AI systems. This remote role involves reviewing misuse cases and classifying security issues to enhance model safety and reliability. Ideal candidates have a strong security background, are curious ...

Remote AI Spanish Content Moderator & Evaluator

Innodata Inc. busca un moderador de contenido AI freelance especializado en español (España) para proyectos de entrenamiento y evaluación de IA. Las responsabilidades incluyen revisar textos, evaluar respuestas de IA y crear contenido culturalmente relevante. Se requieren competencias nativas en españo ...

Remote AI Personalization QA Analyst Spanish

Highbrow Technology Inc is seeking an LLM - AI Quality Analyst (Personalization) to evaluate the effectiveness of AI models utilizing personal context in Spain. The role involves designing AI prompts, assessing responses, and providing structured feedback. Candidates should have proficiency in Spanish, ...

Remote DevOps Engineer — AI Automation Pipelines

Mindrift is seeking a skilled DevOps / Automation Engineer for the Tendem project in Spain. This part-time remote position involves designing, deploying, and maintaining infrastructure for scalable automation workflows. The ideal candidate will possess at least 3 years of experience in DevOps and expertise in cl ...

German Speaking Medicine AI Trainer (Remote)

A leading AI training company is seeking a Medicine Specialist fluent in German to help train language models. Responsibilities include engaging with clinical scenarios, verifying accuracy, and suggesting improvements. Candidates must possess a medical degree or advanced health sciences qualification, along with ...

Remote AI Content Reviewer: Accuracy & Compliance

An innovative tech firm is seeking a meticulous AI Content Reviewer to enhance AI-generated materials. You will evaluate text, images, and code to ensure they are accurate and align with ethical standards. This role requires a minimum of 2 years' experience in content review or quality assurance and involves aud ...

Remote Enterprise Account Executive AI Automation

A leading automation technology company is seeking an experienced Enterprise Account Executive to drive growth and enable enterprise accounts in Spain. The role involves navigating complex sales cycles, articulating the value proposition, and collaborating with account teams. Candidates should have over 5 years ...

Remote Tajik AI Language Specialist & Trainer

A leading AI training company is seeking a Tajik Language Specialist - AI Trainer. This remote role requires proficiency in Tajik, with responsibilities including reviewing AI outputs and providing feedback on language accuracy. Experience in translation and linguistics is essential. Competitive pay ranging from ...

Remote Khmer Language Specialist & AI Trainer

A leading online language service is seeking a Khmer Language Specialist – AI Trainer to enhance AI-driven language models. Responsibilities include reviewing and annotating Khmer content, assessing AI outputs, and collaborating on improvements. Candidates must be fluent in Khmer, possess cultural knowledge, and ...

Remote STEM AI Trainer (Vietnamese) – Contract

A leading AI services company is looking for a skilled STEM Specialist fluent in Vietnamese to train and fine-tune AI models. Responsibilities include reviewing AI-generated content for accuracy and collaborating with teams to improve performance. Ideal candidates will have strong STEM expertise and communicatio ...

Freelance Insurance AI Subrogation Specialist (Remote)

Crossing Hurdles is looking for Insurance Experts (Underwriting & Actuary) to translate insurance workflows for AI systems. This remote freelance role requires at least 5 years of experience in the insurance sector with a strong understanding of underwriting and risk assessment. Ideal candidates are detail-orien ...

AI Full Stack Engineer Remote/Hybrid

Join Leadtech Group in Spain as a Full-Stack Developer, where you'll develop features for AI products using Next.js and NestJS. You’ll work in an agile environment, contributing to front and backend services while integrating third-party SDKs. This role requires TypeScript proficiency and experience in ...

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