190,694+ Remote Fullstack Engineer Java React Ai Api Builder Jobs in Spain — Top Companies Hiring July 2026

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Data Ops Engineer – AI Enablement (100% Remote) (Recoletos)

We are looking for the best talent... and we would love for you to join our team! UST is a multinational company headquartered in North America, certified as a Top Employer, with more than 35,000 employees worldwide and a presence in over 30 countries. We are leaders in digital technology services a ...

Lead Full Stack AI Engineer (LLMs) – Remote/Hybrid

Econocom busca un/a Lead Software Engineer (Full-Stack) con sólida experiencia en IA Generativa y LLMs. Este rol combina liderazgo técnico y desarrollo manos a la obra, asegurando soluciones escalables para clientes B2B. El candidato ideal tendrá más de 3 años de experiencia técnica y será capaz de ges ...

Senior Full Stack AI Engineer (Angular + Python) — Remote

Page Personnel busca un desarrollador full stack para trabajar de manera 100% remota en proyectos de inteligencia artificial. La empresa, consolidada en el sector de tecnología y telecomunicaciones, ofrece un contrato indefinido y un ambiente profesional centrado en el desarrollo técnico. El candidato ...

Senior Generative AI Engineer Remote & Cloud Native (Grado)

Posición act digital busca un/a perfil senior especializado/a en IA Generativa y desarrollo backend en Boiro, Galicia. Responsabilidades Se encargará de llevar soluciones de IA desde la fase de diseño hasta producción, trabajando en automatización y sistemas basados en agentes IA. ...

AI Coding Engineer Lead Remote & 23 Days PTO

Astek in Santa Pola, Spain is seeking a highly skilled Software Engineer specialized in AI-assisted development. The role involves leading the adoption of modern AI coding practices across engineering teams in a large-scale consumer healthcare organization. The ideal candidate will have 5–10 years of s ...

Senior AI Code Engineer Hybrid/Remote, Flexible Hours

IOON busca un desarrollador Full-Stack senior para unirse a su equipo en Vitoria. Este rol se centra en implementar agentes de IA en el ciclo de desarrollo de software utilizando Claude Code y otros modelos de IA. La posición permite un modelo híbrido de trabajo, ofreciendo flexibilidad entre la oficina y el ...

Senior AI Engineer Hybrid/Remote, Full Stack & Agents

IOON busca un desarrollador Full-Stack senior en Málaga con experiencia en AI Coding Agents y Claude Code. Tendrás la responsabilidad de implementar un AI backbone, configurar modelos de IA, y colaborar con los equipos de ingeniería. Se ofrece un contrato fijo, un sueldo bruto anual entre 30.000€ y 40. ...

Senior AI Engineer Hybrid/Remote, Full Stack & Agents

IOON busca un desarrollador Full-Stack senior en Santander para integrar agentes de IA en el ciclo de desarrollo de software. Se requiere experiencia práctica en Claude Code, así como una sólida comprensión de patrones modernos de ingeniería de software. Las funciones incluyen implementar modelos de IA ...

Senior Vue.js Frontend Engineer – AI Contact Center(Remote)

Experis España busca un/a Frontend Developer (Mid/Senior) para unirse a un equipo innovador en la creación de plataformas de contacto orientadas a la inteligencia artificial. Este rol implica diseño y desarrollo de aplicaciones escalables con un enfoque en UX y rendimiento. El puesto se basa en la ofic ...

Databricks Data Engineer Grow in Data & AI (Remote)

SDG Group España busca un Data Engineer con más de 4 años de experiencia en entornos Big Data. Serás responsable de desarrollar pipelines de datos utilizando tecnologías como Python y PySpark, y colaborarás en el diseño de arquitecturas de datos. Ofrecemos un entorno colaborativo y oportunidades de cre ...

Senior AI Engineer Code Agent Architect (Hybrid/Remote)

IOON in Spain is seeking a Senior Full-Stack Developer with hands-on experience in AI Coding Agents, particularly Claude Code, to enhance software development processes. You will be responsible for implementing AI models, ensuring code quality, and collaborating with the Intent Engineer. The position o ...

Ai Driven Qa Automation Engineer — Remote Spain Madrid

Zepo Intelligence busca un QA Automation Engineer para desarrollar y mantener frameworks automáticos que garanticen la calidad en un ambiente de ciberseguridad. Esta posición ofrece la oportunidad de integrarse en un equipo dinámico y trabajar con herramientas innovadoras en un startup respaldado por Googl ...

AI Engineer: LLMs, Multi Agent Systems & Remote Work

Talent busca un profesional para construir pipelines de datos y diseñar modelos de Machine Learning. El trabajo incluye colaborar en el desarrollo de soluciones basadas en LLMs y desplegar aplicaciones en entornos cloud como Azure y AWS. Los candidatos deben tener sólidos conocimientos en Python y Git, ...

Senior QA Automation Engineer — Remote, AI Driven Testing

Primeit España busca un experto en QA Automation con más de 5 años de experiencia. El candidato ideal debe tener sólidos conocimientos en Playwright, TypeScript y testing de APIs, así como experiencia en el desarrollo asistido por IA. Se ofrece un puesto remoto con un salario de 40-45k €. La empresa de ...

Frontend Cells Engineer AI Prompting & Web Comp Remote

act digital busca un/a Cells Frontend Developer en Boiro, Galicia. La posición implica el desarrollo de aplicaciones bancarias y componentes frontend utilizando la arquitectura Cells. Se requiere experiencia en Java Script y metodologías Agile. Los candidatos deben tener más de 2 años de experiencia co ...

Senior AI Engineer Full Stack & Code Agents (Remote)

IOON en Gijón busca un desarrollador Full-Stack senior para unirse a su equipo. El candidato ideal tendrá experiencia en la integración de agentes de IA, especialmente con Claude Code, además de un sólido conocimiento en ingeniería de software. El puesto ofrece un contrato indefinido con un salario bru ...

Senior AI Native Full Stack Engineer (Remote Friendly)

Plexus Tech busca un/a Senior Full Stack Developer (AI-Native Engineering) para unirse a su equipo en Lérida, Cataluña. Con más de 25 años de experiencia, la compañía se enfoca en proyectos tecnológicos innovadores que mejoran la vida de las personas y empresas. Se valoran más de 5 años de experiencia ...

Senior AI Engineer Hybrid/Remote, Full Stack & Agents

IOON busca un desarrollador Full-Stack senior en Huelva con experiencia en AI Coding Agents, especialmente con Claude Code. El candidato ideal debe entender cómo integrar la IA en el desarrollo de software para optimizar procesos. Las responsabilidades incluyen implementar un backbone de IA, entrenar m ...

Lead Mobile Engineer — Flutter/Dart, AI & Cloud, Remote

Labhouse, a startup studio in Barcelona, is seeking an experienced Lead Mobile Developer to oversee the entire app development lifecycle. You will define technical guidelines, mentor junior developers, and integrate AI models into mobile applications. This role offers the flexibility of remote work and ...

Remote Celonis Process Mining Engineer — SAP & AI Driven

Shakers busca un/a Process Mining Engineer para unir su equipo técnico en un rol 100% remoto. Esta posición incide directamente en la inteligencia de procesos de una multinacional del sector automotriz, utilizando soluciones en Celonis EMS y SAP. El candidato ideal tendrá amplios conocimientos técnicos ...

AI Engineer — Hybrid (Dubai/Madrid) or Remote EU

Huspy, a leading property technology company, is seeking an AI/ML Engineer to drive the development of innovative, AI-powered solutions across their Real Estate Agent Platform and Mortgage Broker Portal. The role involves collaborating with multiple teams to optimize machine learning models and deliver impact ...

Senior AI/ML Engineer 3D Vision & LiDAR (Remote)

Shakers busca un/a Senior AI/ML Engineer para innovar en el campo de la inteligencia espacial. Esta posición permite trabajar 100% remoto desde España, diseñando y optimizando modelos de Machine Learning enfocados en computer vision y sensor fusion. El candidato ideal tendrá experiencia con procesamien ...

Lead Mobile Engineer – Flutter + AI (Remote Spain) (Madrid)

Lead Mobile Developer Labhouse, a startup studio in Barcelona, seeks an experienced Lead Mobile Developer to oversee the entire app development lifecycle. You will define technical guidelines, mentor junior developers, and integrate AI models into mobile applications. This role offer ...

Remote AI Full Stack Engineer — Python + LLM Systems

Babel Profiles está buscando un Senior Full Stack Engineer para liderar el desarrollo de soluciones innovadoras en el sector Legal Tech. El candidato ideal tendrá más de 7 años de experiencia en Python, habilidades tanto en backend como en frontend, y una comprensión sólida de tecnologías de IA. Ofrece ...

Ai Engineer Backend (Remote Es/Uk Only) (Carballedo)

About Us Quadrivia is the health technology company behind Q, a comprehensive, controllable, and customizable assistant AI built by clinicians, for clinicians. Addressing the urgent shortage of healthcare professionals, Q provides real‑time, personal, and reliable support for clinical tasks across ...

Remote GenAI Data Ops Engineer for AI Enablement

UST España u0026amp; Latam is seeking a Data Ops Engineer – AI Enablement, focused on developing ETL processes and integrating advanced AI solutions. Candidates should be proficient in Python and SQL, with experience in ETL/ELT processes and data modeling. This role provides opportunities for professio ...

Data Ops Engineer – AI Enablement (100% Remote) (Madrid)

About the Company UST is a multinational company headquartered in North America, certified as a Top Employer, with more than 35,000 employees worldwide and a presence in over 30 countries. We are leaders in digital technology services and deliver large-scale technology solutions for major companie ...

Remote Celonis Process Mining Engineer — SAP & AI Driven

Shakers está buscando un/a Process Mining Engineer para desarrollar su plataforma sobre Celonis. Este rol, 100% remoto, tendrá un gran impacto en la información financiera de la empresa. Buscamos a alguien con experiencia en Celonis EMS y conocimientos técnicos en SAP ECC y S/4 HANA, así como habilidades en S ...

Cloud AI Engineer | Remote, Multi Cloud & ML Infra

Senovo IT busca Cloud Engineers con experiencia en entornos multi-cloud para unirse a un equipo innovador. Las posiciones son 100% remotas desde España, con un enfoque en la implementación y administración de soluciones Cloud. Se requieren conocimientos en DevOps, y experiencia con herramientas como Te ...

Remote QA Automation Engineer: Playwright, TS & AI Testing

ALTEN en Palas de Rei busca un profesional con experiencia en QA Automation que quiera unirse a su equipo 100% remoto. Este puesto se centra en la automatización de pruebas y en el uso de tecnologías innovadoras de inteligencia artificial. Ofrecemos un entorno colaborativo y la oportunidad de participa ...

Remote Data Scientist & MLOps Engineer: Build AI Pipelines

Nunegal Consulting en Valencia busca un Data Scientist / MLOps Engineer para unirse a su equipo en un entorno tecnológico de crecimiento. Este rol implica desarrollar y mantener modelos de Machine Learning, así como construir pipelines de datos eficaces. Se ofrece la oportunidad de teletrabajar complet ...

Data Ops Engineer – AI Enablement (100% Remote) (Madrid)

Data Ops Engineer – AI Enablement This role combines Data/Analytics Engineering (60%) with AI Enablement/GenAI (40%), preparing high-quality data and applying LLMs to build analytical solutions and intelligent automation. Key Responsibilities Develop ETL/ELT processes using Py ...

Remote Senior AI Process Engineer for LLM Production

Jobrapido está buscando varios perfiles de Senior AI Process Engineer para unirse a un programa estratégico de transformación con IA a gran escala. Los candidatos diseñarán y desarrollarán agentes inteligentes para automatizar procesos complejos, y trabajarán en un entorno desafiante y avanzado. Se req ...

Senior AI/ML Engineer — Computer Vision & LiDAR (Remote)

Shakers busca un/a Senior AI/ML Engineer con experiencia en visión por computadora y fusión de sensores LiDAR. El candidato ideal diseñará y optimizará modelos de ML para aplicaciones en tiempo real y en la nube. Esta posición es 100% remota desde España y ofrece un contrato freelance con duración de 1 ...

Senior Celonis Process Mining Engineer — Remote & AI Driven

Shakers busca un/a Ingeniero/a de Process Mining para desarrollar soluciones sobre Celonis EMS. Este rol 100% remoto y part-time es clave para asegurar la fiabilidad de la información financiera en una multinacional del sector automotriz. Se requiere experiencia en Celonis, conocimientos de SAP y la ca ...

Senior AI Native Full Stack Engineer — Remote (Europe)

UST España u0026 Latam is seeking an AI-native engineer to work remotely for a top banking client. This role involves designing and maintaining enterprise applications, collaborating with technical teams, and utilizing modern technologies. The ideal candidate has over 5 years of experience, strong skil ...

Senior AI/ML Engineer — 3D Vision & LiDAR (Remote)

Shakers busca un/a Senior AI/ML Engineer para innovar en procesamiento 3D y fusión de sensores en un entorno 100% remoto desde España. Se requiere experiencia en desarrollo de modelos de ML y gestión de su ciclo de vida sobre AWS SageMaker. Se valorará la competencia en Python, TensorFlow y la fusión d ...

Platform Engineer & SRE for AI Cloud Platforms Remote

Talent busca un Platform Engineer con experiencia en SRE y automatización para trabajar en un entorno 100% remoto. Se requiere experiencia en implementaciones de AI y sistemas cloud. Ofrecemos un contrato indefinido, 25 días de vacaciones y un ambiente de trabajo flexible. El candidato debe tener al me ...

Senior Python Backend Engineer Remote, Azure & AI Tools

Talent is seeking a Senior Python Developer to work on challenging projects. The role requires remote work and offers a 12-month contract. Candidates should have 3-5 years of backend development experience, production Python/FastAPI experience, and strong knowledge of Azure cloud services. The develope ...

Remote Senior Software Engineer, AI Data & Code Eval

Kake in Galicia, Spain, is seeking a Senior Software Engineer to contribute to the development and evaluation of AI training data for a leading expert human data platform. In this role, you will utilize your software engineering skills to assist AI labs in building better models. This position offers u ...

Remote Senior FastAPI Engineer: AI, Data & RAG Expert

Cavendish Professionals está buscando un Ingeniero Senior en FastAPI totalmente remoto. El candidato ideal debe tener una licenciatura/máster en Informática o Ciencias de Datos y una sólida experiencia en programación en Python, especialmente en FastAPI, Pandas y NumPy. Buscamos alguien con habilidades ...

Senior Software Engineer, AI Code & Data Eval (Remote)

Kake, based in Lugo, Spain, is seeking a Senior Software Engineer to help develop and evaluate AI training data for a cutting-edge human data platform. In this role, you will bridge software engineering and AI, shaping the future of AI development. The ideal candidate possesses over 5 years in the fiel ...

Senior Frontend Engineer – Remote AI Driven Travel Tech

Talent-R is hiring a Senior Software Engineer to join a fast-growing travel tech scale-up. This role involves designing and developing scalable backend services and APIs, alongside addressing complex technical challenges across distributed systems. The ideal candidate will have 4+ years of software pro ...

Senior .NET Backend Engineer — Remote SaaS, AI, Azure

Empresa reconocida busca un Senior .NET Backend Developer en Valladolid, España, para unirse a un innovador proyecto SaaS en la industria automotriz. El candidato ideal tiene más de 5 años de experiencia en .NET y C# y colabora en entornos multidisciplinarios, integrando soluciones de IA. Los beneficio ...

Senior Angular Frontend Engineer Remote with AI Tools

Agap2 is seeking a Frontend Developer (Angular + AI Experience) to contribute to projects in wealth management. This role involves working closely with clients’ IT and business stakeholders to deliver impactful programs. Responsibilities include developing modern frontend applications using Angular, collabora ...

Senior Full Stack Engineer: AI Powered Remote Squad

Docusketch is looking for a Senior Full-Stack Engineer to join a dynamic team focused on innovative software solutions. This role encompasses full ownership of product development, leveraging advanced AI practices to enhance software efficiency and functionality. Located in Spain, this position offers ...

Remote Friendly AI Native Senior Full Stack Engineer

Neoris en Madrid busca un Senior Full Stack Developer para desarrollar y mantener aplicaciones con énfasis en backend (Java, Spring Boot) y frontend (Angular). El candidato ideal tendrá más de 5 años de experiencia en el desarrollo de software y habilidades en arquitecturas de microservicios, así como en herr ...

Remote Backend Engineer II AI Powered EdTech Platforms

Teneo Education is seeking a Backend Engineer II to join their Technology Team and help build innovative AI-enabled products for the education sector. This remote position requires a strong mid-level engineer to build services and integrations that enhance learning outcomes. The successful candidate wi ...

Full Stack AI Engineer (Remote/Hybrid, Growth & Impact)

A2R CREW en Guadalajara, España, busca un/a Programador/a Analista Full Stack para unirse a nuestro equipo en un entorno colaborativo. La función implica diseñar y desarrollar productos que integran IA generativa, abarcando desde el concepto hasta la implementación con una fuerte base en Node.Js y TypeScript. ...

Senior Full Stack AI Engineer — Remote & RAG Expert

Reconocida empresa busca un/a Full Stack AI Engineer en Barcelona para escalar activos de Inteligencia Artificial. Colaborarás en el desarrollo de un innovador producto basado en Retrieval-Augmented Generation (RAG) en un entorno de alta tecnología. El candidato ideal debe tener experiencia en Python y ...

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