Senior Ai Backend Engineer

Empresaconfidencial busca un/a Senior Backend AI Engineer para impulsar IA en productos ya en producción y desarrollar nuevas soluciones desde cero.Diseñarás servicios backend en Python, construirás pipelines RAG y integrarás APIs de LLM en entornos productivos, asegurando observabilidad y rendimiento.Trabajo 100% remoto desde España, con autonomía...

Technology alone does not create impact - the right teams do.Founded in ****, Parser is a boutique technology services and consulting firm helping global organisations solve complex business challenges through digital transformation, product development and AI enablement.We are a fast-growing team of 340+ engineers and consultants across Europe (UK, Spain,...

Nutrient is seeking a backend engineer who designs with the database in mind, building fast data models and scalable systems for large document workloads.You'll shape Elixir/Phoenix-based services, optimize PostgreSQL usage, and contribute AI-driven tooling to accelerate engineering tasks.Work is fully remote and async-first, offering ownership of...

Recruiter4you is seeking a Senior Ruby on Rails Engineer to join a fast-growing AI technology company behind an AI companionship platform used by millions worldwide.You'll work on scalable, AI-powered applications, developing new features and improving existing functionality alongside the CTO, Tech Lead and wider engineering team.This is a hands-on...

Sinch AB in Spain is seeking a Senior Software Engineer for the Context Storage team to design, build and own the core data platform that captures, persists, and serves conversational context to AI agents operating across SMS, WhatsApp, and voice at scale.You will work on Go services, Kafka and DynamoDB on AWS, with a focus on event-driven pipelines, data...

Jobgether is seeking a Senior Python Developer based in Spain to work on a remote-first backend project for a next-generation football app.You will design robust services, implement AI-powered features, and build scalable APIs supporting mobile interactions.Collaboration is with an international team, with occasional in-person meetups.Key tech stack includes...

Alignerr is seeking a Back End Developer for a remote hourly contract focused on building and optimizing server-side systems and APIs for advanced AI products.You will design data pipelines, microservices, and scalable architectures to handle real-world traffic from multiple time zones.Ideal candidates have strong experience with Python/Go/Java/Node.Js,...

Parser is seeking an experienced Python Backend Engineer to join a client delivery team focused on Search for a major multinational retailer.You will build backend services and APIs, integrate with data platforms, and support AI-enabled features within a production-ready environment.The role requires strong Python knowledge, CI/CD practice, and experience...

¡Buscamos Senior Backend Engineer para un proyecto 100 remoto en España!Ubicación: EspañaModalidad: RemotoContrato: IndefinidoFuncionesDiseño y desarrollo de soluciones backend escalables.Construcción de arquitecturas basadas en microservicios.Participación en entornos distribuidos modernos.Integración de sistemas de mensajería y procesamiento...