Empleos de senior backend engineer python en Barcelona

Semrush Development, S.L.U. is seeking a Senior Backend Developer to deliver enterprise BI dashboards. You will work across Python, Go, and SQL to ingest and present large-scale data with reliability and performance. You’ll build data pipelines, crawlers, and analytical workflows while deploying scalable services on Kubernetes. The role emphasizes...

Realnaut busca un/a QA Automation Engineer especializado/a en automatización de pruebas para un equipo tecnológico centrado en QA de aplicaciones y servicios backend. Participarás en el diseño, desarrollo y mantenimiento de soluciones de automatización, con foco en pruebas de integración y end-to-end, validación de APIs REST y detección temprana de...

More visibility, more control, and more freedom. Since ****, Revolut has been on a mission to deliver just that. So far, we have 13,000+ people working around the world, from our offices and remotely, to help us achieve our mission. We're looking for a Python Engineer who can write high-quality code and build innovative solutions for heavily regulated...

THEWHITEAM Consulting is seeking a Senior Backend Engineer to drive backend development across a modern stack. You will design scalable services in Java, build microservice architectures, and apply Hexagonal Architecture with Ports & Adapters. Expect hands-on work with Kafka/RabbitMQ, Docker, Grafana, and cloud or containerized environments, while advancing...

More visibility, more control, and more freedom. Since ****, Revolut has been on a mission to deliver just that. So far, we have 13,000+ people working around the world, from our offices and remotely, to help us achieve our mission. We're looking for a Python Engineer who can write high-quality code and build innovative solutions for heavily regulated...

About Thunes Thunes is a global, fast-growing, and innovative Fintech scale-up that uses technology to disrupt and transform the existing financial system. We have a strong Mission: to create a better global payments network, and a great Purpose: to connect the world to economic opportunities and address systemic inequality when it comes to financial...

Una plataforma SaaS en crecimiento busca un/a Senior Backend Engineer que diseñe y desarrolle servicios backend escalables usando Django y Python. Este rol clave incluye mentorizar a ingenieros junior, implementar buenas prácticas y colaborar en un entorno Agile. Se requiere experiencia en cloud computing y habilidades de comunicación excepcionales....

We help people discover the magic of the perfect tutor, craft a personalised learning journey, and stay motivated to keep growing. Our approach is human-led, tech-enabled - and it’s creating real impact.We’ve just reached unicorn status with a $150M Series D, accelerating our vision to transform education through human-led, AI-enhanced learning. As a...

En Ioon estamos convencidos de que la tecnología será el eje de la transformación de nuestras vidas, Te proponemos esta posición por si te quieres sumar a un nuevo reto profesional Responsabilidades Experiencia de 3–4 años de experiencia y autonomía en diseño e implementación de pipelines de ingesta robustos y escalables. Experiencia con Airflow...

Spain (Remote)Grafana Labs, the company behind the open observability cloud, is founded on the principles of open source, open standards, open ecosystems, and open culture.Grafana Cloud, our fully managed observability platform, is flexible and built for scale.With Grafana Cloud's actually useful AI, organizations can see, understand, and act on all their...

Intellia is seeking a Senior Python Backend Engineer to design and build scalable backend services for agent-to-agent communication on AWS AgentCore platforms. You will work on Python-based backends, API integration, and asynchronous event-driven patterns to enable robust multi-agent interactions. The role emphasizes API design, registration and discovery...

We power people’s progress.At Preply, we’re all about creating life-changing learning experiences. Si los siguientes requisitos del puesto y la experiencia coinciden con sus habilidades, por favor, asegúrese de enviar su solicitud sin demora. We help people discover the magic of the perfect tutor, craft a personalised learning journey, and stay...

At OneSpan, we specialize in digital identity and anti-fraud solutions that create exceptional and secure experiences.We are looking for an experienced Senior Backend Engineer to join our Barcelona-based backend team and drive product features from conception to production with customer value at the forefront. Our platform is built in Java using Spring Boot,...

GoReel is seeking a strong Python Developer to join our GameServer team, building a high-load gaming platform with numerous API integrations. You will develop scalable backend services, improve performance, and contribute to architectural decisions. We value proactive ownership, problem solving, and ideas that improve the product. The role offers...

En Experis, buscamos incorporar a nuestro departamento de proyectos de consultoría, una persona con experiencia comoSenior Backend & AI Engineer (.NET / Azure / LLM) (H/M/X) Inglés B******% Remoto.Buscamos un/aSenior Backend & AI Engineer para participar en la construcción de una plataforma de agentes de IA basada en tecnologías Microsoft y modelos...

Present Connection ищет Python-разработчика в команду R&D на позиции бэкенд-инженера. Вы будете строить бэкенд-сервисы, конвейеры данных и инструменты, связывая данные с AI-агентами и MCP-серверами, которые их...

Logicalis Spain busca incorporar a un/a Desarrollador/a Python especializado/a en Inteligencia Artificial para unirse al equipo responsable del diseño, desarrollo e integración de agentes y sistemas multiagente de IA en servicios, APIs y plataformas corporativas de uno de nuestros principales clientes en España.Se valorará experiencia en Arquitectura...

Desarrollador/a backend senior en Barcelona para multinacional tecnológica.Se centrará en la migración de Python a Go, trabajando con AWS, Kubernetes y microservicios.Requerido inglés C1 y experiencia con IA.

Fliff Inc. is building an arena for rewards-driven entertainment, unblocking the economics of social games. We seek aSenior Python Engineer to drive backend integrations across KYC, geolocation, payments and external systems. You will own backend features from design through deployment, building scalable services in Python and Django while collaborating with...

Present Connection is expanding its R&D team in Barcelona, seeking a Python Developer to build backend services and data pipelines for an AI-driven BI platform. You will shape architecture, leverage AI agents, and own end-to-end solutions from concept to production, collaborating with cross-functional teams.The role offers hybrid work, flexible hours, and a...