Lead Backend Engineer

Kairós Digital Solutions SL busca un/a Lead Backend Engineer para liderar la modernización de sistemas críticos y la migración de arquitecturas legacy. Serás Tech Lead de referencia, orientando a otros ingenieros e influyendo en decisiones técnicas transversales. Trabajarás con Java 21 y Spring Boot, junto a Kafka y plataformas Cloud (AWS/GCP), IaC y...

Fliff is seeking a Python Team Lead for the Integration team to own backend features and guide a team of engineers. You will drive critical integrations with KYC providers, geolocation services, and payments, shaping how our product interacts with external systems. You will design scalable services using Python and Django, implement observability, and...

Albertine builds white-label digital concierge experiences for luxury brands and their members. Our backend is a multi-tenant TypeScript API platform that powers the member-facing concierge apps, LMT — the internal platform agents use to manage members and operations — plus payments, recommendations, messaging, and a growing set of third-party...

El rol Serás responsable de los sistemas que hay detrás del producto: APIs, modelos de datos, procesos en segundo plano, integraciones y los flujos de datos que impulsan la activación, la retención y la monetización. Dos cosas definen este puesto por encima del resto. La primera es la arquitectura: a nuestra escala, una frontera mal puesta o un modelo...

En JAKALA seguimos creciendo y buscamos un/a Backend Engineer para formar parte de un equipo de desarrollo en una Plataforma de IA escalable en nuestra oficina de Madrid, Barcelona, Gijón o Pamplona (o posibilidad de trabajo remoto). Estamos desarrollando una plataforma basada en arquitectura modular con dos backends principales: Node.js (servicios...

Our mission is to enable everyone to build wealth We reinvent how trading and investing work by creating exceptional products people love. That takes high standards, high velocity and engineers who own what they ship. Today, we serve over 6 million clients, with more than €38 billion in assets under management. At that scale, performance, reliability and...

Mimica is hiring Senior+ engineers to lead backend development for ML-driven tasks. You will own core Python services interfacing with ML models and contribute to our platform architecture and DevEx. This fully remote role offers collaboration with Data Scientists and scalable systems. You will join a Python-focused chapter, shaping technical direction,...

Kairós está buscando un Lead Backend Engineer para liderar la modernización de sistemas críticos y la migración de arquitecturas legacy. Serás el referente técnico, guiarás a ingenieros y definirás decisiones arquitectónicas transversalmente. Trabajarás con Java 21, Spring Boot, en entornos cloud (AWS/GCP) con IaC, CI/CD e integración de IA como...

Our mission is to enable everyone to build wealthWe reinvent how trading and investing work by creating exceptional products people love.That takes high standards, high velocity and engineers who own what they ship.Today, we serve over 6 million clients, with more than €38 billion in assets under management. At that scale, performance, reliability and data...