Senior ML Engineer – Real-Time Search

Adikteev is seeking a Senior Data Engineer to own the ML Platform and architect scalable data infrastructure for real-time and batch workloads. You will design, deploy, and evolve predictive models powering Adikteev’s core adtech systems, ensuring data is readily available and processes are efficient.You will lead feature engineering, testing, monitoring,...

Dow Jones in Barcelona is seeking a Senior Machine Learning Engineer for the Search team. You will design scalable systems for highly relevant content discovery, combining backend engineering, data, and AI techniques.You will collaborate with product, data science, and engineering teams to deliver real-time personalized search, ranking, and recommendations...

Useprosper in Barcelona is seeking a Software Engineer to develop and scale their AI Phone Agent platform for healthcare. The role involves working on low-latency speech systems and requires experience in building end-to-end products.Candidates should possess strong knowledge of FastAPI, PostgreSQL, and React. The position offers the opportunity to impact...

Schwarz Digits seeks a Data Engineer to craft scalable data solutions in Barcelona, Spain. You will build and optimize batch and real‑time pipelines, develop ML‑driven features, and work closely with stakeholders to translate business needs into robust data architectures.Required skills include Python, SQL, Spark, Kafka, Kubernetes, Hive, and experience...

Smadex is seeking a Junior Data Engineer to join the core engineering team in Barcelona. You will build robust data pipelines, contribute to data features for ML models, and work in a fast-paced environment that values learning and collaboration.You will participate in code reviews, assist in architecture decisions, and help ensure the stability of...

FinTech Collective, LLC is seeking a Senior Software Engineer for the Core Platform team that runs a real-time

Thunes is seeking a Senior Software Engineer (Golang) to join our European Engineering team, based in Barcelona. You will help scale our global payments platform, delivering high‑throughput services and resilient APIs that connect thousands of partners.You will work on architecture, deployment automation, and performance optimization, collaborating with...

Indra Group busca un Senior Java Developer para un proyecto de middleware orientado a la integración en tiempo real con dispositivos hardware y una interfaz de usuario. La posición estará ubicada en Barcelona y se centrará en el desarrollo backend con Java, arquitectura de integración e interoperabilidad.Se trabajará con APIs REST, WebSocket y MQTT,...

A leading AI company in Barcelona is seeking a Senior AI Engineer to develop advanced conversational systems for debt recovery. The role involves architecting the intelligence behind phone conversations and optimizing speech systems. Candidates should have 4+ years of software development experience and a passion for voice AI. This position offers a...