Design, build, and maintain scalable Python applications across backend services, APIs, and data infrastructure Develop and optimize RESTful APIs and microservices using frameworks such as FastAPI, Django, or Flask Build and maintain data pipelines, ETL processes, and
Cosa Farai - Avrai un impatto diretto sull’esperienza dei clienti, con un ciclo di feedback rapido e concreto - Svilupperai soluzioni tecnologiche innovative per rendere l’energia più semplice e accessibile - Lavorerai sul backend per integrare
Overview Build and operate Klarnas analytical data processing platforms on AWS, supporting large-scale batch and analytical workloads. Design robust data pipelines, table structures, and access patterns enabling efficient analytics, model training, and downstream consumption. Continuously evolve platform
Develop, operate and maintain Klarnas shared Kafka clusters — ~150 nodes, 60 MiB/s ingestion, 120 MiB/s output, 125 TiB stored. Lead the design and implementation of core data streaming systems using Kafka, AWS, Iceberg, ECS, and S3.