Описание: Kintai helps small and medium-sized businesses and self-employed professionals access working capital as a flexible alternative to traditional financing. The company develops a fintech product designed to support business growth and day-to-day financial needs. Задачи: Design and implement microservices and REST/Graph QL APIs mainly in Type Script (Node. Js) and Python;

Build event-driven solutions integrating queues and streams such as SQS/SNS, Kinesis/Event Bridge, or Kafka;

Orchestrate processes using BPM and Step Functions;

Design and operate AWS components including Lambda, API Gateway, S3, RDS/Dynamo DB, and IAM, focusing on security, cost, and resilience;

Define Infrastructure as Code with Terraform or CDK;

Maintain CI/CD pipelines;

Ensure quality and observability;

Collaborate with the Product Owner to prioritize, estimate, and self-manage work in an agile environment;

Document architectural decisions and best practices to improve maintainability. Требования: 6+ Years of professional backend experience;

Strong proficiency in Type Script/Node. Js;

Solid experience with Python;

Experience creating andoperating APIs and services in production;





Advanced knowledge of AWS, including Lambda, API Gateway, S3, RDS/Dynamo DB, IAM, Event Bridge, and other typical backend services;

Experience with messaging, streams, and integration patterns;

Experience with SQL andNo SQL databases;

Excellent organizational skills, autonomy, responsibility, and a habit of keeping up with the state of the art;

Clear communication anda product-focused approach centered on business impact, metrics, and reliability;

Nice to have: Experience in fintech, open banking, payments, or risk;

Observability with Cloud Watch, Open Telemetry, or Prometheus/Grafana;

Cloud security with KMS, Secrets Manager, or least-privilege IAM policies;

Knowledge of DDD or hexagonal architecture. Условия: Indefinite contract from the start Adaptable working hours Intensive Fridays in summer Offices near the beach with a canteen, large terraces, gym, game room, climbing wall, and pool Flexible compensation plan with Cobee Health insurance paid by Kintai Two team events per year and many after-work events #J-18808-Ljbffr

📌 Backend Developer In Fintech (Barcelona)
🏢 Enfint
📍 Barcelona