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/GraphQL APIs mainly in TypeScript (Node.Js) and Python;

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

- Orchestrate processes using BPM and Step Functions;

- Design and operate AWS components including Lambda, API Gateway, S3, RDS/DynamoDB, 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 TypeScript/Node.Js;

- Solid experience with Python;

- Experience creating and operating APIs and services in production;





- Advanced knowledge of AWS, including Lambda, API Gateway, S3, RDS/DynamoDB, IAM, EventBridge, and other typical backend services;

- Experience with messaging, streams, and integration patterns;

- Experience with SQL and NoSQL databases;

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

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

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

- Observabilitywith CloudWatch, OpenTelemetry, 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
- Versátil 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

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