Java and Kotlin Microservices for Payment Authorizers
Design and build robust Java and Kotlin microservices for payment authorization. Learn Spring Boot, resilient APIs, idempotency, data consistency, observability, and fault tolerance to power secure, high-volume card transactions in production.

flexible workload of 4 to 360h
valid certificate in your country
What will I learn?
Master how to build robust Java and Kotlin microservices for payment authorizers in this focused, hands-on course. Learn to design Spring-based APIs, integrate with card networks, handle idempotency, model authorization data, and choose the right storage. You also cover observability, resilience, async communication, and fault-tolerant flows so your payment authorizations stay fast, consistent, and reliable in real environments.
Elevify advantages
Develop skills
- Design Java/Kotlin payment microservices: choose the right stack fast.
- Model card authorization data: entities, schemas, and idempotency keys.
- Build resilient payment flows: timeouts, retries, circuit breakers that work.
- Integrate with card networks: secure APIs, errors, and latency control.
- Implement observability: structured logs, metrics, and distributed tracing.
Suggested summary
Before starting, you can change the chapters and the workload. Choose which chapter to start with. Add or remove chapters. Increase or decrease the course workloadWhat our students say
Your lessons are perfect. I got the one-year package and finally have the chance to follow several topics I'm interested in without having to switch platforms... I appreciate everything you do, and I've already recommended you to others...

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I like how the lessons get straight to the point and how I can switch chapters and skip content I don't need.

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The platform is fast and easy to use. The variety of content and the extra videos really help with learning.

Giulio CarloPrompt Engineering Student
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