https://amiru.dev/en Backend Engineering, System Architecture, and Fintech insights by Wahyu Amirulloh. en Fri, 24 Jul 2026 23:48:42 GMT https://amiru.dev/en/computer-science/decoding-ieee-754 https://amiru.dev/en/computer-science/decoding-ieee-754 Mon, 15 Jun 2026 00:00:00 GMT A step-by-step guide on how computers store and interpret decimal numbers using the IEEE 754 standard, explained for beginners. Computer Science https://amiru.dev/en/system-design/microservices-communication-grpc https://amiru.dev/en/system-design/microservices-communication-grpc Tue, 02 Apr 2024 00:00:00 GMT Optimizing internal service-to-service communication using HTTP/2, Protobuf, and gRPC for maximum performance. System Design https://amiru.dev/en/system-design/transactional-outbox-pattern https://amiru.dev/en/system-design/transactional-outbox-pattern Mon, 01 Apr 2024 00:00:00 GMT How to ensure atomic updates between your database and message brokers like Kafka or RabbitMQ. System Design https://amiru.dev/en/system-design/idempotent-api-design https://amiru.dev/en/system-design/idempotent-api-design Sun, 31 Mar 2024 00:00:00 GMT Mastering idempotency in distributed systems to prevent duplicate transactions and ensure data consistency. System Design https://amiru.dev/en/blog/banking-integration-challenges https://amiru.dev/en/blog/banking-integration-challenges Fri, 29 Mar 2024 00:00:00 GMT Going beyond the code: The reality of integrating with legacy core banking systems and government regulations. Blog https://amiru.dev/en/blog/golang-fintech-standard https://amiru.dev/en/blog/golang-fintech-standard Thu, 28 Mar 2024 00:00:00 GMT Exploring the concurrency, performance, and simplicity of Golang in the world of high-volume financial transactions. Blog https://amiru.dev/en/system-design/database-failover-strategies https://amiru.dev/en/system-design/database-failover-strategies Wed, 27 Mar 2024 00:00:00 GMT Ensuring high availability in the data layer using replication, load balancing, and failover mechanisms. System Design https://amiru.dev/en/system-design/api-gateway-architecture https://amiru.dev/en/system-design/api-gateway-architecture Tue, 26 Mar 2024 00:00:00 GMT Designing a high-performance entry point for microservices that handles security, observability, and traffic management. System Design https://amiru.dev/en/system-design/distributed-locks https://amiru.dev/en/system-design/distributed-locks Mon, 25 Mar 2024 00:00:00 GMT How to prevent race conditions in highly concurrent distributed systems using Redis-based locking mechanisms. System Design https://amiru.dev/en/system-design/payment-system https://amiru.dev/en/system-design/payment-system Sun, 24 Mar 2024 00:00:00 GMT How to design a scalable and reliable payment system using distributed systems principles, idempotency, and message queues. System Design https://amiru.dev/en/blog/first-post https://amiru.dev/en/blog/first-post Sat, 23 Mar 2024 00:00:00 GMT Why I believe that great software isn't just about code, but about resilient and scalable patterns. Blog