51eshare's Tech Blog
This site is dedicated to sharing IT-related technologies.
Decoupling Kubernetes Operator Logic Using a WebAssembly-Hosted XState Machine Decoupling Kubernetes Operator Logic Using a WebAssembly-Hosted XState Machine
Our Kubernetes operators were becoming liabilities. What started as clean, single-purpose controllers grew into monolith
2023-10-27 Cloud Native
XState Kubernetes Go WebAssembly Operator
Implementing a High-Throughput Client-Side Aggregation Engine with Rust, WASM, and Elixir Implementing a High-Throughput Client-Side Aggregation Engine with Rust, WASM, and Elixir
The front-end performance cliff was steep and unforgiving. We were feeding a real-time analytics dashboard with a high-f
2023-10-27 System Design
Vitest Rust Elixir WebAssembly Phoenix Framework
Implementing Deterministic E2E Tests for Asynchronous Ktor Sagas with a Cypress Backchannel Implementing Deterministic E2E Tests for Asynchronous Ktor Sagas with a Cypress Backchannel
Our CI pipeline was hemorrhaging. Flaky end-to-end tests for a new travel booking module were bringing builds to a halt
2023-10-27 Software Architecture
Distributed Systems Saga Pattern Ktor Cypress E2E Testing
Constructing a Validated Immutable Artifact Pipeline for an Astro Application Using Packer and Cypress Constructing a Validated Immutable Artifact Pipeline for an Astro Application Using Packer and Cypress
The mandate was clear: deploy a content-rich Astro application with a non-negotiable requirement for deployment atomicit
2023-10-27 DevOps
GraphQL Client CI/CD Astro Packer Immutable Infrastructure Cypress
Implementing an End-to-End Exactly-Once WebSocket Delivery System for Apache Spark Streaming Data Implementing an End-to-End Exactly-Once WebSocket Delivery System for Apache Spark Streaming Data
The initial system was straightforward, almost naive. A real-time operations dashboard, designed to give stakeholders a
2023-10-27 Data Engineering
Jest Headless UI WebSockets Apache Spark Exactly-Once Semantics
Implementing a Distributed C++ Circuit Breaker with a Memcached Backend and Ant Design Dashboard Implementing a Distributed C++ Circuit Breaker with a Memcached Backend and Ant Design Dashboard
A critical downstream payment gateway API began exhibiting intermittent failures, with latency spiking from 50ms to over
2023-10-27 Backend Development
Distributed Systems Ant Design Memcached Caddy C++ Resilience Engineering
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