Tenzaa's Tech Blog
This site is dedicated to sharing IT-related technologies.
Declarative Provisioning of a Heterogeneous Real-Time Event Pipeline Declarative Provisioning of a Heterogeneous Real-Time Event Pipeline
The initial system was a single, monolithic Java application tasked with an impossible combination of responsibilities:
2023-10-27 Architecture
Microservices Elixir Java Rust Pulumi Actix-web IaC
Implementing Zero-Downtime PostgreSQL Schema Migrations Using a Custom Rust and Tekton Pipeline Implementing Zero-Downtime PostgreSQL Schema Migrations Using a Custom Rust and Tekton Pipeline
The trigger for this project wasn’t a grand architectural vision; it was a production incident. A seemingly innocuous AL
2023-10-27 DevOps
Kubernetes CI/CD Tekton Rust PostgreSQL
Building a Resilient Two-Phase Commit Coordinator in Elixir for Cross-Service Transactions Building a Resilient Two-Phase Commit Coordinator in Elixir for Cross-Service Transactions
Our deployment process was a liability. A single feature release required orchestrating changes across three distinct se
2023-10-27 Distributed Systems
DigitalOcean WebSockets Elixir OTP Phoenix Two-Phase Commit (2PC)
Engineering a Low-Latency Visualization Pipeline with MongoDB Change Streams, NumPy Aggregation, and a Vue.js WebSocket Client Engineering a Low-Latency Visualization Pipeline with MongoDB Change Streams, NumPy Aggregation, and a Vue.js WebSocket Client
The initial system was a predictable failure. A Vue.js dashboard polling a MongoDB collection every three seconds via a
2023-10-27 Data Engineering
WebSockets MongoDB Vue.js NumPy Real-time
Implementing an Asynchronous Control Plane for Apache Spark Using a RESTful API and a Test-Driven React UI Implementing an Asynchronous Control Plane for Apache Spark Using a RESTful API and a Test-Driven React UI
The initial request was straightforward: allow data scientists to run their ad-hoc Spark jobs without direct SSH access
2023-10-27 System Design
React Testing Library RESTful API Babel Asynchronous Processing Apache Spark System Integration
Achieving Sub-Second Startup in a Full-Stack Monorepo with Kotlin Native and Optimized Docker Layers Achieving Sub-Second Startup in a Full-Stack Monorepo with Kotlin Native and Optimized Docker Layers
A docker-compose up taking over 90 seconds for our full-stack monorepo was untenable. The developer feedback loop had be
2023-10-27 DevOps
Kotlin Performance Next.js Docker GraalVM
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