Habsi Tech

WebAssembly Beyond the Browser: The Portable Runtime Revolution WebAssembly (Wasm) started as a way to run near-native code in browsers. Today it is becoming a universal runtime for cloud, edge,…

Confidential Computing: The Missing Layer for Data in Use Encryption at rest and TLS in transit are table stakes. But there is a third state of data that most architectures…

Kubernetes FinOps: Designing Cost-Aware Clusters from CI to Runtime Kubernetes is a powerful abstraction, but it is also a cost multiplier when teams treat it as an infinite pool of…

Zero-Downtime Database Migrations: The Expand-Contract PlaybookDatabase migrations are one of the few operations that can take down a healthy production system in seconds. A single ALTER TABLE can lock a…

Exactly-Once Is a Lie: Engineering Reliable Event-Driven Systems Every distributed messaging platform eventually makes the same promise: exactly-once delivery. Kafka sells transactions. SQS offers FIFO queues with deduplication. Pub/Sub ships…

Local-First Software: Offline Apps That Sync Without Losing DataCloud-first software assumes the network is always available and the server is the source of truth. That assumption breaks on airplanes, in…

Database Indexing Deep Dive: B-Trees, LSM Trees, and Query Planners Indexes are the silent engine behind fast database queries. They turn random reads into targeted lookups, range scans into sequential…

Platform Engineering: A Practical Guide to Golden Paths and Developer Portals Modern software delivery is powerful but complicated. A single service can require Kubernetes manifests, Terraform modules, CI pipelines, secret…

Quantum-Proofing the Internet: A Practical Guide to Post-Quantum Cryptography Quantum computers promise to solve problems that are intractable for classical machines. However, this computational power also threatens the cryptographic foundations…