InfoQ - Development - Articles

Article: Building an Offline-First AI Coding Tutor for Low-End Android Phones

Chidi Nwaogu — Wed, 28 Oct 2026 09:00:00 GMT

This article is about engineering an offline-first app for low-end devices based on our experience in Nigeria and India. The interesting problems in this space are storage, quota, cold start, and failure-path design. Our approach applies to any product whose users are on constrained devices and intermittent connections, when the assumption they have a laptop and broadband access do not hold.

By Chidi Nwaogu

Article: Multi-Cloud FinOps: an Engineering Framework for Cross-Cloud Cost Optimization

Vivek Arora — Fri, 23 Oct 2026 11:00:00 GMT

Multi-cloud flexibility comes with hidden egress costs driven by service placement and communication patterns. This article applies Backend FinOps to cross-cloud architecture, covering cost visibility through FOCUS, workload placement, synchronization models, and CI/CD-integrated cost governance. A controlled experiment shows architecture changes saved far more than rate negotiation alone.

By Vivek Arora

Article: Distributed Spring Batch without a Message Broker

Janardhan Reddy Chejarla — Wed, 21 Oct 2026 09:00:00 GMT

Distributed Spring Batch partitioning already needs a shared, persistent job repository. This article makes that database the whole coordination plane and drops the message broker, sizing work to the live node count, a per-job master with no standing coordinator, compare-and-set claiming that prevents double-execution, two-phase heartbeat failover, and where a broker is still the right choice.

By Janardhan Reddy Chejarla