Backend & APIs

HTTP services, microservices, RPC, auth, caching, and resilient API design.

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Inside Backend & APIs

Node, Deno & Bun JS runtimes, frameworks, and edge/serverless adapters. Python Web Django, Flask, FastAPI, async servers, and ORMs for Python backends. JVM Backends Spring Boot, Quarkus, Micronaut, and reactive stacks on the JVM. .NET & C# ASP.NET Core, Minimal APIs, gRPC, and cloud-ready patterns. PHP & Laravel/Symfony Frameworks, queues, and performance patterns for PHP 8+. Go & Rust Services Compiled backends for scale, observability, and efficiency. GraphQL & RPC Schemas, federation, protobuf, and contract-first service stacks. Auth, Identity & Sessions OAuth/OIDC, sessions, JWTs, SSO patterns, and security considerations. Caching, Queues & Background Jobs Caching strategies, job queues, retries, and background processing patterns.

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Latest in Backend & APIs


openrouter.ai > qwen > qwen3.8-max-prime

Qwen3.8 Max Prime - API Pricing & Providers

7+ hour, 13+ min ago   (934+ words) In / Out Price $4 / $12per 1M This model is hosted by one provider. OpenRouter forwards every request to it directly — no routing decisions to make. The average price customers actually pay for this model, next to the prices providers post. Caching and discounts…...


hackernoon.com > building-a-type-safe-database-workflow-with-kysely

Building a Type-Safe Database Workflow With Kysely

1+ hour, 17+ min ago   (823+ words) Kysely is a query builder, not an ORM. There's no entity layer, no lazy loading, no magic session flushing things behind your back. You describe your schema once as a TypeScript interface and from there every method on the builder…...


dev.to > devanshu_patil > the-hard-part-of-an-api-isnt-calling-it-380g

The Hard Part of an API Isn't Calling It

59+ min ago   (480+ words) When I started working with APIs, it was easy to think of them as simple plumbing: Call an endpoint, parse JSON, display the result. That mental model works for a while. Then you build software that depends on real APIs,…...


dev.to > dhruv056 > extracting-static-public-data-with-python-zero-dependencies-732

Extracting Static Public Data with Python (Zero Dependencies)

1+ hour, 49+ min ago   (418+ words) If you need to extract basic structured data from a static, publicly accessible website, it can be tempting to immediately reach for frameworks like Selenium, Scrapy, or Playwright. However, for simple static pages, Python's standard library can often handle the…...


dev.to > arkitechevl > trenches-developer-in6

Trenches Developer

1+ hour, 28+ min ago   (235+ words) Being mostly self taught until I started school, I lacked The Fundamentals and today I still mix things up, or the rare moment I forget syntax..but you also learn things being self taught that traditional methods, in my opinion,…...


tech-insider.org

MiniCPM5-2B Beats Qwen3.5-4B by 13 Points [2026]

7+ hour, 31+ min ago   (586+ words) The model is released under the Apache 2.0 license, the same permissive terms that have made it easy for companies to fine-tune and redistribute open models without the licensing friction attached to some closed-weight alternatives. Weights are published on Hugging Face…...


dev.to > valerianblack3895 > customer-domain-verification-scheduled-polling-and-triggered-rechecks-for-tenant-onboarding-6ig

Customer Domain Verification: Scheduled Polling and Triggered Rechecks for Tenant Onboarding

2+ hour, 48+ min ago   (389+ words) Give each fintech tenant a platform-owned subdomain first, and activate it from the platform's own DNS change. For a customer-owned hostname, run scheduled verification in the background and offer a customer-triggered recheck as an extra control. A button alone cannot…...


dev.to > kellanrhodes1542 > scoped-permission-error-in-one-code-branch-capability-evidence-first-3mek

Scoped Permission Error in One Code Branch (Capability Evidence First)

3+ hour, 16+ min ago   (813+ words) Treat a permission failure on one path as a capability-discovery problem: record the operation that path intends to perform, compare it with the credential's declared grants, and stop before making the outbound call. Rotating the key first can hide the…...


dev.to > jon_zuanich > your-mqtt-devices-keep-publishing-when-the-wan-drops-heres-the-setup-243b

Your MQTT devices keep publishing when the WAN drops — here's the setup

4+ hour, 21+ min ago   (512+ words) Devices publish MQTT to a broker in the cloud. It works, until the link to the site goes down for forty minutes. There are two standard answers, and they're both reasonable. QoS 1 with a persistent session. The client retries unacknowledged…...


medium.com > @johnmwegah > the-idempotency-imperative-designing-for-at-least-once-reality-fd768cfba4dd

The Idempotency Imperative: Designing for At-Least-Once Reality

21+ min ago   (836+ words) Distributed systems operate on an uncomfortable premise: You can never be certain that a message failed merely because you did not …...