Backend & APIs

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

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dev.to > aeza__net > choosing-a-game-server-location-based-on-ping-3dhi

Choosing a Game Server Location Based on Ping

33+ min ago   (1234+ words) Before choosing a location, you need ping series and traceroutes from player networks, followed by a test session on the game server. Together, these help evaluate latency, jitter, and packet loss at different times of day. Responses to service-level requests…...


dev.to > earnnovadev > gigwatch-ai-powered-remote-job-monitoring-open-source-2fhc

GigWatch: AI-powered remote job monitoring (open source)

33+ min ago   (264+ words) I built GigWatch — an open-source tool that monitors remote job boards and sends you AI-curated alerts when new positions match your skills. What it does Scans multiple job sources (RemoteOK, WeWorkRemotely, Hacker News, and more) every hour Uses LLM-based filtering…...


dev.to > dave_gordon > where-background-removal-apis-send-your-users-video-2bl2

Where Background Removal APIs Send Your Users' Video

1+ hour, 23+ min ago   (914+ words) Picking a background removal API is an engineering decision right up until it stops being one. The masks hold on hair and glasses, the latency fits, the integration is a two day job, and then a security reviewer at your…...


dev.to > abbassibai > oracle-hcm-position-hierarchy-explained-a-beginners-guide-to-structure-setup-and-hdl-1hb2

Oracle HCM Position Hierarchy Explained: A Beginner's Guide to Structure, Setup, and HDL

1+ hour, 23+ min ago   (225+ words) Introduction I recently came across the concept of Position Hierarchies in Oracle HCM and,... Tagged with beginners, learning, management, tutorial....


dev.to > rijultp > learning-to-build-with-llms-the-framework-free-way-336p

Learning to Build with LLMs the Framework-Free Way

1+ hour, 37+ min ago   (367+ words) Hello, I'm Rijul, and I'm building LiveReview — a blast-radius aware AI code review built for your... Tagged with ai....


dev.to > aleksander_frolov > one-cast-made-a-view-13x-slower-in-postgresql-so-i-benchmarked-mysql-84-against-postgresql-17-11en

One CAST made a view 13x slower in PostgreSQL. So I benchmarked MySQL 8.4 against PostgreSQL 17

1+ hour, 31+ min ago   (968+ words) At one interview I was asked about VIEWs. I answered honestly: in real projects I had barely run into them; for aggregates it is safer to keep a separate table. One of the interviewers said, “You understand nothing about VIEWs,…...


dev.to > fortitudeomnis > hi-dev-im-rob-building-ospulse-at-fortitude-omnis-2p33

Hi DEV, I'm Rob building OSPulse at Fortitude Omnis

1+ hour, 42+ min ago   (783+ words) Hello all. I'm Rob. I build OSPulse at Fortitude Omnis Group Ltd, a small indie company taking on the VC-funded supply-chain names (Snyk, Sonatype, Socket) with no funding and no sales team. The product page is the whole pitch. What…...


dev.to > codenameone > fill-an-sms-verification-code-without-reading-the-inbox-926

Fill an SMS Verification Code Without Reading the Inbox

1+ hour, 52+ min ago   (134+ words) Codename One adds phone-number and OTP components plus one-time-code autofill on iOS, Android, and the web without requesting permission to read SMS messages. Tagged with java, mobile, android, ios....


dev.to > michaelajayi_dev > the-order-that-got-charged-twice-a-race-condition-post-mortem-18bc

The Order That Got Charged Twice - A Race Condition Post-Mortem

2+ hour, 4+ min ago   (424+ words) Over the past 48 hours, the support team has received 6 tickets from customers who were charged twice for a single order. Refunds have been manually issued, but engineering hasn’t identified the cause. Customer cus_8841 placed order ord_20394 for $87.50, four seconds apart. The first…...


dev.to > walletguy > openclaw-plugin-connect-waiaas-to-langchain-crewai-and-any-ai-framework-1klh

OpenClaw Plugin: Connect WAIaaS to LangChain, CrewAI, and Any AI Framework

2+ hour, 5+ min ago   (1147+ words) Your AI agent can browse the web, write code, and manage files — but can it swap tokens? The OpenClaw plugin is WAIaaS's answer to that question: a drop-in wallet toolkit that connects your existing AI agent framework to real blockchain…...