<?xml version="1.0" encoding="UTF-8"?><rss version="2.0"><channel><title>Valahdyo A | Software Engineer | System Analyst</title><description>Software Engineer &amp; System Analyst with 4+ years building scalable web and mobile systems. REST API optimization, cloud architecture, and enterprise solutions.</description><link>https://www.val.web.id/</link><item><title>Crypto Funding Rate Arbitrage Explained</title><link>https://www.val.web.id/posts/funding-rate-arbitrage/</link><guid isPermaLink="true">https://www.val.web.id/posts/funding-rate-arbitrage/</guid><description>Understand funding payments in crypto, how traders compare two exchanges, and why a rate gap does not guarantee a profit.</description><pubDate>Sun, 04 Oct 2026 00:00:00 GMT</pubDate></item><item><title>Recording Factory Stock Without Duplicates</title><link>https://www.val.web.id/posts/offline-first-factory/</link><guid isPermaLink="true">https://www.val.web.id/posts/offline-first-factory/</guid><description>Keep stock counts correct when two people submit changes or a lost response leaves an operator unsure whether to send the same entry again.</description><pubDate>Sun, 04 Oct 2026 00:00:00 GMT</pubDate></item><item><title>Speeding Up a Shipment Booking API</title><link>https://www.val.web.id/posts/scaling-rest-apis/</link><guid isPermaLink="true">https://www.val.web.id/posts/scaling-rest-apis/</guid><description>Make a slow shipment booking list easier to investigate without skipping bookings, mixing customer data, or showing outdated status.</description><pubDate>Sun, 04 Oct 2026 00:00:00 GMT</pubDate></item><item><title>How AI Credits Are Charged and Refunded</title><link>https://www.val.web.id/posts/systems-that-pay/</link><guid isPermaLink="true">https://www.val.web.id/posts/systems-that-pay/</guid><description>How an AI credit balance changes, why repeated requests may cost again, and when an interrupted answer is charged or refunded.</description><pubDate>Sun, 04 Oct 2026 00:00:00 GMT</pubDate></item></channel></rss>