📰 Dev.to · San Si wu

Anyone involved in quantitative trading knows that the core of a backtesting system is not how fancy...

Candlestick charts in financial data visualization represent a typical challenge in frontend...

Introduction: Why Do We Need a Unified API? If you've worked on financial data...

Introduction: How Should You Choose the "Eyes" of Your Trading Strategy? In 2026, with the...

In live trading, "being able to retrieve data" is not the same as "being ready for...

I. Introduction In the world of quantitative trading, latency is money. Every millisecond...

As one of the world’s most actively traded commodities, crude oil futures are characterized by...

作为全球交易量最大的大宗商品之一，原油期货价格波动剧烈、趋势性强，非常适合量化策略的落地。本文将从零基础出发，完整拆解原油期货量化策略的开发流程——从历史 K...

In the fields of forex quantitative trading, currency conversion, strategy backtesting, and real-time...

引言 在外汇量化交易、汇率换算、策略回测以及实时监控等场景中，稳定、低延迟的外汇数据是不可或缺的基础设施。本文将从零开始,手把手教你用 Java 接入外汇数据 API，覆盖 API...

For developers building quantitative trading systems, financial data analytics platforms, or market...

做量化交易、金融数据分析、行情看板开发的开发者，核心诉求从来不是“拿到数据”，而是“稳定拿到数据、可灵活查询数据、可复用数据”。 很多人初期调用金融数据API时，只会直接获取原始数据用于临时分析，一旦...

In the fintech sector, real-time performance is a core competitive advantage. Millisecond differences...

From sub-100-millisecond latency to cost per million calls: a comprehensive guide to selecting and...

Millisecond-level latency, ten-level order book, tick-by-tick transactions – an in-depth...

毫秒级延迟、十档盘口、逐笔成交——深入解读 Level-2 行情数据的技术架构与接入实践 在量化交易领域，数据是策略的灵魂。如果说 Level-1 行情让你看到市场的“表象”，那么 Level-2...

The US stock market aggregates numerous top global listed companies and stands as one of the most...

In recent months, while building forex quantitative tools and live market dashboards, I evaluated...

As a developer who has worked extensively with overseas financial data APIs, I recently took on a...