chaoyangshi, Liaoning, China
$20/hr · Starting at $100
Your custom solution will ground LLM responses on your private data (PDF, DOCX, TXT, web pages, API outputs), reduce hallucinations, and support autonomous task execution via agent tool‑calling. Wheth…
Hangzhou, Zhejiang, China
ID Verified
$100/hr · Starting at $100
在 Google 和 Stripe 构建从 0 到 1 的产品。精通 React/Node.js 生态系统和云原生架构，交付了 3 个生产系统，服务于超过 5000 万用户。将整个堆栈的延迟降低了 68%，推动了超过 2200 万美元的收入增长，并拥有两项实时协作技术专利。精通英语/普通话。 ✅ 顶级简历工程 1. 所有权（成果交付） 负责 AI 支付系统的端到端开发：带领 8 名跨职能团队（…
Guangzhou, Guangdong, China
$25/hr · Starting at $300
iOS App development iOS App development iOS App development iOS App development iOS App development iOS App development
Yanji, Jilin, China
$30/hr · Starting at $100
I am a software developer with 10+ years of experience working with .NET, SQL, C#, JavaScript, HTML, and CSS. I can do both front-end and back-end job. On the back-end my major experience is with Micr…
Harbin, Heilongjiang, China
$35/hr · Starting at $500
I used Shopify on this project Project description I have done my client's website. It is a responsive and high-quality website. WordPress, Elementor Pro, Elementor Landing Page, Elementor WordPress,
$60/hr · Starting at $25
A full-stack developer of websites, mobile apps & games, Certified Scrum Master, B.S. of software engineering, and MSc. of innovation management. I have over 20 years of programming experience and hav…
Shanghai, Shanghai, China
$50/hr · Starting at $100
我是一名拥有丰富实践经验的全栈Java开发人员，致力于为企业和个人提供高质量、高性价比的技术解决方案。我的专长涵盖整个开发生命周期——从需求分析和系统设计，到前端和后端编码，再到服务器部署和持续维护。 核心技能： 后端开发 精通 Java 和 Spring Boot / Spring Cloud 生态系统，能够构建稳定、安全的 RESTful API 和高并发微服务。 精通 Maven/Gradl…
Shulan, Jilin, China
$20/hr · Starting at $50
I offer comprehensive mobile development services designed to help businesses establish a robust online presence and achieve their digital goals. In today’s fast-paced, technology-driven world, having…
Qingdao, Shandong, China
Are you looking for a professional, responsive, and SEO-optimized website that doesn't just look good but actually grows your business? With 10+ years of experience in WordPress development, I special…
$28/hr · Starting at $224
Based on the specific requirements of the project, we meticulously formulate detailed test plans and strategies, clearly defining the scope of testing, rationally planning resource allocation, properl…
Dan Dong Shi, Liaoning, China
$30/hr · Starting at $200
I am a highly skilled full-stack developer with over [X years] of experience specializing in building robust, scalable, and user-friendly web applications. My expertise spans both front-end and back-e…
Nanjing, Jiangsu, China
My full-stack web development service delivers complete solutions for businesses that want to build, modernize, or scale their online presence. With solid experience in both frontend and backend techn…