Hire the best Web Application Developers in Shanghai, CN
Check out Web Application Developers in Shanghai, CN with the skills you need for your next job.
- $23 hourly
- 5.0/5
- (3 jobs)
📱 I am a Mobile App Developer with professional expertise in building iOS and Android applications for businesses. 🚀 I specialize in creating user-friendly and feature-rich mobile apps that cater to your specific needs. 🎛️ Additionally, I have a strong background in developing intuitive web dashboards for seamless management of your app's backend processes. 💡 Leveraging my skills in frameworks and languages like Dart/Flutter, Kotlin, Swift, JavaScript, Python/Django, and Firebase. 🔧 I offer end-to-end project management and development, from scratch, to ensure a smooth development process from concept to delivery. 💬 Effective communication and collaboration are paramount to me, as I strive to meet and exceed your expectations. 🤝 Let's collaborate and create a robust solution that aligns perfectly with your goals and vision.Web ApplicationSupabaseDartFlutterDjangoFirebaseAndroidiOS - $60 hourly
- 5.0/5
- (4 jobs)
A passionate software architect, team leader, and software developer based on a solid software engineering background with 19 years of computing industry experience. Result-oriented and having: 1. Hands-on experience in distributed system/application architecture design 2. Execution of high-performance application development in n-tier architecture 3. On time delivery of enterprise solutions for various business domains in automobile manufacturing, enterprise remote support technologies, and enterprise e-commerce 4. Proficient skills in Java, ASP.NET, HTML5, OPC UA, XML, My SQL, Oracle PL/SQL and SQL Server 5. Successive application cutovers and deployment experience in very demanding real-time environments 6. Excellent English verbal and written communication skills 7. Rich onsite working experience in the United StatesWeb ApplicationReact NativeReactFlutterMicroserviceSpring BootPythonJavaGolangDocker - $50 hourly
- 5.0/5
- (1 job)
20 years software development experience. Solid background in browser related development. For example, WebKit, WebCore, front end, selenium webdriver, jquery. Multiple years experience on backend development. Be good at C++, Python. Ability to solve complex technical problems and to propose innovative solutions in project development.Web ApplicationSoftware DevelopmentProduct DevelopmentLinuxEmbedded LinuxBrowser ExtensionWeb BrowserBrowser AutomationJavaScriptC++Python - $75 hourly
- 0.0/5
- (0 jobs)
Hello! With over 8+ years of software engineering experience, I am providing cost-efficient solutions for all clients’ needs. I am turned towards creating long-term relations and turning startups into successful companies. I provide web and mobile solutions for video streaming, chat engines, social/dating/uber platforms, Bluetooth/BLE.Web ApplicationWebsiteElasticsearchTypeScriptSQLSpring BootHTMLHTML5CSSReactMySQLJavaPythonScalaMongoDB - $30 hourly
- 4.7/5
- (2 jobs)
I have extensive experience in designing and developing software applications for small and medium-sized businesses. I have been a key contributor in several projects, including a server monitoring platform using Zabbix, an online course platform with membership and video-on-demand functionality, and a customer service system utilizing WeChat Enterprise with a custom-designed user interface and offline chat record storage. As a front-end developer, I am well-versed in HTML and CSS3, as well as WordPress and AntDesign. On the backend, I am proficient in Java, SpringBoot, MySQL, Hibernate, and Mybatis. Additionally, I am familiar with Linux, shell scripting, and Nginx. Communication is of the utmost importance to we freelancers. If you are looking to create a new application or simply seeking consultation, please don't hesitate to reach out to me. I would also be open to ongoing communication and happy to talk with you throughout our cooperation. Let's keep in touch!Web ApplicationSpring BootWeChatWordPress DevelopmentVue.jsHTML5SmartphoneMySQL - $20 hourly
- 5.0/5
- (1 job)
I am a web front-end developer, and I have over 8 years experience, such as HTML, Javascript, Typescript, NodeJs, graphql and React.Web ApplicationFront-End DevelopmentUnix ShellNode.jsTypeScriptJavaScriptPython - $35 hourly
- 0.0/5
- (1 job)
I’m a Data Analyst with a passion for Trading and extensive experience in data visualization, market analysis, and strategy development using Python, Taipy, and AI tools like LlamaIndex. Although I’m new to the Upwork platform, I bring extensive expertise gained from years of solving complex data challenges through collaborations with exchange companies and daily personal trading in the futures market. My hands-on trading experience and programming expertise have sharpened my ability to analyze market data and develop actionable strategies that drive client success. If you’re facing challenges such as extracting insights from complex datasets, building interactive dashboards, automating trading workflows, or creating AI-powered decision-making tools, I can help. Reach out to me when you need a reliable partner to turn your data into valuable solutions that streamline processes, enhance decision-making, or maximize profitability. Here’s how I can assist you with your project: - Extensive experience in data analytics, visualization, and decision-making tools - Seamless communication and clear expectations throughout our collaboration - Results-oriented approaches to solving your unique challenges My core expertise: - Python, Taipy, LlamaIndex, Machine Learning, and AI-driven applications - Data pipelines, analytics scripts, dashboards, and advanced trading strategiesWeb ApplicationProject ManagementData ProcessingGenerative AILLM PromptData VisualizationData AnalyticsChatbotDashboardNeo4jSoftware DevelopmentPythonPolarsData Management - $20 hourly
- 5.0/5
- (1 job)
🏆 6 years of Professional Frontend Development Experience 💪 Exceptional problem-solving skills ✔ Have a strong sense of time and always deliver on time ✔ Excellent communication skills What I Can Do for You: ✅ Convert Figma designs to fully functional web pages, including unit and integration testing ✅ Deploy projects to hosting platforms like Vercel, Cloudflare, Netlify, or AWS ✅ Troubleshoot and fix bugs efficiently with strong problem-solving skills ✅ Add new features seamlessly without impacting existing functionalityWeb ApplicationNuxt.jsTypeScriptCSS 3HTML5Responsive DesignNext.jsWeb DevelopmentReactVue.js - $45 hourly
- 0.0/5
- (0 jobs)
We have a professional development team consisting of about ten members. The team members not only possess solid professional skills but also enjoy high stability. Through long-term project practices, they have accumulated rich development experience, covering multiple key areas such as User Interface (UI) design, script writing, and service layer JAVA language development. It is particularly worth mentioning that the team has demonstrated excellent performance in collaborative development with overseas headquarter companies. We are familiar with the development processes and standards of international projects and possess outstanding language communication skills, which can ensure the accuracy and efficiency of information transmission during cross-border collaborations. Whether it is complex projects or diverse products, we are fully confident and capable of completing the delivery with high quality according to the scheduled time nodes, providing customers with high-quality and reliable solutions.Web ApplicationDatabaseCSSJavaScriptSpring BootCore JavaWeb CrawlerScriptingEcommerce WebsiteInternational Development - $60 hourly
- 0.0/5
- (0 jobs)
I possess rich project experience in both Java-Kotlin hybrid programming and pure Kotlin projects. Proficient in multiple technical aspects: Network Protocols & Encryption: Well-versed in HTTP, TCP/IP, HTTPS, symmetric and asymmetric encryption techniques, compression coding, and hash operation models, ensuring secure and efficient data transmission. Build & Optimization Tools: Familiar with the Gradle build process, implementing APP slimming annotations and handling reflection access, optimizing app performance during the development lifecycle. UI Customization: Skilled in custom View drawing, event distribution handling, multi-touch manipulation, resolving sliding conflicts, and creating engaging animations to enhance user interface interactivity. Multithreading & Architecture: Adept at multithread synchronization and inter-thread communication, with expertise in data componentization, modularization, and control modularization. Proficient in MVC, MVVM architectures, plugin integration, and hot update mechanisms for flexible and scalable app development. Design Patterns: In-depth knowledge of design patterns such as Builder, Adapter, Decorator, Strategy, State, and Chain of Responsibility, Proxy, applying them to improve code maintainability and extensibility. Version Control & Front-end Tech: Familiar with the Git work model for efficient code version management, and experienced in using the jQuery library and Vue.js framework for web development tasks.Web ApplicationAndroid App Development - $45 hourly
- 0.0/5
- (0 jobs)
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- 0.0/5
- (0 jobs)
I have worked in a large well-known Internet company for more than ten years, with extensive experience in development and design. I am capable of handling various software development tasks, including but not limited to web front-end and back-end, infrastructure, etc. I am proficient in multiple languages, including Java, Python, React, and Vue. Please list your requirements, and I am confident that I can assist you. Thank you.Web ApplicationInternational DevelopmentEcommerce - $40 hourly
- 0.0/5
- (0 jobs)
With 10 years of experience in designing, developing and maintaining scalable applications using the .NET Core, .Net6 and related technologies, I have the ability to lead software development teams, deliver high-quality solutions, and solve complex technical problems. Moreover ,I have a passion for continuous learning to improve development processes. Programming Languages: C#, SQL; Frameworks and Technologies: .NET Core, ASP.NET Core, Entity Framework Core; Databases: SQL Server, MySQL, Redis, Elasticsearch Cloud Services: Aliyun Deployment: Docker, GitLabWeb ApplicationElasticsearch.NET Core - $100 hourly
- 0.0/5
- (0 jobs)
In terms of professional experience, I have been engaged in software development for years. I am proficient in multiple programming languages such as Java, Python, and C++. I have in-depth knowledge and practical experience in software design patterns, algorithms, and data structures. I have participated in the development of several large-scale projects. For example, in a chat app, I was responsible for the design and implementation of the core module, which successfully improved the system's performance and stability, and received high praise from clients. In a social app, I led a small team to overcome technical difficulties and completed the project ahead of schedule, saving significant costs for the company. I am also very familiar with various software development frameworks and tools, such as Spring Boot, Django, and Git. I am constantly learning and keeping up with the latest industry trends and technologies to ensure that my skills and knowledge are always up-to-date. In addition to technical skills, I possess strong communication and teamwork abilities. I am able to effectively communicate with team members, stakeholders, and clients to understand their needs and translate them into practical software solutions. I believe that a good team is the key to the success of a project, and I am always willing to share my knowledge and experience with my colleagues to promote the growth and development of the team.Web ApplicationProduct DevelopmentWeb DevelopmentSmartphoneMobile App - $50 hourly
- 0.0/5
- (0 jobs)
1. 熟练掌握Web前端技术,HTML,CSS,JS(ES6)等; 2. 熟练掌握Vue全家桶,如:Vue2,Vue3,Pinia,vue-router等,理解底层原理,能够熟练运用; 3. 熟练使用Webpack/Vite等工具打包和压缩代码并熟练运用Git进行代码管理,便于协助发; 4. 熟练运用 Element-ui/plus,Antd,Vant,Echarts 等组件库的使用; 5. 熟悉使用uni-app,微信原生小程序等开发小程序; 6. 熟悉Echarts,Antv等可视化图表库,具有独立开发可视化大屏的经验; 项目一:君弘全球通app 项目描述 : 君弘全球通app是为国泰君安子公司-国泰君安国际打造的一款app,其中包含了全球各个市场,如港股美股 的开户,此外还包含了行情、交易、理财等各个功能模块,还包括各类推广活动等。 项目介绍: 开户、交易、理财、活动页等功能模块全部采用混合开发的模式,原生(iOS、安卓)提供webview,前端页面展示在webview当中;移动端H5页面使用jsbridge与原生进行数据通信,比如去原生那边拿客户的基本信息、登录状态等等;前端适配使用的是vw视口配置,使用postcss-px-to-viewport插件,自动把px转换成vw,高效进行移动端开发。项目使用vue-i18n进行国际化的配置,不同的vue文件对应的格各自的json配置文件进行语言的配置。 工作职责: 1. 负责交易模块的各类功能的开发迭代,包括下单,订单列表,订单详情等。(所有接口都通过原生进行发送请求, 原生会对移动端的请求进行封装,比如增加请求头,原生通过SDK发送请求,不容易被抓包,也更安全; 2. 使用负责理财首页,跨境理财通的开发,主要包含了客户资产模块,风险测评模块,南向通产品专区模块(主 要是各类基金),资讯模块,南向通专区,北向通专区等等; 3. 参与跨境理财通H5版本的开发; 4. 负责各类推广活动页的开发; 项目二:国泰君安国君国际(香港)开户系统 (移动端) 项目描述 : 作为香港地区最大的财富管理平台之一,为了让投资者享受到更为便利、快捷的服务,国泰君安国际推出H5在线“极速开户”,用户通过选择证件,填写个人信息等,引入人脸识别,OCR文字识别,大幅优化开户效率,为财富管理与零售客户提供安全、便捷的服务。 工作职责: 1. 用 vue2+cube-ui+vant 框架搭建项目工程目录搭配进行页面排版 ; 2. 开户整体为14个步骤,完成每一步的信息填写,涉及到的有:图形验证码进行登录校验、OCR识别、表单信息自动填充、选择图片上传、等可进入下一步,将每一页信息存入数据库,也可查看上一步数据(数据回显); 3. 其中封装多个公共组件,如上传图片,选择国家号,国家地区,证件时间选择器等,便于其他页面复用 4. 利用CMS,OCR进行信息查询,证件识别,人脸识别等; 5. 通过 vue-i18n 进行语言转换(简繁体); 项目三:开户系统后台管理 (PC端) 项目描述 : 国泰君安国际开户后台管理分为管理员和访客,负责营业部开户管理工作,包括客户开户,资料管理等工作,负责出入金管理,资料变更,审核等,对客户提交的开户申请进行审批,以及一些字段,资料的配置,账号的管理等,为内部工作人员使用的后台系统。 工作职责: 1. 根据数据库数据渲染出对应的所有客户信息的列表集合,采用表格分页的方式优化列表; 2. 使用首页左侧边栏,根据路由表实现递归遍历渲染,渲染出所有子级菜单; 3. 使用 vuex进行数据的统一管理,使用,采用 vue-router 来进行路由封装,实现路由跳转,通过验证 token 利用 路由守卫实现路由拦截; 4. 合理使用路由懒加载,第三方插件库按需引入等功能提高首屏加载速度; 5. 封装实现懒加载,裂图处理等自定义 hook; 6.权限管理,实现根据用户的不同身份,展示相对应的页面,通过 meta 属性控制页面展示; 7.信息看板模块使用 echarts 图表库对访客人员,巡查情况等数据进行统计,以图表的形式渲染到首页,方便查看; 8.借助微前端无界 js 实现将 vue 的可视化大屏嵌入到项目中Web ApplicationWeb DevelopmentProduct Development - $35 hourly
- 0.0/5
- (0 jobs)
I’m living the dream. I’ve always been a great problem solver, an independent introvert, and a technophile obsessed with the latest programming language. Today, I’m working from home as a software engineer, and I get to show off all these elements of who I am. I started learning to code when I was a teenager, though it was always more of a hobby than a career focus. But, after a college education in Computer Science, I realized software engineering was the right field for me. Since then, I’ve worked on countless freelance projects like WEB & MOBILE application development and have been involved with a handful of notable startups. Today, I’m working as a freelancer, and am getting into machine learning as well on my own time. I’m familiar with a variety of programming languages, including PHP, Python, Java, JavaScript, React, Vue, Angular, but I’m always adding new skills to my repertoire. I’m eager to meet new projects with challenges, so feel free to connect!Web ApplicationMVC FrameworkWeb DevelopmentCodeIgniterHibernateFlaskDjangoLaravelPythonJavaPHPRESTful APISpring Framework - $40 hourly
- 0.0/5
- (0 jobs)
I’m a developer with experience in building websites for small and medium sized businesses. I’m experienced in both frontend and backend. Golang and PHP are the main language which I used in my projects. I also can coding web pages by React or VUE.Web ApplicationVuexDockerNGINXReactGolangPHP - $70 hourly
- 0.0/5
- (0 jobs)
I have been a software engineer since 2018. Focusing on React / Next.js development. I have 2 startups experience building NFT / Defi projects. I worked in top crypto exchange and built crypto exchange products AI enthusiastic (Curso & Claud.ai). Build and ship fast. Tech skills: - React, Nextjs, HTML/CSS, styled-compoent, web3.js, Vercel, Git, Smart contractWeb ApplicationFront-End DevelopmentNext.jsReactWeb3NFT - $20 hourly
- 5.0/5
- (2 jobs)
I am a Senior Software Engineer with over 10 years , including 5 years of Golang development experience. Additionally, I also use rust and solidity to develop for blockchain.I am good at blockchain and big data, especially blockchain. - Based on Geth source code and secondary development of public chains, based on polygonZKEVM development of L2 chains, familiar with L2, Rollup, ZK and other Ethereum-related technologies and ecosystems - Understand common consensus algorithms such as POW, POS, DPOS, Raft, PBFT, etc. - Familiar with Solidity, Rust, and preliminary smart contract development capabilities I help you build your business, base on your needs. Contact me NOW !Web ApplicationERC-721ERC-20Smart ContractNoSQL DatabaseSoftware DevelopmentClickHouseNFTEthereumDatabaseApache KafkaDockerRustAPI DevelopmentGolang - $18 hourly
- 0.0/5
- (0 jobs)
- full-stack web developer experienced in building websites with Tailwind CSS, jQuery, Laravel. - data analyst experienced in GTM, GA4, Plotly.js, Charts.js etc. - game localization tester (simplified Chinese) with four years of experience - two-time PhD dropout due to external circumstances and still passionate about academiaWeb ApplicationGame DevelopmentLocalization TestingJapaneseVirtual RealityEnglishVideo GameMandarin Chinese - $18 hourly
- 0.0/5
- (0 jobs)
I’m a developer experienced in building websites for small and medium-sized businesses. Whether you’re trying to win work, list your services, or create a new online store, I can help. 1.Knows HTML and CSS3, React,Vue,Node.js 2.Full project management from start to finish 3.Regular communication is important to me, so let’s keep in touch.Web ApplicationWeb Development - $50 hourly
- 0.0/5
- (0 jobs)
Hello, I'm glad you saw me from the vast sea of people. Below is a brief introduction of me. I hope we can have the opportunity to further cooperate. Because I liked it, I chose to major in computer science in college. Since graduating in 2019, I have been working in front-end development and have 5 to 6 years of work experience. Relatively speaking, I believe that my work experience is relatively rich. I am proficient in developing languages such as JS, TS, and NodeJS, and can proficiently use Vue, React, NextJS, NestJS to develop projects. I also have good team management experienceWeb ApplicationWeb DevelopmentTypeScriptJavaScriptCSSHTMLNestJSNext.jsVue.jsReact - $25 hourly
- 0.0/5
- (0 jobs)
If you're looking for a skilled React developer who can create web application from scratch or fix any web-related issues, then you've come to the right place. As a web developer who has been working with React, html/css, TypeScript and Golang for 6+ years, I have rich experiences in developing and fixing web applications in various fields. Three years working exprtiences in TikTok 👨🏻💻 get me used to communicating with colleague from all over the world, in different time-zones and different culture backgrounds.Web ApplicationVue.jsGolangTypeScriptJavaScriptReactWeb DevelopmentInternational Development - $50 hourly
- 0.0/5
- (0 jobs)
Fullstack software developer excels in Java, Typescript ecosystem, deeply understanding of distributed system and rich experience, also mastering in data intensive application development.Web ApplicationWeb Development - $30 hourly
- 0.0/5
- (0 jobs)
Experienced Web Developer and Manager with over 10 years of expertise in full-stack development, project management, and UI/UX design. Adept at leading teams to deliver high-quality web applications and solutions with a strong focus on aesthetics and user experience. Full-Stack Development: React, TailwindCss Golang&PHP&Python Docker, Nginx, MySQL, Redis Languages: English, Mandarin ChineseWeb ApplicationERP SoftwareCRM DevelopmentWeb DevelopmentEcommerce Website - $50 hourly
- 0.0/5
- (0 jobs)
I am an experienced developer in PHP development. More than ten years of PHP development experience. Knows HTML, PHP, jQuery.Web ApplicationWeb DevelopmentPHP - $25 hourly
- 0.0/5
- (0 jobs)
I am a motivated and enthusiastic individual with a passion for personal and professional growth. With a strong background in [your expertise or field], I thrive in dynamic environments that challenge my skills and inspire creativity. I value continuous learning and enjoy collaborating with diverse teams to achieve meaningful goals. My strengths include effective communication, problem-solving, and adaptability, which have allowed me to excel in various roles. Outside of work, I enjoy [your hobbies or interests], which keep me balanced and inspired. I am driven by a desire to make a positive impact and contribute meaningfully to any endeavor I pursue.Web ApplicationBlockchain ArchitectureConstruction Document PreparationSmartphoneSpecificationsProduct DevelopmentNFTWeb DevelopmentInternational Development Want to browse more freelancers?
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