All Services Programming & Development Apps & Mobile Senior Full-Stack Architect $30/hr · Starting at $1K I don't build "brochure websites." I build scalable, enterprise-grade web applications.This service is for clients who need a Senior Technical Lead to rescue a failing project, refactor legacy code, or build a complex SaaS product from scratch.My Core Stack & Expertise:Frontend Architecture: Advanced state management in React.js (Redux/Context) and Angular (RxJS) for high-performance dashboards.Backend Engineering: Secure API development using ASP.NET Core and Node.js.Legacy Rescue: I specialize in taking over messy, buggy codebases and refactoring them into clean, maintainable production environments.Who I Work With:SaaS Founders, CTOs, and Enterprises needing high-availability dashboards and complex logic layers.No Wordpress. No SEO. Just pure, high-performance Engineering. About $30/hr · Ongoing Download Resume I don't build "brochure websites." I build scalable, enterprise-grade web applications.This service is for clients who need a Senior Technical Lead to rescue a failing project, refactor legacy code, or build a complex SaaS product from scratch.My Core Stack & Expertise:Frontend Architecture: Advanced state management in React.js (Redux/Context) and Angular (RxJS) for high-performance dashboards.Backend Engineering: Secure API development using ASP.NET Core and Node.js.Legacy Rescue: I specialize in taking over messy, buggy codebases and refactoring them into clean, maintainable production environments.Who I Work With:SaaS Founders, CTOs, and Enterprises needing high-availability dashboards and complex logic layers.No Wordpress. No SEO. Just pure, high-performance Engineering. Skills & Expertise .NETAndroid DevelopmentAngularJSApp & Mobile DevelopmentASP.NETASP.NET MVCC#CSS3HTML5iOS App DevelopmentJavaScriptjQueryMicrosoft SQL ServerNode.jsProgrammingSignalRTechnical SupportWeb Development Related Work Collections ADHD Rapid Care: Telehealth Mike AI - WhatsApp Finance Bot AI-Powered Reputation Management & Review Monitoring Sy Creator Revenue & CRM Platform LIMS - Automated QC Testing & COA Generation BetLab: Game Provider Integration 2 Reviews Sameer 113 says, Was a pleasure interacting with Vishal. Was impressed by his intuitive grasp of the requirements and his ability to deliver above and beyond requirements. for Develop Ionic Js app for portal on Jun 12, 2020 Sameer 113 says, Was pleased with the promptness of response and ease of understanding from Vishal and Team. Will work with them again. for Develop plugins for Ionic app on Jun 04, 2020 Browse Similar Freelance Experts Python DevelopersNode.js DevelopersC# DevelopersSoftware DevelopersAPI Integration DevelopersPHP DevelopersIT Support ExpertsWhatsApp DevelopersReact Native DevelopersTwilio DevelopersLaravel DevelopersJavaScript DevelopersASP.NET MVC DevelopersASP.NET DevelopersAndroid App DevelopersMicrosoft SQL Server ManagersWeb DevelopersDatabase DevelopersNFT DevelopersArtificial Intelligence (AI) ProgrammersLangChain DevelopersMongoDB DevelopersiOS App DevelopersAngularJS Developers