ES8 Javascript Experts For Hire
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Hire ArmiaWassefFayez
ArmiaWassefFayez ArmiaWassefFayez
$50 USD / hour
Top 1% Preferred & Verified ✅ by Freelancer.comEgyptI am a Senior Technical Architect & Lead Full-Stack Developer with over 15 years of experience specializing in ASP.NET Core MVC, ASP.NET Zero / Boilerplate, and CMS platforms including Umbraco. I have an extensive background in both web and Windows application development using C#, VB.NET, and legacy VB6, supported by...I am a Senior Technical Architect & Lead Full-Stack Developer with over 15 years of experience specializing in ASP.NET Core MVC, ASP.NET Zero / Boilerplate, and CMS platforms including Umbraco. I have an extensive background in both web and Windows application development using C#, VB.NET, and legacy VB6, supported by strong expertise in Entity Framework and modern architectural patterns. My technical skills span a wide range of technologies and tools, including: Back-End & Cloud: ASP.NET Core, MVC, Web API, WCF, WebForms, SQL Server, PostgreSQL, Oracle, MySQL, NoSQL (MongoDB, Firebase), Crystal Reports, RDLC, SSIS, SSRS, Azure, AWS, SmarterASP, VPS & Plesk Front-End: HTML, CSS, JavaScript, jQuery, AJAX, TypeScript, Angular (all versions), React, Redux, KnockoutJS Version Control & DevOps: GitHub, GitLab, Bitbucket, TFS, SVN Mobile Development: Xamarin.Forms, Xamarin.Native, Flutter, Android, iOS Cloud & DevOps Microsoft Azure & AWS services (App Services, Functions, Storage, EC2, S3) CI/CD automation with Azure DevOps, GitHub Actions, GitLab CI, Bitbucket Pipelines Containerized deployments using Docker and Kubernetes Infrastructure provisioning and security best practices Hosting and server administration: SmarterASP, VPS & Plesk I apply clean software engineering principles with experience in Repository Pattern, Onion Architecture, Domain-Driven Design (DDD), and Dependency Injection, while consistently following SOLID principles. I value clear communication, transparency, and ongoing collaboration to ensure project alignment from start to finish. My commitment is to deliver high-quality, scalable solutions on time and within budget—client satisfaction is always my top priority. Thank you for reviewing my profile — I look forward to working together on your next project. less -
Hire faisal702
✅ Full-Time Freelancer ? 5+ Years of Experience ? 100% Satisfied dataClients ⭐ 150+ Projects Completed (on Different Platforms) ? Collected Over 100k Emails I have over 5 years of experience as a Data Entry Specialist, Web Researcher, Web Scraper, MCAT professional, Lead Generator, and Shopify Store Developer. I’m...✅ Full-Time Freelancer ? 5+ Years of Experience ? 100% Satisfied dataClients ⭐ 150+ Projects Completed (on Different Platforms) ? Collected Over 100k Emails I have over 5 years of experience as a Data Entry Specialist, Web Researcher, Web Scraper, MCAT professional, Lead Generator, and Shopify Store Developer. I’m fluent in Themes Navigation, PDF conversions, and product uploads across platforms like Shopify, WordPress, WooCommerce, Magento, and GoDaddy. My goal is to exceed 100% of my employers’ expectations! ? My Core Skills ⚡ Research & Grant Research ⚡ MCAT ⚡ Notion Workspace Building ⚡ Virtual Assistance & Admin Support ⚡ Data Entry (high accuracy; MS Excel & Google Sheets; fast typing; attention to detail) ⚡ Online/Offline Data Entry & Data Mining/Cleaning ⚡ Data Scraping & Data Extraction ⚡ Lead Generation & Email Finding (valid & verified lists) ⚡ Contact & Email List Building ⚡ CRM Data Entry & Cleanup (Salesforce, HubSpot, Pipedrive) ⚡ Database Building & Real Estate Research ⚡ Skip Tracing & Email Handling ⚡ CMS Expertise ◉ WordPress, SEO, Framer ◉ Module & Plugin Development / Customizations ⚡ Shopify ◉ Product Uploading ◉ Complete Store Building ◉ Store Customization ⚡ Custom Website Development ◉ HTML5, CSS3, JavaScript, XML, Tailwind CSS ◉ Node.js, React.js, Express.js ◉ MySQL, MongoDB (MERN Stack) I can start immediately and am ready to discuss your project. I pride myself on delivering high-quality work on time and surpassing expectations. Looking forward to adding you to my happy client family! Regards, Faisal Zaman less -
Hire brenob18
Senior Backend Engineer and AI Agent Engineer with experience building scalable distributed systems, LLM-powered applications, and high-throughput backend platforms used by hundreds of thousands of users. Strong background in Golang microservices, Python AI systems, and cloud-native infrastructure, with hands-on...Senior Backend Engineer and AI Agent Engineer with experience building scalable distributed systems, LLM-powered applications, and high-throughput backend platforms used by hundreds of thousands of users. Strong background in Golang microservices, Python AI systems, and cloud-native infrastructure, with hands-on experience designing RAG pipelines, AI agents, real-time APIs, and high-scale data platforms. Proven track record of leading backend architecture, improving developer productivity, and delivering production-grade AI systems in fast-paced startup environments. less -
Hire romelc58
I’m a Full Stack Developer with 10+ years of experience building modern, scalable web applications from frontend to backend. I work with React, Next.js, Vue.js, TypeScript, JavaScript, Laravel, REST APIs, and databases. I can handle the complete development process — building responsive user interfaces, developing...I’m a Full Stack Developer with 10+ years of experience building modern, scalable web applications from frontend to backend. I work with React, Next.js, Vue.js, TypeScript, JavaScript, Laravel, REST APIs, and databases. I can handle the complete development process — building responsive user interfaces, developing backend APIs and business logic, integrating third-party services, designing database solutions, fixing bugs, and optimizing applications for performance and reliability. I’m also experienced in AI/API integrations, automation, dashboards, e-commerce platforms, real-time applications, and data-driven web applications. I’m comfortable working independently, understanding existing codebases, and turning ideas or requirements into working products. I focus on writing clean, maintainable code and delivering practical solutions that work well for both users and businesses.] less -
Hire Fazeennazar
Thank you for visiting my profile. I am very pleasure to help you with my programming services I have been as a senior engineer for more than 7 years. Here is my skill sets for you. ★ Back End : Python/Django/DRF/Go/Node.js/Express.js/Nest.js/Laravel ★ Front End : React.js / Next.js / Vue.js / Nuxt.js ★ ...Thank you for visiting my profile. I am very pleasure to help you with my programming services I have been as a senior engineer for more than 7 years. Here is my skill sets for you. ★ Back End : Python/Django/DRF/Go/Node.js/Express.js/Nest.js/Laravel ★ Front End : React.js / Next.js / Vue.js / Nuxt.js ★ DataBase : MySQL/PostgreSQL/MongoDB/DynamoDB ★ Low & No Code : Bubble.io / Flutter Flow / App Master ★ WebScraping : Beautifulsoup, Selenium, urllib, Scapy ★ OpenCV : Object Detection and Image Processing.... ★ Data Analysis & Data Visualization : Pandas, Seaborn, Numpy, Matplotlib ★ ML and AL : Pytorch, Tensorflow, Keras, DNN, GAN, CNN, Sklearn ★ Other Tools : QuickBook, Power BI, Tableau , Plotly , Bokeh DashBoard I can spend my full time on freelancer and serve in real time for all days. Best Result will be delivered on Time and on Budget. Let's build the great relationship and go forward the success of your project. Best Regards less -
Hire arturg6
Hello and welcome! I am a Full Stack Developer, AI Engineer, and Mathematics Researcher with a strong academic background in mathematics, scientific computing, machine learning, and software development. My experience combines advanced mathematical problem-solving, research methodology, and modern software...Hello and welcome! I am a Full Stack Developer, AI Engineer, and Mathematics Researcher with a strong academic background in mathematics, scientific computing, machine learning, and software development. My experience combines advanced mathematical problem-solving, research methodology, and modern software engineering to create efficient, scalable, and intelligent solutions for businesses, startups, and individuals. ===== Academic Background ===== ✓ Master's Degree in Mathematics ✓ Doctoral Research Experience in Mathematics ✓ Published Research Author ✓ Scientific Computing & Mathematical Modeling ✓ Advanced Statistics & Data Analysis ===== Development Expertise ===== - Frontend Development • React.js • Next.js • Vue.js • TypeScript • JavaScript (ES6+) • HTML5, CSS3, Tailwind CSS - Backend Development • Node.js & Express.js • Python (Django, Flask, FastAPI) • PHP & Laravel • RESTful APIs • Authentication & Security - Database Systems • PostgreSQL • MySQL • MongoDB • SQLite • Database Design & Optimization ===== Artificial Intelligence & Data Science ===== • OpenAI & ChatGPT Integration • AI Chatbot Development • LangChain Applications • Machine Learning Solutions • Natural Language Processing (NLP) • TensorFlow & PyTorch • Data Analytics & Visualization • Predictive Modeling • Automation & Intelligent Workflows ===== Cloud & DevOps ===== • AWS Cloud Services • Google Cloud Platform (GCP) • Docker & Kubernetes • CI/CD Pipelines • Linux Server Administration • Nginx & Apache • Infrastructure Automation ===== Mathematics & Research ===== My mathematical background enables me to approach projects with strong analytical thinking and precision. Areas of interest include: • Machine Learning • Graph Theory • Optimization Algorithms • Statistical Analysis • Scientific Computing • Linear Programming • Mathematical Modeling • Data Mining ===== Why Choose Me? ===== ✓ Strong Problem-Solving Skills ✓ Research-Oriented Mindset ✓ Clean & Maintainable Code ✓ Fast and Clear Communication ✓ Reliable Project Delivery ✓ Scalable and Secure Solutions ✓ Long-Term Technical Support ===== My Goal ===== To help clients transform ideas into high-quality digital products through modern web technologies, artificial intelligence, and data-driven solutions. Whether you need a web application, AI-powered system, automation workflow, API integration, database solution, or custom software, I am ready to help bring your vision to life. Feel free to contact me to discuss your project. less -
Hire lazarr4
Thank you for taking the time to view my profile. I enjoy seeing the things I build actually help people, and that is one of the main reasons I’ve continued working in this field. For over 7 years, I’ve been involved in developing e-commerce websites using Shopify and WordPress, as well as SaaS products and various...Thank you for taking the time to view my profile. I enjoy seeing the things I build actually help people, and that is one of the main reasons I’ve continued working in this field. For over 7 years, I’ve been involved in developing e-commerce websites using Shopify and WordPress, as well as SaaS products and various web-based systems. What I Can Help With ✅ Full-Stack Web Development ✅ SaaS & Business Software Development ✅ Custom Web Application Development ✅ Shopify Development ✅ WordPress & WooCommerce Development ✅ E-Commerce Platform Development ✅ Marketplace & Multi-Vendor Platform Development ✅ Frontend Engineering & UI/UX ✅ Backend & API Engineering ✅ Database Design & Data Engineering ✅ AI, LLM & Intelligent Automation ✅ AI Agent & RAG System Development ✅ Machine Learning & Data-Driven Applications ✅ Mobile Application Development ✅ Android & iOS App Development ✅ Cross-Platform App Development ✅ Cloud Computing & Cloud Application Development ✅ DevOps & CI/CD Automation ✅ Server Administration & Deployment ✅ Microservices & Distributed Systems ✅ System Architecture & Technical Consulting ✅ API Integration & Third-Party Services ✅ Business Process Automation ✅ Web Scraping & Data Extraction ✅ Payment Gateway & Subscription Integration ✅ CRM, ERP & Business Management Systems ✅ Booking & Reservation System Development ✅ Real-Time Application Development ✅ Database Optimization & Performance Tuning ✅ Website Migration & System Modernization ✅ Legacy System Maintenance & Upgrades ✅ Cybersecurity & Application Security ✅ Website Performance Optimization ✅ Technical SEO & Digital Growth Optimization ✅ Analytics & Business Intelligence Dashboards ✅ Custom CMS Development ✅ Headless Commerce & Headless CMS ✅ Progressive Web App (PWA) Development ✅ Software Testing & Quality Assurance ✅ Automated Testing & Debugging ✅ API Documentation & Technical Integration ✅ Maintenance, Support & Continuous Improvement ✅ MVP Development & Product Prototyping ✅ Custom Software Solutions & Digital Transformation Once a website or system is actually being used, you start to notice things that weren’t obvious during development. “Is this really easy to understand?” “Why does this have to be done manually every time?” “Couldn’t this be made simpler?” I really enjoy finding these small pain points, improving them one by one, and seeing how the experience gets better each time. Even at that scale, I still find it incredibly rewarding to see the systems I’ve built make someone’s work easier and contribute to the steady growth of their business. Even if you’re simply thinking, “I’m not sure what I need to build yet,” that’s completely fine. I’ll listen, ask the right questions, and work through the possibilities with you. Being able to watch a client’s business grow while continuing to grow alongside them is, for me, one of the most rewarding parts of this work. less -
Hire marca06
I'm a New York City–based software engineer with more than 30 years of building software that actually ships. I work across the full stack, from backend architecture and APIs to the front end, so you don't have to hire three people to get one project done. Most of my time these days goes to AI work: LLM integrations,...I'm a New York City–based software engineer with more than 30 years of building software that actually ships. I work across the full stack, from backend architecture and APIs to the front end, so you don't have to hire three people to get one project done. Most of my time these days goes to AI work: LLM integrations, automation, and features that move the needle for a business instead of just sounding good in a pitch deck. I also do a lot of Shopify, including custom themes, private apps, API integrations, and cleaning up stores that have outgrown their original setup. I'm a native English speaker on US Eastern time, so you get straight answers, fast turnarounds, and no back-and-forth trying to figure out what I meant. Tell me what you're trying to build and I'll give you an honest read on whether I'm the right fit and what it'll take. less -
Hire cliftonc20
I help businesses automate workflows and save time using AI. I build custom GPT-powered chatbots, document processing tools, and automation systems that reduce manual work and improve efficiency. Whether you need a chatbot for your website, AI-powered data processing, or workflow automation, I can deliver a reliable...I help businesses automate workflows and save time using AI. I build custom GPT-powered chatbots, document processing tools, and automation systems that reduce manual work and improve efficiency. Whether you need a chatbot for your website, AI-powered data processing, or workflow automation, I can deliver a reliable solution quickly. What I can build for you: • AI chatbots (customer support, FAQ, internal tools) • Document Q&A systems (PDF, CSV, knowledge base) • GPT-powered automation workflows (Zapier / Make) • Custom backend APIs using Python and FastAPI Tech stack: Python • OpenAI (GPT-4/5) • FastAPI • Zapier / Make • REST APIs • PostgreSQL Why work with me: • Fast delivery and clear communication • Focus on business results, not just code • Clean, scalable, and production-ready solutions Let’s build something that saves you time and grows your business. less -
Hire ssquare489
I've spent 8+ years building full-stack and AI-powered products, including time embedded in Apple and Amazon project teams as a contract developer. That experience taught me something most freelancers never get exposed to: how large, complex organizations actually take a product from idea to a stable, successful...I've spent 8+ years building full-stack and AI-powered products, including time embedded in Apple and Amazon project teams as a contract developer. That experience taught me something most freelancers never get exposed to: how large, complex organizations actually take a product from idea to a stable, successful release. I understand the full software development life cycle, from planning and requirements through architecture, development, testing, deployment, and maintenance. I know which of those steps tend to get rushed or skipped on smaller projects, usually right before something breaks in production. Most AI app projects don't fail because the idea was bad. They fail because of scope creep, endless revisions, delayed launches, and technical debt that piles up quietly. So before I write a single line of code, I sit down with your requirements and tell you honestly what should be added, simplified, or cut. That one step alone has saved past clients weeks of avoidable rework. If you already have a codebase that needs a revamp, upgrade, or AI integration, I start with a proper code audit. I'll flag what's solid, what's fragile, and what should be rebuilt, then hand you a clear plan with realistic timelines. If you're starting from scratch, I take time to understand what you're building before jumping into development. I put together early prototypes so you can see and feel the product, map the full user journey, and back every milestone with a QA report covering functionality, performance, security, and edge cases. Here's what you can expect me to deliver: cross-platform mobile apps (Flutter, React Native, iOS, Android) with real AI features like chatbots, personalization, predictive analytics, and computer vision. Full-stack web apps (React, Next.js, Node.js, Python) powered by LLMs like OpenAI and Gemini, plus Retrieval-Augmented Generation, you can see an example in the Neural Dakar RAG project in my portfolio. I also build AI workflow automations that save teams hours every week, and I write clean, maintainable code with proper CI/CD and cloud deployment on AWS, GCP, or Firebase, with support after launch. Clients tend to stick with me for a simple reason: I communicate clearly, I tell you the truth even when it's not what you expected to hear, and I build things meant to last and actually drive results, not just look good in a demo. If you're ready to build or upgrade an AI-powered product the right way, message me with your idea or your current codebase. Before we write any code, I'll walk you through what to keep, what to cut, and what to rethink, so you can launch faster and skip the delays most projects run into. less
