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Ankesh V.
$21/hr
100% Job Success
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🥇 Microsoft Certified Developer🕐 5000+ Upwork Hours 🏆 40+ Global Clients | 100% 5-Star Reviews💼 14+ Years of Software Development Experience I am a Microsoft Certified Full Stack Developer with 14+ years of experience building HIPPA Compliance Healthcare/HR SaaS platforms, enterprise web applications, E-commerce, Power BI reporting systems, custom business platforms, and scalable cloud-based solutions. I specialize in developing HIPAA-compliant healthcare systems with secure architectures, EHR/EMR integrations, patient management workflows, reporting dashboards, and healthcare data processing solutions. I have strong experience working with HL7 integrations, REST APIs, Power BI reporting, operational dashboards, and secure healthcare workflows. 𝗛𝗲𝗮𝗹𝘁𝗵𝗰𝗮𝗿𝗲 𝗘𝘅𝗽𝗲𝗿𝗶𝗲𝗻𝗰𝗲: ➤ HIPAA-Compliant Platforms ➤ EHR / EMR Integrations ➤ HL7 Data Processing ➤ Healthcare Reporting Systems ➤ Patient Management Platforms ➤ Scheduling & Caregiver Systems ➤ Secure Healthcare APIs I actively use Cursor, Claude Code, GitHub Copilot, and OpenAI tools in my daily development process for code analysis, feature implementation, debugging, refactoring, documentation, and test generation to significantly improve development speed while maintaining code quality. 𝗙𝗿𝗼𝗻𝘁𝗲𝗻𝗱: ➤ React.js / Next.js ➤ Angular ➤ TypeScript ➤ Redux ➤ Material UI / Ant Design ➤ Blazor 𝗕𝗮𝗰𝗸𝗲𝗻𝗱: ➤ C# / ASP.NET Core / .NET MVC ➤ Node.js / Express.js / NestJS ➤ Python ➤ REST APIs & Microservices 𝗣𝗼𝘄𝗲𝗿 𝗕𝗜 & 𝗥𝗲𝗽𝗼𝗿𝘁𝗶𝗻𝗴: ➤ Power BI Dashboards ➤ DAX & Data Modeling ➤ SQL Reporting ➤ KPI & Operational Dashboards ➤ Executive Reporting Systems ➤ Excel Automation & Reporting 𝗗𝗮𝘁𝗮𝗯𝗮𝘀𝗲𝘀: ➤ SQL Server ➤ PostgreSQL ➤ MongoDB ➤ MySQL ➤ Cosmos DB ➤ DynamoDB ➤ Index optimization & fragmentation handling ➤ SQL monitoring & troubleshooting ➤ SSIS / SSRS ➤ Database migrations ➤ PostgreSQL / SQL Server ➤ Production database support ➤ ETL / ELT workflows 𝗖𝗹𝗼𝘂𝗱 & 𝗗𝗲𝘃𝗢𝗽𝘀: ➤ Microsoft Azure & AWS ➤ Docker & Kubernetes ➤ CI/CD Pipelines ➤ Azure DevOps ➤ Azure Functions ➤ Serverless Architecture I have worked with startups, SMEs, and enterprise clients across Healthcare, Reporting & Analytics, Business Automation, Fintech, E-commerce, and Communication platforms.
Ankesh V. has worked .
Yurii K.
$40/hr
100% Job Success
$100K+ earned
Available now
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Reliable .NET Full Stack Developer for Scalable Web Solutions I’m a .NET Full Stack Developer who delivers production-ready features on time, keeps development cost-efficient, and builds scalable web solutions that grow with your business. As a Senior .NET Full Stack Developer, I design and develop secure, high-performance applications using .NET and Angular, focusing on clean architecture, scalability, and long-term maintainability. I’m a .NET Developer who aligns technical decisions with business goals. Every solution I deliver as a .NET Full Stack Developer is production-ready, reliable, and built for real users. Experience & Credentials Certified Senior .NET Full Stack Developer 8+ years of commercial experience as a .NET Developer and Tech Lead 30+ completed projects on Upwork 100+ delivered projects with my Intelvision team (last 5 years) 100% Job Success | 1900+ hours | $100K+ earned Trusted .NET Developer for Visoplan, ING+, Jincom, Kiflo, and more When clients need a reliable .NET Full Stack Developer, they come back. Core Role: .NET Full Stack Developer As a .NET Full Stack Developer, I handle frontend, backend, APIs, databases, cloud infrastructure, and DevOps. As a .NET Developer, I ensure security, performance, and scalability from day one. I work as: .NET Full Stack Developer for SaaS platforms .NET Full Stack Developer for enterprise systems .NET Full Stack Developer for MVP and startup products .NET Developer for long-term system growth Core Technologies (.NET Full Stack) .NET Full Stack .NET Developer (ASP NET Core, Web API, SignalR) Angular (enterprise SPA, NgRx, RxJS) Node.js (for hybrid architectures when needed) Every project is led by a .NET Full Stack Developer, not a generalist. Backend & Architecture (.NET Developer Expertise) As a .NET Developer, I build backend systems using: RabbitMQ, Docker, Kubernetes, Redis, GraphQL, SignalR, Elasticsearch, Hangfire, MediatR, Quartz NET, Akka NET, Autofac, Dapper, NHibernate, Swagger, FluentValidation, Serilog, NLog This is what separates a .NET Full Stack Developer from a basic coder. Frontend Development (Angular) As a .NET Full Stack Developer, I pair backend power with modern UI development: Angular, TypeScript, SPA, PWA, NgRx, RxJS, Angular Universal, NG-ZORRO, Tailwind CSS, MUI, Ant Design, Lighthouse optimization A strong .NET Developer always delivers a strong frontend. Cloud, DevOps & CI/CD (.NET Full Stack) Azure, AWS, Docker, Kubernetes, GitHub Actions, GitLab CI, Azure DevOps A real .NET Full Stack Developer owns deployment, scaling, and monitoring. Security & Authentication (.NET Developer Focus) Auth0, IdentityServer4, Azure AD B2C, OAuth 2.0, JWT, Azure Key Vault, AWS IAM Security is mandatory for any .NET Full Stack Developer. Business & API Integrations Stripe, Xero, QuickBooks, Microsoft Graph API, Salesforce, SAP, Dynamics As a .NET Developer, I build systems that integrate with real business tools. Testing & Quality xUnit, NUnit, Moq, MSTest, Karma, Jest A professional .NET Full Stack Developer ships tested code. Industry Experience as .NET Full Stack Developer SaaS platforms FinTech systems PropTech and ConTech Logistics and supply chain Custom enterprise solutions Each domain was delivered by a .NET Full Stack Developer with real production experience. Why Clients Choose Me as a .NET Full Stack Developer Deep backend expertise as a .NET Developer Strong Angular frontend delivery Clean architecture and scalability Business-oriented mindset Long-term partnership approach Whether you need an MVP, SaaS, PoC, or enterprise system, you need a .NET Full Stack Developer, not just a coder. Let’s Build Your Product If you’re looking for a reliable .NET Full Stack Developer, an experienced .NET Developer, and a partner who delivers on time, let’s talk. Your product deserves a .NET Full Stack Developer who understands scale, security, and growth.
Yurii K. has worked .
Intelvision
Associated with
Intelvision
$100K+
earned
Nikunj G.
$25/hr
100% Job Success
$200K+ earned
Available now
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I’m a highly experienced Java Full Stack Developer with 12+ years in building secure, scalable web and enterprise applications. My expertise spans Java (7–21), Spring Boot, Hibernate, Angular, React, Next.js, REST/GraphQL APIs, and cloud services (AWS EC2, Lambda, RDS, S3, EKS). I’ve delivered solutions across industries like HRMS, eCommerce, Travel, Real Estate, and SaaS, and handled complex integrations with ERPs (NetSuite, SAP), GDS (Amadeus, Sabre), and payment/email/SMS gateways. Whether you need backend architecture, frontend development, API integration, cloud deployment, or end-to-end solutions—I'm ready to deliver clean, reliable, and business-driven code. 📩 Let’s collaborate and bring your vision to life! Languages, Tools and Technologies i've worked since last 12 years. Languages: Java (8–17), JavaScript, TypeScript, HTML5, CSS3, SCSS, SQL, NoSQL, GraphQL, Bash, Shell scripting, XML, JSON, YAML, WSDL, XSD Web Development ------------------- 1. CSS Frameworks: Bootstap, Tailwind. 2. Frontend Frameowrks: Angular (1.x - 17), ReactJS, React, NextJs, RxJs, NgRX, Redux, ExtJs. 3. Frontend UI Component Frameworks: PrimeNG, KendoUI, Quasar. 4. Mobile Frameworks: React Native, Java(MVVM). 5. Desktop Application Frameworks Java Swing, JavaFX 6. Backend technology & Frameowrks: JAVAEE, Struts, Spring, Springboot, Spring Security, Spring MVC, Spring Cloud, NodeJs. 7. Backend Caching Stores: Redis, Memcached 8. Search Framework: Elasticsearch, Apache Solr 9. Queue and Messaging Frameworks ActiveMQ, Kafka, SNS-SQS 10. API Standards and Protocols: Swagger/OpenAPI, GraphQL (basic), WebSocket/STOMP, SOAP, REST, MQTT, COM. 11. ORM Frameworks: JPA, Hibernate, Mybatis. 12. CMS Frameworks: Strapi, Payload. 13. Backend Templating Engines: JSP, JSTL, Thymeleaf, Freemarker, Primefaces. 14. Reporting Tools: Japser Report, Itext, Flying Saucer. 15. Gateway Framework: Zuul, Openresty, AWS API Gateway. 16. Web Servers: Tomcat, NginX, Jboss, Wildfly, Apache Karaf, Apache Httpd, Express. 17. Databases: PostgreSQL, MySQL, MongoDB, Neo4j, Sqlite. 18. Databbase Migration Frameworks: Flyway, Liquibase 19. Build Tools: Git, Gitlab, Bitbucket, Maven, Gradle, Docker, Docker Compose. 20. CI/CD Tools: Jenkins, Gitlab CI, Bamboo. 21. Artifecttory Framework: Nexus, Jfrog Artifactory 22. Container Orcastration tools & Frameworks: AWS EKS & ECS, Kubernetes. 23. Infrastructure Monitoring Tools & Frameworks: Prometheus, Grafana, Loki, Tempo, ELK (Elasticsearch, logstash, kibana) 24. Infrastructure provisioning Frameworks: Terraform 25. Cloud Providers: AWS, GCP, AZURE, HETZNER 26. Testing Frameworks Junit, Selenium, EasyMock, Mockito, HtmlUnitDriver 27. Web Scraping Framework Selenium Headless, HTMLUnitDriver, PhantomJs, Jsoup, Jmeter. 28. Profiling Tools VisualVM, Jprofiler, Yourkit. 29. Security Types & Tools: Password, Basic, Token, OAuth 2.0, SAML(SSO), LDAP, 2FA, Okta One Login, KeyClock 30, Compliances Awareness: GDPR, SOC2, POPIA, PCI-DSS ---------------- 1. Project Tracking Tools: JIRA, Trello, Clickup, Asana, Aiwi Team. 2. IDEs IntelliJ, Eclipse, Netbeans, VisualStudio 3. Cloud Services: AWS EC2, Beanstalk, Lmbda, Cognito, Batch, SNS, SQS, API Gateway, Load Balancer, Code Pipeline, Cloud front, ECR, ECS, EKS, DynamoDB, RDS, CloudWatch, S3. 4. ERPs & Integrations Netsuite, Broadleaf Commerce, Xero, Quickbook, SAP, GDS Systems like (Amadeus, Sabre, Galileo), AeroCRS, Radixx, American Express Virtual Card, Nightsbridge Hotel Supplier, EzShuttle, First Car, AVIS, Europcar, RouteSavvy Route Optimization, Google Maps. 5. SMS & Email Providers Twilio, Clikatell, Sendgrid, ZeptoMail, AWS SES, Custom Sendmail, Dovekot
Nikunj G. has worked .
Mostafa R.
$40/hr
100% Job Success
Available now
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📌 I'm a professional full stack developer with 12+ years of experience with good analytical and programming skills 📌 I have completed many projects ( +70 project ) and worked hundred of hours ( +7600hr ) on Upwork for clients and companies from all over the world, which made me well adapted to work with both startups and big sized companies. 📌 What I can/know/etc.: Backend: .Net , Node.js FrontEnd: Angular , Vue.js 3 Payment Getways: Usaepay , CardKnox , Stripe Database: Ms Sql Server ,PostgreSQL , MongoDB ORM: Entity Framework , Mongoose , Sequelize Others : SignalR , Bootstrap ,Tailwind ,SCSS ,HTML, CSS, JavaScript, jQuery VCS: Github, VSO , Bitbucket Other:Twillio ( IVR , SMS , FAX ) , 📌 I'd be happy to offer my services, feel free to contact me .
Mostafa R. has worked .
Mrugank D.
$33/hr
100% Job Success
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After 12+ years and 60+ projects, I've realised the work I'm proudest of isn't the fanciest tech stack. It's the businesses I genuinely helped grow. Seven years ago, a scrappy New Zealand startup brought me in to build their product. Today they operate in four countries. Did I write good code? Sure. But what I'm proud of is that I was there for every pivot, every growth challenge, and we even faced a pandemic together. That's how I work. I don't do quick one-off builds. I get invested. (My wife would say too invested. I've been known to answer client calls at odd hours when something urgent comes up.) I'm a full-stack engineer and technical lead, the person you bring in when you have an idea and need someone to architect and build the whole thing, or when an existing product needs to scale without breaking. And in an era where almost anyone can generate code, what actually matters is understanding your business and building toward where you want to be. That's the part I care about most. 🤝 What you're actually getting: → A developer who learns your business well enough to suggest improvements you haven't thought of → Someone who sticks around long enough to see your vision come to life → Code that won't break when you scale (I learned that one the hard way early on) → Outcomes, not hours. I'm building toward your goals, not a timesheet 📈 Partnership history: I've worked with some incredible teams over the years. An Australian company that went from a simple MVP to serving enterprise clients over our five-year partnership. A German business that trusted me to modernize their entire system without taking anything offline, done with zero downtime. After 60+ projects and a 100% Job Success Score, I've learned success isn't about the technology. It's about understanding what you're trying to achieve and being genuinely invested in getting you there. 🛠️ What I do day-to-day: 💻 Frontend: React, Next.js, Angular, Vue, TypeScript, React Native, Flutter ⚙️ Backend: Node.js, Python, Golang, Express, NestJS, Django, REST & GraphQL ☁️ Infrastructure: AWS, Google Cloud, Azure, MongoDB, PostgreSQL, CI/CD, Docker 🔌 Integrations: Stripe, PayPal, Xero, QuickBooks, social platforms, email services 🌟 Why clients stick around for years: I make their lives easier, not harder. I send updates before they ask for them, I think about their business problems while I'm writing code, and I build things their team can actually maintain after I'm done. I also move fast without cutting corners. Everything ships through proper review and testing, so speed never costs you reliability. And when something goes wrong (because something always does), I'm there to fix it. 🏆 Some wins I'm proud of: Last year I improved a client's system performance by 60% during a complete overhaul. Zero downtime, their users never knew we were rebuilding everything underneath. Another client was raising funding, and the technical demo I built ended up being key to securing their Series A. There's nothing quite like reading "the investors were blown away by the platform" in a thank-you email. ✨ You might be a good fit if: You're running a startup and need someone reliable for the long haul You're planning to scale internationally or transform digitally You're building a SaaS product that needs continuous development You're tired of developers who disappear after the first version 💡 What makes this different: I'll probably care about your business more than most employees do. When I take on a project, I'm thinking about where you want to be in a year, not just what you need built next month. When projects get complex, I pull in specialists I trust (frontend, mobile, DevOps), but you always work directly with me. No account managers, no miscommunication, no getting shuffled between team members. 📋 How I work: We start with your goals, not just the technical requirements, but what you're actually trying to achieve. Then we map out a plan that fits your timeline and budget, and development runs in weekly or bi-weekly cycles with regular check-ins. I've seen too many businesses get burned by developers who build something that technically works but doesn't solve the real problem, or that works at first and falls apart the moment you scale. That's not how I operate. When you succeed, I succeed. 💬 Want to chat about your project? I'd love to hear what you're building and see if we're a fit for a long-term partnership. Fair warning: I ask a lot of questions upfront, because I genuinely want to understand your business before I write a line of code. Twelve years in, seven-year client relationships, and still genuinely excited about building great software. Let's see what we can create together. Currently accepting new long-term partnerships 🚀
Mrugank D. has worked .
Elemensis Softech LLP
Associated with
Elemensis Softech LLP
Denis S.
$45/hr
100% Job Success
$600K+ earned
Available now
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🚀 Top 1% of Talent in 𝐀𝐈-𝐏𝐨𝐰𝐞𝐫𝐞𝐝 𝐅𝐮𝐥𝐥-𝐒𝐭𝐚𝐜𝐤 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 & Technology Leadership ⚡ Building 𝐀𝐈-𝐩𝐨𝐰𝐞𝐫𝐞𝐝 𝐩𝐫𝐨𝐝𝐮𝐜𝐭𝐬, enterprise platforms, SaaS solutions, and scalable digital ecosystems 🔧 Using modern AI tools including Cursor, Claude Code, GitHub Copilot, GPT-4/GPT-4o, and Claude Sonnet/Opus 🤖 Experienced in AI agents, LLM integrations, AI automation, and multi-agent development systems 🚀 Accelerating development with 𝐀𝐈-𝐚𝐬𝐬𝐢𝐬𝐭𝐞𝐝 𝐞𝐧𝐠𝐢𝐧𝐞𝐞𝐫𝐢, agentic coding, and automation-driven workflows 💻 𝐖𝐇𝐀𝐓 𝐘𝐎𝐔 𝐀𝐍𝐃 𝐘𝐎𝐔𝐑 𝐓𝐄𝐀𝐌 𝐆𝐄𝐓 Full-Stack Web Development Master's - high-performance web application development utilizing React, Node.js, and PHP to build scalable SaaS, FinTech, and Enterprise software. AI & Automation Systems Innovators - custom LLM applications, RAG pipelines, and intelligent workflow automations seamlessly integrated into your infrastructure. 📊 𝐀𝐂𝐇𝐈𝐄𝐕𝐄𝐌𝐄𝐍𝐓𝐒 𝐈𝐍 𝐍𝐔𝐌𝐁𝐄𝐑𝐒 (𝐁𝐔𝐒𝐈𝐍𝐄𝐒𝐒 & 𝐒𝐘𝐒𝐓𝐄𝐌 𝐈𝐌𝐏𝐀𝐂𝐓) 25+ years, 50,000+ engineering hours, 200+ successful launches delivered as a Senior Full Stack Developer and tech leader across global industries. ◾ Full-Stack Web Development for Enterprise & SaaS Platforms: Engineered and launched custom AI-powered SaaS platforms that scaled to millions of active users with 99.99% operational uptime. Accelerated product development cycles by 40% by deploying optimized React component libraries and agile workflows. Backend Architecture & API Engineering (Node.js & PHP): Reduced server infrastructure costs by 50% by migrating legacy monoliths into scalable microservices using Node.js, NestJS, and PHP. Optimized heavy data-processing pipelines, reducing database latency by 70% via tailored PostgreSQL, MongoDB, and MySQL schemas. ◾ AI App Development & Workflow Automation: Developed and integrated proprietary OpenAI GPT, Claude, and Gemini models into operational CRMs, increasing client workflow efficiency by 180%. Successfully deployed secure, HIPAA-compliant healthcare applications and high-security FinTech platforms with built-in Stripe / PayPal integrations. 🎯 𝐖𝐇𝐄𝐑𝐄 𝐖𝐄 𝐃𝐄𝐋𝐈𝐕𝐄𝐑 (𝐂𝐎𝐑𝐄 𝐄𝐗𝐏𝐄𝐑𝐓𝐈𝐒𝐄) As a Full Stack Developer & Solution Architect: I handle the full cycle of Full-Stack Web Development, defining technical roadmaps, designing scalable web applications, and ensuring bulletproof cyber-security protocols. As a Front-End Development Expert: Crafting pixel-perfect, highly responsive user interfaces using React, Next.js, TypeScript, Vue.js, and Angular to ensure maximum conversion rates and premium UX. As a Back-End Development Authority: Designing ultra-fast APIs and core services with Node.js (Express/NestJS), PHP, Python (FastAPI/Django), and modern Serverless Stack architectures. As a Cloud & DevOps Engineer: Implementing enterprise-grade cloud deployments via AWS, Google Cloud, and Azure, utilizing Docker, Kubernetes, and automated CI/CD pipelines. 🛠 𝐓𝐄𝐂𝐇 𝐒𝐓𝐀𝐂𝐊 & 𝐀𝐑𝐂𝐇𝐈𝐓𝐄𝐂𝐓𝐔𝐑𝐄 𝐄𝐂𝐎𝐒𝐘𝐒𝐓𝐄𝐌 Frontend Suite: React, Next.js, TypeScript, Tailwind CSS, Vue.js, Angular, Responsive Web Design. Backend Core: Node.js, NestJS, Express.js, PHP, Python, FastAPI, Django. Databases & Caching: PostgreSQL, MongoDB, MySQL, Redis. APIs & Global Integrations: REST APIs, GraphQL, Webhooks, Stripe, PayPal, Twilio, SendGrid. Cloud & DevOps Platform: AWS (Amazon Web Services), Google Cloud, Azure, Docker, Kubernetes, Jenkins, GitHub Actions CI/CD. 🧠 𝐃𝐄𝐄𝐏 𝐈𝐍𝐃𝐔𝐒𝐓𝐑𝐘 𝐄𝐗𝐏𝐄𝐑𝐈𝐄𝐍𝐂𝐄 AI & SaaS Startups: Rapid MVP development, RAG pipelines, AI chatbots, and predictive analytics tools. FinTech & E-commerce: High-load payment gateways, customized checkout solutions, compliance, and ledger systems. Healthcare & PropTech: Automated workflow systems, secure patient portals, CRM platforms, and real-time data visualization dashboards. Enterprise Automation: Heavy B2B platforms, marketplaces, and cross-platform integrations. ⚡ 𝐇𝐎𝐖 𝐖𝐄 𝐖𝐎𝐑𝐊 𝐓𝐎𝐆𝐄𝐓𝐇𝐄𝐑 Strategic Discovery: As a CTO, I align your business goals, success metrics, and timeline constraints before writing a single line of code. Architecture Blueprinting: We map out the core database schemas, React frontend components, and Node.js / PHP API flows to ensure long-term scalability. Agile Iteration: Backed by the senior engineering powerhouse at Onix-Systems, we deliver high-velocity sprints with predictable, production-ready releases every 2 weeks. DevOps & Launch: Secure deployment across AWS/GCP/Azure with ongoing tech partnership and proactive optimization based on product metrics. Looking for a Senior Full Stack Developer and a Full-Stack Web Development team to turn your complex concept into a world-class, scalable web platform? 𝐋𝐞𝐭’𝐬 𝐜𝐨𝐧𝐧𝐞𝐜𝐭! Send over your project brief, scope, or existing codebase notes, and I’ll provide a high-level strategic roadmap for your next big launch. ☎️
Onix-Systems, LLC
Associated with
Onix-Systems, LLC
$20M+
earned
Yevhen S.
$51/hr
100% Job Success
$800K+ earned
Available now
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I help B2B companies replace spreadsheets, manual workflows, and disconnected tools with full-stack development, custom software development, system integrations, and workflow automation. Most of my work is focused on B2B SaaS development, custom SaaS solutions, logistics systems, operations platforms, and AI-powered automation that solves real business problems. With 15+ years in full-stack web development and 250+ delivered projects, I work as a founder and technical lead. I partner with clients in logistics, B2B services, and eCommerce to build custom CRM platforms, internal business systems, management systems, and operational software that reduce manual work, improve visibility, and give teams a more reliable way to run day-to-day operations. I'M A GOOD FIT IF • Your team still relies on Excel, Google Sheets, shared documents, or email threads to manage important workflows; • Your current SaaS platform, CRM, ERP, WMS, or internal business system has become hard to change and needs stronger technical direction; • You need a reliable full-stack development partner for API integrations between your internal systems and marketplaces, shipping carriers, payment gateways, or AI services. WHAT I BUILD • Full-stack development for custom B2B SaaS platforms, CRM solutions, and internal operations tools; • Logistics systems and fulfillment software, including TMS, route planning, dispatcher dashboards, cargo planning, warehouse management views, and inventory workflows; • System integrations, business process automation, and AI-powered automation that keep data in sync and reduce repetitive manual work. Recent examples include a TMS for 3PL and eCommerce fulfillment, a multi-source marketing analytics platform, and an AI-assisted translation workflow system. HOW I USUALLY WORK • Review your workflows, constraints, and required integrations, then define a clear scope and milestone plan; • Deliver iteratively with demos, staging, and QA before release; • Support stabilization, handover, documentation, and further improvement after launch. My full-stack development work usually covers backend architecture, frontend implementation, databases, API integrations, deployment, and long-term system support. CORE STACK: Laravel/PHP, Node.js, Vue, React, TypeScript, MySQL/PostgreSQL, AWS, Docker, REST/GraphQL, and integrations with marketplace, payment, shipping, and AI APIs. If you already have a project in mind, send me 3 - 5 sentences about your current workflow and what you want to improve. I'll reply with initial fit, a possible direction, and a rough budget/timeline range.
Yevhen S. has worked .
Webmagic Limited
Associated with
Webmagic Limited
$900K+
earned
$15/hr
100% Job Success
$10K+ earned
Available now
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I'm a Senior Full-Stack Developer with 9+ years of experience helping startups and businesses build SaaS platforms, business applications, payment systems, customer portals, marketplaces, and AI-enabled web products. I specialize in React, Next.js, Node.js, TypeScript, and cloud-based architectures, helping clients turn ideas into secure, scalable, and maintainable products. Many clients work with me not only for development but also for technical guidance, architecture decisions, and solving complex product challenges as their platforms grow. Over the years, I've worked on SaaS products, loyalty and rewards platforms, payment processing systems, automation tools, enterprise applications, multi-tenant applications, and complex API-driven solutions. My focus is always on clean architecture, reliable performance, and building systems that create long-term business value. What I Usually Help Clients With * Building full-stack SaaS platforms and business applications * AI integrations and AI-powered workflows * React / Next.js frontend development * Node.js backend APIs and microservices * REST APIs, GraphQL APIs, and third-party integrations * Payment systems and Stripe subscriptions * Authentication, user management, and role-based access control * Customer portals, dashboards, and admin panels * Marketplace and directory platforms * Webhook systems and business process automation * CRM integrations and cloud deployments on AWS * Performance optimization and scalable architecture Tech Stack Frontend React.js, Next.js, Angular, TypeScript, JavaScript, Redux, Tailwind CSS, SCSS Backend Node.js, Express.js, NestJS, GraphQL, REST APIs Databases PostgreSQL, MySQL, MongoDB, Redis Cloud / DevOps AWS (Lambda, API Gateway, Cognito, Elastic Beanstalk), Docker, CI/CD Integrations & Automation OpenAI, Stripe, Google APIs, Google Maps API, CRM Systems, Webhooks, Third-Party APIs, AI Workflows, Automation Platforms How I Work I focus on clear communication, structured development, and reliable delivery. Whether it's improving an existing platform or building something from scratch, my goal is to create stable, scalable, and maintainable solutions that support long-term growth. I take ownership of the technical side of projects, helping clients make informed decisions around architecture, scalability, integrations, security, and future expansion. If you're building a SaaS product, AI-enabled application, marketplace, customer portal, automation platform, payment solution, or modern web application, I'd be happy to discuss your project. Full Stack Developer | MERN Stack Developer | React Developer | Node.js Developer | Next.js Developer | Full Stack React Developer | Node.js Full Stack Developer | React Node Developer | MERN Developer | Full Stack MERN | MERN Stack | SaaS Developer | Full Stack SaaS Developer | Multi-Tenant SaaS | SaaS Application Development | SaaS Expert | Next.js Full Stack Developer | eCommerce Developer | Laravel Developer | Python Developer | API Developer | REST API Full Stack Developer | GraphQL Developer | Backend Developer | NestJS Developer | Web Application Developer | Full Stack Development | Web Development | AI App Full Stack Developer | Cloud Developer | AWS Full Stack Developer Developer | Docker | DevOps | React Full Stack Developer | Microservices | Full Stack Developer
Asrar M. has worked .
Pankaj M.
$35/hr
100% Job Success
$100K+ earned
Available now
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𝐓𝐨𝐩 𝐑𝐚𝐭𝐞𝐝 Plus || 𝐂𝐞𝐫𝐭𝐢𝐟𝐢𝐞𝐝 Full Stack 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫| | 𝟏𝟎𝟎% 𝐉𝐨𝐛 𝐒𝐮𝐜𝐜𝐞𝐬𝐬 𝐑𝐚𝐭𝐢𝐨 || 𝟒𝟎𝟎𝟎+ 𝐔𝐩𝐰𝐨𝐫𝐤 𝐇𝐨𝐮𝐫𝐬 C#, .𝐍𝐄𝐓 𝐂𝐨𝐫𝐞, .𝐍𝐄𝐓 𝐌𝐕𝐂, 𝐀𝐒𝐏.𝐍𝐄𝐓 𝐂𝐨𝐫𝐞, 𝐀𝐒𝐏.𝐍𝐄𝐓 𝐌𝐕𝐂, 𝐀𝐧𝐠𝐮𝐥𝐚𝐫, 𝐑𝐞𝐚𝐜𝐭, 𝐂𝐥𝐨𝐮𝐝 𝐒𝐞𝐫𝐯𝐢𝐜𝐞𝐬 𝐚𝐧𝐝 𝐖𝐞𝐛 𝐀𝐏𝐈𝐬 I’m a dedicated full-stack developer, bringing over 10 years of experience to the table. My journey in tech has been fueled by a boundless passion for solving puzzles and an unyielding commitment to excellence. Specializing in the full spectrum of web and software development, I've navigated the complex landscapes of client needs and technological evolutions to deliver solutions that resonate with users and drive business success. 🔧 𝐌𝐲 𝐓𝐞𝐜𝐡𝐧𝐢𝐜𝐚𝐥 𝐓𝐨𝐨𝐥𝐛𝐨𝐱: ◾ 𝐂𝐨𝐫𝐞 𝐏𝐫𝐨𝐠𝐫𝐚𝐦𝐦𝐢𝐧𝐠 𝐋𝐚𝐧𝐠𝐮𝐚𝐠𝐞𝐬: Mastery in C#, JavaScript, TypeScript, SQL, HTML5, and CSS3, ensuring a solid foundation for any project. ◾ 𝐅𝐫𝐚𝐦𝐞𝐰𝐨𝐫𝐤𝐬 𝐚𝐧𝐝 𝐋𝐢𝐛𝐫𝐚𝐫𝐢𝐞𝐬: Proficient in .NET Framework, .NET Core, ASP.NET, ASP.NET MVC, ASP.NET Core, and Entity Framework (including Core). My front-end expertise spans Angular (incl. Angular 10), React, Vue.js, Knockout.js, JQuery, with a flair for Bootstrap and Twitter Bootstrap 3 design. ◾ 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 𝐓𝐨𝐨𝐥𝐬 𝐚𝐧𝐝 𝐈𝐃𝐄𝐬: Skilled in navigating Visual Studio (2017, 2022), Visual Studio Code, leveraging Git, GitHub, Bitbucket for version control, and efficient in project management tools like Jira and Trello. ◾ 𝐖𝐞𝐛 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 𝐚𝐧𝐝 𝐔𝐈/𝐔𝐗: From front-end to back-end, including ASP.NET Web API, WCF, and UI/UX design tools (Figma, InVision, Sketch, Adobe XD, Maze), I craft engaging and robust online experiences. ◾ 𝐃𝐚𝐭𝐚𝐛𝐚𝐬𝐞 𝐓𝐞𝐜𝐡𝐧𝐨𝐥𝐨𝐠𝐢𝐞𝐬: Deep understanding of SQL Server, MySQL, PostgreSQL, SQLite, MongoDB, and adept at database design and management with tools like Entity Framework, LINQ, Dapper, and NHibernate. ◾ 𝐂𝐥𝐨𝐮𝐝 𝐂𝐨𝐦𝐩𝐮𝐭𝐢𝐧𝐠 𝐚𝐧𝐝 𝐒𝐞𝐫𝐯𝐢𝐜𝐞𝐬: Versatile in cloud services and architecture, including AWS, Microsoft Azure, Google Cloud Platform, with a keen eye on SaaS solutions and cloud infrastructure. ◾ 𝐀𝐏𝐈𝐬 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 𝐚𝐧𝐝 𝐈𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐢𝐨𝐧𝐬: Experienced in integrating a wide range of APIs, including payment systems (PayPal, Stripe, Amazon Payments) and social media (Facebook API, Twitter API), ensuring seamless functionality and user experience. 🎯 𝐖𝐡𝐲 𝐈 𝐒𝐭𝐚𝐧𝐝 𝐎𝐮𝐭: ◾ 𝐒𝐭𝐫𝐚𝐭𝐞𝐠𝐢𝐜 𝐏𝐫𝐨𝐛𝐥𝐞𝐦-𝐒𝐨𝐥𝐯𝐢𝐧𝐠: Each line of code I write is aimed at addressing real-world challenges. My approach is not just about delivering code but ensuring that it aligns with your business goals and market trends. ◾ 𝐂𝐥𝐢𝐞𝐧𝐭-𝐅𝐢𝐫𝐬𝐭 𝐌𝐢𝐧𝐝𝐬𝐞𝐭: Building long-term relationships is at the heart of what I do. I pride myself on understanding your needs, offering personalized solutions, and ensuring that your investment in technology pays dividends. ◾ 𝐈𝐧𝐧𝐨𝐯𝐚𝐭𝐢𝐨𝐧 𝐚𝐭 𝐂𝐨𝐫𝐞: Staying ahead of the curve is crucial. From exploring emerging technologies such as OpenAI and ChatGPT to implementing modern cloud and DevOps practices, I bring innovation that keeps your solutions relevant and efficient. ◾ 𝐂𝐮𝐬𝐭𝐨𝐦 𝐒𝐨𝐥𝐮𝐭𝐢𝐨𝐧𝐬 𝐓𝐚𝐢𝐥𝐨𝐫𝐞𝐝 𝐭𝐨 𝐘𝐨𝐮𝐫 𝐍𝐞𝐞𝐝𝐬: Your vision and business objectives are unique. I dive deep into understanding your specific challenges to deliver customized, scalable, and robust solutions. ◾ 𝐀𝐠𝐢𝐥𝐞 𝐚𝐧𝐝 𝐀𝐝𝐚𝐩𝐭𝐚𝐛𝐥𝐞 𝐀𝐩𝐩𝐫𝐨𝐚𝐜𝐡: The tech landscape is always changing, and so are your needs. My agile methodology ensures that your projects remain on the cutting edge, adaptable to new trends and requirements. ◾ 𝐂𝐨𝐦𝐦𝐮𝐧𝐢𝐜𝐚𝐭𝐢𝐨𝐧 𝐚𝐧𝐝 𝐂𝐨𝐥𝐥𝐚𝐛𝐨𝐫𝐚𝐭𝐢𝐨𝐧 𝐚𝐭 𝐈𝐭𝐬 𝐁𝐞𝐬𝐭: I believe that the success of a project lies in clear communication and collaborative efforts. I ensure a transparent process where your input and feedback are valued every step of the way. 🚀 𝐋𝐞𝐭’𝐬 𝐁𝐫𝐢𝐧𝐠 𝐘𝐨𝐮𝐫 𝐈𝐝𝐞𝐚𝐬 𝐭𝐨 𝐋𝐢𝐟𝐞 Embark on a journey to transform your digital aspirations into reality. Whether it’s building from scratch or enhancing an existing platform, I’m here to make your vision a success with a touch of innovation, excellence, and strategic insight. 𝐑𝐞𝐚𝐝𝐲 𝐭𝐨 𝐄𝐥𝐞𝐯𝐚𝐭𝐞 𝐘𝐨𝐮𝐫 𝐃𝐢𝐠𝐢𝐭𝐚𝐥 𝐏𝐫𝐞𝐬𝐞𝐧𝐜𝐞? Let’s connect! Click '𝐈𝐧𝐯𝐢𝐭𝐞 𝐟𝐨𝐫 𝐉𝐨𝐛' or drop me a '𝐌𝐞𝐬𝐬𝐚𝐠𝐞'. Together, we can achieve the extraordinary.
Pankaj M. has worked .
Hitesh J.
$20/hr
100% Job Success
$50K+ earned
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Its been 10 years I have been serving as a Full Stack developer and delivered complete solutions from designing to development and further deployed them on various hosting providers and cloud computing platforms. Front-end technologies : Vue.js, AngularJS/2/4/5/6/7/8, React.js, Redux, MobX, Vue.js, Express.js, TypeScript, Webpack, Bootstrap, HTML, HTML5, CSS / CSS3, JavaScript, jQuery, AJAX. Back-end technologies like: PHP5, Node, CorePHP, Symfony, Laravel, CodeIgniter, Zend, WordPress, CakePHP Database : SQL, MySQL, MongoDB, Firebase, PostgresSQL 3rd party APIs: - Amazon Web Services, Azure, Google Cloud Engine, Shared Hosting, etc - Facebook, Instagram, Twitter, Flickr, Pinterest, 500px, Google Maps, Google Place, Google Directions, Youtube. - Pypal, Stripe, Braintree. - SendGrid, Mandrill, Mailchimp, Mailjet, CampaignMonitor, Postmark, Amazon SES. - Cloud services: AWS and Azure - Teamwork with Git(Github, Jira, Bitbucket), Slac and Trello Web Skills: - Vue.js, Nuxt, Vuex, Vuetify - Elixir, Phoenix. - ReactJS, Redux, Mobx. - NodeJS, ExpressJS, HapiJS. - Ejabberd: for building chat XMPP server likes Whatsapp. - Strong in TCP/UDP/UDP Reliable socket. - Strong in RTMP/WebRTC for live broadcasting. - MySQL, PostgreSQL, NoSQL. - Restful & GraphQL. - Amazon Web Services, Windows Azure, Google App Engine, etc - Vagrant & Docker. - Eslint, Mocha, Jest, Enzyme, Ava. - Design application architecture. Mobile Skills: - React Native. - ES6 React, React Native, Redux, Backbone.js, Browserify, Gulp, Grunt, HTML & CSS BACKEND - PHP, Laravel, MySql -Node.js, MySQL, PostgreSQL. - Strong in TCP/UDP/UDP Reliable socket. - Strong in animation and performance optimization. - Jest, Ava, Enzyme for unit testing. - Gitlab CI, Fastlane. Soft-skills: - Good in business thinking. - Strong technical skills. - Strong in technical architecture. - Quick learner. I'm always hungry to learn new things. So if you want to make something innovative, I'm very excited. - Fluently English communication and good in reading, writing also. - Strong management, document, customer support skills. - Customer support 24/7 via email, Chat and phone. - Friendly, humble and honest. Kindly INVITE ME for interview as per your convenience. So that I can take more details about the project work and show you my expertise.
Hitesh J. has worked .
Revinfotech Private Limited
Associated with
Revinfotech Private Limited