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Dmytro S.
$39/hr
100% Job Success
$200K+ earned
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👋 Hi, I’m Dmytro - a Full Stack Developer, Mobile App Developer, and founder of Inmost. Together with my engineering team, I help startups and companies build production-ready web and mobile products using React Native, React, Node.js, iOS, Android, AWS, Firebase, BLE, and IoT integrations. If you need a Full Stack Developer who can build more than a website, or a Mobile App Developer who can build more than app screens, we can help with the full product layer: frontend, backend, mobile apps, APIs, databases, cloud infrastructure, QA, and scalable architecture. We are a Full Stack Developer and Mobile App Developer team with 50+ delivered web and mobile projects, 6,000+ engineering hours, 20+ React Native mobile applications, 15+ native iOS Swift production apps, and 20+ MVP projects for startups. We build reliable software products, not just code: web apps, mobile apps, SaaS platforms, admin dashboards, backend APIs, cloud infrastructure, real-time systems, BLE apps, IoT mobile applications, wearables, and connected device applications. Our engineering process is built around quality, structure, and speed. We use AI-assisted engineering workflows to accelerate planning, development, testing, documentation, and delivery. But AI never replaces engineering judgment: architecture, code review, QA, testing, and production releases stay under experienced engineers’ responsibility. What we build: ⚙️ Full Stack Development As a Full Stack Developer team, we build complete products from frontend to backend. Our full stack development work includes React development, Node.js development, backend development, REST API development, SaaS platforms, web applications, admin panels, dashboards, authentication, payments, databases, cloud infrastructure, and scalable systems. 🌐 Web App Development We build web applications for startups and companies that need reliable and easy-to-maintain products. Our web app development experience includes SaaS development, marketplace platforms, CRM systems, internal tools, admin dashboards, customer portals, real-time web applications, and backend-connected platforms. ⚛️ React & Node.js Development If you need a Full Stack Developer for React, Node.js, TypeScript, PostgreSQL, MySQL, Firebase, or AWS, we can support both frontend and backend development. Our Node.js development experience includes backend APIs, REST API development, third-party integrations, payment systems, real-time features, cloud services, and scalable backend architecture. 📱 Mobile App Development As a Mobile App Developer team, we build iOS and Android applications for startups and companies that need production-ready mobile products. Our mobile app development work includes MVP mobile apps, enterprise mobile systems, SaaS mobile apps, healthcare applications, marketplace apps, real-time mobile platforms, and cross-platform mobile development. ⚛️ React Native Development We have delivered 20+ React Native mobile applications for iOS and Android. If you need a Mobile App Developer for React Native development, we can handle cross-platform development, backend-to-mobile integration, API-driven mobile architecture, Firebase integration, push notifications, payments, chat, video, real-time updates, and scalable MVP development. 🍏 iOS & Android App Development Our Mobile App Developer team has strong iOS app development and Android app development experience, including 15+ iOS Swift production applications. We work with Swift, Kotlin, Java, API integration, authentication, in-app purchases, push notifications, mobile app testing, performance optimization, and App Store / Google Play-ready products. 📡 BLE, IoT & Wearables One of our strongest technical areas is BLE and IoT mobile app development. We build mobile applications connected to hardware devices, sensors, wearables, and cloud platforms: Bluetooth Low Energy apps, BLE iOS apps, BLE Android apps, AWS IoT Core, MQTT, wearable app development, real-time device communication, sensor data streaming, and IoT device integration. ☁️ Backend, API & Cloud Architecture A serious web or mobile product needs more than a frontend. As a Full Stack Developer and Mobile App Developer partner, we support products with backend development, API development, REST API integration, PostgreSQL, MySQL, Firebase, AWS, AWS IoT Core, real-time systems, and scalable architecture. Clients hire us when they need a Full Stack Developer or Mobile App Developer who can build reliable web apps, mobile apps, SaaS platforms, React Native products, Node.js backends, admin dashboards, API-driven platforms, BLE apps, IoT mobile applications, and connected device systems. If you are looking for a Full Stack Developer or Mobile App Developer to build or scale your product, let’s discuss how to turn it into reliable, production-ready software.
Inmost
Associated with
Inmost
$200K+
earned
Yurii V.
$45/hr
100% Job Success
$300K+ earned
Available now
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🏆 Top-Rated Plus expert (Top 1%) 🍀 Digital Product Design & Development Partner of Startups, Founders, and Businesses 🚀 I create designs for SaaS, Fintech, Web3, AI, E-Commerce, Edtech, Fitness & Wellness, Healthcare, etc. DESIGN SKILLS: 🔹 UI/UX Design 🔹 Web Design 🔹 Web Application Design 🔹 Mobile Application Design 🔹 iOS App Design 🔹 Android App Design 🔹 Prototypes 🔹 Wireframes 🔹 Logo Design 🔹 SaaS and CRM Software Design 🔹 Interaction Design 🔹 Product Design TOOLS I USE: 🛠️ Figma, FigJam, Webflow, Spline, Jitter STACK & TECHNOLOGIES: 🔹 FRONT END: React, Next.js, React Native, HTML5, CSS3, JavaScript (ES6+), Redux, Redux Saga, Redux Thunk, Bootstrap, Material-UI, Ant Design, Tailwind, TypeScript, ShadCn, Socket.io, Sass (Scss), Chrome Extensions, Three.js, Recharts.js 🔹 BACK END: RESTful APIs, GraphQL, AI Integrations, Docker, Node.js, Express.js, Nest.js, Mongoose, .NET, Python 🔹 DATABASE: PostgreSQL, MySQL, SQLite, MongoDB, Redis, Firebase, Supabase 🔹 APIs: REST API, GraphQL 🔹 HOSTING: AWS, Microsoft Azure, Google Cloud Platform (GCP) WORDPRESS STACK: 🔶 Page Builders: Elementor, Elementor Pro, WPBakery, others 🔶 Other: WooCommerce, REST API, Custom Theme Development, Custom Plugin Development, SEO Optimization, Google PageSpeed My mission is to support entrepreneurs by transforming their visions into reality — through strategic planning, cutting-edge user experience, and continuous delivery of high-quality design.
Design-Driven Full-Stack Development Agency | Fivecube
Associated with
Design-Driven Full-Stack Development Agency | Fivecube
$500K+
earned
Sannu S.
$35/hr
96% Job Success
$100K+ earned
Available now
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I build multiplayer games and interactive 3D applications in Unity and Unreal Engine. 10+ years in software, $100K+ earned on Upwork across 52 contracts, Top Rated Plus. Games I have worked on: • Pixelmon Arena, a team based multiplayer fighting game with custom networking for real time 2v2 to 4v4 matches, ranking, and character customization, in my portfolio below • TCG World, an open world multiplayer game on Steam with wallet login and persistent leaderboards • Warriors of Nova Thera and Glyph Bound: Kotodama, open world and tactical PvP RPG projects with combat, progression, and guild systems • Scamper, a PCVR title shipped on Steam and Meta Quest • Mobile and browser games across puzzle, board, and casual genres, several shipped for repeat clients you can see in my work history Multiplayer is my core strength, Photon, Mirror, and Netcode, lobbies, matchmaking, state sync, and the low latency player feedback that decides whether an online game feels good or laggy. Beyond games I have built VR training and simulation applications, so headset work is familiar ground too. I have also worked as a Product Owner and certified Scrum Master, so on larger projects I can run the process, not just write the code, sprint planning, backlog, and clear communication with stakeholders. Stack: Unity, Unreal Engine, C#, Photon, Mirror, Netcode, WebGL, Meta Quest, AR Foundation, Firebase, PlayFab, REST APIs. If you are building a multiplayer game, a game prototype, or need a senior developer to take over an existing Unity or Unreal codebase, tell me what you are building and I will show you the closest thing I have shipped.
HAPZ Software Solutions (OPC) Pvt Ltd
Associated with
HAPZ Software Solutions (OPC) Pvt Ltd
Rahul C.
$29/hr
98% Job Success
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14+ YEARS SALESFORCE CONSULTANT & DEVELOPER | ✅ 69 X Certified badges & 36 X Ceritifications ⭐️⭐️⭐️⭐️⭐️ CERTIFICATIONS | SALESFORCE GOLD PARTNER | ARTIFICIAL INTELLIGENCE - AI, CTI, SMS, WHATSAPP & MARKETING CLOUD EXPERT | AWS & HUBSPOT DEVELOPER, I HAVE GOOD EXPERTISE WITH SALESFORCE, HUBSPOT CRM & ARTIFICIAL INTELLIGENCE ✔I was based out of San Diego, US and moved to India, was working for Fortune 500 companies ✅Official Agentblazer champion 2026 ✔ Technology & Salesforce crm Youtube channel with 136k subscribers Rahulchauhansfdc : Youtube channel: my channel about Salesforce, Hubspot best practices, and Cloud/AI best practices. Salesforce & HubSpot Architect with 14+ years of experience helping companies streamline sales, marketing, customer service, and RevOps processes. ✔ Tableau Certified, Hubspot, marketing cloud certified & Power BI ✅Top-Rated Plus Status: Verified in the top 1% of talent globally on Upwork. ✅14+ Years Experience: Delivering elite-level technical and architectural CRM solutions. ✅90,000+ Hours Logged: Hands-on platform engineering and strategic consulting. ✅500+ Global Clients: Trusted by Fortune 500 enterprise giants including Yamaha and Toyota. ✅Official Salesforce Community Group Leader, Dreamforce Hackathon Winner, and Montreal Dreamin' Speaker. Core Value Proposition • AI-First Architect: Deeply specialized in Salesforce Einstein, Agentforce, and automated AI workforce deployment. • True Multi-Cloud Mastery: Seamless cross-cloud blueprints built to optimize business KPIs and technology ROI. • HubSpot Data Alignment: Elite custom API integration syncing your marketing and sales infrastructure flawlessly. • Clicks-Before-Code Philosophy: Prioritizing scalable native features to lower long-term technical debt and maximize maintenance ease. Verified Certifications & Credentials Salesforce Architect & Elite AI Suite ✅Salesforce Certified Application Architect ✅Salesforce Certified Integration Architect ✅Salesforce Certified Development Lifecycle and Deployment Architect ✅Salesforce Certified Data Architecture and Management Designer ✅Salesforce Certified Sharing and Visibility Designer ✅Salesforce Certified AI Specialist / Agentforce Specialist ✅Salesforce Certified AI Associate Salesforce Developer & Consultant Credentials ✅Salesforce Certified Platform Developer II ✅Salesforce Certified Platform Developer I ✅Salesforce Certified JavaScript Developer I ✅Salesforce Certified Platform App Builder ✅Salesforce Certified Advanced Administrator & Administrator ✅Salesforce Certified Sales Cloud Consultant ✅Salesforce Certified Service Cloud Consultant ✅Salesforce Certified Experience Cloud Consultant ✅Salesforce Certified User Experience Designer ✅Salesforce Certified Associate HubSpot Certifications ✅HubSpot CRM Software Certification ✅HubSpot Marketing Hub Software Certification ✅HubSpot Sales Hub Software Certification ✅HubSpot Inbound Marketing Optimization Certification ✅HubSpot Integrating with HubSpot Foundations Certification ✅HubSpot Revenue Operations (RevOps) Certification 10x Salesforce Superbadges ✅Advanced Apex Specialist ✅Apex Specialist ✅Data Integration Specialist ✅Lightning Web Components Specialist ✅Service Cloud Specialist ✅Process Automation Specialist ✅Security Specialist ✅Business Administration Specialist ✅Lightning Experience Reports & Dashboards Specialist Technical Ecosystem Mastery • Core CRM Clouds: Sales, Service, Experience, Financial Services, and Health Cloud. • Marketing & Analytics: Marketing Cloud, Pardot (Account Engagement), HubSpot Hubs, Tableau, and Power BI. • Custom Code & API: Advanced Apex, Lightning Web Components (LWC), Aura Components, MuleSoft integrations, and custom middleware patterns (QuickBooks, HubSpot, proprietary databases). Noteworthy Enterprise Engagements • Yamaha Motors: Led multi-cloud system restructuring and data rationalization. • Toyota Motors: Appointed as Salesforce Technical Team Lead for global workflow optimization. • University of California, Berkeley: Engineered secure student/faculty internal system portals. • Ticketmaster & Lloyds Pharmacy Ready to architect your business transformation with an industry expert? Click "Invite to Job" or "Hire Now" to start engineering your stack today. Salesforce Architect Agentforce AI Salesforce AI Specialist Apex LWC HubSpot Integration MuleSoft Salesforce Marketing Cloud Sales Cloud Service Cloud Tableau API Custom Integration Data Migration HubSpot CRM Application Architect Salesforce Technical Architect Application Architect Integration Architect MuleSoft Integration HubSpot Salesforce Sync Custom API Developer REST SOAP API Integration Advanced Apex Specialist Lightning Web Components (LWC) Aura Components JavaScript Developer Asynchronous Apex Apex Triggers & Classes Visualforce Salesforce DevOps CI/CD Sales Cloud Consultant Service Cloud Optimization Experience Cloud Portals Financial Services #USA #Australia #UAE #Europe #Canada #UK
$15/hr
100% Job Success
$90K+ earned
Available now
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I build AI systems that work in production - not just in demos. With 10+ years in AI/ML and enterprise software, 3000+ hours on Upwork, 700+ solutions delivered, and 400+ clients across the globe, I've earned a simple reputation: if you need intelligent automation, a custom LLM application, or a scalable ML pipeline, I'll build it, ship it, and make sure it holds up. I work across the full AI stack: from raw data ingestion and model training to fine-tuning LLMs, deploying RAG architectures, and integrating everything into production-grade systems. Whether the project lives on AWS (Bedrock, SageMaker, Textract, Comprehend), Google Cloud (Vertex AI), or runs locally (Ollama, LLaMA, DeepSeek), I build for the environment that fits your business, not the one that's easiest for me. ➛ 𝗪𝗵𝗮𝘁 𝗜 𝗯𝘂𝗶𝗹𝗱 𝗠𝗟𝗢𝗽𝘀 & 𝗣𝗿𝗼𝗱𝘂𝗰𝘁𝗶𝗼𝗻 𝗠𝗟 End-to-end ML pipelines with MLflow, SageMaker, and Azure ML. Model training, fine-tuning, versioning, and monitoring. TensorFlow, PyTorch, Keras, Scikit-learn, XGBoost. Deep learning, neural networks, and Diffusion Models. 𝗚𝗲𝗻𝗲𝗿𝗮𝘁𝗶𝘃𝗲 𝗔𝗜 & 𝗟𝗟𝗠 𝗔𝗽𝗽𝗹𝗶𝗰𝗮𝘁𝗶𝗼𝗻𝘀 Custom GPTs, AI agents, and RAG pipelines using OpenAI, Claude, LLaMA, Mistral, and DeepSeek. LLM fine-tuning with LoRA/QLoRA. Prompt engineering (zero-shot, few-shot, chain-of-thought). Multi-agent systems with LangChain and LangGraph. Deployed on AWS Bedrock, Vertex AI, or self-hosted via Ollama/Supabase. 𝗗𝗮𝘁𝗮 & 𝗜𝗻𝘁𝗲𝗹𝗹𝗶𝗴𝗲𝗻𝗰𝗲 Data mining, web scraping, and pipeline engineering with Pandas, NumPy, and Python. Business intelligence and analytics with Amazon QuickSight. NLP with Amazon Comprehend, BERT, SpaCy, Transformers - text classification, sentiment analysis, entity recognition, content generation. 𝗖𝗼𝗺𝗽𝘂𝘁𝗲𝗿 𝗩𝗶𝘀𝗶𝗼𝗻 & 𝗗𝗼𝗰𝘂𝗺𝗲𝗻𝘁 𝗜𝗻𝘁𝗲𝗹𝗹𝗶𝗴𝗲𝗻𝗰𝗲 OCR and document processing with Amazon Textract, Azure Computer Vision, OpenCV, and Tesseract. Image recognition, face detection, and vision-based automation. Stable Diffusion and generative image workflows. 𝗖𝗼𝗻𝘃𝗲𝗿𝘀𝗮𝘁𝗶𝗼𝗻𝗮𝗹 𝗔𝗜 & 𝗪𝗼𝗿𝗸𝗳𝗹𝗼𝘄 𝗔𝘂𝘁𝗼𝗺𝗮𝘁𝗶𝗼𝗻 AI assistants and knowledge-base chatbots. Context-aware conversation systems integrated via API. GoHighLevel automation and CRM-connected AI workflows. Amazon Translate for multilingual deployments. 𝗪𝗵𝘆 𝗰𝗹𝗶𝗲𝗻𝘁𝘀 𝗰𝗼𝗺𝗲 𝗯𝗮𝗰𝗸 Most AI projects fail at the handoff from prototype to production. I've spent a decade closing that gap, writing systems that are maintainable, monitored, and built to scale beyond the first deployment. - Production-first architecture from day one - Strong documentation and clean, handoff-ready code - Experience across AWS, Azure, GCP, and open-source stacks - Clear communication throughout, no black boxes - On-time delivery with post-launch accountability 𝗘𝘃𝗲𝗿𝘆 𝗽𝗿𝗼𝗷𝗲𝗰𝘁 𝗶𝗻𝗰𝗹𝘂𝗱𝗲𝘀: - 1 month post-delivery support - 1 month warranty on all deliverables - Dedicated technical consultation If you're building an AI product, automating a complex workflow, or turning your data into something that actually makes decisions, let's talk. I'll tell you in the first conversation whether it's feasible, how long it takes, and what it'll cost.
Oodles Technologies
Associated with
Oodles Technologies
$5M+
earned
$50/hr
92% Job Success
$100K+ earned
Available now
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𝐅𝐨𝐮𝐧𝐝𝐞𝐫 & 𝐂𝐄𝐎 – 𝐈𝐧 𝐘𝐨𝐮𝐫 𝐇𝐚𝐧𝐝 𝐌𝐞𝐝𝐢𝐚 | 𝐂𝐫𝐞𝐚𝐭𝐢𝐯𝐞 𝐃𝐢𝐫𝐞𝐜𝐭𝐨𝐫 & 𝐀𝐰𝐚𝐫𝐝-𝐖𝐢𝐧𝐧𝐢𝐧𝐠 𝐃𝐞𝐬𝐢𝐠𝐧𝐞𝐫 I help businesses design, build, and scale digital platforms that don’t just look good they perform, convert, and grow with your business 🚀 From high-converting Shopify and WooCommerce stores to advanced WordPress builds and fully custom SaaS platforms, I take ownership of the entire process strategy, design, development, and long-term optimization. With 12+ years of experience and 215+ successfully delivered projects, I’ve worked with startups, growing brands, and established companies across eCommerce, SaaS, and service-based industries, including: • Kirstie Fleur — Scalable eCommerce & multi-vendor marketplace • HizaKyte — SaaS workflow automation & analytics system • Sticker Fury — Mobile-first commerce platform with optimized UX • CoachDaveLee — Coaching platform with gated content & subscriptions • ClearWay Law — Legal SaaS platform with complex client workflows 🧠 What sets my work apart I don’t just “build websites” I engineer digital systems with a strong focus on performance, scalability, and business outcomes. Every decision, from structure to tech stack, is made with growth and usability in mind. 💻 CMS & eCommerce (Conversion-Focused Builds) I specialize in building and optimizing CMS-driven platforms that are easy to manage while delivering strong conversion performance: • Shopify (custom themes, app integrations, CRO improvements) • WooCommerce (custom logic, checkout optimization, scalability) • WordPress (Elementor, ACF, custom builds, performance tuning) • Squarespace (clean, modern, business-focused sites) What you can expect: ✔️ Fast-loading, SEO-friendly architecture ✔️ Clean backend structure for easy content management ✔️ Conversion-driven layouts (not just design, but strategy) ✔️ Seamless integrations (payments, CRM, email tools like Klaviyo) ⚙️ Full-Stack Web & Mobile Development For more advanced requirements, I build fully custom platforms tailored to your business logic: • Frontend: React, Next.js • Backend: Node.js, NestJS • Mobile: Flutter, React Native • APIs & Integrations: Stripe, Authorize.net, third-party services This is ideal for: ✔️ SaaS platforms ✔️ Marketplaces ✔️ Membership systems ✔️ Internal dashboards & tools I focus heavily on clean architecture, modular code, and scalability so your platform can grow without constant rebuilds 🔧 🤖 AI & Automation Integration I help businesses streamline operations and unlock new capabilities through smart automation: • GPT-powered workflows & assistants • Data extraction and processing systems • Automated reporting & internal tools • Process optimization to reduce manual work The goal is simple: save time, reduce costs, and improve efficiency ⚡ 📈 Conversion, UX & Performance Optimization A platform is only valuable if it performs. I continuously refine and optimize based on real user behavior: • UX/UI improvements based on user flow analysis • Speed optimization (Core Web Vitals, load time reduction) • Funnel optimization for higher conversions • Mobile-first and responsive design across all devices 🔧 Ongoing Support & Growth Beyond the initial build, I stay involved to ensure long-term success: • Regular updates and improvements • Performance monitoring and optimization • Bug fixing and stability enhancements • Feature expansion as your business evolves You’re not just getting a developer you’re getting a long-term technical partner 🤝 🧩 How I work ✔️ Clear and direct communication — always transparent and proactive ✔️ Structured workflow with defined milestones and timelines ✔️ Strong attention to detail in both design and development ✔️ Full ownership — from planning to final delivery and beyond ✔️ Long-term thinking — every build is scalable and future-ready 🎯 The end result You get a platform that: • Loads fast • Looks professional • Converts users into customers • Scales with your growth • Requires minimal maintenance headaches 📍 If you're serious about building a platform that actually performs, scales, and drives measurable results let’s connect.
In Your Hand Media, Inc
Associated with
In Your Hand Media, Inc
Sheshank J.
$30/hr
91% Job Success
$100K+ earned
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👋𝗛𝗶, 𝗜'𝗺 𝗦𝗵𝗲𝘀𝗵𝗮𝗻𝗸 — 𝗦𝗲𝗻𝗶𝗼𝗿 𝗙𝘂𝗹𝗹-𝗦𝘁𝗮𝗰𝗸 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿 | 𝗠𝗘𝗔𝗡/𝗠𝗘𝗥𝗡 | 𝗦𝗮𝗮𝗦/𝗖𝗥𝗠/𝗘𝗥𝗣 | 𝗥𝗲𝗮𝗰𝘁 𝗡𝗮𝘁𝗶𝘃𝗲/𝗜𝗼𝗻𝗶𝗰 | 𝗔𝗜/𝗔𝘂𝘁𝗼𝗺𝗮𝘁𝗶𝗼𝗻 I help companies, startups, and agencies build 𝗵𝗶𝗴𝗵-𝗽𝗲𝗿𝗳𝗼𝗿𝗺𝗮𝗻𝗰𝗲 𝘄𝗲𝗯 𝗮𝗽𝗽𝘀, 𝗦𝗮𝗮𝗦 𝗽𝗹𝗮𝘁𝗳𝗼𝗿𝗺𝘀, 𝗖𝗥𝗠𝘀, 𝗘𝗥𝗣𝘀, 𝐏𝐨𝐰𝐞𝐫 𝐁𝐈, 𝗮𝗻𝗱 𝗺𝗼𝗯𝗶𝗹𝗲 𝗮𝗽𝗽𝘀 that are fast, scalable, and built to last. With𝟭𝟭+ 𝘆𝗲𝗮𝗿𝘀 𝗼𝗳 𝗲𝘅𝗽𝗲𝗿𝗶𝗲𝗻𝗰𝗲 𝗮𝗻𝗱 𝟮𝟬𝟬+ 𝘀𝘂𝗰𝗰𝗲𝘀𝘀𝗳𝘂𝗹 𝗽𝗿𝗼𝗷𝗲𝗰𝘁𝘀, I bring a perfect mix of engineering depth, business understanding, and proactive communication. 🍔 𝐌𝐜𝐃𝐨𝐧𝐚𝐥𝐝’𝐬 𝐏𝐨𝐫𝐭𝐚𝐥 (𝐄𝐧𝐭𝐞𝐫𝐩𝐫𝐢𝐬𝐞 𝐏𝐫𝐨𝐣𝐞𝐜𝐭 – .𝐍𝐄𝐓, 𝐌𝐕𝐂, 𝐂#, 𝐀𝐧𝐠𝐮𝐥𝐚𝐫 𝟏𝟎) I designed and developed the entire 𝐌𝐜𝐃𝐨𝐧𝐚𝐥𝐝’𝐬 𝐢𝐧𝐭𝐞𝐫𝐧𝐚𝐥 𝐩𝐨𝐫𝐭𝐚𝐥, delivering a secure, scalable, enterprise-grade solution using cutting-edge Microsoft and JS technologies. 🏡𝗧𝗵𝗲 𝗜𝗻𝗱𝗶𝗮 𝗗𝗲𝗰𝗼𝗿 – 𝗠𝘆 𝗢𝘄𝗻 𝗣𝗿𝗼𝗱𝘂𝗰𝘁 (𝗕𝗿𝗮𝗻𝗱 + 𝗔𝗽𝗽 + 𝗪𝗲𝗯𝘀𝗶𝘁𝗲) After achieving success with international clients, I built my own full digital brand — 𝗧𝗵𝗲 𝗜𝗻𝗱𝗶𝗮 𝗗𝗲𝗰𝗼𝗿, developed end-to-end (design, backend, frontend, app, automation). These projects reflect my capability to handle 𝐥𝐚𝐫𝐠𝐞 𝐜𝐨𝐝𝐞𝐛𝐚𝐬𝐞𝐬, 𝐜𝐨𝐦𝐩𝐥𝐞𝐱 𝐚𝐫𝐜𝐡𝐢𝐭𝐞𝐜𝐭𝐮𝐫𝐞𝐬, 𝐚𝐧𝐝 𝐛𝐮𝐬𝐢𝐧𝐞𝐬𝐬-𝐜𝐫𝐢𝐭𝐢𝐜𝐚𝐥 𝐚𝐩𝐩𝐥𝐢𝐜𝐚𝐭𝐢𝐨𝐧𝐬. 🏆𝐖𝐡𝐲 𝐂𝐥𝐢𝐞𝐧𝐭𝐬 𝐏𝐫𝐞𝐟𝐞𝐫 𝐖𝐨𝐫𝐤𝐢𝐧𝐠 𝐖𝐢𝐭𝐡 𝐌𝐞 🔥𝐓𝐨𝐩 𝐑𝐚𝐭𝐞𝐝 𝐅𝐫𝐞𝐞𝐥𝐚𝐧𝐜𝐞𝐫 – 𝟏𝟎𝟎% 𝐉𝐨𝐛 𝐒𝐮𝐜𝐜𝐞𝐬𝐬 💰$𝟏𝟎𝟎𝐊+ 𝐞𝐚𝐫𝐧𝐢𝐧𝐠𝐬 𝐨𝐧 𝐔𝐩𝐰𝐨𝐫𝐤 📌𝟐𝟎𝟎+ 𝐜𝐨𝐦𝐩𝐥𝐞𝐭𝐞𝐝 𝐩𝐫𝐨𝐣𝐞𝐜𝐭𝐬 𝐚𝐜𝐫𝐨𝐬𝐬 𝐔𝐒𝐀, 𝐔𝐊, 𝐔𝐀𝐈, 𝐀𝐮𝐬𝐭𝐫𝐚𝐥𝐢𝐚 & 𝐄𝐮𝐫𝐨𝐩𝐞 🚀 𝟏𝟏+ 𝐲𝐞𝐚𝐫𝐬 𝐨𝐟 𝐅𝐮𝐥𝐥-𝐒𝐭𝐚𝐜𝐤 𝐞𝐧𝐠𝐢𝐧𝐞𝐞𝐫𝐢𝐧𝐠 𝐞𝐱𝐩𝐞𝐫𝐢𝐞𝐧𝐜𝐞 🤝𝐊𝐧𝐨𝐰𝐧 𝐟𝐨𝐫 𝐬𝐦𝐨𝐨𝐭𝐡 𝐜𝐨𝐦𝐦𝐮𝐧𝐢𝐜𝐚𝐭𝐢𝐨𝐧, 𝐩𝐫𝐨𝐚𝐜𝐭𝐢𝐯𝐞 𝐮𝐩𝐝𝐚𝐭𝐞𝐬, 𝐚𝐧𝐝 𝐳𝐞𝐫𝐨-𝐝𝐞𝐥𝐚𝐲 𝐝𝐞𝐥𝐢𝐯𝐞𝐫𝐲 💼𝐂𝐨𝐫𝐞 𝐒𝐩𝐞𝐜𝐢𝐚𝐥𝐢𝐳𝐚𝐭𝐢𝐨𝐧𝐬 🔹𝐅𝐮𝐥𝐥-𝐒𝐭𝐚𝐜𝐤 𝐖𝐞𝐛 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 MEAN, MERN, Node.js, Angular, React.js, Vue, Next.js, NestJS, Express, TypeScript Computer Vision, Object Detection, Python, MLP, FastAPI, Deep Learning, Docker, OCR/Document AI 🔹𝐌𝐨𝐛𝐢𝐥𝐞 𝐀𝐩𝐩 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 React Native, Ionic, Capacitor, Cordova, Flutter 🔹 𝐒𝐚𝐚𝐒, 𝐂𝐑𝐌, 𝐄𝐑𝐏 & 𝐂𝐮𝐬𝐭𝐨𝐦 𝐏𝐥𝐚𝐭𝐟𝐨𝐫𝐦𝐬 Enterprise software, business automation, workflow engines, multitenant SaaS, dashboards, analytics 🔹𝐀𝐈 & 𝐀𝐮𝐭𝐨𝐦𝐚𝐭𝐢𝐨𝐧 • Power BI + Automation + Integration Specialist • DeepSeek, ChatGPT, LLMs • NLP, OCR, image analysis & Hugging Face • Conversational AI, chatbots, voice bots • AI agents, call automation, data extraction 🔹𝐈𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐢𝐨𝐧𝐬 & 𝐀𝐏𝐈𝐬 • HubSpot, Salesforce, Zoho, QuickBooks, Xero, Airtable, Pipedrive, Amazon APIs • Stripe, PayPal, Braintree, Authorize.net • Twilio, SIP Call Management, Mulesoft 🔹𝐁𝐥𝐨𝐜𝐤𝐜𝐡𝐚𝐢𝐧 • Real-time EVM data systems and DeFi intelligence infrastructure • Experience with mempool-style ingestion, transaction decoding, and protocol-level data pipelines • Designed systems for real-time crypto analytics and trading signals (FutureScanX, Quatick) • Strong focus on low-latency, event-driven architectures and high-throughput blockchain systems • Interested in MEV, arbitrage detection, liquidation systems, and execution-layer intelligence 🔹.𝐍𝐄𝐓 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 C#, MVC, .NET Frameworks, SQL Server 🔹𝐂𝐥𝐨𝐮𝐝 & 𝐃𝐞𝐯𝐎𝐩𝐬 AWS, Lambda, Serverless, CI/CD, S3, Cloud Functions 💬𝐖𝐡𝐚𝐭 𝐂𝐥𝐢𝐞𝐧𝐭𝐬 𝐒𝐚𝐲 𝐀𝐛𝐨𝐮𝐭 𝐖𝐨𝐫𝐤𝐢𝐧𝐠 𝐖𝐢𝐭𝐡 𝐌𝐞 ⭐Exceptional collaboration. Deep Azure expertise and perfect communication.” ⭐Flexible, patient, knowledgeable, and extremely professional.” ⭐Very proactive — always reaches out first to clarify details. Great experience.” 🚀If you're looking for: ✔️A developer who understands both technology and business ✔️Someone who can architect, develop, and launch complete digital products ✔️A reliable partner who delivers quality, not excuses ✔️A long-term technical resource you can trust 𝗟𝗲𝘁’𝘀 𝗯𝘂𝗶𝗹𝗱 𝘀𝗼𝗺𝗲𝘁𝗵𝗶𝗻𝗴 𝘂𝘀𝗲𝗿𝘀 𝗹𝗼𝘃𝗲 — 𝗮𝗻𝗱 𝗯𝘂𝘀𝗶𝗻𝗲𝘀𝘀𝗲𝘀 𝘁𝗿𝘂𝘀𝘁. Then I’d be happy to discuss your project. 𝗟𝗲𝘁’𝘀 𝗯𝘂𝗶𝗹𝗱 𝘀𝗼𝗺𝗲𝘁𝗵𝗶𝗻𝗴 𝘂𝘀𝗲𝗿𝘀 𝗹𝗼𝘃𝗲 — 𝗮𝗻𝗱 𝗯𝘂𝘀𝗶𝗻𝗲𝘀𝘀𝗲𝘀 𝘁𝗿𝘂𝘀𝘁. Let’s connect and bring your idea to life! 𝐂𝐡𝐞𝐞𝐫𝐬, 𝐒𝐡𝐞𝐬𝐡𝐚𝐧𝐤 𝐉𝐚𝐦𝐰𝐚𝐥
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Vikramjeet S.
$15/hr
100% Job Success
$70K+ earned
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Most engineers can write code. Fewer can take a vague product idea, architect it properly, and ship something that holds up in production six months later without it becoming someone else's problem to maintain. That's the work I do. I'm Vikram, a Senior AI and Full Stack Engineer with 6+ years of experience, $70K+ earned, and 25+ projects delivered on Upwork. I work with startups and product teams who are building things that actually need to work: AI-powered systems, scalable SaaS backends, and full stack platforms that grow with the business. If you have ever been handed code that "technically works" but nobody can explain, or an AI demo that never made it to production, you'll know exactly why architecture and delivery discipline matter. That's where I come in. AI Systems and Agent Development: - LLM integrations using OpenAI GPT-4o, Anthropic Claude, Gemini, Mistral, and Vertex AI - AI Agents and multi-agent systems using LangGraph, CrewAI, AutoGen, LlamaIndex, and Mastra - RAG pipelines with Pinecone, Weaviate, ChromaDB, and FAISS - Voice AI agents using ElevenLabs, Whisper, VAPI, and Deepgram - MCP (Model Context Protocol) integrations for tool-connected, context-aware agents - Long-term agent memory with Mem0 and Zep - AI workflow automation using n8n, Make, and Zapier - Document intelligence, semantic search, and knowledge base systems - AI-powered automation for legal, HR, sales, and enterprise workflows Backend Architecture and APIs: - Node.js and Python backends using FastAPI, Django, and Express.js - REST and GraphQL APIs built for scale and long-term maintainability - Multi-tenant SaaS architecture with authentication, RBAC, and audit logs - Payment integrations and subscription billing systems - High-performance database design using PostgreSQL, MongoDB, and MySQL Full Stack Development: - React and Next.js (TypeScript) for SaaS dashboards, admin panels, and client portals - Real-time features and API-driven frontends - Vercel AI SDK for AI-native web applications Cloud and DevOps: - AWS, GCP, and Azure deployments - Docker, CI/CD pipelines, and GitHub Actions - Scalable infrastructure with monitoring and error handling built in from day one, not bolted on after launch Industries: - AI/SaaS and Product Startups - FinTech and Payments - LegalTech and Contract Automation - HR Tech and Workforce Platforms - EdTech and Learning Platforms - Healthcare and Digital Health - Logistics and Supply Chain - Enterprise Automation and Internal Tools - E-commerce and Marketplace Platforms - Real Estate and PropTech - Marketing Tech and Growth Platforms - Cybersecurity and Compliance Tools - BI, Analytics and Data Platforms What Clients Say: "Vikramjeet was dedicated to providing timely and complete solutions. His communication was regular, he was able to meet deadlines, and he has a broad range of technical skills." "With minimum communication, he understood what we need and implemented it right away. What impressed me most was his commitment to delivering fast and his commitment to the deadline." If you are building an AI product, a scalable backend, or a full stack SaaS platform and need someone who can own the architecture end to end, tell me what you're working on. AI Tools and Models: OpenAI, AnthropicClaude, Claude, Gemini, LangChain, LangGraph, CrewAI, AutoGen, LlamaIndex, Mastra, GenerativeAI, MCPIntegration Core AI Skills: AIIntegration, AIAgents, MultiAgentSystems, LLMDeveloper, RAGPipeline, VoiceAI, AIChatbotDevelopment, AIAutomation, SemanticSearch, VectorDatabase, WorkflowAutomation Development Skills: FullStackDeveloper, BackendDeveloper, APIIntegration, NodeJS, Python, FastAPI, ReactDeveloper, NextJS, SaaSDeveloper, MultiTenantSaaS Cloud and DevOps: AWS, Docker, CloudDeployment, CI/CD Industries FinTech, LegalTech, HealthTech, HRTech, EdTech, SaaS, EnterpriseAI, StartupTech, Logistics, MVP
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Mubeen R.
$25/hr
100% Job Success
$400K+ earned
Available now
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𝟏𝟎 𝐲𝐞𝐚𝐫𝐬 𝐨𝐟 𝐩𝐫𝐨𝐯𝐞𝐧 𝐝𝐞𝐥𝐢𝐯𝐞𝐫𝐲, 𝟏𝟎𝟎% 𝐬𝐮𝐜𝐜𝐞𝐬𝐬 𝐫𝐚𝐭𝐞, 𝐚𝐧𝐝 𝐭𝐫𝐮𝐬𝐭𝐞𝐝 𝐛𝐲 𝟏𝟎𝟎+ 𝐔𝐒 𝐜𝐥𝐢𝐞𝐧𝐭𝐬 𝐰𝐡𝐨 𝐜𝐚𝐧 𝐩𝐞𝐫𝐬𝐨𝐧𝐚𝐥𝐥𝐲 𝐯𝐨𝐮𝐜𝐡 𝐟𝐨𝐫 𝐦𝐲 𝐰𝐨𝐫𝐤. Hi this is Mubeen Raza, I help startups and teams build scalable SaaS platforms, mobile applications, and integrate AI-powered automation to streamline operations, reduce overhead, and focus on growth. I specialize in delivering production-ready web apps and mobile products powered by React, Node.js, Supabase, and GPT-4/LLMs. Have a look at my core services. 𝐅𝐮𝐥𝐥 𝐒𝐭𝐚𝐜𝐤 𝐒𝐚𝐚𝐒 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 & 𝐌𝐕𝐏𝐬 - Custom SaaS platforms using React, Next.js, Node.js, FastAPI, Supabase, PostgreSQL - End-to-end MVP builds: from idea to launch-ready product in 4–6 weeks - Features include: Multi-tenant auth, Stripe payments, user dashboards, real-time data, notifications - Built for investor demos, early traction, and scalable growth 𝐀𝐈 𝐈𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐢𝐨𝐧 & 𝐖𝐨𝐫𝐤𝐟𝐥𝐨𝐰 𝐀𝐮𝐭𝐨𝐦𝐚𝐭𝐢𝐨𝐧 - GPT-4 / ChatGPT copilots for internal ops, support, content, and analytics - n8n / Make / Zapier workflows: CRM sync, lead scoring, Slack/email triggers, custom bots - LangChain & RAG pipelines: smart document Q&A, AI knowledge bases, autonomous agents - Integration of OpenAI, Claude, Anthropic into real business ops 𝐒𝐜𝐚𝐥𝐚𝐛𝐥𝐞 𝐁𝐚𝐜𝐤𝐞𝐧𝐝 & 𝐂𝐥𝐨𝐮𝐝 𝐈𝐧𝐟𝐫𝐚𝐬𝐭𝐫𝐮𝐜𝐭𝐮𝐫𝐞 I build scalable backends and cloud deployments designed for speed, reliability, and growth. - API-first backend development with REST/GraphQL, webhooks, real-time sync, Supabase functions, and database design - CI/CD and cloud deployment using Vercel, Railway, or Docker with GitHub Actions, monitoring, and secure production workflows 𝐌𝐨𝐛𝐢𝐥𝐞 𝐀𝐩𝐩 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 - Cross-platform mobile apps using React Native for iOS and Android - Native iOS app development using Swift and Objective-C - Mobile apps with real-time features, API integrations, push notifications, and scalable backend connectivity - Clean, responsive UI focused on performance, usability, and native-like experience 𝐈𝐧𝐝𝐮𝐬𝐭𝐫𝐢𝐞𝐬 𝐈’𝐯𝐞 𝐃𝐞𝐥𝐢𝐯𝐞𝐫𝐞𝐝 𝐀𝐈 & 𝐀𝐮𝐭𝐨𝐦𝐚𝐭𝐢𝐨𝐧 𝐒𝐨𝐥𝐮𝐭𝐢𝐨𝐧𝐬 𝐈𝐧 • IT Service Management (ITSM) – AI copilots & workflow automation • Human Resources (HR) – AI-driven recruitment & employee management • Legal Tech – Contract review automation & compliance copilots • Construction & Real Estate – Project management platforms & property apps • Healthcare – Patient management & telehealth solutions powered by AI • Social & Community Platforms – Engagement-driven mobile apps • E-commerce & Food Delivery – Ordering, logistics, and last-mile automation 𝐓𝐡𝐞𝐫𝐞 𝐚𝐫𝐞 𝐫𝐞𝐚𝐬𝐨𝐧𝐬 𝐲𝐨𝐮 𝐥𝐨𝐯𝐞 𝐭𝐨 𝐰𝐨𝐫𝐤 𝐰𝐢𝐭𝐡 𝐦𝐞: • Top Rated Plus Freelancer on Upwork • 130+ projects delivered, including AI copilots, SaaS tools & automations • MVPs I've built have helped clients raise millions in funding • Proven delivery in async workflows with proactive communication • Trusted by founders, product teams & growth-stage startups • Strong experience across web, backend, AI, and mobile app delivery • Focused on business outcomes, clean architecture, and long-term scalability 𝐏𝐫𝐨𝐣𝐞𝐜𝐭 𝐇𝐢𝐠𝐡𝐥𝐢𝐠𝐡𝐭𝐬 • Enterprise Copilot - AI assistant for enterprise workflows and automation • uCaptureIT - AI capture management platform for federal contractors • ConvertAI - AI content engine for inbound growth workflows • Sales Call Analysis Platform - AI sales QA and coaching system • Landwise NWA - AI property insights and reporting platform • Insight Copilot - AI analytics assistant for enterprise data • ChangeCurve - AI change management platform for enterprises • SwiftSales - AI CRM automation and lead workflow platform • Tensai Run - RAG-based AI writing assistant platform • Swivu - Construction project management platform for field teams • DIY Medicine - AI health knowledge platform with multimodal support • Estate Planning Solution - Digital estate planning and document platform • Fishfin - Social fishing app with bookings and community • Y Drive - Ride-hailing and fleet management mobile app Let’s build your next AI-powered system, GPT-4 automation, mobile app, or SaaS platform. I offer a free consultation to discuss your goals, suggest tech stack options, and map the next steps.
Hamza S.
$25/hr
100% Job Success
Available now
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What I specialize in - AI SaaS & AI Agents - OpenAI / GPT-4 / GPT-5 applications - React / Next.js / TypeScript frontend - Node.js / NestJS backend systems - Python / FAST API / Django - PostgreSQL / MongoDB databases - REST & GraphQL APIs - MCP servers & AI integrations - AI Agents with tool-calling & workflows - Prompt routing, memory, and context systems - Voice AI (VAPI and similar tools) - SaaS Product Development - MVP development for startups - Multi-tenant SaaS architecture - Subscription & billing systems - Admin dashboards & internal tools - API-first backend systems Full Stack Engineering (AI-focused) - React / Next.js / TypeScript frontend - Node.js / NestJS backend systems - Python / FAST API / Django - PostgreSQL / MongoDB databases - REST & GraphQL APIs - Real-time systems & integrations How I work?? I don’t just write code, I help define how the system should work. When working on a project, I focus on: - Shipping an MVP quickly without architectural debt - Building scalable AI systems that don’t break at scale - Designing clean APIs between AI + product layers - Making AI features actually reliable in production Why clients hire me ✓ Strong AI product engineering experience ✓ Experience building real production AI applications ✓ Fast execution from idea → MVP → production ✓ Clear communication with founders & product teams ✓ Ability to own both AI logic and full-stack implementation Full Stack Developer | Full Stack Developer React Node | Full Stack Developer .NET | Full Stack Developer Angular | Full Stack Developer Node.js | Full Stack Developer MERN | Full Stack Developer MEAN | Full Stack Developer SaaS | Full Stack Developer API | Full Stack Developer Cloud | MERN Stack Developer | MEAN Stack Developer | Angular Developer | React Developer | Node.js Developer | Next.js Developer | .NET Developer | .NET Core Developer | Full Stack SaaS Developer | SaaS Application Development | Multi-Tenant SaaS | Web Application Full Stack Developer | API Full Stack Developer | REST API Developer | GraphQL Developer | Backend Developer | NestJS Developer | Azure Developer | AWS Developer | DevOps | Docker | CI/CD | Web Developer