Most AI systems don’t fail because of the model, they fail because of poor RAG architecture. I build RAG-powered AI systems that are accurate, scalable, and actually work with real user load. 🚀 What I Build 🔸RAG Pipelines & LLM Systems: Custom RAG pipelines using LangChain, LlamaIndex, and vector databases (Pinecone, Weaviate, ChromaDB) for intelligent document search, semantic retrieval, and LLM-powered workflows. 🔸LLM-Powered Chatbots: AI chatbots and "chat with your data" solutions — trained on your PDFs, databases, and documents. Built with OpenAI, LangChain, and custom prompt engineering for accurate, reliable responses. 🔸 AI Agent Development: Autonomous AI agents that go beyond answers — they take actions, call APIs, manage workflows, and integrate into your existing systems. 🔸AI Integration in Web Apps: Adding LLM-powered features into existing SaaS platforms, dashboards, and web applications React, Next.js, Node.js, Express, PHP, FastAPI, and MongoDB. 🔸AI Cost Optimization: Reducing token usage, improving context design, and selecting the right models to cut your AI running costs without sacrificing performance. 🛠️ My AI & Full-Stack Stack • AI & LLM: LangChain, LlamaIndex, OpenAI, RAG Pipelines, Prompt Engineering, LLM Evaluation, Semantic Search, Semantic Chunking, Vector Databases • Vector DBs: Pinecone, Weaviate, ChromaDB • Full-Stack: React, Next.js, Node.js, Express.js, PHP, Laravel, FastAPI, Python, MongoDB, PostgreSQL, MySQL • DevOps: REST APIs, CI/CD Pipelines, GitHub, Deployment Workflows 📦 What I've Shipped 🤖 AI-Powered Learning Assistant — RAG chatbot for an ed-tech platform (AKF Learning Hub) ⚡ AI Strategy Copilot — LLM-powered decision tool for U.S. Electric Cooperatives 🛒 Full-Stack Multi-Vendor E-Commerce Marketplace — MERN stack, production-ready 📄 RAG Document Search System — sub-second response time, integrated into SaaS dashboard 🎯 Who I Work With Businesses and developers who need an AI systems expert not just someone who calls an API. If you need a RAG pipeline, LLM-powered chatbot, AI agent, or AI integration built properly from day one! let's talk. 💬 Let's Make It Practical Tell me what you're building. I'll give you: A clear RAG pipeline or LLM architecture plan Honest assessment of your AI approach Realistic timeline and cost estimate No fluff. No long back-and-forth. Just results. Skills to Tag AI Developer, Full-Stack developer, LLM, RAG, LangChain, databases (PostgreSQL, MySQL), RESTful APIs, full-stack testing (backend unit/integration tests, frontend tests), CI/CD pipelines, version control (Github), and deployment workflows, Vector Databases, Pinecone, Weaviate, LangChain, LlamaIndex, Semantic Search, Semantic Chunking, LLM Evaluation, OpenAI, Prompt Engineering, Node.js, Express, React.js, Svelte, PHP developer and FastAPI

Hey there! I help creators to grow on YouTube & scale their revenue while reducing their efforts + time. While you focus on the creative vision, I engineer the systems that turn views into a sustainable business. Core Services: Data-Driven Ideation: I move beyond guesswork. By analyzing your channel’s historical performance and broader market trends, I identify high-probability topics designed to hit the algorithm’s "viral" triggers. Authentic Scripting: I study your unique voice, tone, and signature phrases to craft scripts that feel 100% like you, just more concise and engaging. Video Editing: I don't just "edit." I apply psychological pacing and visual anchors every 5–10 seconds to maximize Average View Duration (AVD) and keep viewers locked in. Thumbnail Designing: I design thumbnails that trigger physiological curiosity. By blending high-contrast aesthetics with strategic storytelling, I ensure your content wins the "click war" on the home feed. Keywords Optimized Title + Description (SEO): I leverage high-volume search intent and algorithmic triggers to ensure your content is discovered, not just published. Revenue Operations & Funnels: Beyond the view, I build the business. I develop and optimize backend funnels, including landing pages, community management, and SaaS product integration, to maximize your Revenue Per Mille.

Are you looking for a brand identity designer who delivers clean, professional work without the frustrating back-and-forth? With 7+ years of experience in logo design, brand identity systems, and print collateral, I help startups and established businesses build brands that look credible and communicate clearly across every touchpoint. I hold a 100% Job Success Score on Upwork, meaning every project I take, I complete to the client's satisfaction. What I design: ✔ Logo design and complete visual identity systems ✔ Brand style guides and brand guidelines documents ✔ Business cards, letterheads, and stationery packages ✔ Catalogs, brochures, and print collateral ✔ Flyers, postcards, rack cards, and door hangers ✔ Social media graphics and digital brand asset ✔ WordPress website design Tools I work in: Adobe Illustrator · Adobe Photoshop · Adobe InDesign · Canva · WordPress · Figma How I work: Every project starts with understanding your brand your audience, your values, and how you want to be perceived. Then I design. You get organized, print-ready files (AI, EPS, SVG, PDF, PNG) structured exactly the way printers and teams need them. Why clients return: Not because I am cheap but because I get it right. Clean files. Clear communication. On-time delivery.* If you want a designer who takes your brand seriously — send me a message. I respond within a few hours. Thank you for visiting my profile. Best regards, Wajid L

Flutter & native developer for startups and product teams: 20+ apps live on the App Store and Google Play, $100K+ earned, 97 jobs completed. Cross-platform & native, I handle the full builds and deliver it. I work on mobile apps that need to hold up under real usage: social platforms, on-demand services based platforms, health trackers, EdTech & PropTech, FinTech, e-Commerce & marketplaces and AI-powered products. Here's what I have delivered: 𝗟𝗶𝘃𝗲 𝗔𝗽𝗽𝘀: • AI note-taking app with live transcription via Deepgram and OpenAI, on app stores & play store- (Flutter) (SummarizeX) • Social networking app with 5* ratings - iOS (Swift) (CheckUp) • Multiplayer game on App Store and Play Store (PaperCut Football) • EdTech SaaS for content delivery and CRM - iOS + Android + AWS Lambda (Learnistic) • NFC + BLE hardware integration for residential security - Swift + Kotlin (Eins) • Research companion app with in-app purchases, on app store & play store. (Flutter) (Zendy) • Goal tracking app - iOS + Android + React/Node web (Amino) • Vaping habit tracker - iOS (Swift) 𝗖𝗼𝗿𝗲 𝘀𝗸𝗶𝗹𝗹𝘀: • iOS: Swift · SwiftUI · UIKit · HealthKit · CoreData · CoreBluetooth · NFC · StoreKit · Push Notifications • Android: Kotlin · Java · Jetpack Compose · Room · Retrofit · Firebase • Cross-platform: Flutter · Dart · React Native • AI & integrations: OpenAI · Gemini · Deepgram · REST APIs · WebSockets • Payment integrations: Stripe · PayPal · Subscription billing · One-time payments · Webhook handling · Refunds · Secure transaction workflows • Database experience: Firebase · Supabase · LocalDB · Real-time synchronization · Offline-first architecture · Authentication · Scalable cloud data management • Audio/Video calling integrations: Agora · WebRTC · AVFoundation · Live video/audio calling · Low-latency streaming · Real-time communication features • Deployment: App Store Connect · Google Play Console · TestFlight · CI/CD 𝗜 𝗮𝗺 𝘁𝗵𝗲 𝗿𝗶𝗴𝗵𝘁 𝗳𝗶𝘁 𝗶𝗳: • You need one developer for the full mobile build • Your app has real complexity: payments, real-time data, hardware, or AI features • Your app involves device hardware: camera, NFC, BLE, HealthKit, CoreData • You want AI features like voice, transcription, or on-device ML in a native app • You have a Flutter prototype that needs to go native for performance or App Store reasons Send me your app brief, and I'll come back within 24 hours with a technical approach and realistic timeline once requirements are clear.

Pell Software is a 100% US-based software development specialist based in Denver, Colorado focused on partnership and reliable, long-term support. About Us: • 100% US-based — Full-time staff, never outsourced • Prebuilt software templates — Save time & money • 70+ Perfect 5-Star Reviews! — Service-oriented approach • Long-term Partnership Focused — Collaborate directly with software engineers ———————————————————— What We Do: • API Integrations • Custom web programming • AI Development, AI-First Software Development • HIPAA compliant software & integrations • Web portals • Work management systems • Business portals & utilities • Middleware systems • eCommerce solutions • PWAs & desktop apps ———————————————————— Our Tech Stacks: • Microsoft: .NET Core, C#, VB, WebForms, MVC, Razor Pages, Blazor, Azure, MSSQL, Visual Studio, TypeScript • LAMP/WAMP: PHP, MySQL, Linux, Apache • Frontend: Vue, Angular, React, Boostrap • Ruby: Rails, Postgres • Other: git, Jira, Confluence, HTML, Javascript, jQuery, Claude Code, AI Software Development ———————————————————— Platforms & APIs: Authorize.NET, SagePay, MINDBODY Online, Brantree, PayPal, Amazon Pay, Fedex, UPS, FreightQuote, QuickBooks Online, QuickBooks Enterprise, Sage 100, Sage 300, Sage Cloud, Sage Intacct, Acumatica, ClubOS, Active Campaign, SharpSpring, Facebook, Google, FirstData, Counterpoint, Moneris Payments, Braintree, PaceJet, TaxJar, Avalara, Amazon, Facebook, Google, QuickBooks Online, MINDBODY Online, Active Campaign, SharpSpring, QuickBooks Commerce, Counterpoint, UPS, FedEx. ———————————————————— Pell Software, LLC *Check out our reviews online!*

If you have a business idea and you want to convert it into a mobile application, I would like to help you. I have 12+ years of experience in mobile app development. Expert in Swift, SwiftUI, Objective-C and Flutter. Please check the client's feedback: "It was a pleasure to work with Shrejash! He demonstrated his expertise in iOS; showed strong initiative on the project; excellent in communicating progress and presented any questions quickly so we could meet our deadline. He was always available when we needed him, and transparent when he had questions or issues. The app he built was produced exactly to the specifications – nothing missing, and each part thoroughly tested and polished. I would happily hire him again." Following are some kinds of projects that I have successfully completed:- - Product-based - E-commerce - Photo and Video - GPS based apps - Social networking apps - Enterprise apps - Medical apps - Utility apps My strong points: - Strong written and verbal English - Sound technical knowledge - Great communication skills - Top rated developer on Upwork - Very good reviews by clients

You don't need a full-time CTO to get executive-level technical leadership. I step in as your Fractional CTO, VP/Director of Engineering, or Technical Product Lead — giving early-stage and scaling companies the strategic direction, team leadership, and delivery discipline they need, without the overhead of a full-time hire. With 20+ years spanning software engineering, ERP delivery, AI automation, and enterprise solution architecture, I've led teams across Pakistan, the UK, USA, and Australia — from government-scale platforms (ADB, FBR, PRAL) to SaaS products and AI-powered tools. What I bring to your business: Fractional CTO / Head of Engineering for companies under 100 people AI Automation strategy and implementation (n8n, Make, Vapi, Twilio, OpenAI) End-to-end product delivery — from scoping and architecture to launch ERP design, implementation, and digital transformation Cross-functional team building and remote team management Full-stack development oversight (.NET, PHP, web, mobile, cloud) Industries I've worked in: Healthcare, Government, Real Estate, Fintech, EdTech, Legal, E-Commerce, NGOs. I'm PMP Certified (since 2015), SCRUM Fundamentals Certified, and currently leading a technical delivery engagement for an ADB-funded health systems programme in Pakistan. If you need someone who can think at the boardroom level and still roll up their sleeves when it matters — let's talk.

I create short-form social media video content for brands that want clear, effective ads on TikTok and Instagram. My focus is on video that feels native to each platform while still being built for performance — not influencer content, and not over-produced brand spots. I help brands produce clean, direct short-form video they can confidently run as ads or organic posts. How I work: I align quickly on goals, scope, and expectations, then take ownership of delivering the final video. Once the direction is clear, I work independently and keep things moving without unnecessary back-and-forth. What I help with: • Short-form social video for TikTok and Instagram • Ad-style vertical videos for paid or organic use • Video concepts aligned with brand messaging and platform trends • Filming and clean, straightforward editing for vertical formats If you’re looking for social video that’s easy to work through, built for performance, and doesn’t feel forced, I’m happy to help.

I produce AI video ads, commercials, and brand films that look broadcast-quality and ship fast. If you need ad creative that converts without a six-week production timeline or a studio budget, that's exactly what I do. Over the past few years I've delivered 500+ AI videos for brands and agencies, including ad films for a major FMCG hair-care launch (through a leading global agency), a 5-minute AI-generated corporate film for a large international conglomerate, and a product-launch campaign for an established consumer goods brand. The work runs the full range: realistic ad films, UGC-style content, 3D animated explainers, and corporate films. What you get working with me: Ad creative built to convert on Meta, YouTube, and TikTok, not just look pretty Realistic UGC, cinematic product films, and 3D animation, all in-house Fast turnaround without the agency overhead or the back-and-forth A producer who's done this for real brands, not someone learning on your project Tools I work with daily: Runway, Veo, Kling, HeyGen, Higgsfield, ComfyUI, and a full custom AI pipeline for volume work. I keep it simple. You tell me the brief, I send back a concept so you can see the direction before you commit. If it's right, we move fast. Want to see if it's a fit? Send me a quick note about what you're launching and I'll tell you straight whether I'm the right person for it.

I help businesses, AI/ML teams, and agencies get more done accurately, efficiently, and without the back-and-forth. With 77+ completed projects and 12,000+ hours of work on Upwork, I bring hands-on experience across data annotation, virtual assistance, ecommerce management, and project coordination. Whether you need clean training data for your AI model or a reliable VA to manage your day-to-day operations I've got you covered. ───────────────────────────────────── 🤖 DATA ANNOTATION & LABELING ───────────────────────────────────── I specialize in high-accuracy data annotation for AI and machine learning projects, including: - Image & video annotation (bounding boxes, polygons, keypoints, segmentation) - Video labeling for object tracking, action recognition, and scene classification - Quality review and validation of labeled datasets I understand the importance of consistency, accuracy, and fast turnaround in ML pipelines. I follow annotation guidelines precisely and flag ambiguities proactively. ───────────────────────────────────── ⚙️ CRM & AUTOMATION (Go High Level) ───────────────────────────────────── Currently expanding into Go High Level (GHL) for CRM setup, pipeline management, and basic workflow automation. Available for smaller GHL tasks and setup assistance while I build my portfolio in this area. ───────────────────────────────────── 📋 VIRTUAL ASSISTANT & ADMIN SUPPORT ───────────────────────────────────── I provide reliable, proactive VA support so you can focus on growing your business instead of running it. Services include: - Email management and inbox organization - Calendar management and appointment scheduling - Data entry, research, and report preparation - Document creation and formatting (Google Docs, Word, Excel, Sheets) - CRM data management and contact organization - Travel arrangements and logistics coordination - SOPs and process documentation ───────────────────────────────────── 🛒 ECOMMERCE MANAGEMENT ───────────────────────────────────── I have hands-on experience managing ecommerce stores end-to-end on both Shopify and WooCommerce (WordPress), including: - Product listing creation, optimization, and bulk uploads - Inventory tracking and order management - Customer support and dispute resolution - Store setup, theme customization, and plugin configuration - SEO optimization for product pages ───────────────────────────────────── 🖥️ WORDPRESS & WEBSITE SUPPORT ───────────────────────────────────── - WordPress site setup, maintenance, and updates - Page building with Elementor / Divi / Gutenberg - Plugin installation, troubleshooting, and management - WooCommerce setup and product management - Content uploading and formatting ───────────────────────────────────── 📱 SOCIAL MEDIA MANAGEMENT ───────────────────────────────────── - Content scheduling and publishing (Facebook, Instagram, LinkedIn, Twitter/X, TikTok) - Caption writing and hashtag research - Engagement monitoring and community management - Basic graphic creation using Canva - Analytics tracking and performance reporting ───────────────────────────────────── 🗂️ PROJECT MANAGEMENT & COORDINATION ───────────────────────────────────── - Project planning, task delegation, and deadline tracking - Team coordination and progress reporting - Workflow setup in Trello, Asana, ClickUp, Monday, or Notion - SOP creation and process documentation - Vendor and client communication management - Meeting notes, agendas, and follow-ups ───────────────────────────────────── 🛠️ TOOLS I WORK WITH ───────────────────────────────────── Annotation: CVAT | Label Studio | Labelbox | Roboflow | Scale AI Ecommerce: Shopify | WooCommerce | Oberlo | DSers | Printful CMS/Web: WordPress | Elementor | Divi | Gutenberg CRM: Go High Level | HubSpot | Zoho | Salesforce (basic) Project Mgmt: Trello | Asana | ClickUp | Monday | Notion Social Media: Meta Business Suite | Canva Communication: Slack | Zoom | Google Meet | Microsoft Teams Admin: Google Workspace | Microsoft Office | Dropbox | Notion ───────────────────────────────────── ✅ WHY CLIENTS KEEP COMING BACK ───────────────────────────────────── ★ Top Rated Plus — top 3% of talent on Upwork ★ 100% Job Success Score across 77+ projects ★ 12,000+ hours worked — I know how to operate at scale ★ Clear communication, no ghosting, no missed deadlines ★ I treat your business like my own If you need someone dependable who shows up, gets the work done, and communicates clearly every step of the way — let's talk. 📩 Send me a message and let's get started.