Hire the Best Text Recognition Developers

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Hung L.

Ho Chi Minh City, Vietnam

$25/hr
5.0
9 jobs

๐Ÿ† ๐“๐จ๐ฉ ๐‘๐š๐ญ๐ž๐ ๐๐ฅ๐ฎ๐ฌ ๐…๐ฎ๐ฅ๐ฅ ๐’๐ญ๐š๐œ๐ค ๐€๐ˆ ๐„๐ฑ๐ฉ๐ž๐ซ๐ญ ๐จ๐ง ๐”๐ฉ๐ฐ๐จ๐ซ๐ค (๐“๐จ๐ฉ ๐Ÿ%) ยท ๐Ÿ๐ŸŽ๐ŸŽ% ๐‰๐จ๐› ๐’๐ฎ๐œ๐œ๐ž๐ฌ๐ฌ ยท I help startups and businesses build AI SaaS products beyond the demo stage: LLM/RAG apps, AI agents, automation, and full-stack MVPs. I can own the backend, frontend, AI workflow, and deployment, so you donโ€™t need separate developers for each layer. I also work with AI tools like Claude Code, OpenAI Codex and Cursor to move faster across architecture, implementation, debugging, testing, and code review, while still personally reviewing and verifying the plan, specs and code that goes to production. I have 5+ years of experience across AI engineering and full-stack development, with hands-on work in fintech, eKYC, OCR/computer vision, internal AI tools, knowledge assistants, automation, and SaaS products. I donโ€™t use AI as a replacement for engineering judgment. I use techniques such as Agent Skills, MCP integrations, custom subagents, hooks, repo-level instructions, context engineering, parallel agent workflows, automated test generation, code-review agents, and CI verification to give coding agents the right context and guardrails. This helps me deliver faster without turning the codebase into unreviewed AI-generated code. ๐Ÿ/ ๐ˆ ๐œ๐š๐ง ๐ก๐ž๐ฅ๐ฉ ๐ฒ๐จ๐ฎ ๐ฐ๐ข๐ญ๐ก: โ–ช AI SaaS MVP development from idea to working product โ–ช LLM/RAG applications for documents, internal knowledge, search, and support โ–ช AI agents and multi-step automation workflows โ–ช Custom AI chatbots with private knowledge base integration โ–ช Backend API development with FastAPI, Django, Flask, Node.js, and Golang โ–ช Full-stack web apps using React.js, Next.js, PostgreSQL, MongoDB, and Docker โ–ช OCR, computer vision, ID/document extraction, and eKYC systems โ–ช Web crawling, data pipelines, dashboards, and internal automation tools โ–ช Mobile and cross-platform apps using Flutter and Android ๐Ÿ/ ๐‚๐จ๐ซ๐ž ๐’๐ค๐ข๐ฅ๐ฅ๐ฌ: โ–ช Programming Languages: Python, Golang, JavaScript, TypeScript, Rust, Dart โ–ช Backend: FastAPI, Django, Flask, Node.js, Celery, REST API, PostgreSQL, MongoDB โ–ช Frontend: React.js, Next.js, JavaScript, responsive UI development โ–ช AI/ML: LLM, RAG, LangChain, Ollama, PyTorch, TensorFlow, OpenCV, YOLO โ–ช AI Product Development: AI agents, chatbots, document Q&A, knowledge retrieval, AI automation โ–ช Data & Automation: Web crawling, Scrapy, data extraction, data processing, workflow automation โ–ช DevOps: Docker, GCP, API deployment, production support โ–ช Mobile: Flutter, Android, cross-platform application development ๐Ÿ‘/ ๐’๐จ๐ฆ๐ž ๐ก๐ข๐ ๐ก๐ฅ๐ข๐ ๐ก๐ญ๐ฌ ๐Ÿ๐ซ๐จ๐ฆ ๐ฆ๐ฒ ๐ฐ๐จ๐ซ๐ค: โ–ช Built a multi-agent AI news discovery system that processed 150-300 articles per day, reduced duplicate content by around 70-85%, and delivered daily digests plus real-time alerts for important fintech/business updates. โ–ช Developed an internal AI customer-support assistant that helped agents search company knowledge faster, reducing average lookup time from 3-5 minutes to under 1 minute per ticket. โ–ช Built a local LLM/RAG-style internal wiki assistant using Ollama, document retrieval, and metadata filtering over thousands of internal pages. โ–ช Developed eKYC backend services using Golang and AI/OCR pipelines, helping reduce onboarding time by up to 95%. โ–ช Built Vietnamese ID Card OCR and computer vision systems using YOLO, TensorFlow, PyTorch, OpenCV, and custom image-processing algorithms. โ–ช Created full-stack systems using Python, FastAPI, Django, Flask, Node.js, React.js, Next.js, Flutter, PostgreSQL, MongoDB, Docker, and GCP. ๐Ÿ’/ ๐–๐ก๐š๐ญ ๐ฆ๐š๐ค๐ž๐ฌ ๐ฆ๐ž ๐๐ข๐Ÿ๐Ÿ๐ž๐ซ๐ž๐ง๐ญ: โ–ช I can work across the full product lifecycle, from architecture and backend APIs to AI workflows, frontend UI, deployment, and iteration. โ–ช I understand both AI experimentation and practical software delivery. โ–ช I focus on business results, not just technical implementation. โ–ช I communicate clearly, ask the right questions, and help clients avoid overbuilding too early. โ–ช I can move fast for MVPs while still keeping the system clean and scalable. Iโ€™m especially interested in projects where AI is not just a โ€œnice feature,โ€ but a real part of the product: reducing manual work, improving search and decision-making, automating workflows, or helping users interact with complex data more easily. If youโ€™re building an AI-powered SaaS, internal automation tool, RAG system, chatbot, OCR pipeline, or MVP that needs both strong AI thinking and full-stack execution, Iโ€™d be happy to help you turn it into a reliable product.

  • Python
  • Flutter
  • React
  • JavaScript
  • AI Agent Development
  • AI Chatbot
  • Flutter Stack
  • Retrieval Augmented Generation
  • Full-Stack Development
  • Artificial Intelligence
  • Claude
  • Generative AI
  • Machine Learning
  • LLM Prompt Engineering
  • Computer Vision
  • Golang
  • Rust
  • Next.js
  • TensorFlow
  • Web Crawling
Artashes H.

Gyumri, Armenia

$45/hr
4.8
133 jobs

I am a full-stack Python, C++ AI/ML/ Computer vision / 3d reconstruction developer โœ… Top Rated PLUS Upwork Freelancer โœ… 15000+ hours worked โœ… 120+ Jobs Completed โœ… $300k+ earned Computer Vision and Machine learning - Computer Vision | Machine learning OpenCV,PCL,ROS,Detectron,YOLO, VTK, Intel Realsense, Zed camera, Zivid camera, NLP, Transformers - Computer Vision, Image Processing, OpenCV, OpenGL, MKL, ITK, VTK - Deep Learning, caffe, Tensor flow, Pytorch - YOLO, DETECTRON -Desktop application development using C++/Qt, Python -3d reconstruction, NLP using Matlab,R, Python, OpenCV, OpenGL,CUDA,OpenCL, MKL, ITK, VTK,PCL,ROS,R, Transformers. -Machine and Deep Learning using SVM, KNN, Neural Networks(TensorFlow, Yolo, Detection, Pytorch). -GUI development, sockets. -Stereo Vision and 3d reconstruction. SLAM and SFM algorithms implementation and improvement. -Video/Audio streaming over network using LIBVLC, FFMPEG, GSTREAMER. -Natural language processing using BERT, BART. -Development of technically complex projects and scientific articles. -Generic programming, OOP. -Complex algorithms & data structures.

  • Qt Framework
  • Python
  • Artificial Neural Network
  • Visualization Toolkit
  • Computer Vision
  • MATLAB
  • Image Processing
  • Machine Learning
  • Tesseract OCR
  • Deep Learning
Shahrukh B.

Islamabad, Pakistan

$18/hr
4.9
6 jobs

A results-driven AI Engineer with 10+ years of experience delivering production-ready Machine Learning, Computer Vision, Deep Learning, and NLP solutions for startups, enterprises, and research-driven organizations. I help businesses automate processes, extract insights from data, and deploy scalable AI systems that create measurable business impact. ๐Ÿค– Machine Learning & Deep Learning Supervised & Unsupervised Machine Learning models Deep Learning architectures using PyTorch & TensorFlow Image Classification & Feature Extraction pipelines Object Detection & Tracking using YOLO Time-Series Forecasting & Predictive Analytics Model Optimization, Hyperparameter Tuning & Cross-Validation High-performance model training for real-world deployment ๐Ÿ‘๏ธ Computer Vision Real-time Object Detection, Counting & Tracking Pose Estimation & Action Recognition systems Face Recognition & Face Verification pipelines Image Segmentation & Keypoint Detection OCR (Optical Character Recognition) & Image Synthesis OpenCV-based real-time Computer Vision pipelines Production-ready Computer Vision systems for edge & cloud ๐Ÿ“ Natural Language Processing (NLP) Sentiment Analysis & Text Classification Chatbots & Conversational AI systems Text Generation, Translation & Summarization Custom NLP pipelines using Transformers (BERT-style models) End-to-end NLP model development & optimization ๐Ÿฅ Industry & Applied AI Solutions Medical Imaging & Diagnostic AI solutions Smart Surveillance & Vision Analytics platforms Retail & Manufacturing Automation using AI AI-powered Business Intelligence & Data Analytics Custom AI Use-Case Definition & Technical Roadmapping ๐Ÿ› ๏ธ Tech Stack Languages & Frameworks Python TensorFlow, Keras, PyTorch Scikit-learn, NumPy, Pandas, SciPy OpenCV, Matplotlib Databases MySQL MongoDB Firebase SQL & PandasQuery โญ Why Clients Choose Me โœ… Clear communication & fast response โœ… Production-ready, well-documented code โœ… Strong research + real-world deployment experience โœ… ROI-driven AI solutions โœ… Long-term project & startup collaboration mindset ๐Ÿš€ How I Can Help You Define the right AI strategy for your business Build custom ML / CV / NLP models Improve accuracy, speed & scalability of existing systems Deploy AI solutions to cloud or edge devices End-to-end AI project execution ๐Ÿค Letโ€™s Work Together If youโ€™re looking for a reliable AI Engineer who understands both technology and business, send me a message. Iโ€™m ready to transform your idea into a high-performing AI solution.

  • Deep Learning
  • Neural Network
  • Computer Vision
  • Artificial Neural Network
  • OpenCV
  • Python
  • Machine Learning
  • Convolutional Neural Network
  • PyTorch
  • Image Processing
  • Image Recognition
  • TensorFlow
  • Artificial Intelligence
  • ChatGPT
  • Chatbot
Muizz K.

Karachi, Pakistan

$20/hr
5.0
2 jobs

I build and deploy Python-based AI automation systems for document-heavy business workflows, including email processing, document classification, structured data extraction, internal RAG, and API integrations. ๐Ÿš€ Production AI Automation Experience One example is Smart Inbox, a production system that monitors a corporate Exchange mailbox and identifies nine types of import documents. It processes PDFs, scans, Word files, spreadsheets, CSVs, and images, extracts the required information, and automatically updates a tracking workbook with 60+ columns. I built the workflow with: OCR and vision fallback Data validation Retry and reconnection handling Business-rule processing Windows service deployment Reliable background execution The goal was not to create another document-processing demo, but to build a reliable automation system capable of handling real operational files and edge cases. โญ Proven Upwork Results I have also completed two 5-star Upwork projects: Generative AI FastAPI Backend โ€” deployed on AWS using Docker YOLOv8 Object Detection System โ€” model training, validation, optimization, and technical documentation ๐Ÿ› ๏ธ I Can Help With PDF & document classification OCR & structured data extraction Email โ†’ Excel / ERP / Database / API automation Private RAG assistants for internal documents Python & FastAPI backend development Docker & AWS deployment Validation, retries, logging & background workers ๐Ÿค– Other Relevant AI Work My other projects include: Oracle EBS Email Automation Agent AI Ticket-Triage Workflow Private Multi-PDF RAG Assistant ๐Ÿ” How I Approach Projects I start by reviewing representative files, the required output, and where the extracted data needs to go. This helps identify format variations, missing fields, integration requirements, and potential failure cases before development beginsโ€”which usually results in a more reliable system and fewer surprises later. ๐Ÿ“ฉ Send me a few sample documents or a description of your current workflow. I can review the requirements and suggest a practical first milestone.

  • Automation
  • Document AI
  • Data Extraction
  • Optical Character Recognition
  • Python
  • FastAPI
  • API Integration
  • AWS Development
  • Docker
  • Retrieval Augmented Generation
  • Generative AI
  • AI Agent Development
  • Computer Vision
  • YOLO
  • PyTorch
  • OpenCV
Ivan N.

Szczecin, Poland

$15/hr
5.0
4 jobs

Hi! Iโ€™m a motion designer specializing in SaaS explainers created primarily in After Effects. Beyond my main focus, I have extensive experience producing targeted ads, content for LED screens, vertical videos, and various other animations. Additionally, Iโ€™m highly proficient in DaVinci Resolve for video editing and professional sound design. With a track record of working with over 400 clients โ€” including banks and IT startups โ€” I know how to deliver quality that fits your brand. My goal is simple: to make sure youโ€™re thrilled with the final result so that we can work together again in the future.

  • Motion Design
  • Motion Graphics
  • Adobe After Effects
  • DaVinci Resolve
  • Maxon Cinema 4D
  • Video Ad
  • Video Animation
  • Animation
  • Video Editing & Production
  • Sound Design
NARDEEN GERGES E.

Cairo, Egypt

$3/hr
5.0
2 jobs

๐Ÿšง Struggling with messy data, underperforming AI models, or chatbot systems that just donโ€™t get it? ๐Ÿ‘‹ Hey! Iโ€™m Nardeen Gerges, a Machine Learning & AI Engineer with over 2 years of experience delivering high-impact, production-grade solutions. Whether itโ€™s detecting accidents in real time, deploying bleeding-edge chatbots, or automating business processes โ€” I engineer AI systems that donโ€™t just run, they perform. ------------------------------------------------------------------------------------------------------------------- ๐Ÿ”น What I Deliver (With Proven Results): โ€ข ๐Ÿค– Custom AI Models: Real-time accident detection, Blood & injury segmentation โ€ข ๐Ÿ“š LLMs & RAG Pipelines: Smart, context-aware chatbot pipelines delivering highly accurate responses. โ€ข ๐Ÿ‘๏ธโ€๐Ÿ—จ๏ธ Vision + NLP Hybrid AI: Integrated pipelines for visual + textual data understanding โ€ข ๐ŸŒ Diverse AI Applications: Semantic segmentation, Real vs. AI-generated image classification, Credit card fraud detection . โ€ข ๐Ÿ”„ Full AI Lifecycle: Model training, evaluation, backend integration, deployment (AWS, GCP, Hugging Face). -------------------------------------------------------------------------------------------------------------------- ๐Ÿ”น Why Clients Trust Me: โœ” Proven performance across multiple high-stakes AI projects โœ” Expertise bridging deep learning research and production-grade engineering โœ” Clear communication and fast, focused iteration โœ” Committed to transparency, scalability, and business value ------------------------------------------------------------------------------------------------------------------- If you're looking for someone who turns AI potential into real, working solutions โ€” with the numbers and experience to back it up โ€” letโ€™s chat and build something exceptional. ๐Ÿš€

  • Machine Learning
  • Deep Learning
  • Artificial Intelligence
  • Computer Vision
  • Natural Language Processing
  • Generative AI
  • AI Chatbot
  • Amazon Web Services
  • LLM Prompt
  • API Framework
  • Python
  • Retrieval Augmented Generation
  • Neural Network
  • Software Development

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