Freelancers using Hugging Face
Freelancers using Hugging Face
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Arslan Mehmood
Lahore, Pakistan
ML AI | Backend | Computer Vision | GenAI | LLM Agents
New to Contra
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ML AI | Backend | Computer Vision | GenAI | LLM Agents
2
LakeShield - AI-Powered Video Monitoring and Vessel Intelligence Platform I led the development of LakeShield as the Senior AI/ML Engineer and Lead Developer, taking the platform from initial research and experimentation to a scalable production system. My responsibilities included: ๐น Designing the end-to-end AI and video-processing architecture ๐น Building YOLO-based boat and vehicle detection pipelines ๐น Developing object tracking and movement-analysis workflows ๐น Implementing OCR for extracting boat registration information ๐น Creating scalable pipelines for processing thousands of surveillance videos ๐น Developing FastAPI backend services and automated data workflows ๐น Building a Next.js analytics dashboard integrated with Supabase ๐น Deploying and operating the AI pipeline on cloud GPU infrastructure ๐น Optimizing model accuracy, inference speed, infrastructure costs, and reliability ๐น Managing production monitoring, troubleshooting, maintenance, and continuous improvements The platform transforms raw surveillance footage into structured operational insights, enabling automated vessel monitoring, vehicle activity analysis, registration extraction, and reporting. This project involved complete technical ownership across Computer Vision, AI/ML, backend development, cloud infrastructure, data engineering, MLOps, and production operations. #ComputerVision #VideoAnalytics #ArtificialIntelligence #ObjectDetection #OCR #MLOps #FastAPI #NextJS #Supabase #CloudEngineering
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Shelfr - AI-Powered Retail Shelf Intelligence Platform I led the development of Shelfr as the Senior Computer Vision Engineer and Lead Developer, taking the platform from the initial idea and system architecture through development, deployment, and production operations. My work included: ๐น Designing the complete computer vision and backend architecture ๐น Building product detection, shelf analysis, OCR, and image-processing pipelines ๐น Developing APIs and scalable data-processing workflows ๐น Deploying and managing production systems on GCP cloud servers ๐น Optimizing model accuracy, processing speed, and infrastructure performance ๐น Managing production monitoring, reliability, troubleshooting, and ongoing improvements ๐น Leading technical decisions across AI, backend, cloud infrastructure, and DevOps The platform converts real-world retail shelf images into structured product and shelf-level insights, helping automate retail auditing, product visibility analysis, and inventory workflows. #ComputerVision #RetailAI #LeadDeveloper #AIEngineering #GCP #MLOps #Python #CloudEngineering
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AI-Powered PDF Data Extraction My role: AI Data Processing and Extracton Engineer Organizations often struggle to extract structured and useful information from large volumes of unstructured PDF documents. I developed a flexible AI-powered data extraction solution that allows users to define the specific entities and fields they want to retrieve. The system processes different PDF formats, identifies relevant information, and converts it into structured, usable data. The solution reduces manual document processing, improves retrieval accuracy, and can be adapted to different document types and business requirements. A working demo link is attached.
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AI-Powered PDF Data Extraction Organizations often face challenges in extracting useful information from a large volume of unstructured data in PDF format. The lack of standardized data formats makes it difficult to efficiently retrieve relevant information, when dealing with documents. The goal of this solution was to develop a flexible automated solution that allows users to specify entities to extract, enabling quick and accurate data retrieval from diverse PDFs. The demo is available on request.
0
37
Hugging Face
(3)
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Stephen Kisong'e
Nairobi, Kenya
Cyber Security Analyst
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Cyber Security Analyst
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AI-Assisted CTF Solving and Bug Bounty Hunting I integrated Cyber-Ornith Obliterated, an uncensored cybersecurity model running locally in LM Studio, with HexStrike AI through MCP to execute tools on Kali Linux. I demonstrated the setup by solving Root-Meโs HTML source-code CTF challenge. The model retrieved the page, inspected its HTML and identified a password exposed in a comment. I verified the command output and submitted the answer, successfully completing the challenge. Beyond CTFs, I built this project to support AI-assisted bug bounty hunting, including web response analysis and vulnerability investigation within authorized scope, with human oversight and verification of findings.
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Adversarial Data Poisoning Attack on a Network Intrusion AI Modโฆ
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11
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Performed a manual, black-box security assessment of a locally-hosted large language model served through LM Studio, using Burp Suite as the primary testing tool. The engagement began with no prior knowledge beyond a single IP address, mirroring how an external attacker would approach an exposed AI server discovered on a network. Worked through a full discovery-first methodology: confirming the target was live, enumerating the server's exposed endpoints by probing and reading response codes, extracting the loaded model name directly from the API, and proving the expected request format through the server's own error responses rather than assuming it. This reconnaissance phase converted an unknown target into a complete map of its attack surface. With the attack surface established, executed a series of manual techniques through Burp's Repeater and Intruder tools, including prompt injection, system prompt extraction, role and system-message injection, parameter manipulation, error-message disclosure, and authentication testing. Demonstrated additional Burp capabilities relevant to AI systems, including response comparison to prove behavioral changes under attack, randomness testing of server-generated identifiers, and live request tampering to illustrate a man-in-the-middle scenario against AI traffic. Organized all findings into a structured vulnerability map aligned to OWASP LLM risk categories, recording each technique's result, severity, and supporting evidence. Delivered the work as a complete, reproducible, beginner-accessible walkthrough covering environment setup, discovery, exploitation, and reporting.
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Conducted an automated security assessment of a locally-hosted large language model, Dolphin 3.0 (Llama 3.1 8B), using Garak, NVIDIA's open-source LLM vulnerability scanner. The model was served through LM Studio's OpenAI-compatible REST API and tested from a Parrot OS environment running in VirtualBox. Configured Garak to target the model via a custom REST generator configuration, handling endpoint routing, Bearer token authentication, JSON response parsing, and extended timeouts for local inference. Executed nine distinct probe categories against the model, covering DAN jailbreaks, prompt injection, encoding-based bypass, malware generation, latent injection, real toxicity prompts, continuation attacks, grandma exploits, and package hallucination. The assessment identified that Dolphin 3.0, an uncensored model with no built-in safety guardrails, was vulnerable across the majority of probe categories. Findings were documented per probe, distinguishing where the model resisted versus complied, and translated into a clear, layered explanation of each attack type and its real-world security implications. Delivered the work as a complete, reproducible walkthrough, including environment setup, tool configuration, probe execution, and results interpretation, suitable for both technical practitioners and stakeholders newer to AI security.
0
178
Hugging Face
(5)
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Fahad R
pro
Singapore
Senior FullStack & AI Engineer | Product-Driven Solutions
$25k+
Earned
7x
Hired
5.0
Rating
32
Followers
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Senior FullStack & AI Engineer | Product-Driven Solutions
0
MakeMyQuiz (AI Project)
0
46
1
Permission Aware AI Agents Suite for Hospitality Group
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12
2
Chronicler | An a16z funded Startup
2
48
1
AuditionAid - AI Career Platform for Actors (Web & Mobile)
1
22
Hugging Face
(1)
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Ugo Chukwu
pro
Dubai - United Arab Emirates
AI Engineer | Model Deployment | Fine-tuning | Inference
$10k+
Earned
6x
Hired
4.9
Rating
59
Followers
expert
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AI Engineer | Model Deployment | Fine-tuning | Inference
0
LLM Fine-Tuning & Evaluation for Financial Risk
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18
1
IOS Risk Data Foundry โ Domain-Specific Financial Risk AI
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25
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DomainOS is offering 10 businesses a free build. Pick one task that costs you time, money or sales. Got a task that costs you time, money or sales? Weโll help you fix or automate it using your existing tools, then show you how to run it. Maybe leads go cold, invoices need chasing, customer onboarding gets messy, or your team keeps doing the same work by hand. DomainOS helps businesses automate their workflows, integrate AI agents, deploy their own open source models and manage it. As part of our end of the year giving back to the community program. We are offering one free workflow build out to Contra community members. Free consultation, build and handover. No obligation to buy anything. Open to the first 10 eligible businesses. Choose the one task that matters most. Apply here: https://ethercess.com/discovery/free-workflow-build/ Weโll be in touch within 24 hours.
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Your first fine-tune should teach you the whole loop. I walk through it with Unsloth: data โ baseline โ training โ evaluation โ local model โ Python. Including a mistake I madeโand why a completed training run doesn't mean you have a better model. Full tutorial below ๐ https://youtu.be/YxXBojdD1as
0
289
Hugging Face
(2)
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Meddy ใ ค
London, UK
Creative code โ Apps โฆ Research โฆ Events
$5k+
Earned
1x
Hired
113
Followers
Expert
Expert
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Creative code โ Apps โฆ Research โฆ Events
1
Qrave.ai - Artistic QR Code Generator 2022
1
16
7
I built a way to sell physical products in an app that feels more like a gallery than a shop. ๐ฑ What does it do? Itโs a remix-able template for selling physical products inside an app. You browse through pieces in a horizontal carousel, then scroll vertically through a product to explore it through multiple images before buying instantly with Apple Pay. I designed it for galleries and artists first, but it works for anyone selling physical products creators, brands, influencers anything that needs to feel a bit more premium. Why I built this: I kept thinking about how intentional artwork is presented in physical spaces, and how transactional it feels online. This is an attempt to close that gap and making purchases feel as frictionless as possible. Another bonus to why people will use this app is that apple does not tax physical good transactions, so sellers can keep more of what they earn. ๐ The template remix-potential? Works really well because users can swap in any product and it simply works! Art, jewellery, vinyls, collectibles, anything physical allowed on the app store. This was fun I plan on refining and making more templates so I would appreciate any comments and feedback Build Preview ๐ (https://www.anything.com/mobile-preview/68217499-f987-4843-8bcb-f7864c536abc)Build Link ๐ (https://www.anything.com/build/aCF0mfmHSEOLy_eGTFNqvA?v=sBZM6bBFQ0CWHu4QlFbZpA)
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To mark 122 years of Ford Motors, this Super Bowl advertisement speaks directly to multi-generational audiences who value heritage, perseverance, and the powerful connection between sound and emotion. The story of the horse and carriage draws a parallel between the original Mustang and its modern counterparts, building towards anticipation before the unveiling of the new 2026 Mustang in Spring. The Location: Santa Clara, California played a huge role in the story as this year's Super Bowl is being hosted at the at Levi's Stadium. This made prompting the clothing easier, you'll notice each actor is wearing Denim. 'Horses dont Stop, they keep going' Brand: Mustang SFX: Morphic Images: Morphic Scripting: Morphic Voice: Eleven Labs Final: Premier Pro Each video was generated and sequenced entirely in Morphic *sound on*
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2.1K
22
I think I pushed my limits on this one.. ๐๏ธ My goal was to use all the tools in unison and learn how each tool could own a clear layer of the full product experience from code to marketing. Rork developed the app, Suno designed the audio, FLORA defined the visual language, Tolstoy for all the UGC, and Replit brought it online. After Christmas dinner, I sent my first prompt to Rork: โDesign a digital members club for Gen-Z + working professionals committed to sleeping earlier in 2026.โ The idea came from an old note I wrote after a health & wellness conference in Budapest: 'productivity revolves around a good nightโs sleep' - marketing = Maslow's Hierarchy of Sleep (iOS app) ' ๐ฌ๐ And so? Pillow FM: A modern sleep experience for overstimulated minds. 'Guided Sleep meditations everyday at 10pm' Shall I continue this app?
5
22
1.4K
Hugging Face
(1)
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Niko Minadze
Bangkok, Thailand
Full-Stack Developer | Web Apps, Integrations & WordPress
5.0
Rating
18
Followers
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Full-Stack Developer | Web Apps, Integrations & WordPress
1
Adventures of Dexter & Mars: Building a Godot Dog Adventure
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4
1
Maze Unlocker: An Android Maze Game Built with Godot
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5
0
Take Two - Video Feedback That Stays with the Cut
0
0
0
NikoCodes: Visual Review for AI-Suggested Links
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6
Hugging Face
(2)
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Saud Saleem
Lahore, Pakistan
Top Rated Plus Freelancer & Top 1% Talent
$5k+
Earned
2x
Hired
5.0
Rating
17
Followers
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Top Rated Plus Freelancer & Top 1% Talent
3
AI Function Calling Agent
3
16
0
Business Development AI Workflow
0
15
4
ADHD-Friendly AI Automation Workflows
4
42
2
Anchor Down - Transport & Logistics Platform
2
18
Hugging Face
(1)
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Md Rajibul Ahsan
pro
Dhaka, Bangladesh
Full-Stack App & Web Developer | AI & Store Launch , UI/UX
22
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Full-Stack App & Web Developer | AI & Store Launch , UI/UX
0
๐ Run Your Own AI Locally โ No Cloud Required! Want to run an AI model like ChatGPT directly on your computer? Here's a simple setup using Llamafile and Qwen3 4B Thinking: Step 1: Download Llamafile Search for Llamafile GitHub and download the latest release. Step 2: Download the Model Get the Qwen3 4B Thinking 2507 GGUF model from Hugging Face. Step 3: Create a Batch File Create a .bat file in the same folder and add: .\llamafile-0.10.3.exe -m qwen3-4b-thinking-2507.Q4_K_M.gguf --server --gpu disable Step 4: Launch Your AI Double-click the .bat file to start the server. Step 5: Open in Browser Visit: http://127.0.0.1:8080/ That's it! ๐ You now have a private AI assistant running entirely on your own machineโno subscriptions, no API keys, and no internet dependency after setup. โ Full local control โ Better privacy โ Works offline โ Easy to set up Have you tried running LLMs locally yet? Share your experience in the comments.
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Ever struggled with testing payment QR codes? If you work in banking or fintech, you probably know how challenging QR payment testing can be. You generate an EMVCo QR code, but then you need to validate its structure, check the CRC, test invalid QR data, or encode and decode Consumer QR codes. Sometimes, even a small error in the QR data can cause a payment to fail. Finding that error can take a lot of time. We noticed that these tasks often require different tools. So we thought, why not build one app that can handle them all? That's how AttoQR came to life. At AttoExa Solutions, we built AttoQR to help banking professionals, fintech developers, and QA testers work with QR codes more easily. Here's what you can do with AttoQR: โ Generate and Scan QR Codes โ Generate EMVCo Merchant & Consumer QR Codes โ Validate and Verify QR Data โ Generate and Test CRC Values โ Create Valid & Invalid QR Codes for UAT โ Generate Encryption Keys for Consumer QR Encoding & Decoding No need to switch between different tools for these tasks. You can do it all from your phone. We're happy to share that AttoQR (Beta) is now live on Google Play. This is our first release, and we're looking forward to making it better with feedback from people who actually work with payment systems. If you're working in banking, fintech, digital payments, or software testing, give AttoQR a try. We'd love to hear what you think and what features you'd like us to add next. ๐ฒ Search "AttoQR" on Google Play to download the app. Developed by AttoExa Solutions ๐ https://attoexasolutions.com/
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I built SkillForge, an AI-powered Learning Management System (LMS) prototype using Base44, designed to simplify online education and course management. The platform is structured around three user roles: Admin, Instructor, and Student, with dedicated experiences for managing courses, organizing educational content, and supporting online learning. Key features designed for the platform: Admin dashboard for centralized platform management Course creation and management Instructor and student management Course enrollment workflows Student learning progress tracking Role-based access and dashboards Modern, responsive user interface The project demonstrates how AI-assisted development and low-code tools can accelerate the creation of a structured educational platform. I built SkillForge to explore how quickly a functional SaaS-style education platform could be developed using AI-powered development tools. Traditional LMS development often requires significant time for frontend development, backend integration, database configuration, and authentication. With Base44, my goal was to streamline that process, rapidly prototype essential LMS workflows, and demonstrate how AI can help turn a product idea into a usable web application. Note: The showcase video focuses specifically on the Admin Portal to provide a concise demonstration. The project was designed around a broader multi-role learning platform. Live Project: https://tough-skill-forge-learn.base44.app/
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I created a reusable FireGuard brand promo animation template designed for fire safety brands, emergency services, and promotional campaigns. It combines animated branding, editable text, and replaceable visual assets in a clean, modern layout. The goal is to make professional animated promotions easy to customize, allowing anyone to replace the logo, headline, and images with their own brand content and create a personalized animation in just a few minutes.
2
1
83
Hugging Face
(1)
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