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Freelance  (50)
VC
Freelance
 
Scrape MakerWorld website
Vollna Client Remote
I want you to to scrap and create a tool to extract data from https://makerworld.com/ I need this data to be up to date. This data should be able to be refreshed when needed. Basically I want it to help find 3D models that are popular, but have a low amount of competition. For example, receiving 400+ downloads in it's first month. Explain how you will achieve this and what technology stack you would use.

Dec 13, 2025
VC
Freelance
 
Gemini Agent: eCommerce Product Text, Data and Image Optimization
Vollna Client Remote
The Goal: Development of a fully automated middleware that receives our product data (text & images) via API, refines it using Google Gemini, and pushes structured, ready-to-publish data back to the shop system. Tech Stack (Requirements): Core AI: Google Cloud Vertex AI (Models: Gemini 1.5 Pro for text/logic, Imagen 3 for images). Infrastructure: Python (Google Cloud Functions) or Low-Code (Make/n8n). Data Format: JSON. The 3 Core Modules: Text & SEO Engine: Generation of target-group-specific product descriptions based on raw attribute data and brand tone-of-voice. Data Enrichment (Grounding): Utilization of Gemini with Grounding with Google Search to automatically research missing technical parameters (e.g., dimensions, power output) on the web and complete the dataset. Image Factory: Automated background removal and generation of lifestyle backgrounds for product photos (Product Inpainting/Background Generation) while maintaining strict product integrity. Required...

Dec 13, 2025
VC
Freelance
 
Senior Full-Stack Developer (Django / React / AI / ASR)
Vollna Client Remote
Only for Egyptains or Africans 📢 **Recruiter Notice / Candidate Introduction** We are hiring a Full-Stack Developer for an advanced online speech-therapy platform used in the Dutch educational & clinical market. The developer does **not** need to speak Dutch — all language-related content (text/audio) is provided externally and not created by the developer. In many cases, the developer will receive ready-made code components that simply need to be deployed and integrated into backend and frontend systems. The interview will be conducted via **Google Zoom**. --- ### **Position:** Senior Full-Stack Developer (Django / React / AI / ASR) **Working Hours:** * 09:00–17:00 * 20:00–22:00 **Work Type:** Remote **Communication:** Microsoft Teams **Server Access:** SSH **Interview platform:** Google Zoom ### **About the Role** We are developing a modern online speech-therapy platform that integrates audio processing, ASR models, pronunciation evaluation, gamified child-interaction...

Dec 13, 2025
VC
Freelance
 
Audio ML Engineer – Real-Time AMD (Answering Machine Detection) Model Development
Vollna Client Remote
Project Overview: We are looking for an experienced Machine Learning Engineer specialized in audio processing and deep learning. The goal is to design, train, and deploy a high-performance AMD (Answering Machine Detection) model for telephony, using an existing dataset of approximately 67,000 labeled audio samples. The model must operate in real-time with low latency, and integrate into our existing calling infrastructure (Drachtio / Asterisk / FreeSWITCH / Vicidial). Mission Responsibilities: Analyze and preprocess the existing dataset (cleaning, balancing, train/val/test split) Extract audio features such as Mel-spectrograms, MFCC, STFT, normalization Design and train a CNN/CRNN model for AMD classification (Human / Voicemail / Silence / Fax / Other if needed) Optimize the model for real-time inference Build a reproducible training pipeline (PyTorch or TensorFlow) Evaluate the model with solid metrics (per-class F1 score, confusion matrix, recall/precision) Test and validate...

Dec 13, 2025
VC
Freelance
 
Bubble Developer - upgrade MVP - marketplace platform
Vollna Client Remote
I’m building a UK-based trades marketplace, connecting homeowners with trusted local tradespeople (plumbers, electricians, roofers, joiners, etc.). The MVP is already live in Bubble, and now I need an experienced developer to help refine, complete, and extend the platform. The goal is to take the current version and turn it into a polished, scalable product — including integrating AI-driven features to streamline matching, quoting, and customer interaction. 🛠 What You’ll Work On • Improving and completing the current Bubble MVP • Fixing UX/UI issues and tidying workflows • Enhancing performance, speed, and reliability • Implementing new features for both homeowners and trades • Integrating AI APIs (OpenAI / Anthropic) for tasks such as: • Smart job description generation • Automated quoting support • Retrieval-Augmented chat assistance • Recommendation / matching logic • Extending existing modules and building new ones • Advising on best practices and scalable structures...

Dec 13, 2025
VC
Freelance
 
Experienced .NET MAUI Developer for Cross-Platform Apps
Vollna Client Remote
We are seeking a skilled .NET MAUI developer to create responsive, multi-platform applications for both desktop and mobile devices. The ideal candidate will have a strong understanding of the .NET ecosystem and experience in building efficient, user-friendly applications. You will work closely with our team to ensure seamless functionality across various platforms. If you have a passion for innovative app development and meet the qualifications below, we would love to hear from you! **Relevant Skills:** - .NET MAUI development - C# programming - Cross-platform app development - UI/UX design principles - Version control systems (e.g., Git)

Dec 13, 2025
VC
Freelance
 
Agentic AI Consultant/Developer Needed
Vollna Client Remote
We are seeking an experienced AI Consultant to join our team and drive the strategic adoption and implementation of artificial intelligence technologies across our organization. This role combines consultative expertise with hands-on technical capabilities, helping leadership understand AI opportunities while developing and building practical processes, use cases, and solutions—including AI bot development and generative AI applications. The ideal candidate will serve as a strategic advisor and technical implementer, bridging the gap between business needs and AI capabilities while building the organizational competencies necessary for sustainable AI transformation.

Dec 13, 2025
VC
Freelance
 
Dog boarding website/app
Vollna Client Remote
I’m interested in having a website for dog boarding where people can schedule multiple days at a time, pay via the website/app, have an area to upload vaccinations.

Dec 13, 2025
VC
Freelance
 
Web developer full stack required
Vollna Client Remote
Custom Website Developer Needed for Home Tutoring Platform We are looking for a talented Full Stack Developer who can build a custom website for a home tutoring platform also have idea of lms. The ideal person should be confident in both front end and back end development and able to create a smooth user experience. Project Scope Build a complete website for a home tutoring platform Add user sign up and login features Set up a safe and simple payment flow Make sure the website is responsive and works well on all major browsers We welcome skilled professionals who can deliver quality work with clear communication.

Dec 13, 2025
VC
Freelance
 
Mobile App Developer AI Farm-to-Consumer Marketplace + XPR Blockchain Integration
Vollna Client Remote
We are building a next-generation farm-to-consumer marketplace designed to help local farmers sell directly to customers and bypass the traditional food supply chain. The goal is to increase farmer profitability, lower consumer costs, and create a scalable local delivery network. This platform will include: A Farmer App with AI-powered product listing A Consumer Marketplace App A Driver/Delivery App Real-time inventory tracking on the XPR Network blockchain Secure on-chain payments and automated settlement through XPR/XMD We are looking for an experienced mobile developer or team to build modern, high-quality mobile applications and integrate them with AI services and XPR blockchain endpoints. Core Components 1. Farmer Mobile App Features will include: Farmer onboarding & login Add product via photo upload AI-powered crop recognition & price suggestion Set pricing, availability, and inventory Track orders, payouts, and delivery status 2. Consumer Mobile App Features will...

Dec 13, 2025
VC
Freelance
 
Full Stack Developer - Data Warehouse & ML Platform
Vollna Client Remote
PROJECT OVERVIEW Building a production-grade data warehouse and machine learning prediction platform. The project requires setting up complete infrastructure from scratch including database architecture, ETL pipelines, ML training workflows, API backend, and containerized deployment. You will be responsible for designing and implementing the full technical stack: data ingestion from multiple external APIs, data transformation and storage, automated ML model training pipelines, and real-time data delivery via API endpoints. Full project documentation and specifications will be provided to qualified candidates after initial screening. ⚠️ IMPORTANT: PROOF OF WORK REQUIRED We do NOT accept proposals based on words alone. AI can write convincing proposals better than humans these days. You MUST prove your past work with real demonstrations. To qualify for this project, you must provide: 1. Live links to projects you have built (not just screenshots) 2. GitHub repositories showing your...

Dec 13, 2025
VC
Freelance
 
AI Prediction Sport saas
Vollna Client Remote
I am looking for a Sports AI / Machine Learning Developer to build the core AI engine of my SaaS GoWinBet, a platform that analyzes football matches, generates predictions, evaluates success ratios, and provides daily/weekly picks. The AI developer will work in direct collaboration with the backend developer to ensure: Smooth data exchange Compatible API structures Real-time updates Scalable prediction delivery A full feature document (PDF) is available to guide development.

Dec 13, 2025
VC
Freelance
 
Backend Developer for AI prediction sport saas
Vollna Client Remote
I am looking for an experienced backend developer to build the server-side of my SaaS GoWinBet, a real-time sports analysis platform powered by AI and based on a subscription model. The backend developer must work in close collaboration with a Sports AI Engineer who is building the machine-learning models responsible for match analysis, predictions, and success ratios. Both developers will coordinate API structure, data formats, and real-time updates. The frontend is already in development, and a full feature document (PDF) is available.

Dec 13, 2025
VC
Freelance
 
Recommendations bubble.io app development
Vollna Client Remote
We have built what we want the app to look like using Canva. In addition it will require AI search functions and data storage. It is an app for recommendations within a circle of people. The backend will need to link the users via these circles - a 'circle' is a user's immediate contacts, and the user's contacts immediate contacts. You will receive recommendations or see questions from two degrees of separation. The app will show the username of the person asking and/or answering the question and how they are connected to you (ie. either your immediate circle, or the person who connects you if the question or answer is from the second circle). The app will allow users to select a smaller group of individuals within their circle to ask a question to (like 'close friends' in instagram). There will be an option to ask and answer questions anonymously. The app will need to store user profiles, questions asked, and answers, connections between individuals via different circles, and be...

Dec 13, 2025
VC
Freelance
 
Full-Stack Developer to Build AI Assistant Platform
Vollna Client Remote
We are looking for a developer to help build, a next-generation AI assistant platform that helps businesses automate customer conversations, capture leads, and streamline support. This includes: Core Platform Requirements – Infrastructure to create, manage, and update multiple AI assistants – Embeddable chat widget for websites – Backend logic for handling messages, generating responses, and storing chat history – Lead capture/notification system (email or API-based) – Internal admin dashboard for managing clients, bots, data, and updates – Integration with LLMs (OpenAI API or similar) – Ability to connect a knowledge base (text, URLs, documents) for each assistant – Secure multi-client environment (each business gets isolated data + its own assistant) – Deep analytics and insights based on chat data – CRM/integration layer (webhooks, API endpoints) – Role-based assistant types (sales, support, bookings, etc.) – Expanded automation flows – Internal optimization tools Ideal...

Dec 13, 2025
VC
Freelance
 
No Code / Low Code CRM Development
Vollna Client Remote
Seeking a development partner in building no-code/low-code CRM and funnels for my clients. I'm a 20-year digital marketing veteran with over $100M in direct results from checkout flows I've personally built/maintained, and now I advise a stable of brands that I would like your help with. Consider building a project with me in the app called: https://circle.so/ Or if you like, convince me of another/better platform. This specific use case is a funded start-up looking for its first 100 members. We also like Odoo, but think it's a bit too heavy for this specific project that I am leading. What tech stack do you recommend? Basically, (for this project and projects like it) we need a conversion-optimized landing page and a membership paywall, backed by a simple way to deliver videos, Google Docs, and Zoom links for our weekly member meetings. THAT'S IT. The specific niche (for the course we have created) is for tech leaders/managers and tech founders looking to connect with...

Dec 13, 2025
VC
Freelance
 
Build a Serverless Image Metadata Extraction API (AWS Lambda + Python) for Existing MERN App
Vollna Client Remote
1. Python Lambda Function Create a Python AWS Lambda function that: Accepts an uploaded image (base64 or multipart) Extracts metadata: Width / height File size File format Color mode Calculates two simple metrics (no ML required): Brightness score Sharpness score Uses: Python OpenCV or Pillow (PIL) Output example: ( "width": 1080, "height": 720, "format": "JPEG" "filesize_kb": 230 "brightness": 0.76 "sharpness": 0.59 ) 2. AWS API Gateway Integration Set up: 1 public endpoint Mapped to Lambda CORS enabled for MERN frontend 3. MERN App Integration (Very Light) Provide a sample Node.js (Express) route that: Sends image → Lambda Receives JSON metadata Returns it to the React frontend No UI work required — backend sample only. 4. Deliverables Lambda function source code (Python) Deployment instructions API Gateway URL Sample Node.js route (Express.js) Very small README (how to use the endpoint)

Dec 13, 2025
VC
Freelance
 
AI Image Generation Web App Developer
Vollna Client Remote
Hi Farhan, I hope you’re doing well. I’m looking for a turn-key AI image generation web app, something similar in spirit to Leonardo.ai, but simpler and more focused on a few key features. I want you to handle everything end-to-end: from frontend + backend to AI integration, subscriptions, multi-language support and deployment. Here is what I need in detail: 1. Overall concept I want a SaaS website where users can: Sign up / log in Choose a subscription plan (Free, Standard, Pro) Generate AI images in two ways: Text-to-Image Image-to-Image (upload an image and transform it) Generate multiple images at once (batch generation) Use a prompt system similar to the “text to image” plugins on Perchance, but improved and integrated into our own site. 2. User accounts & authentication Email + password registration and login Password reset / forgot password Basic account page (see plan, usage, change password, etc.) 3. Subscription plans & limits We want at least 3 tiers: Free plan...

Dec 13, 2025
VC
Freelance
 
Full HoReCa SaaS Development and maintenance
Vollna Client Remote
Project Overview We are looking for an experienced development partner (individual or team) to design, build, and maintain a full SaaS platform that combines offline Point of Sale (POS) capabilities—similar to FreyaPOS —with online order aggregation and management (similar to Deliverect). The goal is to build an integrated ERP-style system for restaurants, cafés, and retail operators that unifies all order sources, inventory, and reporting in a single platform. This is intended to be a long-term partnership, including ongoing support, updates, and maintenance after initial delivery. Key Functional Requirements 1. POS / In-Store System In-store sales interface (touch-friendly, tablet-ready) Order management, table management, split bills Product catalog, modifiers, price variations Receipt printing and local hardware integration (printers, cash drawers, etc.) Offline mode with data synchronization 2. Online Order Aggregation Integration with major food delivery and marketplace APIs...

Dec 13, 2025
VC
Freelance
 
Improving my company’s landing page using Next.js
Vollna Client Remote
We are looking for a skilled developer/designer to improve our travel website built with Next.js. The main goals are: - Enhance UI/UX for a modern, intuitive, and responsive experience. - Improve website functionality, including navigation, loading speed, and user interactions. - Integrate new high-quality images and visuals to make the site more engaging. - Ensure mobile-first design and smooth performance across devices.

Dec 13, 2025
VC
Freelance
 
Open EMR Developer
Vollna Client Remote
We are a practice seeking an experienced OpenEMR developer to help us deploy, configure, and customize OpenEMR on a HIPAA-compliant AWS environment. We need someone highly skilled in OpenEMR architecture, PHP/MySQL, custom API integrations, AWS (EC2/RDS/S3), security hardening, and healthcare data standards (HL7/FHIR). This is NOT a basic install job , we want a scalable clinical system for MDs, RDs, and LCSWs with customized workflows. PROJECT SCOPE 1. AWS HIPAA Compliant Hosting Setup Deploy OpenEMR on AWS (EC2 + RDS + S3 or equivalent) Configure VPC, security groups, SSL, IAM roles, encryption at rest & in transit Automated backups, logging, monitoring Ensure full HIPAA compliance 2. OpenEMR Core Configuration Install & configure latest OpenEMR version Set up user roles for MD, NP, RD, LCSW, MA, Admin Configure patient portal, scheduling, messaging Customize encounter templates for diabetes, obesity medicine, nutrition, and mental health Implement eRx integration...

Dec 13, 2025
VC
Freelance
 
AI Predictor Bot Developer Needed
Vollna Client Remote
I am looking for an experienced developer to create an AI Predictor Bot that can analyze data and generate accurate predictions. The bot should be smart, automated, and able to run with minimal manual work. What the Predictor Bot Should Do: Collect and analyze data from selected sources (sports data, odds, trends, signals, or any dataset we will discuss) Use AI/ML models to generate predictions Display predictions in a clean dashboard or send them automatically (Telegram, API, or custom UI) Provide accuracy tracking and performance reports Allow easy updates or adjustments to the prediction logic Work with stable and optimized code Requirements: Strong experience in Machine Learning, AI models, and data analysis Experience building prediction systems or similar AI bots Skills in Python, FastAPI, or similar frameworks Ability to integrate APIs and automate data collection Good communication and ability to explain technical details Clean and well-documented code Deliverables: Full AI...

Dec 13, 2025
VC
Freelance
 
Full-Stack Dev for Dental AI Agent (Swift + Go + AWS)
Vollna Client Remote
I'm building an AI-powered dental reception voice/chat/visual agent for my practice in Germany. Tech Stack: - Frontend: macOS SwiftUI, SceneKit (3D avatar with lip sync) (must not stay in SceneKit), Speech Recognition - Backend: Go, gRPC/HTTP, AWS Bedrock (Claude), Polly TTS - Database: PostgreSQL (read-only connection to PVS dental software + app DB (QR Code etc.) - RAG: Knowledge base for dental practice specific information retrieval - Infrastructure: Docker, AWS (eu-central-1 for DSGVO) What I Need Help With: Backend/AI: - Production-ready RAG server optimization - Tomedo database integration (read-only SQL queries for patient/appointment data) - Prompt engineering & tool definitions for Claude - Workflow optimization - DSGVO compliance (PHI anonymization already implemented) Frontend (Swift): - UI polish and refinements - Patient journey flow improvements Current Status: - Working prototype with chat, voice, avatar with AWS and a working local version -...

Dec 13, 2025
VC
Freelance
 
Build Full AI Assistant SaaS Module
Vollna Client Remote
**Build Full AI Assistant SaaS Module Like AiBotKit.io (RAG + Crawler + Bot Builder) for afli.ae** --- ## **Project Overview:** We need an expert Laravel + Node.js developer to build a complete **AiBotKit.io-style AI automation module** inside our main platform **afli.ae**. The module must include: * AI Bot Builder * RAG (PDF/Text) * Website Crawler * Workflow Automations * Website Chat Widget * Live Chat Agent Panel * Multi-Tenant SaaS * Subscriptions & Limits * Full Admin Controls **No Python. Only Laravel 11 + Node.js microservices.** --- # **Full Feature List (Module Scope)** ## **1. AI Bot Builder** * Create/edit AI bots * Select LLM (ChatGPT / DeepSeek) * Configure bot personality & system prompts * Add custom instructions & rules * Attach RAG knowledge sources * Add custom actions & webhooks --- ## **2. Knowledge Base (RAG) – Node.js Only** * Upload PDF / DOCX / TXT * Extract text (Node.js libraries) * Chunk text * Generate embeddings (JS embeddings or API) *...

Dec 13, 2025
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