FastAPI projects — HireLancer archive

ID / Date Listing

Flutter Voice App MVP Development

We are looking for skilled and reliable developers (individual or small team) to build a new cross-platform mobile application from the ground up. Key technical...

HL-40575985

Full-Stack/Backend Developer - API Optimization, React Native Subscriptions & Automation

We are looking for an experienced developer to upgrade our existing Python/FastAPI backend and implement a new subscription model in our React Native mobile app...

HL-40575650

Vendo Software de gestión de Taller Multitenant

Dispongo de un software multitenant para la gestión de talleres mecánicos. El frontend está construido en Angular, el backend en Python y corre sobre AWS Lambda...

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Advanced Valorant Match Winner Prediction System

Advanced Valorant Match Winner Prediction System: Developed a machine learning model to predict professional Valorant match outcomes using over 10,000 historica...

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Deploy & Connect App to Google Play & Admin Panel

Deploy Existing Mobile App to Google Play Store + Connect Admin Panel & Hosting (NO new development) IMPORTANT: The mobile app and admin panel are ALREADY FULLY...

HL-40572727

Web & Mobile Dashboard Development

I’m assembling a real-time dashboard solution that must run smoothly on both web browsers and mobile devices. The front end will be built with modern HTML, CSS...

HL-40572809

AI Chatbot Development using LangGraph

AI-Powered Chatbot Using LangGraph Developed an intelligent AI chatbot capable of handling natural language conversations and providing context-aware responses...

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Dermatology AI Clinical Decision Support Website

Title: Build AI-Powered Dermatology Clinical Decision Support Demo Website (LLM Integration) Description I am a medical doctor developing a proof-of-concept (de...

HL-40569578

Desarrollo API para e-AWB IATA

API o Servicio para Generación de Guía Aérea Electrónica (e-AWB) conforme a IATA Descripción del Proyecto Se requiere desarrollar un API o servicio en Python pa...

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AI Crypto Trading Web App

I’m building a fully-featured, AI-assisted crypto trading and back-testing application that runs flawlessly on both desktop and mobile screens. The stack is set...

HL-40568412

Interactive HR Policy RAG Chatbot

I need a Retrieval-Augmented Generation chatbot that can instantly answer employees’ questions about our internal HR policy documents. The bot must handle both...

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Backend, RPA & AI Developer: WhatsApp Vehicle Auditing Platform - 07/07/2026 21:40 EDT

WORKFLOW 1. User sends a vehicle license plate via WhatsApp. 2. Bot processes payment via local gateway. 3. System scrapes 7 Peruvian government portals in para...

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Creación del Bot WhatsApp para Reportes Vehiculares

Desarrollador Backend & RPA: Automatización de Reportes Vehiculares vía WhatsApp (MVP) Descripción del Proyecto Busco un desarrollador Backend / Full-Stack ágil...

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Python HTTPS Middleware with Bearer

I need a small, self-contained middleware layer written in Python that can sit inside my server application and act as an HTTPS translator. The task is straight...

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Computer Vision Engineer for PropTech Company Ideally office based or Hybrid

Lead Engineer — Computer Vision & LLM Systems London (hybrid/in-office preferred) | Full-time** ## The company We are an AI-powered property intelligence platfo...

HL-40566273

AI Specialist / Full-Stack AI Developer

We are looking for an experienced AI Specialist / Full-Stack Developer who can help us fix, improve, and complete our current AI system. The goal is to build a...

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Horse Racing Analytics Data Integration

# API / Data Integration Engineer Required – Horse Racing Analytics Platform We are looking for an experienced API and data integration engineer to support an e...

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Founding AI Systems Engineer | Brain Gateway & AI Orchestration

Summary We’re building the orchestration layer for a new AI platform that transforms voice and text into intelligent action. This is not a chatbot. This is not...

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Accounting Shoftware

Since you are posting on freelance platforms like Upwork, Fiverr, or LinkedIn, you need a professional, benefit-oriented description that highlights both your t...

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Full-Stack Urban Company-like Platform Development Build Complete PA Platform EcoSystem – User App, Worker App & Admin Panel (Full Source Code)

Project Overview I am looking for an experienced Full Stack Development team or individual to build a complete on-demand service platform similar to Urban Compa...

HL-40562113

Expert Full-Stack Developer for SaaS Platform - (PostGIS, React, IoT, Multi-Tenant)

We are building a production-grade, multi-tenant SaaS platform for environmental project monitoring, reporting and verification. The platform serves organisatio...

HL-40560817

AI Webapp Deployment on Hostinger Shared Hosting

I have created webapp with emrgent AI and wanted to deploy this on hostinger shared hosting, please note its not VPS, anyone help me to deploy the project on ho...

HL-40560172

flinkISO Multi-Standard Extension

I need to expand our current flinkISO implementation so it natively handles a wider portfolio of management systems. Right now the codebase supports only a subs...

HL-40560139

n8n WhatsApp Auto-Response Integration

I want to build an n8n workflow that takes every incoming WhatsApp message, routes it through an LLM layer (OpenAI GPT-5 or Claude orchestrated with LangGraph /...

HL-40559302

AI SaaS Platform Build for Business Tasks

AI Full-Stack Developer Needed – Build a Global AI SaaS Platform for Businesses I am looking for an experienced AI Full-Stack Developer (or a small development...

HL-40558045

Cross-Platform Security Ops MVP

Project Details Overview We are building an MVP for a security operations management system for a security agency. The system digitises core operational workflo...

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Senior AI SaaS Platform Architect / Lead Backend Developer

# Senior AI SaaS Platform Architect / Lead Backend Developer ## Project We are building an enterprise-grade AI SaaS platform for Lyrics, Music, Voice, and AI Vi...

HL-40555997

Full Stack Developer for Team Management MVP

**Full Stack Developer Needed – Team Management System (MVP)** We are looking for a Full Stack Developer to build a Team Management System using **Next.js 15, F...

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Voucher Redemption API Integration

I need a Python-based REST service running on a Hetzner cloud server that lets our self-service cash kiosks issue and redeem vouchers quickly and securely. The...

HL-40554689

AI Chatbot Full Stack Integration and Development

I need a seasoned developer to extend an existing AI chatbot platform. This is an on-site role in Pune, so we are looking for someone who can work with us in pe...

HL-40554380

StudyMind - AI study Assistant

I’m ready to turn my concept, StudyMind, into a fully-functioning AI study companion. The core experience must revolve around three pillars: accurate note summa...

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Full-Stack Developer (Python + React) — Automation & OCR

STRICT REQUIREMENT: You must be fluent in Arabic (speaking and understanding). Please don't apply if you don't speak Arabic. I have a live, production applicati...

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Intelligence system design and logic update

My production web app (React + TypeScript on the front end, Python / FastAPI on the back end) needs a quick but polished facelift and a couple of surgical logic...

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AI Music & Audio SaaS Developer

Senior Python AI Platform Engineer (FastAPI, Open Source AI, GPU, Docker) AI/ML Engineer (PyTorch, AudioCraft, A scalable AI Orchestration layer (FastAPI). Musi...

HL-40551985

FastAPI / Web Scraping Developer

I’m kicking off a Python-based project that will either evolve into a lightweight FastAPI service or a robust web-scraping pipeline—whichever proves the better...

HL-40551276

AI-Driven B2B Trade & Logistics Assistant: Market Research Automation, Compliance Verifier, and Adaptive Shipment Manager

AI-Driven B2B Trade & Logistics Assistant: Market Research Automation, Compliance Verifier, and Adaptive Shipment Manager Project Description I am looking for...

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Senior Python Full Stack Developer Needed for AI-Powered CRM & Business Automation Platform (Tamil Speaking Person Preferred)

Project Overview (Tamil Speaking Person Preferred) We are looking for an experienced Senior Python Full Stack Developer (or a small development team) to build a...

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