I will do ai app development, ai saas app, ai chatbot, ai software developer

R
rivinjaya
R
rivinjaya
Rivin Pesara
do ai app development, ai saas app, ai chatbot, ai software developer
do ai app development, ai saas app, ai chatbot, ai software developer
Full Screen
do ai app development, ai saas app, ai chatbot, ai software developerdo ai app development, ai saas app, ai chatbot, ai software developer

About this gig

 Gig Description

Are you ready to turn your AI idea into a real product?

Im a professional AI Developer specializing in AI mobile apps, ChatGPT-powered chatbots, and AI SaaS solutionsfor businesses and startups.

What I Offer

  1. AI Mobile App Development (React Native / Flutter)
  2. AI SaaS Web Apps (Dashboard, Auth, API integration)
  3.  ChatGPT / GPT-4 / LangChain chatbot development
  4.  Machine Learning & NLP integration
  5. Scalable Backend (Flask / FastAPI / Node / Spring Boot)

️ Tech Stack

  • Frontend: React, Flutter, React Native
  • Backend: Flask, FastAPI, Node.js, Spring Boot
  • AI Frameworks: OpenAI, LangChain, TensorFlow, PyTorch
  • Database: MySQL, MongoDB, Firebase

 Why Choose Me

AI + Full Stack expertise

Clean, scalable, documented code

Modern UI/UX and fast performance

Dedicated support after delivery

Lets build your next-gen AI product together!

  • Application Type

    • Web Application

  • AI Type

    • Chat
    • Shopping
    • Delivery
    • Booking
    • Restaurant
    • Health & Fitness
    • Education
    • Social Networking
    • Entertainment
    • Dating
    • Maps & Navigation
    • Finance
    • Medical
    • Travel
    • E-commerce
    • Kids

  • Programming Language

    • Python

  • Web Frameworks

    • React
    • Angular
    • Vue.js
    • Express.js (Node.js)
    • Django
    • Flask
    • Spring Boot
    • Laravel
    • Next.js

  • Desktop Frameworks

    • Qt
    • JavaFX
    • PyQt
    • Tkinter

  • No & Low-Code Builders

    • Lovable
    • Bolt.new

Get to know Rivin Pesara

Rivin Pesara

Full stack engineer

4.9(12)
  • FromSri Lanka
  • Member sinceDec 2023
  • Avg. response time1 hour
  • Last delivery2 months

  • Languages

    Sinhala, English
AWS certified Full-stack developer & AI/ML engineer building end-to-end AI systems and web apps. I've built a GPT-style language model from scratch in PyTorch, designed LangGraph multi-agent RAG pipelines, and delivered full-stack platforms (Next.js, React, TypeScript, Supabase) for international clients — CMS marketplaces, admin dashboards, SEO sites, and payment systems. Published NLP researcher (IEEE ICCCS 2026). I bring engineering depth and product thinking to AI chatbots, automation, and web apps built from scratch. Let's build something great together.

My Portfolio

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