Software Engineer & Product Builder

I build modern web & mobile applications with clean UI and scalable systems.

I design and ship end-to-end products — from interface and interaction to APIs, data and deployment. Currently focused on commerce platforms, cross-platform mobile apps and applied machine learning.

Available for opportunities
Portrait of Riyajul Saha
Riyajul SahaSoftware Engineer
About Me

Building practical digital products from idea to production

Computer Science student & developer bridging intuitive user interfaces with robust backend architectures.

Computer Science Student & DeveloperAvailable for opportunities

I'm Riyajul Saha, a Computer Science student and software developer focused on building practical digital products.

I work across web development, cross-platform mobile applications, backend systems, and applied machine learning. My projects include an e-commerce platform, an operations app, an AI-based crop disease detection system, and a website for a non-profit organization.

Web Development
Mobile Development
Backend Systems
Applied Machine Learning

I enjoy taking ideas from concept to implementation, connecting interfaces with backend services, and improving products through hands-on development.

Concept ➔ Architecture ➔ Integration ➔ Polish

Connecting responsive user interfaces with resilient backend APIs, databases, and intelligent models through continuous, hands-on iteration.

4+
Flagship Projects
Web, Mobile & AI
CS
Student & Engineer
Practical focus
End-to-End
Full Lifecycle
Ideation to deploy
Hands-on
Product Mindset
Interface to backend
What I Do

Capabilities

Four areas I work across, from interface to infrastructure.

  • 01

    Web Development

    Modern responsive web applications

  • 02

    Mobile Development

    Cross-platform Android applications

  • 03

    AI / Machine Learning

    Intelligent, data-driven applications

  • 04

    Backend & APIs

    Secure and scalable backend systems

Stack

Skills & Technologies

Technologies I use to design, build and deploy digital products.

CCUsed for: Systems • DSA
PYPythonUsed for: AI/ML • Backend • Automation
JAJavaUsed for: OOP • Android
C+C++Used for: DSA • Competitive
Experience

Where I've worked and what I've shipped

Internships, roles and build sprints from 2026.

  1. 2026

    ML Internship

    Ardent Computech

    Built and evaluated supervised models, data pipelines and reporting notebooks.

  2. 2026

    Web Developer Intern

    Gram Tarakki Foundation

    Shipped the foundation's public website and content workflow end to end.

  3. 2026

    Hackathon

    CropHeal-AI

    Prototyped an AI crop disease detector with a vision model and web client.

Proof

Selected Projects

A collection of products, experiments and applications I've built.

FeaturedFull Stack

Farmy

Fruit E-Commerce & Delivery Platform

A fruit-focused e-commerce platform designed to simplify online fruit shopping with modern mobile browsing, offers, and order management.

  • React Native
  • Expo
  • Node.js
  • Express.js
  • Supabase
  • PostgreSQL
  • Cloudinary
  • Argon2
  • REST API

FarmyOS

E-Commerce Administration & Management System

Mobile

A centralized administration and operations platform for the Farmy fruit e-commerce ecosystem, coordinating products, orders, deliveries, staff, and promotions.

  • React Native
  • Expo
  • Node.js
  • Express.js
  • REST API
  • Supabase

CropHeal AI

Intelligent Agricultural Healthcare & Vision System

AI/ML

An intelligent agricultural healthcare application diagnosing plant leaf diseases from photos and providing real-time AI treatment guidance.

  • Python
  • ResNet50
  • Flask
  • Google Gemini
  • Groq
  • DeepSeek
  • Kaggle (2× GPU)
  • Computer Vision

Gram Tarakki Foundation

Non-Profit Organization & Social Welfare Web Platform

Web

A comprehensive digital platform for a non-profit foundation featuring social welfare initiatives, volunteer registration, credential verification, and donation workflows.

  • Python
  • Flask
  • HTML
  • CSS
  • JavaScript
  • MySQL
  • Razorpay

Let's build something together.

Have an idea, opportunity or project?