Full-Stack Developer · SaaS · AI

Building software that solves real problems.

I'm Roshan Mainali, a Full-Stack SaaS & AI Engineer specialising in Laravel, Python, FastAPI, React, Flutter, AWS and intelligent automation. I build scalable products, APIs and cloud systems from idea to production.

const developer = {
name: "Roshan Mainali" ,
role: "Full-Stack Engineer" ,
backend: [
"Laravel" , "FastAPI"
],
frontend: [
"React" , "Flutter"
],
cloud: "AWS" ,
ai: true
};

developer . build ();
18+
ISP Clients
100K+
End Users
8+
Years Building
8+
Production Products

More than writing code. I build products.

I enjoy turning complex business and technical problems into simple, reliable software. My experience spans SaaS platforms, APIs, networking systems, mobile applications, cloud infrastructure and AI-powered applications.

One of my main projects is RadikCloud, an ISP management platform integrating billing, RADIUS authentication, MikroTik APIs, monitoring and automation.

Work With Me

SaaS Engineering

Designing and developing multi-user SaaS products with scalable backend architecture and production deployment.

AI Integration

Building practical AI applications using LLMs, speech recognition, text-to-speech and automation APIs.

Mobile Development

Creating cross-platform Flutter applications with REST APIs and modern state management.

Cloud & DevOps

Deploying applications using Linux, Docker, AWS, CI/CD pipelines and production infrastructure.

My engineering toolkit.

A practical stack built through real-world product development rather than just tutorials.

PHP Laravel Python FastAPI React Flutter MySQL Redis AWS Docker GitHub Actions Linux REST API MikroTik RADIUS SNMP

Products I've built.

Real-world systems covering SaaS, networking, AI, mobile applications and automation.

RadikCloud

Cloud-based ISP CRM and automation platform for managing customers, billing, RADIUS authentication, MikroTik devices and network operations.

Laravel MySQL RADIUS MikroTik
View Product

AI Voice Manager

AI-powered voice assistant pipeline integrating telephony, speech recognition, LLM processing and text-to-speech for automated customer interactions.

FastAPI OpenAI Whisper Twilio
Discuss Project

Mobile Applications

Multiple production mobile applications built using Flutter, connected to modern REST APIs and cloud-based backend systems.

Flutter Dart REST API Firebase
View Experience

EngageTrack AI

Student attendance and management platform combining a FastAPI backend with a Flutter mobile application.

FastAPI SQLModel Flutter
Learn More

ISP Automation

Automation systems for ISP operations including customer management, authentication, billing and network monitoring.

PHP FreeRADIUS MikroTik Redis
Discuss Project

Cloud & DevOps

Production deployment and infrastructure using Docker, Linux, AWS, GitHub Actions, databases, monitoring and secure APIs.

AWS Docker Linux CI/CD
View Skills

Building systems from idea to production.

SOFTWARE ENGINEERING

Senior / Full-Stack Developer

Developed and maintained production applications using Laravel, PHP, MySQL, JavaScript and modern API architectures. Worked across backend development, deployment, integrations and system architecture.

SAAS & PRODUCT DEVELOPMENT

RadikCloud — Founder / Developer

Designed and developed an ISP-focused SaaS platform integrating customer management, billing, RADIUS, MikroTik APIs and network automation. The platform has supported 18+ ISP clients and more than 1,00,000 end users.

AI ENGINEERING

AI & Voice Applications

Built AI-powered workflows combining telephony, speech-to-text, LLMs and text-to-speech using technologies such as OpenAI, Whisper, ElevenLabs, Deepgram and Twilio.

MOBILE DEVELOPMENT

Flutter Application Development

Developed and published multiple Android and iOS applications using Flutter, REST APIs and cloud backend services.

From backend architecture to deployment.

Web Apps

High-quality web applications, dashboards and business systems.

Mobile Apps

Cross-platform Android and iOS applications using Flutter.

AI Solutions

AI assistants, LLM integrations, voice systems and automation.

Cloud Systems

Dockerised applications, AWS deployment, CI/CD and production infrastructure.

Have an idea? Let's build it.

Whether you're looking for a developer, building a SaaS product or need help turning an idea into production software, I'd love to hear about it.