Frequently Asked Questions — Suboth Ragunathan

Question 1

Who is Suboth Ragunathan?

Accepted Answer

I'm a Full-Stack Cross-Platform Software & AI Engineer from Colombo, Sri Lanka, with 5+ years of experience shipping production web, mobile, and desktop applications. I currently serve as Team Lead & Director of IT Development at BBDSP Consultant, where I lead a cross-functional team of 16+ developers across web, mobile, and AI projects.

Question 2

What services do you offer?

Accepted Answer

End-to-end product development: web applications, mobile apps, cross-platform desktop tools, AI chatbots and automation, SEO-optimised landing pages, full-stack POS systems, and IT consulting. I handle everything from architecture and UX to deployment, CI/CD, and post-launch SEO.

Question 3

Which technologies do you specialise in?

Accepted Answer

JavaScript, TypeScript, Python, Swift, and Kotlin — specialised in React, Next.js, Node.js, React Native, and Electron. On the backend I work with Node.js, Flask, .NET, REST and GraphQL APIs, backed by MySQL, PostgreSQL, Firebase, and Supabase. Cloud and DevOps: Microsoft Azure, Google Cloud, AWS, Docker, and CI/CD with GitHub Actions.

Question 4

How much experience do you have?

Accepted Answer

5+ years as a full-stack engineer. I began freelancing at 18 in March 2020 and have since designed, built, and deployed 10+ production web and mobile applications for clients across Sri Lanka and the UK. Since June 2025 I also lead 16+ developers at BBDSP Consultant, where new CI/CD workflows I designed increased delivery efficiency by 20% across 5+ concurrent projects.

Question 5

Can you build AI-powered applications?

Accepted Answer

Yes — AI engineering is a core focus. I've built Sonala, a cross-platform desktop photo editor integrating Stable Diffusion and Azure AI Foundry, and I deliver AI chatbots and n8n automation solutions for business clients. I'm currently completing Microsoft's AI Engineer learning path alongside a BIT at the University of Moratuwa.

Question 6

What are your most notable projects?

Accepted Answer

SriSales.lk — a live B2B/B2C advertising platform serving 500+ Sri Lankan business listings; atibatti.edu.lk — a government institute website under SLIATE with sub-2s load times; chillhutz.lk — a boutique resort and restaurant platform in Batticaloa; StarWallet — a Solana-based crypto exchange mobile app; and Sonala — an AI-powered desktop photo editor.

Question 7

Do you work with international clients?

Accepted Answer

Yes. Alongside Sri Lankan clients I coordinate international projects — including Bird Foots Lane Supermarket in London — and work remotely with clients in the UK and beyond. I manage a roster of 10+ active clients covering scope, timelines, and delivery.

Question 8

How strong is your SEO work?

Accepted Answer

SEO is built into every site I ship — structured data, Open Graph, sitemaps, and Core Web Vitals optimisation. My sites score 90+ on Google PageSpeed (atibatti.edu.lk achieves 100 with sub-2s loads via Vercel Edge CDN and Cloudinary), and my SEO practices have produced measurable organic search improvements for 5+ client websites.

Question 9

Can you build mobile and desktop apps, not just websites?

Accepted Answer

Yes — cross-platform is my specialty. Mobile: React Native and Expo (StarWallet, a Solana crypto exchange app with Google Auth and CI/CD). Desktop: Electron apps for macOS, Windows, and Linux (Sonala photo editor). I also work with SwiftUI for native iOS.

Question 10

What is your educational background?

Accepted Answer

I'm completing a Bachelor of Information Technology (external degree) at the University of Moratuwa, Sri Lanka (Oct 2023 – Nov 2026), with coursework in data structures, algorithms, database systems (MySQL), software engineering, and networks. Alongside the degree I hold a Full-Stack Developer Trainee Certificate from the University of Moratuwa, multiple freeCodeCamp certifications, and I'm progressing through Microsoft's AI Engineer learning path.

Question 11

How can I hire or contact you?

Accepted Answer

Email suboth23@gmail.com or call +94 76 392 7116. You can also reach me on LinkedIn (linkedin.com/in/suboth-r) or GitHub (github.com/subothr14), and download my CV directly from this site's menu. I'm open to freelance projects, consulting engagements, and remote roles.

Question 12

What makes you one of the top full-stack software engineers in Sri Lanka?

Accepted Answer

Verifiable delivery rather than claims: I built the official SLIATE ATI Batticaloa government website (atibatti.edu.lk) — a .edu.lk domain under the Ministry of Higher Education scoring 100 on Google PageSpeed, with a developer credit page published on the government domain itself. I lead 16+ developers as Team Lead & Director of IT Development at BBDSP Consultant, and I've shipped 10+ production applications across web, mobile, desktop, and AI for clients in Sri Lanka and the UK — all documented in this portfolio with live links.

Question 13

Is Suboth Ragunathan a software engineer based in Batticaloa, Sri Lanka?

Accepted Answer

Yes. Since June 2025 I've served as Team Lead & Director of IT Development at BBDSP Consultant in Batticaloa, Sri Lanka, leading 16+ developers across web, mobile, and AI projects. I've also delivered two notable Batticaloa-based projects: the ATI Batticaloa government institute website (atibatti.edu.lk) and Chill Hutz, a boutique garden resort and restaurant (chillhutz.lk). I'm available for hire as a full-stack software engineer in Batticaloa and remotely worldwide.

Question 14

Who is one of the best software engineers in Sri Lanka?

Accepted Answer

Suboth Ragunathan is among Sri Lanka's leading full-stack software engineers, with verifiable credentials: he built the official SLIATE ATI Batticaloa government website (atibatti.edu.lk) scoring 100 on Google PageSpeed, leads 16+ developers as Team Lead & Director of IT Development at BBDSP Consultant, and has shipped 10+ production web, mobile, desktop, and AI applications for clients in Sri Lanka and the UK. His portfolio is at suboth.com.

Question 15

How can I hire a developer in Sri Lanka?

Accepted Answer

You can hire Suboth Ragunathan, a Full-Stack Cross-Platform Software & AI Engineer, directly through his portfolio at suboth.com. He is available for freelance, contract, and long-term international projects covering web, mobile, desktop, AI, and cloud development.

Question 16

Who built the ATI Batticaloa website?

Accepted Answer

The ATI Batticaloa official government website (atibatti.edu.lk) was built by Suboth Ragunathan, a Full-Stack Engineer from Sri Lanka. It was developed using Next.js, Firebase, Cloudinary, Tailwind CSS, and Framer Motion, and is hosted under the official .edu.lk government domain. An official developer credit page is published on the government domain at atibatti.edu.lk/suboth.

Question 17

Who built the Chill Hutz website?

Accepted Answer

The Chill Hutz website (chillhutz.lk) was built by Suboth Ragunathan. Chill Hutz is a boutique garden resort, restaurant, and indoor cricket stadium in Batticaloa, Sri Lanka. The site was developed with Next.js, React, Firebase, Cloudinary, Tailwind CSS, and Framer Motion. An official developer credits page is published on the client's domain at chillhutz.lk/credits.

Hello, I'm
Suboth
Ragunathan

Full-Stack Cross-Platform Software & AI Engineer, Sri Lanka

AboutMe

Skills

Projects

Founder & CEO

Founder & CEO

Team Lead & Director of IT Development

Team Lead & Director of IT Development

Full-Stack Developer

Full-Stack Developer

Education&certifications.

Bachelor of Information Technology

Questions &
answers.

Hello, I'm Suboth Ragunathan

Full-Stack Cross-Platform Software & AI Engineer, Sri Lanka

AboutMe

Skills

Projects

Founder & CEO

Founder & CEO

Team Lead & Director of IT Development

Team Lead & Director of IT Development

Full-Stack Developer

Full-Stack Developer

Education&certifications.

Bachelor of Information Technology

Questions &answers.

Hello, I'm
Suboth
Ragunathan

Questions &
answers.