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Software Development Services in Sri Lanka

Custom software, mobile and web platforms, cloud & AI integrations, website design and SaaS product engineering from our Colombo-based team. From discovery to deployment, we deliver excellence at every step.

What We Do

We specialize in building digital products that drive growth and innovation

Custom Software Development

Custom Software Development

Custom Software Development

Tailored solutions built from the ground up to meet your unique business requirements, from enterprise systems to specialized tools.

What's Included

Enterprise-grade architecture
Scalable backend systems
Custom API development
Legacy system modernization
Third-party integrations
Ongoing maintenance & support
Mobile and Web Platforms

Mobile and Web Platforms

Mobile and Web Platforms

Native and cross-platform applications that deliver seamless experiences across iOS, Android, and web browsers.

What's Included

iOS & Android native apps
Cross-platform (Flutter, React Native)
Real-time features & push notifications
App Store optimization
Cloud & AI Integrations

Cloud & AI Integrations

Cloud & AI Integrations

Scalable cloud infrastructure and intelligent AI-powered features that modernize your operations and drive automation.

What's Included

AWS, Azure, GCP deployment
Machine learning integration
Natural language processing
Automated workflows
Predictive analytics
Cloud migration services
Website Design

Website Design

Website Design

Modern, responsive websites that combine stunning aesthetics with user-centric design and optimized performance.

What's Included

Responsive & mobile-first design
SEO optimization
Performance optimization
Content management systems
E-commerce solutions
Brand identity integration
SaaS Product Engineering

SaaS Product Engineering

SaaS Product Engineering

End-to-end development of software-as-a-service platforms with multi-tenancy, billing, and enterprise-grade security.

What's Included

Multi-tenant architecture
Subscription & billing systems
User management & authentication
Analytics dashboards
API-first design
Enterprise security compliance

Why Choose 3iTeam?

We're not just developers — we're your technology partners committed to your success

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10+ Years Experience

A decade of delivering successful projects across industries

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Global Reach

Serving clients in the US, EU, Middle East, and Asia Pacific

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Agile Methodology

Flexible, iterative development with continuous delivery

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24/7 Support

Round-the-clock assistance for mission-critical systems

Ready to Build Something Amazing?

Let's discuss your project and explore how we can help bring your vision to life.

Start Your ProjectContact Us

Software Development Services: FAQ

Common questions from businesses choosing a software development partner in Sri Lanka.

What software development services do you offer in Sri Lanka?

We offer custom software development, mobile and web platform development, cloud and AI integrations, website design, and SaaS product engineering. Every engagement includes UX design, development, QA testing, deployment and ongoing support.

Can you build both the mobile app and the web platform?

Yes. Most of our products ship as a shared backend API with a web application built in Next.js and native-quality iOS and Android apps built in Flutter or React Native, so your users get a consistent experience on every device.

Do you modernise or maintain existing software?

Yes. We take over legacy systems, migrate them to the cloud, add integrations and AI features, and provide ongoing maintenance with service-level agreements.

Can you integrate AI into my existing business software?

Yes. We add AI capabilities such as document understanding, chat assistants, recommendation engines, forecasting and workflow automation to existing systems, hosted securely on AWS with your data kept private.

How do you handle security and data protection?

We follow secure development practices, role-based access control, encrypted data at rest and in transit, and AWS best practices. We also operate under a published compliance policy covering fraud, anti-corruption and data handling.

Do you provide a dedicated project manager?

Yes. Every client gets a dedicated account manager as a single point of contact, weekly progress updates and access to working builds throughout the project.