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API Development & System Integrations

API development and integrations that connect your apps, payments and business systems.

Most products are only as useful as what they connect to. We design REST APIs for mobile and partner apps and integrate payment providers, ERPs and third-party services.

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Who it is for

  • Mobile apps that need a secure backend
  • Businesses connecting their website, POS, ERP or accounting tools
  • Companies offering an API to partners or customers

Typical technologies

  • Laravel
  • REST
  • Sanctum
  • Webhooks
  • Stripe
  • PayHere

What we deliver

  • REST API design and development
  • Authentication and access control for APIs
  • Payment gateway integrations (for example Stripe and PayHere)
  • Integrations with third-party platforms and internal systems
  • API documentation and versioning

Built and operated by Apps Lanka

Related Apps Lanka products

Products we run in production, which can be configured, extended or used as a starting point.

Product

iPOS

Point of sale and inventory for retail and hospitality businesses.

View product

How we work

From first call to long-term support.

  1. Discovery

    We clarify goals, users, integrations and constraints.

  2. Proposal & architecture

    A written scope, milestones and technical approach.

  3. Iterative delivery

    Working software you can review at every milestone.

  4. Launch & support

    Deployment, monitoring and long-term maintenance.

FAQ

API Development & Integrations: common questions

Can you integrate a payment gateway?

Yes. We have integrated payment providers such as Stripe and PayHere.

Can you connect our POS or ecommerce store to other systems?

Yes. Connecting sales channels, inventory and back-office systems is a core part of our Ecommerce Pack and iPOS work.

Planning a api development & integrations project?

Tell us about your goals and requirements. We will reply with questions, a suggested approach and the next steps.

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