API and backend development

API development for apps, websites, ecommerce, automation, and integrations.

WebCartics builds secure REST APIs, GraphQL APIs, Node.js backends, Laravel/PHP APIs, webhooks, payment integrations, mobile app APIs, admin APIs, and third-party system connections that are stable, documented, and ready for production.

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RESTAPI contracts

Node.jsBackend ready

SecureAuth flows

Trusted credentials

REST API, GraphQL, Webhooks, Payment APIs

Delivery stack

REST API GraphQL Node.js Laravel Webhooks

By the numbers

Proof before promises.

REST API contracts

Node.js Backend ready

Secure Auth flows

Webhook Automation

Overview

API Development built for real business use.

APIs are the backbone of modern websites, mobile apps, ecommerce stores, dashboards, marketplaces, and business automation. A good API must be secure, fast, predictable, well-documented, easy to integrate, and built around the real workflow of your business. WebCartics designs API systems that connect frontend apps, admin panels, payment gateways, shipping tools, CRM, ERP, analytics, and mobile applications without fragile manual processes.

REST API, GraphQL, Node.js, Laravel, PHP, JSON, OAuth, JWT, and webhook development planned around clean contracts, validation, permissions, and scalability.
Mobile app APIs for login, catalog, cart, checkout, orders, notifications, location, wallet, vendor actions, dashboards, and realtime business flows.
Third-party integrations for payment gateways, shipping providers, CRM, ERP, accounting, inventory, marketplaces, analytics, and custom partner systems.

Capabilities

What we build.

API Development delivered from architecture to launch and ongoing support.

REST API development

Resource-based endpoints for websites, mobile apps, admin panels, ecommerce stores, dashboards, partner systems, pagination, filters, validation, and clean response structures.

Node.js API development

Fast Node.js backend services, Express-style APIs, webhook receivers, realtime workflows, background tasks, third-party integrations, and scalable app backends.

Laravel and PHP API development

Laravel/PHP backend APIs, auth flows, admin actions, database workflows, queues, scheduled jobs, reporting endpoints, and structured business logic.

GraphQL API development

Flexible data access for complex frontend screens, mobile apps, dashboards, product experiences, nested data, and frontend-driven app workflows.

Webhook systems and automation

Event-driven flows for orders, payments, inventory, shipment updates, notifications, CRM updates, vendor actions, and system-to-system automation.

Payment and checkout APIs

Payment gateway integration, checkout creation, capture, refunds, wallet flows, subscriptions, reconciliation, callbacks, webhook validation, and secure payment lifecycle handling.

API security and authentication

OAuth, JWT, role-based permissions, request validation, rate limits, secure headers, token handling, audit-friendly logs, and safer API access patterns.

API documentation and testing

Postman collections, endpoint documentation, payload examples, status codes, error formats, test cases, handover notes, and integration support for development teams.

Delivery coverage

Everything needed to move from idea to production.

Like a full service build plan: strategy, design, engineering, integrations, launch, and long-term improvement handled in one practical delivery path.

Discovery and audit

We review your current API Development requirements, users, workflows, technical risks, competitors, content gaps, and the fastest useful launch path before writing a single production line.

Architecture and roadmap

We define the right platform, modules, data model, user roles, integrations, milestones, launch phases, and ownership plan so the API Development work stays clear for your team.

UX and interface planning

We map key journeys, responsive screens, forms, content hierarchy, empty states, error states, admin actions, and conversion points before development starts.

Custom development

We build clean, maintainable frontend and backend pieces around the real business workflow instead of forcing your operations into a generic template.

Third-party integrations

We connect payment gateways, shipping tools, CRM, ERP, analytics, notifications, marketing tools, reporting, and custom APIs wherever the project needs them.

Admin and operations

We include the practical management screens, permissions, status flows, reports, content controls, and support workflows your team needs after launch.

Testing and launch support

We check responsive behavior, performance, forms, integrations, tracking, production URLs, redirects, release steps, and handover notes before going live.

Growth and maintenance

After launch we can support fixes, new features, speed improvements, security updates, analytics review, campaign changes, and ongoing roadmap execution.

Stack

Tools we master.

Battle-tested platforms and tools selected around your scope, team, budget, and long-term ownership.

Featured

REST API

Resource-based endpoints for apps, stores, dashboards, admin panels, integrations, and partner systems.

Delivery ready

Featured

GraphQL

Flexible data access for complex screens, mobile apps, dashboards, and frontend-driven product experiences.

Delivery ready

Node.js

Modern backend services, mobile APIs, server-side workflows, integrations, realtime features, and scalable app systems.

Delivery ready

Laravel

Modern portals, admin panels, APIs, queues, auth, reporting, and structured backend systems.

Delivery ready

Webhooks

Event-based automation for orders, payments, inventory, notifications, CRM updates, and system sync.

Delivery ready

Payment APIs

Checkout creation, capture, refund, subscriptions, reconciliation, callbacks, and secure payment lifecycle handling.

Delivery ready

OAuth

Secure delegated access for apps, partner integrations, admin tools, CRM connections, and third-party services.

Delivery ready

JWT

Token-based auth, app sessions, API access control, refresh flows, and stateless backend communication.

Delivery ready

In execution

Built with the same care as a production product, not a quick landing page.

Scope clarity

Every build starts with scope, assumptions, risks, dependencies, integrations, and ownership clearly documented.

Real QA

We test core journeys, responsive layouts, forms, third-party callbacks, edge cases, and admin workflows before handover.

Launch readiness

Deployment steps, backups, tracking, redirects, monitoring, and post-launch support are planned before the final push.

Process

How We Deliver

A simple, transparent process from idea to launch.

Understanding Your Requirement

We discuss your goals, business needs, and project scope clearly.

Planning & Wireframing

We create the structure, user flow, and basic layout before development.

UI/UX Design

We design clean, modern, and user-friendly screens matching your brand.

Development & Integration

We build the website, app, or system with required features and integrations.

Testing, Delivery & Support

We test everything properly, deliver the final product, and provide support.

In practice

API Development that works harder.

A closer look at the kind of operational detail, workflow polish, and launch readiness we include.

Feature highlight

Reliable API contracts

We define clean endpoints, request payloads, response formats, validation rules, auth behavior, error messages, status codes, and versioning so apps and integrations can depend on the API.

Feature highlight

Automation and integration layer

We build webhook and integration workflows that connect payments, shipping, CRM, ERP, inventory, notifications, dashboards, mobile apps, and admin panels so business operations need fewer manual updates.

FAQ

Frequently asked questions.

Answers before we start planning your project.

Do you build APIs with Node.js, Laravel, and PHP?

Yes. We build REST APIs, GraphQL APIs, Node.js backends, Laravel APIs, PHP backend services, mobile app APIs, ecommerce APIs, and custom integrations based on your project needs.

Can you integrate third-party systems and payment gateways?

Yes. We integrate payment gateways, shipping providers, CRM, ERP, accounting tools, inventory systems, marketplaces, analytics platforms, and custom partner APIs.

Do you provide API documentation and testing?

Yes. We provide endpoint documentation, payload examples, status codes, error formats, Postman collections, auth notes, testing guidance, and developer handover support.

Can you secure or improve my existing API?

Yes. We can review authentication, permissions, validation, response structure, rate limiting, logs, error handling, performance, and integration reliability.

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Ready to build your next project?

Tell us what you are building. We will map what is possible, what it costs, and how to launch without guesswork.

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