API Development
& Integration
We design, build, and maintain .NET Web APIs that connect your systems, enable your mobile and web frontends, and expose your business logic reliably to partners and third parties.
When Systems Can't Talk,
Businesses Grind to a Halt
Data lives in silos, teams duplicate work, and customers get inconsistent experiences — all because the underlying systems aren't connected.
Systems Can't Share Data
Your CRM, ERP, website, and mobile app all live in separate silos. Staff manually re-enter data between them every day.
Third-Party Integrations Break
Payment gateways, logistics providers, and cloud services update their APIs. Your integration breaks and the business stops until it's fixed.
Legacy Systems Have No API
Your core business system was built before modern APIs existed. Connecting anything new to it means fragile workarounds or expensive middleware.
No Documentation, No Standards
APIs built ad-hoc with no versioning or contracts become impossible to maintain. Every change is a guessing game.
APIs That Are Built to Last,
Not Just to Work
We design APIs with contracts first, security built in from day one, versioning planned from the start, and documentation that developers actually want to use. An API is only as good as its reliability and clarity over time.
A great API is one that junior developers can consume without reading the source code — that's the standard we build to.
— Anil Channa, Founder, Softwiz Infotech.NET API Services Across
Every Integration Pattern
From greenfield RESTful APIs to legacy system wrappers and third-party connectors — we build integrations that hold.
REST API Development
.NET Web API services built to OpenAPI standards, with authentication, rate limiting, and versioning from day one.
Legacy System API Wrappers
Wrap your existing .NET Framework or COM-based systems with modern REST or gRPC interfaces, without touching the core system.
Third-Party Integration
Connect to payment gateways, logistics APIs, CRM/ERP platforms, and government data services — with proper error handling and retry logic.
gRPC & Event-Driven APIs
High-performance gRPC services and message-queue-based event architectures (Azure Service Bus, RabbitMQ) for real-time, decoupled systems.
API Security & Auth
OAuth2, OpenID Connect, JWT, API key management, and role-based access — security built into the API, not bolted on after.
API Documentation & Testing
Swagger/OpenAPI specs, Postman collections, and automated integration test suites so your team can consume and extend APIs with confidence.
Our API Development
Engagement Process
We define the API contract before writing a line of code — ensuring every consumer is aligned from day one.
API Design & Contract Definition
We define endpoints, data models, authentication flows, and versioning strategy upfront — using OpenAPI spec as the source of truth.
Security & Authentication Design
OAuth2, JWT, API keys, or certificate-based auth — we select and implement the right security model for your consumers and risk profile.
Build, Test & Document
We build the API, write integration tests, and produce Swagger docs and Postman collections in parallel — not as an afterthought.
Deploy, Monitor & Support
We deploy to Azure API Management or your infrastructure, set up monitoring and alerting, and stay on for ongoing maintenance.
The Full .NET API Stack
Modern .NET APIs built with the tools enterprises rely on.
Need Systems That Actually Communicate?
Whether it's a new REST API, a legacy system wrapper, or a complex third-party integration — we design it right the first time.
Let's Connect Your Systems and Unlock the Data Inside Them
Tell us what needs to talk to what. We'll design the integration architecture and build APIs your team can rely on for years.