Connect Every System. Unlock Every Data Flow.
We design clean, well-documented APIs and build the integrations that connect your CRM, ERP, payment systems, and internal tools into a unified, reliable data layer.
API & Integration
- REST API Development
- GraphQL APIs
- Third-Party Integrations
- Event-Driven Architecture
Design-First API Development
We design APIs before we build them. Contract-first development ensures your API is consistent, versioned, and consumer-friendly from day one.
Get Started- OpenAPI 3.x specification before implementation
- RESTful design principles and naming conventions
- GraphQL schema design and resolver optimization
- Versioning strategy and backward compatibility planning
- Developer experience: documentation, sandbox, and SDKs
Enterprise System Integrations
Connect the systems your business runs on: Salesforce, HubSpot, NetSuite, SAP, and hundreds of others, into reliable, monitored data flows.
Get Started- CRM integrations: Salesforce, HubSpot, Pipedrive
- ERP integrations: NetSuite, SAP, Microsoft Dynamics
- Payment integrations: Stripe, Braintree, Adyen
- Communication: Twilio, SendGrid, Slack, Teams
- Custom webhook and event-based integrations
Integration Platform & Middleware
For complex multi-system environments, we implement iPaaS solutions that centralize integration logic and provide a single control plane.
Get Started- MuleSoft, Boomi, and Workato implementations
- Custom middleware and message broker architectures
- Kafka and RabbitMQ for event-driven integration
- Error handling, retry logic, and dead-letter queues
- Integration monitoring and alerting dashboards
API Security & Governance
APIs are a primary attack surface. We build security into every layer: authentication, authorization, rate limiting, and monitoring.
Get Started- OAuth 2.0 and OpenID Connect implementation
- API key management and JWT validation
- Rate limiting, throttling, and quota management
- API gateway setup: AWS API Gateway, Kong, Apigee
- Automated security testing in CI/CD pipelines
What We Deliver
A comprehensive set of API & Integration capabilities, designed to work together or independently.
REST API Development
OpenAPI-spec-first REST APIs with authentication, versioning, and full documentation.
GraphQL APIs
Type-safe GraphQL schemas with efficient resolvers, subscriptions, and federation.
Third-Party Integrations
Reliable connectors to Salesforce, NetSuite, Stripe, and hundreds of other platforms.
Event-Driven Architecture
Kafka and message broker implementations for async, decoupled system communication.
API Security & Gateways
OAuth 2.0, rate limiting, and gateway setup protecting every API endpoint.
API Documentation & SDKs
Developer portals, interactive docs, and client SDKs that accelerate adoption.
Every API starts as an OpenAPI specification reviewed and approved before implementation begins.
APIs optimized for sub-100ms p99 response times under production load.
API infrastructure designed and operated to enterprise availability standards.
Why Choose InnovTen
We don't just deliver projects. We build partnerships that drive long-term outcomes.
Contract-First Design
API contracts agreed upfront, reducing miscommunication between frontend, backend, and consumers.
Developer-Friendly Docs
Interactive documentation and sandboxes so consumers can integrate quickly.
Security at Every Layer
Authentication, authorization, rate limiting, and input validation by default.
Full Observability
Request tracing, error rates, latency dashboards, and alerting on every API.
Backward Compatibility
Versioning strategy and deprecation policies so API changes never break consumers.
High Performance
Caching, connection pooling, and query optimization engineered in from the start.
Our Delivery Process
How we approach every API & Integration engagement, from first call to ongoing operations.
Integration Discovery
Map all systems, data flows, and integration requirements, including authentication methods and data formats.
API Contract Design
Author OpenAPI or GraphQL schema specs, reviewed and approved by all consuming teams.
Implementation & Testing
Build APIs and integration connectors with automated contract tests and mock servers.
Security & Performance
Auth implementation, rate limiting, load testing, and security scanning before production.
Deploy & Monitor
Production deployment with API gateway, monitoring dashboards, and runbook handover.
Integration Discovery
Map all systems, data flows, and integration requirements, including authentication methods and data formats.
API Contract Design
Author OpenAPI or GraphQL schema specs, reviewed and approved by all consuming teams.
Implementation & Testing
Build APIs and integration connectors with automated contract tests and mock servers.
Security & Performance
Auth implementation, rate limiting, load testing, and security scanning before production.
Deploy & Monitor
Production deployment with API gateway, monitoring dashboards, and runbook handover.
API & Integration in Action
Real-world applications across industries we've delivered for.
ERP-to-CRM Sync
Real-time bidirectional sync between NetSuite and Salesforce, eliminating manual data entry for 50 sales reps.
Payments API Platform
Multi-provider payment orchestration API supporting Stripe, Adyen, and Braintree behind a single unified interface.
Healthcare Data Integration
HL7 FHIR API layer connecting EHR, lab, and pharmacy systems for a regional hospital network.
Partner API Ecosystem
Public developer API with sandbox, OAuth, usage quotas, and self-service portal, onboarding 100+ partners.
Frequently Asked Questions
Common questions about our API & Integration services.
REST is simpler to implement and cache, making it ideal for public APIs and CRUD-heavy services. GraphQL is better when consumers need flexible queries over complex, related data, common in frontend-heavy or mobile apps. Often the right answer is both: REST for external, GraphQL internally.
We implement a versioning strategy (URI or header versioning) from day one. Breaking changes are introduced in a new version while the old version is maintained and deprecated on a published timeline, typically 6–12 months.
Yes. We've built adapters for mainframes, SFTP-based systems, legacy databases, and screen-scraping integrations. We design a clean modern API on top so consuming systems don't need to know about the legacy complexity underneath.
We work with AWS API Gateway, Kong, Apigee, Azure API Management, and MuleSoft. We'll recommend based on your existing cloud platform and team familiarity.
Ready to Get Started with API & Integration?
Tell us about your project. We'll respond within 24 hours with a clear next step.