Custom API Integration Solutions Tailored to Your Business Growth  

Connect apps, automate workflows, and unlock real-time insights with enterprise-grade custom API development by Qubitron Labs—Jaipur’s best IT software providing company.

Our API Development Expertise

Custom API Solutions

We design and build REST, GraphQL, and event-driven APIs that seamlessly connect your apps, data sources, and partners—creating a cohesive digital ecosystem.

Security-First by Design

Defense-in-depth with OAuth2/OIDC, JWT, mTLS, IP allow-lists, WAF, rate-limits, audit logs, and encryption in transit/at rest. Compliance-ready architectures with least-privilege access.

Scalability & Efficiency

Optimized for low latency and high throughput using async I/O, caching, queues, and horizontal scaling. Built-in observability for p95 latency, error rates, and uptime SLAs.

Developer-Friendly Documentation

OpenAPI/Swagger specs, Postman collections, code samples, versioned changelogs, sandbox keys, and a branded developer portal for faster integrations.

Real-Time Data Exchange

Webhooks, Server-Sent Events, and streaming (Kafka/Kinesis) for instant notifications and reactive user experiences.

What We Deliver

• API Gateways & Management: Kong, Tyk, Apigee, AWS API Gateway
• Integration Patterns: REST/GraphQL, webhooks, event bus, pub/sub
• Legacy to Modern: SOAP to REST, ESB offloading, ETL replacements
• Secure Payments & KYC: Razorpay/Stripe/PayU, UPI, e-mandates, KYC vendors
• Identity & SSO: OAuth2/OIDC, SAML, social login, role-based access (RBAC)
• Data & Analytics: Aggregation APIs, search, reporting, metering/billing
• Automation & iPaaS: n8n, Make, Zapier, custom connectors for CRMs/ERPs
• Monitoring & Reliability: OpenTelemetry, Prometheus/Grafana, alerting, CI/CD

Industries We Serve

Banking & Finance • Retail & eCommerce • Healthcare • Logistics & Shipping • Fantasy Sports & Gaming • SaaS & Marketplaces • Travel & Hospitality

Why Choose Qubitron Labs for API Development

1. Proven Expertise – Real-world integrations across payments, identity, CRM/ERP, and analytics.
2. Tailored Solutions – No one-size-fits-all; we map APIs to your exact business workflows.
3. Collaborative Delivery – Product + engineering workshops, API contract-first design.
4. Support & Maintenance – SLAs, versioning strategy, deprecation policy, zero-downtime releases.
5. Jaipur Advantage – Built and supported by Jaipur’s best IT software providing company with global delivery standards.

Typical Tech Stack

Backend: Node.js/NestJS, Python/FastAPI, Go, Java/Spring
Data: PostgreSQL/MySQL, Redis, Elasticsearch (optional)
Messaging/Streaming: RabbitMQ, Kafka, SQS/SNS, Kinesis
DevOps: Docker, Kubernetes, GitHub Actions, Terraform, AWS/GCP/Azure
Docs & Testing: OpenAPI/Swagger, Newman/Postman, Pact (contract tests), k6 (load tests)

Engagement Models

• Greenfield Build: New API platform with gateway, auth, and observability.
• Modernization: Migrate SOAP/monolith endpoints to REST/GraphQL microservices.
• Dedicated Team: Ongoing feature velocity, SRE, and L2/L3 support.

Sample Use Cases

• eCommerce: OMS/WMS/ERP sync, catalog/pricing APIs, webhook notifications
• Fintech: KYC, payments, payouts, reconciliation, risk scoring endpoints
• Healthcare: Inter-system data exchange with auditability and PHI safeguards
• Logistics: Carrier APIs, tracking webhooks, rate quotes, route optimization
• SaaS: Multi-tenant APIs, metering/billing, partner ecosystem enablement

Delivery Process

1. Discovery & Architecture – Requirements, data flows, compliance & SLAs
2. API Contract-First Design – OpenAPI schema, auth model, versioning plan
3. Build & Integrations – Core endpoints, gateways, connectors, webhooks
4. Quality & Security – Unit/contract/load tests, threat modeling, hardening
5. Launch & Handover – Runbooks, dashboards, sandbox/live keys, training
6. Operate & Evolve – Monitoring, SLOs, roadmap, deprecations, new versions

Ready to transform your digital capabilities?
Talk to Qubitron Labs about a zero-cost discovery session.
Call/WhatsApp:+91 734 054 5088 • Email: info@qubitronlabs.com