DTechBD
Back to All Services

Enterprise Systems & API Integration

Eliminate departmental data silos. We build secure integration layers, event-driven webhooks, and scalable API gateways that connect your CRM, accounting, inventory, and payment channels into a unified, automated operational nervous system.

Node.jsExpressFastAPIRedisPostgreSQLDockerSwagger/OpenAPI

Engineering Capabilities

How our engineering team approaches this service to guarantee high availability and clean maintainability.

Rate-limiting, API key throttling, and JWT authentication

Idempotent transactional design preventing double-entry

Webhook ingestion with automatic exponential backoff retry

Zero-loss transactional event logging

Verified Deliverables Package

  • Custom RESTful & GraphQL API Gateways
  • Payment Gateway Integrations (bKash, Nagad, SSLCommerz, Stripe)
  • Third-Party CRM, ERP & Accounting Sync
  • Automated ETL Data Pipelines

Verified Demonstrations of This Service

eCommerce2025

BanglaGear Ecommerce Platform

A full-stack, headless e-commerce web platform designed for lightning-fast catalog navigation, dynamic inventory synchronization, localized payment gateway readiness, and fluid mobile purchasing.

Read Case Study
Web Platform2024

Enterprise Headless CMS Platform

A modular content management system engineered for high-throughput editorial teams, featuring dynamic block-based page building, role-based governance, and headless API delivery.

Read Case Study
Enterprise Systems2024

Corporate CRM & Sales Pipeline Portal

A purpose-built CRM platform giving enterprise sales managers total visibility into deal stages, client interaction histories, quotation lifecycles, and revenue projections.

Read Case Study
Point of Sale2024

RetailPro Point of Sale (POS) Engine

A reliable retail point-of-sale solution engineered for speed at the checkout counter, featuring barcode reader integration, receipt printing, multi-store stock sync, and cash drawer management.

Read Case Study
FinTech2025

AgentWallet FinTech Mobile Gateway

A mobile-first financial interface prototype designed for field banking agents, featuring biometric authentication, cash-in/cash-out transaction flows, and encrypted balance verification.

Read Case Study

Discuss your Enterprise Systems & API Integration requirements

Schedule a technical discovery call with our lead engineers today.