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Software Factory

APIs and Microservices

Reusable services that connect applications, partners, and channels with clear contracts, security, monitoring, and change control.

  • API-first
  • Versioned contracts
  • Observable

The problem

Where companies lose time, resources, or control

When every team builds point-to-point integrations, the architecture becomes a tangle no one fully understands. A reusable service layer with clear contracts is what keeps the operation sustainable as the business adds applications, partners, and channels.

What 7 Business Solutions does

From business problem to operational software

  • API-first design with explicit contracts and semantic versioning.
  • Authentication, authorization, and rate-limiting built in from the start.
  • Observability: tracing, metrics, logs, and alerts per service.
  • Documentation that stays in sync with the running code.
  • Integrations with SAP, internal systems, and third-party platforms.
  • Event-driven patterns when the use case demands them.

Use cases

Operational scenarios for this capability

Concrete situations where this capability can support operations.

  • 01

    Public-facing API for partner integrations with rate limiting and auth.

  • 02

    Internal service layer between SAP and front-end applications.

  • 03

    Event-driven integration with Pub/Sub or message queues.

  • 04

    Webhook management for SaaS integrations.

  • 05

    Composable service catalog feeding multiple internal apps.

  • 06

    Aggregation API combining SAP, CRM, and database data behind one contract.

Capabilities and technologies

Stack and capabilities we apply

  • REST
  • SOAP
  • GraphQL
  • OpenAPI
  • OAuth 2.0
  • JWT
  • API Gateway
  • Service mesh patterns
  • Java / .NET / Node
  • Kafka / Pub/Sub

What we deliver

Deliverables you can operate and audit

  • Service catalog with contracts, ownership, and SLAs.
  • Reference implementation and shared libraries for new services.
  • Observability stack with dashboards and alert routes.
  • Versioning and deprecation policy.
  • Onboarding kit for new internal teams.
  • Per-API security review and secure runtime configuration.
AI Decision Agents

An intelligence layer for this capability

AI Decision Agents helps bring information from different systems into a useful view, explain findings, and prepare controlled actions for review.

Your next version

What should move first in your operation?

Let us turn that answer into a focused diagnosis, a first deliverable, and a path to scale.

01Problem and context

02Scope and first evidence

03Evolution path