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API & Systems Integration

Reliable APIs and integrations that connect your platforms, vendors and data, with the authentication, error handling and observability production systems need.

Engagement
Project or embedded team
Team
Dedicated engineering team
Ownership
Code, data and IP are yours
Coverage
US-based, nationwide clients

Integrations that keep working

Most enterprise software problems are really integration problems: data that should flow between systems and doesn’t, or does until a vendor changes a field. We build the connective layer carefully, with explicit contracts, defensive error handling and the monitoring to know when something drifts.

Typical engagements

  • Exposing your platform: a public or partner API with authentication, rate limiting and documentation.
  • Consuming third-party data: reliable ingestion of real-time or batch data, with fallbacks for provider outages. Our AlphaScreen build integrates live market data under heavy computational load.
  • Connecting internal systems: syncing CRM, ERP and operational databases without manual exports.
  • Preparing for modernization: wrapping a legacy system in a stable API before replacing it. See legacy modernization.

Often delivered as part of a broader custom software or web application project.

Capabilities

What we build and how we build it

01

API design

Consistent, versioned REST or GraphQL interfaces with clear contracts and published documentation.

02

Third-party integration

Connections to ERPs, CRMs, payment providers, market data feeds and vendor systems.

03

Event-driven workflows

Queues, webhooks and background jobs that move data reliably between systems.

04

Data synchronization

Idempotent syncs, conflict handling and reconciliation reporting.

05

Authentication and authorization

OAuth 2.0, API keys, scoped tokens, rate limiting and secure credential storage.

06

Observability

Structured logging, metrics and alerting so failures are visible before users report them.

Technology & Architecture

Technology we work with

  • TypeScript
  • Node.js
  • Python
  • PostgreSQL
  • OpenAPI
  • GraphQL
  • Webhooks
  • AWS

We choose tools to fit your environment, security posture, and team. If you have an established infrastructure, we build directly into it rather than introducing unnecessary dependencies.

Software Development Questions

Everything you need to know about working with Etherea Labs.

Scope Your API & Systems Integration

Select your architecture requirements and project stage. Our engineering team will review your system specifications and deliver a realistic roadmap.

Direct collaboration with the developers & designers
Zero bloated templates — custom built for maximum speed and conversion
100% transparent pricing with clear scope and milestones

"Etherea Labs built a tailored CRM platform that replaced our fragmented spreadsheets with a reliable, unified workflow."

Enterprise CRM Case Study
Step 1 of 3: Architecture

Scope Your Software Project

What kind of software system are you building?