TurnOnDigital
API Development

APIs that stay
boring in production.

REST, GraphQL and integration APIs designed for the long haul — versioned, documented, authenticated, rate-limited and observable. So partners integrate in a day, not a sprint.

99.95%

Uptime target

p95 <200ms

Latency SLO

1 day

Avg. partner onboarding

Overview

APIs your partners will actually thank you for

Half-built APIs cost you deals, integrations and support time. We build API layers the way senior teams do — clear contracts, machine-readable specs, versioning, auth, rate limits, sandboxes, playgrounds and observability — so shipping the next integration is a one-day job.

  • OpenAPI / GraphQL SDL as the single source of truth
  • Auth (OAuth2, API keys, JWT, mTLS) and RBAC done right
  • Rate limiting, quotas and abuse controls from day one
  • SDKs generated in Node, Python, PHP, Go where useful
  • Sandbox + playground + status page for partners
What's included

Everything you need, in one service

A complete engagement — not a piecemeal deliverable. Here's exactly what you get.

REST APIs

Idiomatic REST with clean resources, cursor pagination, filters, versioning and error models.

GraphQL

Federated or monolithic GraphQL with proper N+1 protection, cost analysis and persisted queries.

Authentication

OAuth2, OIDC, API keys, JWT, mTLS — with a clean secret-management and rotation story.

Rate Limiting & Abuse

Per-key, per-org and per-endpoint limits, burst controls and anomaly alerting.

Docs & SDKs

Redoc / Stoplight / Bump.sh-style docs, code samples in 4 languages, an interactive playground.

Observability

Traces, metrics, logs — every request traceable end-to-end. Alerting on SLOs, not just errors.

Benefits

What you can expect

  • Faster partner integrations — measured in days, not sprints
  • Fewer support tickets from broken clients
  • Clean versioning story — no forced-migration surprises
  • Rate limits and quotas that protect the platform
  • Docs that stay in sync because they're generated
  • Observability that catches issues before customers do
  • SDKs your customers actually want to use
  • A contract you can hand to a new partner in one page
Our Process

How we work with you

A simple, transparent 4-step process. No jargon, no surprises.

Step 01

Discovery Call

We understand your business, competitors and goals. 30-min free strategy call — no obligation.

Step 02

Audit & Strategy

Deep audit of your current setup. Clear action plan with priorities, KPIs and timelines.

Step 03

Execution

Our team gets to work. Weekly progress updates. You always know what's happening.

Step 04

Scale & Report

Track results in a live dashboard. Monthly reports in plain English. Iterate for growth.

Industries

Who we build this for

Real Estate
Healthcare & Clinics
E-commerce
Fitness & Gyms
Restaurants & Cafés
Education & Coaching
B2B & Manufacturing
Home Services

Don't see your industry? Talk to us — chances are we've done it.

FAQ

Common questions

REST or GraphQL — which do we pick?

REST for external partners and simple resources. GraphQL where clients need flexible queries or you're serving multiple front-ends. We recommend based on the consumer, not the trend.

Do you build only the API or also the docs and SDKs?

Both. Docs, code samples, SDKs and a playground are part of the scope by default — they're what actually make an API usable.

How do you handle versioning and breaking changes?

Semantic versioning at the URL or header. Deprecation timelines with clear headers and email notices. Never break a major version silently.

What about API security?

OAuth2 / OIDC / mTLS depending on partner. Rate limits, WAF, secret rotation, IP allow-lists and abuse alerting are all part of the build.

Can you help with a public developer portal?

Yes — docs, playground, changelogs, status page and community forum stood up as one clean surface.

Still have questions?

Our team is ready to help you anytime.

Get Started

Get a free 30-min consultation on API Development.

Fill in the form — we'll reply within 4 hours with an honest read on whether we're the right fit and what growth looks like for you. No sales pitch.

Ready to Grow?

Let's talk about
your digital growth

Schedule a free 30-minute strategy call. No sales pitch — just an honest look at what's possible for your business.
  • No commitment required
  • Response within 4 hours
  • Honest, practical advice