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APIs & Integrations

REST and GraphQL, webhooks, OAuth and OpenID Connect, payments, Telegram, CRM, 1C and reliable external APIs.

10 materials

REST & GraphQL

✓REST or GraphQLComparison · Intermediate · 14 min

GraphQL

✓GraphQL: schema, queries and mutationsTutorial · Intermediate · 11 min · practice 1.5–3 h

Webhooks

✓Webhooks: receiving, signatures, retries and idempotencyHow-to · Intermediate · 12 min · practice 1–2 h

OAuth 2.0 & OpenID Connect

✓OAuth 2.0 and OpenID Connect: signing in with another accountDeep dive · Intermediate · 12 min

Payment Integrations

✓Payment integration: flow, statuses and webhooksHow-to · Intermediate · 12 min · practice 2–4 h

Telegram Bots

✓Telegram bot: Bot API, commands and a webhookTutorial · Beginner · 8 min · practice 1.5–3 h

CRM Integrations

✓CRM integration: adapter, field mapping, synchronisationHow-to · Intermediate · 12 min · practice 1–2 h

1C Integrations

✓1C for developers: HTTP services and ODataHow-to · Intermediate · 12 min · practice 1–2 h

External APIs & Error Handling

✓External APIs: timeouts, retries, rate limits and graceful degradationHow-to · Intermediate · 12 min · practice 1–2 h

Integration Security

✓Integration security: keys, signatures, least privilegeFundamentals · Intermediate · 11 min

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