Generate the serialization schema your pipeline needs from a sample payload — no hand-typing field types.
Paste sample JSON and get a typed schema in Avro, Parquet, Protobuf or JSON Schema — types inferred, nested records handled, ready to drop into your pipeline.
Free tier: 5 schema generations per month · or unlock forever for $4.99
Illustrative schema — your output reflects the JSON sample and format you select.
Every card is something members actually do inside Datamata — not a vague promise.
Generate the schema your stack needs from a sample payload without typing field types by hand.
Nested objects become records and repeated fields become arrays with sensible names.
Drop the schema straight into Kafka, Spark or your registry instead of hand-editing it.
Outputs Avro, Parquet, Protobuf or JSON Schema — pick the format your stack expects
Built for Premium outcomes
Real decisions, not generic templates. Every workflow runs on live market data so your moves are backed by what employers are asking for now.
Outputs Avro, Parquet, Protobuf or JSON Schema — pick the format your stack expects
Infers types, optional fields and nested records from your sample JSON
Names records and enums sensibly and flags fields that need a manual decision
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$9.99/moUnlimited Avro, Parquet, Protobuf and JSON Schema output
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In action
Generate the schema your stack needs from a sample payload without typing field types by hand.
Try Schema GeneratorGo deeper
Nested objects become records and repeated fields become arrays with sensible names.
Browse all premium toolsSalary, skills, employers and the Match Engine all read the same live posting feed — so you are not comparing a benchmark from 2022 against jobs from this week.