Finowl
Engineering7 min read
How to build a privacy-first enrichment pipeline that scales
Design a data enrichment pipeline around data minimization: send only the fields you need, keep raw PII out of logs, timestamp results, and limit access.
4 ARTICLES
Engineering
Batching, retries, rate limits and privacy-first patterns for enrichment APIs.
Engineering6 min read
Handling API rate limits and 429 errors in Finowl integrations
Learn Finowl's 60 requests per minute limit, tell rate_limited, quota_exceeded, and provider_rate_limited apart, honor Retry-After, and pace requests.
Engineering7 min read
Safe retries for paid APIs: avoid double charges and lost work
Design retries for metered APIs: what is safe to retry, what may already be charged, backoff with jitter, idempotent bookkeeping, and dead-letter queues.
Engineering5 min read
How to batch enrich 100,000 contacts with the gender batch API
A step-by-step plan for enriching 100,000 contacts with Finowl's batch endpoint: chunks of 50, steady pacing, resumable runs, item errors, and credit estimates.