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deCircle

Replay - Backend Engineer

New York, New York, United States · On-site · Posted Nov 5, 2026

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About the role

Replay: primary source of real, de-identified enterprise data for frontier AI labs; multi-eight-figure run rate; Dumbo, Brooklyn; 14 people, $5.5M (Floodgate, Afore).

Comp: $220K-$300K + equity; up to $10K relocation. Location: On-site 5 days Dumbo, Brooklyn (non-negotiable). Visa: Open to visa transfers; sponsorship only for the right candidates.

Responsibilities Build/scale multi-stage high-volume pipelines de-identifying enterprise data (Slack, Gmail, Drive, code)

Own backend systems end-to-end incl. correctness and safe recovery

Safe retries, checkpoints, backfills, rollbacks across async orchestration, batch, queues, object storage

Internal tooling/dashboards for pipeline performance and data quality

Work with ML, full-stack, platform, security on new modalities

Tech: Python, AWS, Airflow, AWS Batch, SQS, S3, DynamoDB, PostgreSQL

Source: https://www.paraform.com/share/replay/cmuc16jem003o0ejje5igu0iq