Senior Storage & Data Infrastructure Engineer (Equity)

Doist; San Francisco (CA); On-site; USD 100,000 - 300,000; Full time

Job summary

Cogent is seeking a Senior Storage Infrastructure Engineer to own how we store, protect, and operate data at scale on our Core Platform. You will build the backup, observability, and operations layer across relational, streaming, and analytical stores, making it agent-forward.

This hands-on role requires deep data infrastructure expertise and strong programming skills in Python and Golang, with IaC experience using Terraform. A data-focused startup background is a plus.

Qualifications

• 3–6 years at a successful tech company (Senior, Staff+).
• Hands-on experience with data stores and data infrastructure at scale.
• Strong coding in Python and Go.
• Infrastructure-as-code with Terraform.
• Experience with lakehouse patterns including Iceberg.

Responsibilities

• Standardize backup, restore, retention, and encryption policies across Aurora / RDS, Clickhouse, and MSK.
• Build storage observability dashboards for capacity, performance, replication, lag, and cost.
• Create a Storage Operations Agent for incident triage, slow-query investigation, and remediation workflows.

Skills

Aurora RDS

Clickhouse

Kafka / AWS MSK

Postgres

Iceberg

Lakehouse patterns

Python

Golang

Tools

Terraform

Job description

Cogent is seeking a Senior Storage Infrastructure Engineer to own how we store, protect, and operate data at scale on our Core Platform. You will build the backup, observability, and operations layer across relational, streaming, and analytical stores, making it agent-forward.

This hands-on role requires deep data infrastructure expertise and strong programming skills in Python and Golang, with IaC experience using Terraform. A data-focused startup background is a plus.