AH
Ahrefs· HQ in Singapore

OCaml Developer

Location: Tokyo, Japan; Singapore; Palo Alto, CA, United States; Cambridge, MA, United States · Category: Engineering & Development · Seniority: Mid-Level · Posted: May 2, 2026 · Verified: Sep 30, 2026

Role Overview & Description

Develops and maintains Ahrefs' proprietary web crawler and data infrastructure using OCaml, focusing on large-scale systems indexing over 100 billion pages. Requires expertise in backend development and handling massive data volumes.
Source & Transparency: This position was structured directly from the publicly accessible career portal of Ahrefs. Details on the employer’s original job posting are authoritative. Polaris7 charges no placement fees and conducts no candidate screening.

About the company

AH

SEO intelligence and web analytics software for marketers and agencies.

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