Ahrefs

OCaml developer in distributed systems

In short

This role is a backend developer position focused on distributed systems, networks and OS fundamentals, with the backend mostly implemented in OCaml and some C++. The company is Ahrefs, and the position is office-based (onsite). It requires proficiency in OCaml, with knowledge of C++ being a plus but not essential, and demands handling the full development cycle of components independently.

About the Role
Ahrefs is looking for a backend developer with deep understanding of networks, distributed systems, OS fundamentals and taste for simple and efficient architectural designs. Our backend is mostly implemented in OCaml with some C++.
Responsibilities
•Independently deal with bugs, schedule tasks and investigate code
•Make well-reasoned technical choices and take responsibility for them
•Understand the whole technology stack at all levels: from network and user-space code to OS internals and hardware
•Handle full development cycle of a single component i.e. formalize task, write code and tests, setup and support production, resolve user requests
•Approach problems with a practical mindset and suppress perfectionism when time is a priority
•Write flexible, maintainable code and adapt to post-launch requirements/tweaks
Requirements
•Proficiency in OCaml
Nice to have: Knowledge of C++ is a plus but not essential
Conditions
•Competitive compensation package
•Informal and thriving work atmosphere
•Above-average perks and fringe benefits
•First-class workplace (hardware, software, etc) in the modern office

Stop applying.
Get referred.

$10 in free credits

In just 60 seconds, fully on autopilot — Eraldt's AI agents read your CV, map the roles you fit, find live vacancies and the people who can refer you, write personal emails, and get you referred.

This isn't an application: your CV doesn't go to the company, and we don't promise a referral for this exact role.

Discover who else lands interviews on autopilot