{"schemaVersion":"jobsearcher.job.v1","id":"9a21a514750c0aa6cb6076f3","url":"https://jobsearcher.com/jobs/9a21a514750c0aa6cb6076f3","canonicalUrl":"https://jobsearcher.com/jobs/9a21a514750c0aa6cb6076f3","title":"Datacap Developer","description":"OCaml DeveloperCambridge, Massachusetts, United States; Palo Alto, California, United States; Singapore; Tokyo, JapanAhrefs 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++.This role is based out of one of our offices — Palo Alto, Cambridge (MA), Singapore or Tokyo. You can be based in whichever of these you have the legal right to work in, but this is an on-site role: we're looking for someone who'll be in the office with the team.In this role, be prepared to deal with 25 petabytes of live data, OCaml and Linux on a daily basis.Ahrefs OCamlBasic Requirements: Proficiency in OCamlKnowledge of C++ is a plus but not essentialThe Ideal Candidate Is Expected To: Independently deal with bugs, schedule tasks and investigate codeMake well-reasoned technical choices and take responsibility for themUnderstand the whole technology stack at all levels: from network and user-space code to OS internals and hardwareHandle full development cycle of a single component i.e. formalize task, write code and tests, setup and support production, resolve user requestsApproach problems with a practical mindset and suppress perfectionism when time is a priorityWrite flexible, maintainable code and adapt to post-launch requirements/tweaksThese requirements stem naturally from our approach to development with fast feedback cycle, highly-focused personal areas of responsibility and strong tendency to vertical component splitting.If your preference is leaning towards making the web functional and working on user-facing stuff, you may want to consider our ReasonML position instead.What You GetCompetitive compensation packageInformal and thriving work atmosphereAbove-average perks and fringe benefitsFirst-class workplace (hardware, software, etc) in the modern officeLocation: Palo Alto, Cambridge (MA), Singapore or Tokyo — on-siteAhrefs does not engage with agencies or third party recruitment solutions for the roles we hire for. If at any point we need help, we'll let you know!","company":"Ahrefs","rawCompany":"ahrefs","city":"Somerville","state":"MA","isRemote":false,"isActive":false,"createdAt":"2026-09-17T04:26:31.463Z","occupations":[{"code":"15-1252.00","title":"Software Developers","slug":"software-developers"},{"code":"15-1254.00","title":"Web Developers","slug":"web-developers"},{"code":"15-1251.00","title":"Computer Programmers","slug":"computer-programmers"}],"industries":[{"code":"513210","title":"Software Publishers","slug":"software-publishers"},{"code":"541511","title":"Custom Computer Programming Services","slug":"custom-computer-programming-services"},{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Datacap Developer","description":"OCaml DeveloperCambridge, Massachusetts, United States; Palo Alto, California, United States; Singapore; Tokyo, JapanAhrefs is looking for a backend developer with deep understanding of networks, distributed systems, OS fundamentals and taste for simple and efficient architectural designs. 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You can be based in whichever of these you have the legal right to work in, but this is an on-site role: we're looking for someone who'll be in the office with the team.In this role, be prepared to deal with 25 petabytes of live data, OCaml and Linux on a daily basis.Ahrefs OCamlBasic Requirements: Proficiency in OCamlKnowledge of C++ is a plus but not essentialThe Ideal Candidate Is Expected To: Independently deal with bugs, schedule tasks and investigate codeMake well-reasoned technical choices and take responsibility for themUnderstand the whole technology stack at all levels: from network and user-space code to OS internals and hardwareHandle full development cycle of a single component i.e. formalize task, write code and tests, setup and support production, resolve user requestsApproach problems with a practical mindset and suppress perfectionism when time is a priorityWrite flexible, maintainable code and adapt to post-launch requirements/tweaksThese requirements stem naturally from our approach to development with fast feedback cycle, highly-focused personal areas of responsibility and strong tendency to vertical component splitting.If your preference is leaning towards making the web functional and working on user-facing stuff, you may want to consider our ReasonML position instead.What You GetCompetitive compensation packageInformal and thriving work atmosphereAbove-average perks and fringe benefitsFirst-class workplace (hardware, software, etc) in the modern officeLocation: Palo Alto, Cambridge (MA), Singapore or Tokyo — on-siteAhrefs does not engage with agencies or third party recruitment solutions for the roles we hire for. 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