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AI & dataFunded startup

Anthropic

Researches AI safety and builds the Claude family of AI models, offered through its apps and a developer API.

Not known4 stage process documentedFounded 2021
Headquarters

San Francisco, California, United States

Headcount

1,000 to 5,000

1,000 to 4,999 people
Work model

Not known

Hiring

Not known

Not enough signal to say. Check the careers page directly.
Where to apply
Careers pageWebsite

Ask for a referral to Anthropic

A referral only means something if the person giving it can actually speak to your work. I will refer you where I know someone on the inside and your profile genuinely fits the role, and I will tell you plainly when I cannot. Either way you get an answer, and a straight one.

  • I read every request. A reply takes a few days, sometimes longer.
  • I will not refer someone for a role their profile does not fit. It wastes your time and costs me the contact.
  • Where I cannot refer you, I will say why, and point you at the way in that does work.
  • Nothing you send here is shared with anyone without you agreeing to it first.

If you found the opening, paste it. It tells me which team you mean.

A Drive, Dropbox or personal-site link is fine. Make sure it opens without a request for access, or I cannot read it.

At least a short paragraph. This is what I would be putting my name behind, so specifics beat adjectives.

Comma separated, up to six. Things you would be happy to be tested on.

How they hire

Anthropic welcomes AI help when polishing an application, but take-home work and live interviews are unaided unless it says otherwise. Reported timelines are around four to six weeks.

  1. 1

    Recruiter screen

    Reported
    Recruiter screenRemote

    A short intro call, with follow-ups later on.

  2. 2

    Coding assessment

    Reported +1
    Online testRemote

    Candidates report a 60 to 90 minute remote exercise in stages that get harder as you go. Anthropic says take-home assessments must be done without AI unless it says otherwise.

  3. 3

    Hiring manager screen

    Reported
    Hiring managerRemote

    Reported on some teams, focused on engineering judgement.

  4. 4

    Final interviews

    Reported +1
    Panel interview

    Around five interviews covering system design, coding, culture, experience and goals, and a technical project discussion. Live interviews are done without AI assistance unless stated.

    System designCodingCultureProject deep dive

What comes up

Recurring themes from candidate accounts, not a question bank. Nobody is served by leaked question lists, least of all you in the interview.

  • Practical, implementation-heavy coding

    Reported

    Candidates describe multi-part problems that grow as you solve them, rather than algorithm trivia.

  • Ownership and measurable outcomes

    Reported

    Project discussions focus on what you owned end to end and the results, more than the technology used.

Worth reading before you apply

From the Sefism resource library, matched to the rounds above.

Roadmap
Coding Interview Playbook

A structured learning path through coding interview preparation that brings together data structures and algorithms fundamentals, recursion and the pattern-based approach to coding questions in one order. It totals 77 chapters and 1,054 lessons, with quizzes, flashcards and a certificate. Use it when you have plenty of material but no clear plan for what to study first.

  • Job search
  • DSA
  • Career
Design Gurus · Interview Prep · 3 to 6 months
SubscriptionDetails
Roadmap
FAANG Coding Interview Roadmap

A bundle of five company-specific question courses covering the problems most often reported from Meta, Microsoft, Amazon, Google and Oracle coding rounds, each split into easy, medium and hard sets with worked solutions. It suits candidates who already know the core patterns and have a loop booked at one of these companies, and want to rehearse on the questions those interviewers are known to ask.

  • Job search
  • DSA
  • Career
Design Gurus · Interview Prep · 3 to 4 months · Advanced
SubscriptionDetails
Platform
AI Mock Interviews

On-demand mock interviews with an AI interviewer for coding and system design rounds. It asks questions, follows up on your reasoning the way a real interviewer would, and ends with detailed feedback and a custom improvement plan. It suits software engineers preparing for technical interviews who want to practise whenever they are free and repeat sessions until their answers feel natural.

  • AI
  • Job search
  • Career
Design Gurus · AI & Machine Learning · 45 minutes per session
Included with annual plan, also sold separatelyDetails
Course
Grokking the AI System Design Interview

A course on AI system design interviews, from classic ML systems such as recommendations, ranking and fraud detection to LLM serving costs, RAG, generative AI products and agentic systems, with a repeatable framework and full case studies. It takes about 20 hours across 9 chapters. It suits engineers who can write code and know what a model, an API and a database are, and are facing design rounds that now include AI.

  • AI
  • System design
  • Job search
Design Gurus · AI & Machine Learning · 3 to 5 weeks · Beginner
SubscriptionDetails
Cheat sheet
Sefism Job Search Cheat Sheet

A revision reference for every step of a software job search, in 8 chapters and 55 concepts: target role and level, resume and keyword mirroring, proof of work, referrals and reply rate, what technical and behavioural rounds look for, the parts of an offer (total compensation, RSUs, options, vesting and cliff) and polite negotiation. It suits anyone in an active search and follows the Sefism Job search roadmap chapter by chapter. Use it to revise after each stage and to read an offer properly before you reply.

  • Career
  • Job search
Sefism · Career Growth · Reference
FreeDetails
Roadmap
Sefism Job Search Roadmap

A seven-stage plan for looking for a software job on purpose instead of mass applying: choose a target role, level and tiered company list, build a one-page resume and proof of work, apply through referrals and short messages with a tracked weekly rhythm, get ready for the technical and behavioural rounds, and compare and negotiate offers. It suits final-year students, graduates hearing nothing back and experienced engineers changing company. At the end you have a search you can measure and a researched number when the offer arrives.

  • Career
  • Job search
  • Personal branding
Sefism · Career Growth · About 146 hours, roughly 31 weeks at 5 hours a week
FreeDetails
Browse the whole library

What it pays

Nothing collected for this company yet, and nothing worth guessing at. A made-up range is worse than no range because people negotiate against it.

Add to the Anthropic page

This library is only as good as what people who have been through it are willing to share. Most of these companies have no hiring process documented anywhere, and one account of what the rounds actually were is worth more than anything I can research from the outside.

What are you adding?

This decides how the claim is labelled on the page. Only someone representing the company can produce an “official” label, and I check that separately.

Year and month.

Comma separated topics, not the questions themselves.

Round by round is ideal: what each one was, how long, remote or in person, and what it covered.

Credit

Anonymous is the default. If you keep it anonymous, nothing identifying you reaches the page: it is published as a candidate account and your name stays with me. Never send anything covered by an NDA, and never send a take-home or a question paper.

Universities they recruit from

No sourced university links yet. A campus drive, a career fair appearance or an internship partnership is what puts a university here.

Add to the Anthropic page

This library is only as good as what people who have been through it are willing to share. Most of these companies have no hiring process documented anywhere, and one account of what the rounds actually were is worth more than anything I can research from the outside.

What are you adding?

This decides how the claim is labelled on the page. Only someone representing the company can produce an “official” label, and I check that separately.

Year and month.

Comma separated topics, not the questions themselves.

Round by round is ideal: what each one was, how long, remote or in person, and what it covered.

Credit

Anonymous is the default. If you keep it anonymous, nothing identifying you reaches the page: it is published as a candidate account and your name stays with me. Never send anything covered by an NDA, and never send a take-home or a question paper.

How to actually get seen

Write your application yourself first, then refine it, as Anthropic suggests. Prepare to walk through one project you owned end to end with concrete results.

Sources

Whole profile last checked 2026-09-22.

Interviewed at Anthropic? Fill in what changed.

Processes change, rounds get added, tests get replaced. If what you went through was different from what is on this page, tell me and I will update it.

Want me to refer you here?

Send me the role, your CV and a few honest paragraphs on why you fit it. Where I know someone inside and your profile matches, I will make the introduction. Where I cannot, I will tell you why and point you at the route that does work. You get an answer either way.

Ask for a referral to Anthropic

A referral only means something if the person giving it can actually speak to your work. I will refer you where I know someone on the inside and your profile genuinely fits the role, and I will tell you plainly when I cannot. Either way you get an answer, and a straight one.

  • I read every request. A reply takes a few days, sometimes longer.
  • I will not refer someone for a role their profile does not fit. It wastes your time and costs me the contact.
  • Where I cannot refer you, I will say why, and point you at the way in that does work.
  • Nothing you send here is shared with anyone without you agreeing to it first.

If you found the opening, paste it. It tells me which team you mean.

A Drive, Dropbox or personal-site link is fine. Make sure it opens without a request for access, or I cannot read it.

At least a short paragraph. This is what I would be putting my name behind, so specifics beat adjectives.

Comma separated, up to six. Things you would be happy to be tested on.

Add to the Anthropic page

This library is only as good as what people who have been through it are willing to share. Most of these companies have no hiring process documented anywhere, and one account of what the rounds actually were is worth more than anything I can research from the outside.

What are you adding?

This decides how the claim is labelled on the page. Only someone representing the company can produce an “official” label, and I check that separately.

Year and month.

Comma separated topics, not the questions themselves.

Round by round is ideal: what each one was, how long, remote or in person, and what it covered.

Credit

Anonymous is the default. If you keep it anonymous, nothing identifying you reaches the page: it is published as a candidate account and your name stays with me. Never send anything covered by an NDA, and never send a take-home or a question paper.

Work with me

Stuck on something specific?

Writing only gets you so far. If you want an answer to your situation rather than the general case, book a session and we will work through it together. Sessions are free for approved Sefism members, and a few slots open each week.

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