HackerRank website screenshot

HackerRank

HackerRank is a developer skills platform used by companies to screen, interview, and upskill technical talent, and by more than 26 million developers to practice coding and earn skill certifications. Its products include Screen (automated coding assessments), Interview (collaborative real-time coding interviews), Engage (technical hiring events and hackathons), and SkillUp. HackerRank for Work exposes a public REST API (v3) so customers can programmatically manage tests, candidates, questions, interviews, and results, and integrate assessments into their own applicant-tracking and hiring workflows. This API Evangelist profile catalogs HackerRank's developer surface and the enrichment artifacts derived from it.

HackerRank publishes 1 API on the APIs.io network. Tagged areas include Company, Developer Skills, Technical Hiring, Coding Assessment, and Recruiting.

HackerRank’s developer surface includes documentation, API reference, support, engineering blog, pricing, signup flow, authentication, and 6 more developer resources.

🌐 Visit website 📡 Source on GitHub
25.2/100 emerging ▬ flat Agent 13/100 agent aware Full breakdown ↓
scored 2026-08-10 · rubric v0.9.1
AccessSelf serve
1 APIs
CompanyDeveloper SkillsTechnical HiringCoding AssessmentRecruitingInterviewingEducationDeveloper Tools

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-08-10 · rubric v0.9.1
Composite quality — 25.2/100 · emerging
Contract Quality 0.0 / 25
Developer Ergonomics 8.3 / 20
Commercial Clarity 8.9 / 20
Operational Transparency 0.0 / 13
Governance 0.0 / 12
Discoverability 8.0 / 10
Agent readiness — 13/100 · agent aware
Machine-Readable Contract 0 / 18
Agentic Access Contract 0 / 10
MCP Server 0 / 12
Machine-Readable Auth 10 / 10
Idempotency 0 / 9
Stable Error Semantics 0 / 8
Request/Response Examples 0 / 7
Rate-Limit Signaling 0 / 7
Typed Event Surface 0 / 6
Agent Skills 0 / 5
Well-Known Catalog 4 / 4
Consent & Bot Identity 0 / 3
A2A Agent Card 0 / 8
Dry-Run / Simulate Mode 0 / 4
Improve this rating by publishing the missing artifacts — every area above can be raised, and the full rubric is at apis.io/rating/. This rating is computed from github.com/api-evangelist/hackerrank: open an issue to ask a question, or submit a pull request to add artifacts. Want it done for you? Prioritized profiling — $2,500 →

APIs 1

Individual APIs this provider publishes, each with its own machine-readable definition.

HackerRank for Work API

REST API (v3) for HackerRank for Work. Lets customers programmatically manage tests, candidates, questions, interviews, and results, and integrate coding assessments into their ...

Security Posture 2

Authentication, domain security, vulnerability disclosure, and trust-center signals.

Hackerrank Authentication

http · 1 scheme

SECURITY

Hackerrank Domain Security

TLSv1.3 · DNSSEC · DMARC

SECURITY

Resources

Get Started 3

Portal, sign-up, and the first successful call

DeveloperPortal
DeveloperPortal
 SignUp
SignUp
 Login
Login

Documentation 2

Reference material describing how the API behaves

Documentation
Documentation
 APIReference
APIReference

Agent Surfaces 1

MCP servers, agent skills, and machine-readable catalogs

WellKnown
WellKnown

Access & Security 2

Authentication, authorization, and security posture

Authentication
Authentication
 DomainSecurity
DomainSecurity

Operate 1

Status, limits, changes, and where to get help

Support
Support

Commercial 3

Pricing, plans, and the legal terms of use

Pricing
Pricing
 TermsOfService
TermsOfService
 PrivacyPolicy
PrivacyPolicy

Company 1

The organization behind the API

Blog
Blog

Source (apis.yml)

apis.yml Raw ↑ 
aid: hackerrank
name: HackerRank
description: HackerRank is a developer skills platform used by companies to screen, interview, and upskill technical talent,
  and by more than 26 million developers to practice coding and earn skill certifications. Its products include Screen (automated
  coding assessments), Interview (collaborative real-time coding interviews), Engage (technical hiring events and hackathons),
  and SkillUp. HackerRank for Work exposes a public REST API (v3) so customers can programmatically manage tests, candidates,
  questions, interviews, and results, and integrate assessments into their own applicant-tracking and hiring workflows. This
  API Evangelist profile catalogs HackerRank's developer surface and the enrichment artifacts derived from it.
url: https://raw.githubusercontent.com/api-evangelist/hackerrank/refs/heads/main/apis.yml
x-type: company
x-source: vc-portfolio
x-backed-by:
- battery-ventures
- y-combinator
x-tier: profile
x-tier-reason: has-public-api
accessModel:
  pricing: unknown
  onboarding: self-serve
  trial: false
  try_now: false
  public: false
  label: Self-serve signup
  confidence: medium
  source:
  - authentication
  generated: '2026-07-22'
  method: derived
specificationVersion: '0.20'
created: '2026-07-17'
modified: '2026-07-19'
image: https://www.hackerrank.com/wp-content/uploads/2018/08/hackerrank_logo.png
tags:
- Company
- Developer Skills
- Technical Hiring
- Coding Assessment
- Recruiting
- Interviewing
- Education
- Developer Tools
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com
- FN: APIs.json
  email: info@apis.io
apis:
- name: HackerRank for Work API
  description: REST API (v3) for HackerRank for Work. Lets customers programmatically manage tests, candidates, questions,
    interviews, and results, and integrate coding assessments into their own hiring and applicant-tracking workflows. Authenticated
    with a per-account bearer API key.
  humanURL: https://www.hackerrank.com/work/apidocs
  baseURL: https://www.hackerrank.com/x/api/v3
  tags:
  - Coding Assessment
  - Technical Hiring
  - Candidates
  - Tests
  properties:
  - type: APIReference
    url: https://www.hackerrank.com/work/apidocs
  - type: Authentication
    url: authentication/hackerrank-authentication.yml
common:
- type: DeveloperPortal
  url: https://www.hackerrank.com/work/apidocs
- type: Documentation
  url: https://support.hackerrank.com/hc/en-us
- type: APIReference
  url: https://www.hackerrank.com/work/apidocs
- type: Support
  url: https://support.hackerrank.com/hc/en-us
- type: Blog
  url: https://www.hackerrank.com/blog/
- type: Pricing
  url: https://www.hackerrank.com/pricing/
- type: SignUp
  url: https://www.hackerrank.com/get-started
- type: Login
  url: https://www.hackerrank.com/access-account
- type: TermsOfService
  url: https://www.hackerrank.com/about-us/terms-of-service
- type: PrivacyPolicy
  url: https://www.hackerrank.com/about-us/privacy
- type: Authentication
  url: authentication/hackerrank-authentication.yml
- type: WellKnown
  url: well-known/hackerrank-well-known.yml
- type: DomainSecurity
  url: security/hackerrank-domain-security.yml
x-enrichment:
  date: '2026-07-19'
  status: backfilled
  pass: local-v1
  note: backfilled from .gitignore signal + verified work evidence