Cert Saint
Cert Saint
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Skill Verification Platform

Prove what you
can actually do.

CertSaint issues verified credentials backed by real assessments, not course completion certificates. Employers get proof. Learners get recognised for actual ability.

Start learning freeSee how it works
28,000+
Learners
9,800+
Credentials issued
68%
Avg pass rate
YOURSKILLSL5SQL OptimizationL4Next.jsL3System DesignL4TypeScriptL2KubernetesL3RedisL5React Hooks
CREDENTIAL ISSUED
SQL Query Optimization
Level 5 - Expert
ASSESSMENT PASSED
94%
SQL Query OptimizationReact HooksSystem DesignTypeScript GenericsPostgreSQL IndexingRedis ArchitectureNext.js App RouterDocker & ContainersREST API DesignKubernetesSQL Query OptimizationReact HooksSystem DesignTypeScript GenericsPostgreSQL IndexingRedis ArchitectureNext.js App RouterDocker & ContainersREST API DesignKubernetes
The difference

Certificates prove access.
We prove ability, not probability.

Traditional platforms charge for content. CertSaint charges for proof. The business model is built around what employers actually need.

Traditional platforms
Source of truthCourse completion
Credential value"I watched X hours"
Learner profileList of courses
Employer signalCertificate image
MonetisationCharge for access
Tutor incentiveUpload and earn per sale
CertSaint
Source of truthVerified skill levels (0-5)
Credential value"I demonstrated Y at level Z"
Learner profileSkill graph with evidence
Employer signalVerifiable API endpoint
MonetisationCharge for proof of ability
Tutor incentiveQuality-gated: tied to pass rates
The process

From enrolment to verified expert

Books
01
Enrol

Browse courses mapped to specific skills. Filter by the skill level you want to reach.

Target
02
Learn

Watch video lessons and read content. Progress auto-saves when 80% of a video has been watched.

Bolt
03
Prove

Attempt MCQ, coding, or project assessments. AI analyses reasoning quality, not just answers.

Badge
04
Credential

Reach the threshold and a PDF credential is issued. Employers verify programmatically via API.

The engine

Three ways to prove mastery

[]
Medium signal
Multiple Choice

Timed question banks with randomised option order. AI explains why wrong answers are wrong, not just flags them.

Deterministic grading
AI feedback per question
Option order randomised
Time-limit enforced server-side
{}
High signal
Coding Challenge

Write real code against hidden test cases in an in-browser editor. Judge0 executes it; AI assesses quality beyond pass or fail.

Judge0 sandboxed execution
AI code quality analysis
Hidden test cases
Readability and efficiency scored
<>
Highest signal
Project Submission

Upload an artefact or GitHub URL. Gemini evaluates against a rubric with per-dimension scores and rationale.

Rubric-based scoring
Per-criterion AI rationale
Optional tutor review
Synthesis-level signal
The metric

Six levels. One honest number.

Calculated from a weighted rolling average of your last 5 attempts. A single lucky score will not move your level.

0
No Exposure
Never attempted a related assessment
1
Awareness
Recognises concepts - < 40% assessment score
2
Beginner
Can apply basics - 40-59% assessment score
3
Competent
Works independently - 60-74% assessment score
4
Proficient
Solves complex problems - 75-89% assessment score
5
Expert
Consistent > 90% with strong AI-assessed reasoning quality
For Employers

Verify skills in one API call.

Every CertSaint credential has a public verification endpoint. Integrate it into your ATS, send it to a recruiter, or scan the QR code on the PDF.

JSON API
Machine-readable credential data - plug directly into hiring workflows
QR Code
Every PDF certificate carries a scannable QR linking to live verification
Revocation
Credentials can be revoked - your data is always current
No account required
Anyone can verify a credential. No login, no friction
GET /api/verify/tkn_a1b2c3d4e5f6
{
  "status": "VALID",
  "holder": "Alex Kimani",
  "skill": "SQL Query Optimization",
  "level": 4,
  "levelLabel": "Proficient",
  "issuedAt": "2025-01-15T09:22:00Z",
  "metadata": {
    "avgScore": 88,
    "assessmentCount": 3
  }
}
0+
Learners
0
Published Courses
0+
Credentials Issued
0%
Avg Pass Rate

Stop collecting certificates.
Start proving mastery.

Free to start. Credentials are issued when you earn them.

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