BlindStairs
BlindStairs
API

Ethical hiring AI, delivered via API.

Integrate explainable and auditable hiring intelligence without building governance and validation logic from scratch.

  • Modular APIs for anonymization, evaluation, and analytics
  • Repeatable, reproducible outputs
  • Designed for governance in regulated environments

Architecture

Client system -> BlindStairs API -> Structured outputs + audit log
What you can build

Build ethical hiring features into your product.

BlindStairs APIs let you embed ethical hiring capabilities without building complex governance, validation, or fairness logic from scratch.

Blind screening and anonymization

Produce anonymized, structured candidate profiles for fair early screening.

Profile data -> Structured, anonymized profile

Criteria-based evaluation

Produce reproducible scores against formalized job criteria.

Profile + criteria -> Reproducible score

Explainable analytics

Produce traceable outcomes and explanations.

Evaluation results -> Explanations + audit record
API modules

Modular API architecture.

Use only what you need. Each module can be integrated independently or combined in a full evaluation pipeline.

Anonymization API

Input

Unstructured or semi-structured profile data

Output

Structured, anonymized representation

  • Removes direct identifiers and reduces indirect demographic leakage
  • Designed for early-stage screening

Evaluation API

Input

Anonymized profile + formalized criteria

Output

Reproducible score and condition-level results

  • Repeatable evaluation (same input -> same result)
  • Built for criteria-based scoring

Analytics and Audit API

Input

Validated evaluation results

Output

Explanations, audit records, governance metadata

  • Supports internal review and compliance processes
  • Machine-readable audit outputs

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Pipeline diagram with modules and validation gates
Validation and determinism

Repeatable and validated by design.

BlindStairs APIs are designed to produce stable and reviewable outputs, essential for regulated and high-impact decision contexts.

  • Repeatable processing: no stochastic scoring at inference time
  • Stability checks: equivalent inputs produce consistent outputs
  • Validation gates: automatic checks before results are returned
  • Same profile under the same criteria always produces the same result

Validation mechanisms are internal to the system and documented for review.

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Input A -> Output A (repeatable)
Explainability

Explainable outputs, not black boxes.

Explanations are designed to be consumable by both machines and humans.

  • Criteria-level evaluation results
  • Clear linkage between inputs, conditions, and outcomes
  • Machine-readable audit records
							Score: 78
Criteria met:
- Required skills
- Experience level
- Optional certification (not met)
						

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Explanation card mock
Deployment and integration

Designed for enterprise deployment.

  • API-first (REST / JSON)
  • Flexible deployment: cloud, private cloud, or on-premise (where required)
  • Stateless requests where applicable, to support scalable integration
  • Designed to integrate with HR systems (ATS), HR platforms, and marketplaces

BlindStairs does not require access to sensitive personal identifiers for evaluation outputs.

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Cloud / private / on-prem icons
Security and privacy

Security and privacy by design.

  • Data minimization principles
  • Anonymization at early stages
  • Role-based access to outputs
  • Designed to support GDPR-aligned processing

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Security and privacy icons
Who this is for

Who integrates BlindStairs APIs?

HR systems (ATS) and HR platforms

Add ethical screening and explainability to your core product.

Job marketplaces

Support fairer ranking and matching with traceable outcomes.

Enterprise IT teams

Integrate with internal hiring and talent systems.

Documentation and onboarding

API documentation and onboarding.

API documentation is available upon request and shared under NDA when required.

  • OpenAPI and endpoint documentation
  • Integration guides and examples
  • Governance and validation notes
  • Test environment access (if applicable)

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API docs and onboarding stack

Ready to review compliance with a specialist?

Book a short meeting to review governance, validation, and documentation.