Jev knowledge base·verified Sep 22, 2026

jev for recruiting workflows

Use Jev only for explicit job-related evidence with bias testing, human review and appeal. Never make autonomous employment decisions.

the short answer

Jev can help organize job-related evidence against explicit criteria, such as identifying whether an application describes a required experience. It should not make autonomous hiring or rejection decisions. Keep protected attributes out of state, test subgroup errors, require trained human review, preserve the evidence and provide correction or appeal under applicable employment and privacy law.

Semantic decision
Identify evidence for a specific, job-related criterion or route an application for human review.
Likely primitive
Noul for evidence presence; Score only for a concrete ordered competency rubric.
Relevant state
job-relevant application text and criterion definitions, excluding protected attributes and proxies where possible.
Keep deterministic
Code handles consent, access, retention, legal requirements, reviewer assignment and every employment decision.

The Useful Jev Decision

Identify evidence for a specific, job-related criterion or route an application for human review. Jev should receive only the state needed for that judgment: job-relevant application text and criterion definitions, excluding protected attributes and proxies where possible. The application defines the possible answers before inference and consumes the typed result; Jev does not own the surrounding workflow.

A reviewer aid can surface passages that mention one required technology while leaving equivalence and candidate assessment to trained people. This is a design pattern, not evidence that every implementation will perform well. Test the exact state, question, model version and action against representative outcomes.

Architecture: Evidence in, Judgment Out, Action in Code

The source record and projected state are not interchangeable. If decisive evidence never enters state, the model cannot recover it; if irrelevant or adversarial text is copied wholesale, it can move the result. Give the projection its own version and test it with the question. The state-design guide shows how to separate trusted fields, untrusted content and derived values.

01Source evidencejob-relevant application text and criterion definitions, excluding protected attributes and proxies where possible.
02Deterministic preparationValidate fields, remove irrelevant context and construct only permitted candidates.
03Jev judgmentIdentify evidence for a specific, job-related criterion or route an application for human review. Use Noul for evidence presence; Score only for a concrete ordered competency rubric.
04Application decisionCode handles consent, access, retention, legal requirements, reviewer assignment and every employment decision.
05Observed outcomeRecord what happened after the action so the configured evaluator can be measured.
A jev for recruiting workflows system should expose each boundary instead of treating Jev as the whole application.

What Remains in Code

Code handles consent, access, retention, legal requirements, reviewer assignment and every employment decision. Exact checks should run before the model when they can narrow or reject candidates. After Jev returns, code applies thresholds, permissions, fallbacks and the final action. Store the raw distribution rather than only the selected label so later evaluation can distinguish a close decision from a concentrated one.

Version the Complete Decision Instrument

A final label alone is not enough to investigate a regression. The same label can come from a clear distribution or a near-tie, and it may have been produced by a different candidate set or projection. Keep the record append-only so a later threshold change can be replayed without rewriting history. The evaluator scorecard defines validity, robustness, calibration and utility checks for this complete instrument.

ComponentWhat to record
Evidence unitThe source record and projection used for: job-relevant application text and criterion definitions, excluding protected attributes and proxies where possible.
Question contractIdentify evidence for a specific, job-related criterion or route an application for human review.
Primitive and criteriaNoul for evidence presence; Score only for a concrete ordered competency rubric.
Inference identityRequested model, resolved model, provider, timestamp and request ID
Raw resultSelected answer, complete distribution, confidence where defined, latency and failure state
Application outcomeThreshold branch, review or fallback, final action and later ground truth

How to Evaluate This Use Case

  1. Collect representative examples and define the observable outcome before tuning the question.
  2. Split broad quality into independently useful Choice, Score or Noul judgments.
  3. Pin the Jev model, question, criteria and state projection.
  4. Measure class-level errors, calibration, coverage, latency and cost against the simplest baseline.
  5. Add review or fallback behavior, then monitor drift and real downstream outcomes.

Run a Decision-Level Baseline Experiment

Compare the Jev design with the simplest credible existing method: deterministic rules, a keyword or embedding classifier, the current LLM prompt, or human-only handling. Hold the evidence unit and outcome definition constant, but allow each method to use its native interface. Include invalid responses, timeouts, retries and review work in the result instead of scoring only successful model calls.

The primary metric should reflect the cost of getting “Identify evidence for a specific, job-related criterion or route an application for human review.” wrong. Report class or rubric errors by important slice, calibration where the output supports it, automation coverage at the proposed threshold, p50/p95 latency and total workflow cost. Use grouped or time-based splits when related records could leak across train and test. The benchmark methodology gives a reproducible protocol.

Main Failure Mode

Historical data and apparently neutral language can encode discrimination; automation may create unlawful disparate impact or remove meaningful appeal. Jev 1.13 can also read instructions literally, lose accuracy in irrelevant long state and be steered by adversarial content. Keep state narrow, define boundary cases and never treat model confidence as authorization.

FAQ

Is Jev a good fit for recruiting?

Jev can help organize job-related evidence against explicit criteria, such as identifying whether an application describes a required experience. It should not make autonomous hiring or rejection decisions. Keep protected attributes out of state, test subgroup errors, require trained human review, preserve the evidence and provide correction or appeal under applicable employment and privacy law.

Which Jev primitive should I start with?

Noul for evidence presence; Score only for a concrete ordered competency rubric. Start from what the answer means: Choice for one option, Score for ordered levels and Noul for one independent yes/no condition.

What should not be sent to Jev?

Do not send fields irrelevant to the decision. Code handles consent, access, retention, legal requirements, reviewer assignment and every employment decision. Keep secrets and regulated data within the deployment's approved data-handling design.

How do I know whether the integration works?

Compare it with a deterministic or existing baseline on held-out outcomes. Report errors and coverage at the operating threshold, not only average accuracy or a demo result.

Sources

Checked against the sources below on September 22, 2026. Model versions, prices and limits change.

  1. TypeSafe AI docs: Example use cases
  2. TypeSafe AI docs: How to build with System One
  3. TypeSafe AI docs: Primitives
  4. TypeSafe AI docs: Confidence
  5. TypeSafe AI docs: Jev 1.13 jaggedness
  6. Community index: awesome-jev