What it is
Plum is the talent-assessment platform built around behavioral and personality fit — measuring candidate attributes (problem-solving style, work motivation, social style, adaptability) and matching them against role profiles. Different category from skills assessment (HackerRank, TestGorilla, Vervoe) — Plum measures who the candidate is rather than what they can do.
Why it shows up in Recruiting stacks
- Behavioral fit signal. Some research suggests behavioral fit correlates with retention and on-the-job satisfaction more strongly than skills alone — particularly for roles where culture fit and team dynamics matter.
- Reusable across the employee lifecycle. Plum profiles persist beyond hiring — useful for internal mobility, team composition, and succession planning. The same data that informed a hire informs a promotion 3 years later.
- One assessment per candidate, applied to multiple roles. Candidates take the assessment once; results are matched against multiple role profiles. Reduces the assessment-fatigue that hurts candidate experience.
Pricing
- Custom only. Per-employee or per-assessment pricing typical; effective entry point in the mid-five figures annually for mid-market.
- Annual contracts standard; pilot programs available for evaluating before broader deployment.
- Implementation typically 30-60 days.
Best for
- Mid-market and enterprise companies where behavioral fit is a recognized hiring criterion
- Organizations investing in internal mobility and succession planning beyond hiring
- Customer-facing roles where personality and behavioral attributes meaningfully predict success
Watch-outs
- Personality-assessment validity is contested in the research literature — meta-analyses show modest predictive power, far less than structured interviews or skills assessments
- Behavioral assessment must be carefully designed to avoid disparate-impact bias against protected classes — particularly important for the AI-graded variants
- AI bias-audit obligations under EU AI Act, NYC Local Law 144, Illinois AVDA apply
- Should be one signal among several in hiring decisions, not the primary signal — over-weighting personality assessment produces worse outcomes than weighting it appropriately alongside skills and structured interview signal