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Technical HiringAssessment IntegrationATS

WeCP integration with Greenhouse for scalable technical screening

Titus Juenemann October 21, 2025

TL;DR

The We Create Problems (WeCP) integration for Greenhouse connects a high-volume technical assessment engine to your ATS to automate candidate invites, scheduling, and result ingestion into Greenhouse scorecards. It suits technical recruiting teams, hiring managers, campus programs, and enterprises that need standardized, scalable technical screening. Key benefits include reduced interviewer hours, faster time-to-hire, and more objective evidence of candidate skill; enablement requires assessment blueprints, API setup, a pilot, and calibration. For best results, match questions to real work, monitor pass rates, and complement the flow with AI resume screening to ensure the right candidates are assessed at the right time.

We Create Problems (WeCP) integrated with Greenhouse connects single-source applicant tracking with a large technical assessment engine so recruiters and hiring teams can evaluate technical skills at scale without manual coordination. The integration syncs candidate data, automates invite and scheduling workflows, and returns structured scores and reports into Greenhouse to speed decision-making. This article explains how the WeCP–Greenhouse integration works, which teams gain the most value, measurable benefits, implementation steps, security considerations, and best practices for designing assessments that predict on-the-job performance. It concludes with practical deployment advice and a short recommendation on combining AI resume screening to further accelerate and refine the candidate funnel.

How the integration moves data between systems

Direction What moves Purpose
Greenhouse → WeCP Candidate profile, application status, job requisition ID Automatically trigger assessments for candidates at a given workflow stage
WeCP → Greenhouse Assessment invites, scheduling links, completed scorecards, code submissions, session recordings Embed results and screening decisions into candidate profile and scorecards
Both directions Interview scheduling updates, assessment completion timestamps Keep calendars and statuses synchronized to reduce no-shows and admin work

Who should evaluate the WeCP–Greenhouse integration

  • Technical recruiting teams Teams that screen high volumes of software engineering, data science, or DevOps applicants—where technical accuracy and speed determine time-to-hire—benefit most.
  • Engineering hiring managers Managers who want objective, work-sample-based evidence of candidate capability before scheduling costly interviews.
  • Early-career and university hiring teams Programs that run campus drives and hackathons can use automated invites and scoring to reliably shortlist students at scale.
  • Enterprise talent teams Large organizations that must standardize technical assessment across regions and languages to maintain consistent hiring quality.
ZYTHR for Greenhouse – Featured Section
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AI resume screener for Greenhouse

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ZYTHR - AI resume screener for Greenhouse ATS
Name Score Stage
Oliver Elderberry
9
Recruiter Screen
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8
Recruiter Screen
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Recruiter Screen
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4
Not a fit
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Not a fit
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Not a fit

Primary use cases

  • Screening before interviews Use WeCP assessments as the primary technical gate to reduce live interview time and focus on higher-signal interactions.
  • Lateral hiring Validate claims on resumes quickly by running role-specific projects and pair-programming sessions.
  • Campus hiring and hackathons Automate volume assessment and identify top performers with timed problems and leaderboard analytics.
  • Upskilling and internal mobility Assess current employees for role transitions or training needs using the same question library and standards.

Core WeCP features to leverage with Greenhouse

  • Unbiased scoring and work-sample tests Automated, consistent evaluation that focuses on output rather than pedigree—useful to align hiring decisions to measurable skills.
  • 2+ million question library Large, varied question sets covering languages, frameworks, cloud, and domain-specific problems reduce question fatigue and repetition.
  • Pair-programming & whiteboarding Live collaborative sessions reproduce in-role problem solving and generate artifacts for hiring discussions.
  • Smart interview scheduler Reduces coordination overhead by syncing availability and reschedules between WeCP and Greenhouse calendar invites.

Step-by-step implementation checklist

  • Define assessment profiles Map each job family to an assessment blueprint (skills, difficulty, time limits, pass thresholds) before integration.
  • Configure API keys and permissions Set up scoped credentials in Greenhouse and WeCP; limit permissions to candidate data and status updates needed for the workflow.
  • Design invite and scheduling rules Decide which Greenhouse stage triggers an invite (e.g., after resume screen) and how reminders and reschedules should behave.
  • Pilot with a single role Run a 4–6 week pilot for one team to validate pass rates, false positives, and candidate experience before full rollout.
  • Train interviewers and recruiters Share scoring rubrics and readouts; teach hiring managers how to interpret WeCP reports in Greenhouse scorecards.

Security and privacy are central when connecting assessment platforms to an ATS. WeCP provides configurable data retention, role-based access, and ties into Greenhouse’s permissions model to limit who sees candidate answers, recordings, or raw code. Before deployment, review WeCP’s privacy policy and confirm regional data residency if you operate across EMEA, APAC, or North America. Also define an internal retention policy for assessment artifacts and ensure legal/HR sign-off on candidate consent language in invites. These steps reduce compliance risk and make audit trails straightforward.

Key metrics to track and expected impact

Metric What to measure Realistic short-term outcome
Time-to-first-technical-assessment Time from application to assessment invite Reduced from days to hours with automated triggers
Interview hours saved Total interviewer hours avoided by screening Cut live technical interviews by 30–60% for screened roles
Quality-of-hire proxy Retention and ramp rates for hires who passed WeCP Faster ramp and fewer technical mismatches reported

Best practices for assessment design

  • Match problems to day-one tasks Design question sets that reflect real work to improve predictive validity—preface assessments with context similar to job requirements.
  • Mix question types Combine micro-exercises, pair-programming, and project-based tasks to capture speed, accuracy, and architectural thinking.
  • Set transparent scoring thresholds Document pass/fail criteria in Greenhouse scorecards so reviewers understand what constitutes a progressing candidate.
  • Localize where appropriate If hiring across regions, use language and platform localization to improve candidate clarity and reduce drop-off.

Candidate experience affects completion rates and employer brand. Use concise invites, clear time estimates, and practice problems so applicants know what to expect. The WeCP scheduler integrated with Greenhouse reduces no-shows by offering flexible windows and automatic calendar links; combine that with reminder cadences to keep completion rates high.

Common pitfalls and how to avoid them

  • Over-assessing early Avoid lengthy, high-effort assessments at the first touchpoint; use short screening tasks and escalate depth for strong performers.
  • Ignoring calibration Calibrate grading and thresholds across teams monthly to prevent drift and inconsistent pass rates.
  • Under-communicating results Publish clear guidance on what different score bands mean to reduce subjective interpretation in interviews.

Pricing and scaling considerations typically center on per-assessment costs, seat licenses for interviewers, and any partner implementation fees. WeCP is commonly used by organizations from mid-market to enterprise (1,001+ employees), and pricing models support volume discounts for campus drives and hiring waves. Run a cost-per-hire projection during the pilot to compare savings from reduced interview hours and faster fills.

Practical example: a university hiring program used the WeCP–Greenhouse flow to screen 2,000 applicants for a summer internship cohort. Automated invites, timed coding problems, and leaderboard filtering reduced manual review by 85% and produced a shortlist of 200 students with verifiable project submissions. The hiring team then used pair-programming sessions for the final 50, cutting on-site interview time by half and improving fast-track offer acceptance rates.

Common questions about integration and operations

Q: How long does integration take?

A: A basic integration with API keys, a single assessment blueprint, and scheduling rules can be completed in 2–4 weeks. A full enterprise rollout with multiple teams and training often takes 6–10 weeks depending on approvals and localization needs.

Q: Can I use WeCP results to automate moves in Greenhouse?

A: Yes. You can configure stage transitions or candidate tags in Greenhouse based on WeCP pass/fail thresholds so candidates automatically advance to technical interviews or receive rejection notifications.

Q: How are live interview artifacts stored?

A: WeCP stores session recordings, code snapshots, and whiteboard logs which are referenced in Greenhouse scorecards. Retention is configurable; confirm storage duration that meets your compliance policies.

Q: Do assessments support multiple languages?

A: Yes. WeCP supports assessments and candidate-facing UI in many languages including English, Spanish, Arabic, Chinese, French, German, Portuguese, and several others to match global hiring needs.

Speed up technical hiring with automation and smarter screening

Combine WeCP’s rigorous technical assessments with ZYTHR’s AI resume screening to shorten time-to-hire and improve shortlist accuracy. ZYTHR automatically ranks resumes for role-fit, passing top candidates into your Greenhouse–WeCP workflow so hiring teams spend less time on manual reviews and more time interviewing the best talent.