Fill hard-to-find talent through employee networks.
Use employee referrals, AI-powered candidate sourcing, and warm introductions to reach qualified passive candidates that job boards and cold outreach consistently miss.
The usual recruiting playbook doesn't work for the candidates you actually need.
Recruiting for hard-to-fill roles is a different game. The candidates you need aren't browsing job boards, they aren't replying to cold InMails, and your competitors are chasing the same short list. Successful teams stop pushing harder on the channels that aren't working and start sourcing through the one signal cold outreach can't beat: relationships.
Specialized roles draw from a small pool, and that pool is already employed, contacted, and tired of recruiter outreach.
Cold LinkedIn InMails and outbound emails to senior or technical talent average single-digit response rates.
When every employer is chasing the same nurses, drivers, or engineers, paid channels become an auction race-to-the-bottom.
Hard reqs grind teams down. Sourcers burn weeks per role with no clear signal on which candidates will actually engage.
Job boards reach the wrong audience for hard-to-fill roles: candidates who are actively looking, not the passive talent you actually need.
Personalization at scale is still cold. Without an introduction, you compete against every other recruiter in their inbox.
The best candidates often aren't applying.
For specialized, senior, and skilled trades roles, the strongest candidates are already employed and out of reach of job-board funnels. They aren't answering cold outreach, but they will take a call from a former colleague, a respected peer, or a friend they trust. That hidden talent pool is what employee-powered sourcing unlocks.
- Passive candidates who never apply
- Candidates already employed and not searching
- Hidden talent pools inside employee networks
- Trust-based outreach drives the highest response rates
- Every employee adds new sourcing surface area
From open req to warm introduction, in seven steps.
- 01Enter a job URL
Paste any public or internal job link to start sourcing in seconds.
- 02ERIN analyzes the role
The model extracts skills, seniority, and signals that matter for this specific hire.
- 03Identify ideal employees
ERIN ranks employees by who is most likely to know strong candidates for the role.
- 04Map candidate connections
Surface named 1st-degree connections in each employee's network.
- 05Recommend referrals
Send personalized referral asks to the right employees automatically.
- 06Launch outreach
Recruiter outreach with referral context, or warm employee introductions.
- 07Generate warm introductions
Convert at 3–5× the rate of cold outreach, with stronger retention downstream.
Trust-based recruiting beats cold outreach every time.
Employee referrals for hard-to-fill roles consistently out-perform job boards and cold sourcing on every metric that matters, response rate, candidate quality, time-to-fill, retention, and cost. They work because they replace anonymous outreach with a trusted relationship, and ERIN scales that trust across the entire workforce.
Start with ERIN Source today. Add ERIN Refer when you're ready to scale.
Most teams open ERIN Source on their hardest reqs first, no platform rollout needed, and then layer in ERIN Refer to sustain referral volume across the whole workforce.
Turn employee networks into a sourcing engine
Paste a job URL. ERIN identifies the employees most likely to know qualified candidates, surfaces named connections, and drives warm introductions or direct outreach, without rolling out a platform to every employee.
- Paste any job URL, public or internal, to start sourcing
- AI ranks employees most likely to know qualified candidates
- Surfaces named 1st-degree connections inside employee networks
- Generates personalized referral asks and outreach in one click
- Warm introductions or direct candidate outreach
- No platform rollout required, recruiters can use it today
A referral program that generates more qualified candidates
A complete employee referral platform, mobile, text-to-refer, automated bonuses, ATS/HRIS integration, and AI engagement campaigns. Built for sustained referral volume across the workforce.
- Employee referral platform purpose-built for specialty and senior roles
- Automated AI campaigns aimed at the right internal networks
- Mobile, web, text-to-refer, and QR-code participation
- Tiered, automated bonuses for hard-to-fill role categories
- 70+ ATS integrations including Workday, iCIMS, Greenhouse, SuccessFactors
- HRIS-driven eligibility and engagement automation
From specialty nurses to senior engineers, wherever the candidate pool is thin.
Healthcare
Specialty nurses, physicians, advanced practice providers and allied health roles where every open shift impacts patient care.
Manufacturing
Skilled trades, maintenance and engineering talent, often the longest-open reqs on the board.
Technology
Software, data, and security professionals: passive candidates with the most inboxes and the lowest response rates.
Transportation
Drivers and fleet leadership, where referral-driven hiring consistently out-performs paid driver channels on quality and tenure.
Retail Leadership
Store leaders, district and regional managers, roles where culture fit and proven results matter more than résumés.
Sales & Leadership
Quota-carrying sales talent and executive leadership, the ultimate trust-based hires.
Built for the hardest reqs on your board.
ERIN Source scans employee networks for qualified candidates for any job URL, in seconds.
AI ranks employees by who is most likely to know strong candidates for each specific role.
Personalized job recommendations sent only to employees whose networks are likely to fit.
Trigger warm intros from employees to passive candidates, the highest-converting outreach in recruiting.
Recruiter outreach with referral attribution baked in, backed by employee context, not cold pitches.
Auto-launched, targeted campaigns that resurface hard reqs to the right employees without manual coordination.
Two-way sync with Workday, iCIMS, Greenhouse, SuccessFactors, Lever, Bullhorn and 70+ more.
Text-to-refer and SMS nudges that reach deskless and clinical employees outside of email.
Native iOS and Android apps so any employee can refer in under 30 seconds.
Time-to-fill, response rates, source-of-hire and recruiter productivity on hard reqs.
ERIN Studio generates role-specific assets, emails, social, Slack, to surround a hard req with relevance.
See which employees, teams, and locations have the densest connections to the talent you're trying to hire.
Outcomes from teams hiring through ERIN.
AI-generated campaigns for your hardest reqs.
ERIN Studio is a free AI toolkit for recruiting and HR teams. Generate role-specific recruitment marketing, referral campaign copy, and program optimization playbooks for hard-to-fill positions across every industry.
- Free AI toolkit for recruiting and HR teams
- Generate role-specific recruitment marketing in minutes
- Templates for nursing, engineering, drivers, leadership and more
- Referral program policies, bonus calculators, and playbooks
Recruiting for hard-to-fill roles, answered.
Guides for sourcing hard-to-fill talent
Fill roles traditional recruiting channels miss.
Discover qualified candidates through employee networks, referrals, and warm introductions with ERIN Source and ERIN Refer.