Refolk / Blog
Sourcing notes from people who actually hire engineers.
Opinionated writing on finding, evaluating, and hiring technical talent. Grounded in real data, named tools, and recruiting math that pencils out.
Texas Priced LinkedIn's Ghost Jobs at $17.8B. Sourcing Changes Now.
Texas AG Paxton opened a July 14, 2026 investigation into LinkedIn's 27% ghost-job rate. Here is the outbound sourcing workflow that replaces it.
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59 articles- Aug 5, 2026·10 min read
Defense Tech VC Doubled to $12.3B. The Cleared Engineer Pool Is 41.
Defense VC hit $12.3B in H1 2026 but cleared engineer supply grew low single digits. Here is how to source the hidden pool most founders miss.
defense tech recruitingcleared software engineer hiring - Aug 5, 2026·9 min read
48% of Software Interviews Are AI-Cheated. The Filter Moves Left.
Fabric flagged 48% of software engineering interviews for AI cheating. Detection is losing. Sourcing on verifiable GitHub signal is now the real filter.
ai interview cheating software engineersinterview fraud statistics 2026 - Aug 4, 2026·9 min read
Polygon Labs' Second 2026 Cut: "Ex-Polygon" Finds 12,546. zkEVM Finds 24.
Polygon Labs' July 16, 2026 layoffs hit protocol R&D. Here's why "ex-Polygon" on LinkedIn returns 12,546 profiles but only 24 shipped zkEVM.
ex-Polygon engineersPolygon Labs layoffs 2026 - Aug 4, 2026·9 min read
Microsoft Frontier Wants 6,000 FDEs. The US Pool Is 2,974.
Microsoft Frontier and AWS committed $3.5B to hire thousands of forward deployed engineers. Refolk's index shows the real US pool is 2,974 people.
Microsoft Frontier Company hiringforward deployed engineer sourcing - Aug 4, 2026·9 min read
Etched Raised $300M to Hardcode Transformers. The US Pool Is 7.
Etched's $10.3B Series C bets on transformer-hardcoded silicon. The US engineers who can build it number 7, not 74. Here is how to find them.
transformer ASIC engineersEtched hiring - Aug 4, 2026·9 min read
How to Source Engineers From the Aug 2026 HN "Who Is Hiring?" Thread
The Aug 2026 HN Who Is Hiring thread (item 49156683) is live for 30 days. Here's the role mix, the AI split, and the counter-thread nobody works.
hacker news who is hiringsourcing engineers from hacker news - Aug 4, 2026·9 min read
Google Quietly Cut 3,000 Engineers in 2026. "Ex-Google" Finds 7.
Google's 2026 engineer cuts came through four mechanisms with no headline number. Here is how to source the 1,500 to 3,000 person pool.
ex-Google engineers hiringGoogle layoffs 2026 sourcing - Aug 4, 2026·10 min read
The $100K H-1B Fee Killed Level 1. Source STEM OPT Seniors Instead.
The Feb 27, 2026 wage-weighted H-1B lottery and $100K fee reshaped international sourcing. Here is the new pipeline math for Q3 2026.
H-1B wage weighted lottery 2026$100K H-1B fee sourcing - Aug 3, 2026·8 min read
Green Squares Lie: 1 in 10 AI PRs Is Legit. Sourcers, Adjust.
GitHub PR counts are corrupted by AI slop in 2026. Here are the signals technical recruiters should use to evaluate GitHub profiles instead.
sourcing engineers on githubgithub contribution graph recruiting - Aug 3, 2026·9 min read
Oracle Health Cut 8,000 in Kansas City. "Ex-Oracle" Finds 8%.
Oracle Health's June 2026 layoffs freed 131 Cerner Millennium engineers, but LinkedIn's Ex-Oracle filter misses 92% of them. Here is how to source them.
Oracle Health layoffsCerner Millennium engineers - Aug 3, 2026·9 min read
The Aug 2 EU AI Act Deadline Slipped to Dec 2027. Article 50 Didn't.
The Digital Omnibus pushed high-risk AI recruitment obligations to December 2, 2027. But Article 50 transparency rules did hit on August 2, 2026.
EU AI Act recruitmenthigh-risk AI hiring compliance - Aug 3, 2026·9 min read
Walden's $300M Bet on Wheels: The Real LBM Pool Is ~47, Not 4,200
Walden Robotics raised $300M for Large Behavior Models. LinkedIn shows thousands of robotics engineers. The real applied pool is roughly 47. Here is how to source it.
hire robotics engineerslarge behavior models hiring - Aug 3, 2026·9 min read
Anduril's $61B Round Needs Cleared Firmware. The Real Pool Is 1,334.
Anduril's $5B Series H, Shield AI, and Saronic are chasing the same 1,334 defense-embedded engineers. Here is why LinkedIn cannot see them.
cleared firmware engineer sourcingdefense tech recruiting 2026 - Aug 3, 2026·9 min read
Coinbase Cut 700 Citing AI. The Ex-Coinbase Rust Pool Is ~125.
Coinbase's May 2026 AI-native layoff freed ~700 people. The real ex-Coinbase Rust and protocol pool is roughly 125. Here is how to reach them first.
ex-Coinbase engineers hiringCoinbase layoffs 2026 - Aug 2, 2026·9 min read
Tsimerman Left Toronto for OpenAI. The Real Math-to-AI Pool Is 11.
Jacob Tsimerman's Fields Medal day move to OpenAI put every AI lab on the same tiny list. Refolk's index shows how thin the math-to-AI pool really is.
hiring mathematicians for AIAI safety researcher sourcing - Aug 2, 2026·10 min read
"SDLC Is Out, ADLC Is In": The Stockholm JD Breaking LinkedIn Search
A July 2026 Stockholm JD codified Agentic Development Lifecycle for 30-40 engineer teams. Only 15 people globally match its exact skill stack.
agentic development lifecycle hiringsourcing LangGraph engineers - Aug 2, 2026·10 min read
LinkedIn's Hiring Assistant Hit $450M ARR. It Still Can't See GitHub.
LinkedIn's agentic sourcing product cleared $450M ARR by April 2026. Here is what a LinkedIn-only agent structurally cannot find, quantified.
LinkedIn Hiring AssistantAI sourcing agent - Aug 2, 2026·9 min read
Chime Cut 150 on July 31. The Real Ex-Chime IC Pool Is 234.
Chime's July 31, 2026 layoff of 150 is a floor, not a ceiling. Here's how to source the real ex-Chime engineer pool that "Current Company" filters miss.
ex-Chime engineers hiringChime layoffs 2026 - Aug 2, 2026·9 min read
Oak's $60M Seed Defines a Category. The Senior US Pool Is 14.
Oak raised $60M for AI-native identity on July 15, 2026. The senior US pool who has shipped agent-permission systems is 14. Here is where to find them.
AI agent identity engineersagentic IAM hiring - Aug 2, 2026·8 min read
Cognition's 200 Windsurf Buyouts Won't Trigger WARN. Here's the Pool.
Cognition offered buyouts to ~200 Windsurf engineers. WARN sees zero. Here's how to source the AI-IDE talent pool before it lands elsewhere.
Cognition Windsurf layoffsWindsurf engineers hiring - Aug 1, 2026·8 min read
Bespoke Labs Raised $40M for Agent Evals. The Title Barely Exists.
Bespoke Labs' $40M round exposed a hiring gap: the "evals engineer" title barely resolves on LinkedIn. Here is how to source the real pool.
AI evals engineeragent evaluation hiring - Aug 1, 2026·8 min read
Expedia's Rumored 1,650 Cut: The 11-Day Window Before WARN
A TeamBlind rumor of 1,650 Expedia cuts is circulating before any WARN filing. Here is how to build the sourcing list in the 11-day window.
Expedia layoffs 2026sourcing before WARN filing - Aug 1, 2026·9 min read
CuspAI's $450M Round Just Bought 45 Partners for a 214-Person Pool
CuspAI is hiring equivariant GNN engineers across six cities. LinkedIn's title filter misses the real pool. Here is where it actually lives.
ML for materials discovery hiringequivariant graph neural network engineers - Aug 1, 2026·10 min read
Anthropic's Claude Breached 3 Orgs. The US Containment Pool Is 88.
Anthropic's July 30 disclosure created a demand shock for agentic eval and containment engineers. The real US titled pool is 88. Here is how to source it.
agentic AI evaluation engineerAI red team hiring - Aug 1, 2026·9 min read
The 996 Clause Is Spreading. The Real Sourceable Pool Is 4,376.
Cognition's 80-hour, 6-day mandate is spreading to AI startup JDs. LinkedIn filters miss the signal. Here's how to source the 4,376 engineers who'll accept it.
sourcing AI engineers 996hiring engineers 80 hour weeks - Aug 1, 2026·9 min read
Thomson Reuters Cuts 500 Engineers, Wants 250 AI-Native. Pool Is 47.
Thomson Reuters plans 250 AI-native hires after cutting 500 engineers. The senior LLM pool at legal and tax incumbents is 47. Here is the sourcing math.
Thomson Reuters layoffs 2026AI-native engineer sourcing - Jul 31, 2026·9 min read
Splash's "No Cursor" JD Is a GitHub Problem. Only 62 Engineers Signal It.
Splash's July 2026 "No Cursor" job post can't be filtered in any ATS. Here's why sourcing engineers who code without AI needs GitHub, not LinkedIn.
no cursor hiringsourcing engineers github signal - Jul 31, 2026·10 min read
Samsung's Texas Move Strands 918 in Bergen County. "Ex-Samsung" Finds 0.
Samsung's July WARN filing hides a 918-person Bergen County talent pool that ex-company filters and layoff trackers will miss until Q4. Here's how to source it.
Samsung layoffs New Jersey sourcingWARN notice recruiting signal - Jul 31, 2026·8 min read
FDE Postings Are Up 729%. The Real Pool Is 8,821, Not 2,908.
Forward Deployed Engineer demand jumped 729% YoY and NYC passed SF. Why title search misses two-thirds of the real pool, with numbers from Refolk's index.
how to hire forward deployed engineersforward deployed engineer sourcing - Jul 31, 2026·6 min read
Together AI's $800M Buys 500MW. The US CUDA Kernel Pool Is 62.
Together AI's $8.3B Series C funds a 50x infrastructure expansion, but the real bottleneck is a US CUDA kernel pool of 62 engineers.
cuda kernel engineer hiringtriton gpu engineer sourcing - Jul 31, 2026·8 min read
Kimi K3 Landed With Open Weights. The US Pool That Can Serve It Is 11.
Moonshot's 2.8T Kimi K3 is downloadable, but only 11 US engineers can actually serve it. Why LinkedIn title search finds zero of them, and where they really live.
hiring Kimi K3 engineersMoE inference engineers - Jul 31, 2026·9 min read
Cursor's $60B Exit Was Hired From a Discord. LinkedIn Missed All 150.
SpaceX bought Cursor for $60B. Its ~150-person team came out of a Discord, not LinkedIn. Here's how to source AI engineers where they actually live.
sourcing engineers from discordcommunity-led recruiting - Jul 30, 2026·10 min read
Chai Discovery's $400M Round Buys 7 Résumés. The Real Pool Is Alumni.
Chai Discovery's $400M Series C targets a talent pool of 7 protein-model researchers worldwide. Here's how to source AI x biology without a war chest.
AI drug discovery hiringChai Discovery jobs - Jul 30, 2026·10 min read
Reverse Recruiters Send 863 Apps per Hire. Your Inbox Is the Landfill.
Reverse recruiters charge $1,500/mo to ghost-write inbound pipelines. Employer ghosting hit 53%. Here is why sourcing must move off LinkedIn now.
reverse recruiter servicesLinkedIn profile optimization sourcing - Jul 30, 2026·3 min read
AI Resume Screeners Agree 14% of the Time. That's Worse Than Random.
AI resume screeners produced 14% shortlist overlap on identical data, worse than a coin flip. Here's why sourcing on verifiable signal beats the paper layer.
ai resume screening accuracyai screening tools recruiting - Jul 30, 2026·9 min read
Fireworks AI Needs 400 Engineers in 5 Months. The Senior Pool Is 289.
Fireworks AI's $1.5B Series D funds 400 hires by December. The global senior PyTorch inference pool is 289. Here's how to source it before NVIDIA does.
PyTorch engineer sourcingFireworks AI hiring - Jul 30, 2026·5 min read
Magic Leap Just Freed 57% of the US Waveguide Pool in One WARN Filing
Magic Leap's Oct 1, 2026 layoff of 193 Plantation FL engineers hits a US waveguide pool of just 337. Why title search misses them and how to build the shortlist first.
waveguide engineer hiringMagic Leap layoffs 2026 - Jul 30, 2026·9 min read
Citi's 20,000 Cuts: 64% of Its Real Engineers Hide Behind VP Titles
Citigroup's 20,000-role restructuring hits NYC engineers whose LinkedIn titles say "VP." Here's the sourcing playbook before Goldman and JPM close the window.
Citigroup layoffs 2026sourcing bank engineers - Jul 29, 2026·9 min read
Cloudflare Cut 1,100 and Grew Engineering 45%. Layoff Trackers Lie.
Cloudflare's May 2026 cut looked like a supply signal. BNP Paribas data shows engineering grew 45%. Here is how to read layoffs by function, not headline.
Cloudflare layoffs engineering hiringbuilders sellers measurers framework - Jul 29, 2026·10 min read
LLM Fine-Tuning Demand Is Up 135.8%. The Hugging Face Pool Is 3,177.
LLM fine-tuning is the hardest AI role to fill in 2026. Here's why Hugging Face contributor activity beats LinkedIn "AI Engineer" titles for sourcing.
hugging face sourcingLLM fine-tuning hiring - Jul 29, 2026·8 min read
Meta's 8,000 July 22 Cuts: Why 1,300 Ex-Meta Engineers Still Say "Meta"
Meta's July 22, 2026 separations plus a 26-plaintiff AI lawsuit break LinkedIn's current-company filter. Here is how to source the pool that lags.
Meta layoffs 2026 sourcinghire ex-Meta engineers - Jul 29, 2026·9 min read
Emergent's 30-40 SF Hires Equal 12% of the US Senior LangChain Pool
Emergent's $1.5B unicorn adds 30-40 SF engineers by year-end. In Refolk's index, that's 9-12% of the US senior LangChain+LLM pool.
Emergent AI hiringvibe coding engineers - Jul 29, 2026·9 min read
Anthropic Poaches OpenAI 8:1. The 1,852-Profile Pool You Can't Win.
Anthropic pulls OpenAI engineers 8:1 and DeepMind 11:1. Here's where the actually-winnable frontier-lab talent pool sits in H2 2026.
source OpenAI engineersAnthropic hiring pipeline - Jul 29, 2026·9 min read
Defense Tech Raised $14.6B in 5 Months. Your TS/SCI Search Finds 0.1%.
Defense tech is hiring 50% harder than software startups, but LinkedIn's TS/SCI keyword search surfaces 0.1% of cleared engineers. Here's the fix.
sourcing cleared engineersTS/SCI recruiting - Jul 28, 2026·9 min read
Intel Cut 2,392 in Oregon. The US Process Engineer Pool Is 623.
Intel's July 15 Oregon cuts hit 2,392. The national specialist bench is 623. Here is how to source the process, litho, etch, and yield engineers first.
Intel layoffs 2026 sourcingTSMC Arizona hiring - Jul 28, 2026·9 min read
Monday.com Is the 21st AI-Cited Layoff of 2026. The US Pool Is 365.
Monday.com joined 20 other companies blaming AI for 2026 layoffs. In Refolk's index, only 365 US engineers publicly signal Cursor or Claude Code fluency.
AI layoffs 2026monday.com layoffs - Jul 28, 2026·6 min read
Xbox's 3,200-Cut Drip: Why "Current Company: Microsoft" Misses the Pool
Microsoft's FY27 Xbox cuts drip 3,200 people across ZeniMax, id, Turn 10 and King. Here's how to source the engine and graphics talent LinkedIn hides.
Xbox layoffs 2026game engine engineers hiring - Jul 28, 2026·9 min read
Salesforce Turned 15,000 Engineers Into Claude Babysitters. The US IC Pool Is 2,021.
Salesforce's 2026 hiring freeze and $300M Anthropic token spend created a restless senior IC cohort. Refolk's index shows 2,021 US Salesforce engineers open to a call.
Salesforce hiring freeze 2026poach Salesforce engineers - Jul 28, 2026·9 min read
Oracle Cut 30,000. The 17 OCI Engineers Your Title Filter Is Hiding.
Oracle's March 31 layoff freed the OCI engineers who built OpenAI's Stargate cluster. Here's the 60-day sourcing map most recruiters will miss.
Oracle layoffs 2026OCI engineers hiring - Jul 27, 2026·8 min read
SPCX Is Underwater. The 1,514-Engineer Poach Window Closes Dec 8.
SpaceX's IPO cratered below offer price, unlocking xAI and Cursor engineers on a staggered lockup. Here's how to source the 1,514-person cohort before December.
SpaceX IPO engineers poachxAI Cursor recruiting - Jul 27, 2026·10 min read
Neko Health's $700M NYC Landing: The US Imaging-AI Pool Is 74
Neko Health's $700M Series C funds a NYC clinic aimed at Prenuvo's turf. The US imaging-plus-ML engineering pool is 74. Here's how to source it.
Neko Health hiringmedical imaging AI engineers - Jul 27, 2026·9 min read
Microsoft's Rule of 70 Just Freed 8,750 Veterans. Your ATS Is Filtering Them Out.
Microsoft's first-ever voluntary retirement program released ~8,750 senior-tenure engineers into the Seattle market. Here is how to source them before ATS filters do.
Microsoft Rule of 70 buyoutMicrosoft voluntary retirement 2026 - Jul 27, 2026·10 min read
Meta Just Poached AWS's EC2 Chief. The Follow-On Pool Moves in 90 Days.
Dave Brown left AWS for Meta Compute on July 18, 2026. The sourcing target isn't him. It's the 30-60 principals following in 90 days.
Meta Compute hiringAWS EC2 engineer sourcing - Jul 27, 2026·9 min read
Google Rehired 1 in 5 of Its AI Engineers. Alumni Is a Channel Now.
Boomerang hiring hit 35% of March 2025 US new hires. Here's how to operationalize alumni sourcing with queries, timing windows, and a 25% premium rebuttal.
boomerang hiringrehiring former employees - Jul 27, 2026·9 min read
Etched Just Hit $10.3B. The US ASIC Pool Meta Already Owns.
Etched's $300M Series C throws a new bidder into a US ASIC design pool of 909. Here's where to source transformer-literate RTL talent without fighting NVIDIA.
transformer ASIC engineersEtched Sohu hiring - Jul 26, 2026·9 min read
Coinbase's "One-Person Teams" Broke Title Search. The Senior Pool Is 0.
Coinbase's May 2026 restructuring made eng+design+PM hybrids a category. Refolk's index shows the tenured pool is empty and title search misses the rest.
one-person teams hiringcoinbase restructuring 2026 - Jul 26, 2026·10 min read
Bespoke's $40M Puts 11 Startups in a Bidding War for 1,288 Engineers
Frontier labs will spend $1B+ on RL environments this year. The US builder pool is 1,288 engineers, and 40% already work at Meta or DeepMind.
RL environment engineer hiringBespoke Labs Series A - Jul 26, 2026·9 min read
Coinbase's Mux Made "Agent Orchestrator" Real. The US Pool Is 156.
Coinbase's Mux disclosure proves "agent orchestrator" is a real role with a 3.5x PR multiplier. Here's how to source the tiny US pool of engineers who qualify.
sourcing AI agent engineersagent orchestration engineer - Jul 26, 2026·9 min read
CuspAI Just Hit $2.6B on 68 People. The Equivariant-GNN Pool Lives in 3 Labs.
CuspAI's $450M Series B opened a seven-city hiring war for equivariant-GNN engineers. Here is where the tiny pool actually sits and how to source it.
AI materials science hiringequivariant graph neural network engineers