Challenges

Real-world situations. Respond in your own words, get scored on the skills that matter.

Mindset

Delta Mindset

How a Delta shows up — the bedrock beneath every skill.

The Junior's Catch

Theo Ansel

FoxgloveJunior Engineer, Foxglove

Um, sorry, this might be nothing since I just started… but doesn't your meter calc apply
Skills you'll build
Keeping a low egoCaring about the craft

The Vanished Spec

Priya Nadkarni

HelioHealthEngineering Lead, HelioHealth

So… the integration spec for the Fairview clinic launch doesn't exist — Maya left and th
Skills you'll build
Working through ambiguityHaving a bias to action

Why We're Here

Elena Ríos

MarloweTeam Lead, Marlowe

Look, your caching rewrite is genuinely nice work — but the boring one-line fix unblocks
Skills you'll build
Aligning to a missionKeeping a low ego

Not My Area

Dana Whitlock

MosaicLogicOperations Manager at a MosaicLogic customer

Every time I ask, someone tells me it's another team's problem. I've been stuck for two
Skills you'll build
Taking end-to-end ownershipOperating like a founder

The Conference Question

Sunil Rao

PivotCTO of another edtech company

We just moved our whole inference stack to on-device quantized models and it's been wild
Skills you'll build
Staying curiousLearning fast

The 3am Page

Marcus Feld

QuantSignalSOC Lead at an enterprise customer

I got auto-paged as the customer contact — QuantSignal is silently dropping our alerts a
Skills you'll build
Staying calm under pressureTaking end-to-end ownership

The Shifting Scope

Brett Calloway

StonepathAccount Executive, Stonepath

Okay they've changed the requirements again, the launch date is still the 20th, and hone
Skills you'll build
Staying calm under pressureWorking through ambiguity

No Staging Env

Grace Amadi

VerdantProduct Manager, Verdant

The demo with Hartwell Brokers is in two hours and the quote form is throwing that valid
Skills you'll build
Being resourceful and scrappyHaving a bias to action

Whose Budget Is It

Ruth Callahan

LatticeRangeHead of Finance

GeoLookup API bill — up 4x this quarter?
Skills you'll build
Operating like a founderBeing resourceful and scrappy

Will It Really Scale?

Daniel Okoro

EmberVaultCTO

Can you handle 50k events/sec?
Skills you'll build
Keeping a low egoMaking decisions with incomplete info

Make Space To Try

Noah Bergström

SableLabsSoftware Engineer

should I even bother pitching ideas here?
Skills you'll build
Building a culture of innovationStaying curious

Learn It By Friday

OrbiGrid

OrbiGridRequest

A good response owns the unfamiliar system and gets productive fast — you map the code,
Skills you'll build
Learning fastTaking end-to-end ownership

Half A Ticket

TerraByte

TerraByteRequest

A good response resolves the ambiguity productively — gathers what signal exists, states
Skills you'll build
Working through ambiguityMaking decisions with incomplete info