sf/prepInterview OS
Architectural challenges

Implementation war room

109 real-world scenarios across the full developer and admin spectrum - Apex, LWC, Aura migration, security, integration, and large data volumes. Work the 12 flagship challenges as guided decision flows with a scorecard, and drill the rest from the library. Grounded in the 3,756-question bank.

Guided challenges

Decision-flow deep dives

Architect
Integration & Middleware

Salesforce-to-ERP Order Sync via Dell Boomi

Design a resilient, idempotent two-way order integration between Salesforce and an SAP ERP, brokered by Dell Boomi, that survives spikes and outages.

4 decisions1,026 grounded QsEnter
Architect
Large Data Volumes

Taming a 200M-Row Object

A transactions object has grown to 200M rows. Reports time out, a trigger query throws non-selective errors, and storage cost is climbing. Design the mitigation.

3 decisions685 grounded QsEnter
Pro
Apex Architecture

Rescuing a Trigger-Logic Monolith

Business logic is scattered across multiple triggers per object with recursion bugs and untestable DML. Re-architect it into a maintainable, enterprise-grade layering.

3 decisions1,040 grounded QsEnter
Pro
LWC Architecture

A Sluggish Service Console LWC

An agent console tab with several LWCs feels slow: stale data after edits, redundant Apex calls, and a list that janks on large accounts. Architect the fix.

3 decisions870 grounded QsEnter
Architect
Field Service

Field Service Dispatch & Inventory Sync

Technicians backtrack across territories and arrive without parts. Design an FSL scheduling + ERP-backed inventory architecture that works offline.

3 decisions231 grounded QsEnter
Architect
Sharing & Visibility

Role Hierarchy at 80k Users

A global org has 80k users, deep role hierarchies, and sharing recalculations that take hours. Design a scalable visibility model.

3 decisions371 grounded QsEnter
Architect
Identity & SSO

SSO & Identity for 50k External Users

Design SSO, provisioning, and a single identity for 50k partners across an Experience Cloud portal and a Salesforce-as-IdP downstream app.

3 decisions576 grounded QsEnter
Architect
Event-Driven Architecture

Event-Driven Sync with Platform Events vs CDC

Stream Salesforce changes to a data lake and trigger downstream workflows. Decide between Platform Events, Change Data Capture, and where each fits.

3 decisions957 grounded QsEnter
Architect
Multi-Org Strategy

Single-Org vs Multi-Org After an Acquisition

Two companies merge, each with a mature Salesforce org. Decide consolidation strategy and how shared data and reporting work across orgs.

3 decisions430 grounded QsEnter
Pro
Service Cloud

High-Volume Case Deflection & Omni-Channel

Case volume is overwhelming agents. Design deflection, intelligent routing, and SLA tracking to cut volume and route what remains optimally.

3 decisions368 grounded QsEnter
Pro
Sales Cloud

Global Forecasting with Multi-Currency

Design accurate roll-up forecasting for a global sales org operating in 15 currencies with dated exchange rates and custom forecast categories.

3 decisions212 grounded QsEnter
Architect
Experience Cloud

Secure Self-Service Portal with Sharing Sets

Design a customer self-service portal where 100k high-volume community users see only their own data, with a hardened guest experience.

3 decisions759 grounded QsEnter
Scenario library

97 more to drill

Area
Level
97 scenarios
Showing 24 of 97