Headless 360 Interview Questions

A frontend team builds a React storefront and asks why they need Salesforce if they are not using the standard UI.

Shoppers browse products on a custom site. You explain which Salesforce API powers product and cart data.

A partner portal uses a custom Angular app but still needs Salesforce authentication and case data.

Your mobile app must log users in without storing Salesforce passwords. You explain OAuth at a basic level.

The React site should not call ten different Salesforce endpoints directly from the browser. You introduce middleware.

Leadership mentions MCP for connecting AI assistants to Salesforce data. You give a beginner explanation.

Marketing wants best-of-breed CMS, search, and checkout. You explain composable commerce simply.

After online checkout, sales reps need the Order in Sales Cloud. You outline a simple sync pattern.

Mobile app developers ask which API style to use for fetching product and customer in one screen load.

Product pages load slowly because every visit hits Salesforce APIs. You suggest beginner-friendly caching.

Payment provider notifies your site when charge succeeds. You explain webhooks simply.

Go-live is Friday. You list minimum tests a junior should run on staging.

A fashion brand replatforms to React Native mobile and Next.js web while keeping Salesforce B2C Commerce as cart and order system of record.

Developers want Agentforce agents to call external inventory and pricing engines via Model Context Protocol servers hosted on AWS.

A partner portal and IVR system need unified customer context—recent orders, open cases, loyalty tier—from Salesforce without direct CRM UI access.

Mobile app guest checkout works but registered login fails intermittently with token expiry errors during long browsing sessions.

Warehouse WMS, email ESP, and loyalty platform each need order created, shipped, and returned events from Commerce and CRM in near-real-time.

Customers want a custom React portal for case management and knowledge search instead of standard Experience Cloud templates.

A fintech mobile app wants in-app support chat powered by Agentforce without redirecting users to Salesforce-hosted pages.

200 partners consume your Salesforce-backed product catalog API. A breaking schema change for new attributes threatens partner integrations.

Product search latency on mobile P95 is 2.8 seconds using direct Commerce search API calls without caching or CDN.

The brand uses Stripe for payments across web and mobile while B2C Commerce manages basket and order creation.

A viral marketing campaign caused partner API quota exhaustion and Commerce API 429 errors affecting all channels.

Mobile app behavioral events sit in Firebase while web uses GA4. Marketing cannot attribute cross-channel journeys in Salesforce.

A distributor wants partner portal for contract pricing, bulk ordering, and approval workflows using Revenue Cloud as backend.

Marketing manages hero banners and promotional content in Salesforce CMS but Next.js storefront shows stale content for hours.

Field sales reps in rural areas need offline catalog browse and draft order creation syncing when connectivity returns.

Pen test found partner API keys embedded in mobile app binaries and excessive OAuth scopes on integration users.

CTO proposes replacing B2C Commerce with composable best-of-breed cart, PIM, and OMS while keeping Salesforce CRM.

Internal teams complain Salesforce APIs are hard to discover, test, and mock causing duplicate integration code.

A retailer operates EU, US, and APAC storefronts with data residency requirements and localized payment methods.

Mobile app crash reports spike during checkout but Salesforce dashboards show green API availability.

Browser console shows CORS errors blocking Experience Cloud API calls from custom domain.

Marketing wants triggered emails when mobile users abandon baskets without batch exports.

Internal admin portal needs read-only visibility into picklist values and entitlement configs.

Product descriptions return English only despite CMS translations existing for 12 locales.

Customers initiate returns in mobile app but warehouse never receives RMA in Service Cloud.

New checkout flow tested in web but mobile release delayed—need shared toggle control.

Organic search traffic dropped after SPA migration to client-only React storefront.

Security audit requires proof inbound webhooks from Salesforce are authentic and unmodified.

Shoppers cannot apply loyalty points in headless checkout though points show in profile API.

Last Black Friday crashed APIs at 3x normal traffic; leadership wants proof of readiness this year.

A consumer electronics brand routes WhatsApp order inquiries through a custom middleware layer. Customers expect catalog images, order lookups, and human escalation within WhatsApp session windows.

Sales ops wants discount approvals and large deal alerts in Slack channels with action buttons updating Salesforce without opening CRM. Security requires least-privilege OAuth per workspace.

Engineering rebuilds flagship.com in Next.js React while retaining Salesforce B2C Commerce for basket, pricing, and checkout. SEO and Core Web Vitals are board-level KPIs.

Partner portal built in custom SPA must authenticate users against Experience Cloud without iframe login, supporting SSO from corporate IdP and community self-registration.

Logistics partners embed support agent in their shipper portal helping customers track Salesforce-stored shipments without visiting your brand site.

Industrial distributor replaces legacy CPQ UI with custom React buyer portal requiring complex bundle configuration, contracted pricing, and approval workflows.

DevOps deployed MCP servers on Kubernetes exposing inventory and pricing tools to Agentforce. Security audit flagged missing OAuth and overly broad tool permissions.

Customers opt into WhatsApp shipping updates at checkout but messages arrive hours late or with wrong tracking numbers after order export delays.

Support engineers want /create-case Slack command pre-populating Case from thread context but early version created duplicate cases on Slack retries.

Headless marketing site in Next.js App Router hammers Experience Cloud CMS and CRM APIs causing rate limit errors during traffic spikes.

Training company embeds course catalog and enrollment in custom Vue app while Salesforce Experience Cloud manages learning objects and completion records.

Manufacturing buyers see list price on headless portal instead of contract rates negotiated in Salesforce, causing checkout abandonment and manual quote rework.

Retail mobile app embeds Agentforce for in-app support. Sessions drop on app backgrounding and authenticated shoppers lose order context when SDK reinitializes.

Single-page checkout makes seven sequential Salesforce callouts causing 4-second submit times on mobile networks during flash sales.

Marketing launches WhatsApp catalog shopping in emerging markets but orders oversell when catalog sync lags Commerce inventory by 30 minutes.

Sales managers approve discount exceptions in Slack but quote status in Salesforce remains pending until someone manually updates CRM hours later.

Enterprise buyer procurement system punchout lands in Salesforce Commerce B2B storefront but return cart cXML fails validation breaking ERP requisition creation.

Merchandisers refuse Business Manager UX and demand custom React admin calling Commerce APIs for bulk price updates during promotions.

Partner support portal needs federated search across Experience Cloud Knowledge and Service Cloud articles without exposing full CRM to partners.

Customers start support in mobile app, continue on website, and internal ops monitor same threads in Slack alerting channel—inconsistent agent configs cause conflicting answers.