Google Tag Manager (GTM), Google Analytics 4 (GA4), Hubspot, Sql, AWS SES, MongoDB, Braze, Email marketing platforms, Customer journey mapping, MoEngage, Customer Segmentation, Attribution analysis, zoho crm, UTM structures, Customer.io, API-based workflows, CleverTap, Salesforce, Lifecycle marketing, WhatsApp marketing and automation, Funnel analytics, CRM integrations, Freshsales, lead scoring, Marketing automation platforms, Brevo, Data visualization tools, Webhooks, Conversion tracking