Guide SMB and mid-market sellers through onboarding and implementation, including scoping calls, training, product guidance, launch readiness, and post-launch support. Manage 20–30 concurrent seller engagements, track milestones, resolve blockers, escalate technical issues, and contribute to process improvements. Maintain product expertise across POS, online, and integrations while collaborating with sales, account management, product, and marketing teams. Use AI tools to improve seller experiences and internal processes.