Senior Full-Stack Engineer

Role Overview

AdsX is hiring a Senior Full-Stack Engineer for its fully remote team. The posting specifically emphasizes Senior Frontend work on Zite user experiences, and also describes a first Support Manager role for Fillout support—combining frontend expertise with customer support leadership.

Responsibilities

Frontend / Product Development

• Build core UI experiences across products (apps, forms, scheduling, websites, and database-related UX).
• Develop frontend systems with a focus on performance, component architecture, and fast, intuitive interfaces.
• Collaborate with design to implement and extend a consistent, extensible design system.

Support Management (Fillout)

• Lead and level up the growing support team, mentoring and coaching across time zones.
• Own and improve key support/customer metrics (e.g., CSAT, response time, backlog, handle time).
• Refine processes for speed, consistency, and quality.
• Gather and systematize customer feedback; champion the customer perspective in cross-functional product/engineering discussions.
• Build scalable support foundations: training, playbooks, response templates, and knowledge systems.
• Partner with Product/Engineering/GTM to resolve complex issues and influence priorities.
• Use AI to pioneer automation and intelligent routing while keeping customer interactions personalized.

Requirements

• 5+ years building frontend-heavy applications.
• Strong expertise with React, Next.js, TypeScript, and Tailwind.
• Strong understanding of performance and component architecture.
• 6+ years in technical customer support or success (ideally SaaS).
• 3+ years leading high-performing support teams.

Nice to Have

• Interest in using AI to improve support workflows without sacrificing the human touch.