Staff Full Stack Engineer

Staff Full Stack Engineer (Product focus) This role is a fully remote Staff Full Stack Engineer focused on product development at GrowthX AI. Your pay will be based on your skills and experience – talk with our recruiter to learn more. Base pay range $170,000.00/yr - $250,000.00/yr IMPORTANT: Upload your resume as a PDF. Resumes in other formats (e.g., DOC or DOCX) will be automatically disqualified by our AI systems. About GrowthX AI At GrowthX, we’ve redefined AI‑powered growth for modern marketing teams. Since launching in 2024, we’ve grown from concept to eight‑figure annual revenue and raised a $12M Series A led by Madrona Venture Group. We partner with 50+ companies ranging from high‑growth startups to industry leaders such as Surge AI, Loveable, Webflow, Ramp, Superhuman, Strapi, Abnormal Security, and Homebase. We deliver complete outcomes through sophisticated AI workflows and expert human oversight to create, distribute, and optimize content that drives real business results. Our philosophy is simple: AI should serve experts, not replace them. About the Role We are seeking a Staff full‑stack developer with a strong product mindset and high standards for user interface design. The stack includes React (TypeScript with Tailwind/Shadcn) and Ruby on Rails (Rails experience is a plus but not required). Most of your time will likely be spent working full‑stack on internal platform tools that support everything from SEO tools to AI‑powered text editing. Familiarity with tools like Cursor is essential. This is a fully remote role, but we do ask for at least 4 hours of overlap with US Pacific Time during reasonable work hours. What You’ll Do Collaborate with our Client Ops team to design and deliver full‑stack solutions supporting internal teams. Build and maintain features using React (TypeScript) and Ruby on Rails, enhancing internal workflows and tools. Turn ideas from whiteboard sketches into fully functional, production‑ready features with high‑quality UX. Use tools like Cursor to accelerate development, streamline maintenance, and optimize workflows. Focus on creating intuitive and visually appealing interfaces that deliver an exceptional user experience. Design features with strong attention to usability, creating clear and enjoyable user interfaces. Write concise, effective UI copy. Support marketing initiatives with small coding projects as needed. Help create and maintain our AI Workflows (no experience needed here, but a willingness to learn is a must). About You Proven Experience: Strong full‑stack skills, including building web applications using React and Ruby on Rails (or Python), working with PostgreSQL, and familiarity with frontend frameworks like Tailwind or Shadcn. Passion for AI: Excitement for GenAI, LLMs, and tools like Cursor. Good Design Taste: An ability to create user‑friendly interfaces independently, focusing on clarity and usability. Ownership: A self‑starter mentality, capable of managing projects and priorities with minimal supervision. Collaborative Mindset: A team player who thrives on proactive communication and constructive feedback. Communication Skills: Clear and proactive communication skills, essential in a remote environment, with the ability to keep the team informed and aligned. Pragmatic Approach: A focus on practical, impactful solutions, avoiding over‑engineering or unnecessary debates. Project Management: Excellent organizational skills, keeping your to‑dos and tickets up to date, and ensuring team awareness of progress and blockers. This role is more suited for someone who has created entire projects on their own, even as side projects, than for someone who prefers a lot of structure or guidance. Perks Fully Remote Work Work from anywhere—your productivity, your space We help set up your work environment to enable your best work. Minimal meetings and async communication for deep focus. Ample Time Off Enablement for you to recognize your country’s holidays. We encourage you to take the time you need to recharge Professional Growth We’re an AI‑forward culture and work environment—learn all things AI Access to training, workshops & mentorship programs. Support for external conferences & industry events.