Software Development Engineer III, AI Chat - Remote

Overview

QuillBot was founded in 2017 with a mission to help students and professionals—especially those learning English—strengthen their writing. Today, we help over 56 million people around the world create great things. Whether you're writing, designing, coding, or collaborating, QuillBot is a place where anyone can create at the speed of thought. Our AI-powered tools help you think clearly, communicate effectively, and create beautifully—across every platform, in any format, at any skill level. If you're passionate about using technology to make the path from inspiration to execution more accessible, intentional, and relevant, come join us.

In Short

• We’re looking for a Senior Software Development Engineer (SDE3) to own and ship complex product and platform capabilities end-to-end.
• You’ll lead technical design, build across frontend and backend, and operate what you ship in production with strong standards for reliability, performance, and security.
• You’ll work closely with Product, Design, and Data to turn ambiguous problem statements into clear milestones.
• This role also expects technical leadership, setting engineering standards, mentoring peers, and influencing architecture and roadmap decisions.
• Own and deliver complex features and platforms across frontend and backend, from design to production.
• Lead system design for scalable, reliable services (APIs, workflows, async processing, data models).
• Build high-quality user-facing experiences with modern frontend frameworks.
• Drive engineering excellence and establish engineering standards.
• Collaborate across teams to define interfaces and build reusable components.
• Mentor engineers and provide technical guidance.

Requirements

• 7+ years of professional software development experience.
• Strong programming skills in at least one backend language (Python/Node.js).
• Strong full-stack experience with modern frontend development.
• Proven experience designing and operating scalable systems.
• Strong engineering rigor in testing, code quality, and operational readiness.
• Experience working effectively with cross-functional stakeholders.

Benefits

• Competitive salary and annual bonus.
• Medical coverage.
• Life and accidental insurance.
• Vacation & leaves of absence.
• Developmental opportunities through education & workshops.
• Maternity & parental leave.
• Hybrid & remote model with flexible working hours.
• On-site & remote company events throughout the year.
• Tech & WFH stipends.
• Employee referral program.