About QuillBot:
QuillBot is an AI-powered writing platform on a mission to reimagine writing. QuillBot provides over 58 million monthly active students, professionals, and educators with online writing and research tools to help them become more effective, productive, and confident. The QuillBot team was built on the idea that learning how to write and use that knowledge is empowering. They want to automate the more time-consuming parts of writing so that users can focus on their craft. Whether you're writing essays, social media posts, or emails, QuillBot has your back. It has an array of productivity-enhancing tools that are already changing the way the world writes.
Summary of the role: We're looking for a Senior Full-Stack Engineer with 7+ years of experience who combines strong backend engineering skills, a working knowledge of Machine Learning, and familiarity with frontend development. You'll help build intelligent, user-focused applications by integrating open-source ML models into modern, scalable systems.
Key Responsibilities
- Build and maintain scalable backend services using Python or Node.js
- Integrate and experiment with open-source ML models and OpenAI APIs to power intelligent features
- Design, test, and deploy A/B experiments across various user segments and platforms
- Collaborate closely with design and product teams to ensure a seamless end-to-end user experience
- Optimize the full stack—from model output to frontend presentation—for performance and usability
- Contribute to architecture decisions for backend and ML pipelines
- Support and deploy on-device ML models where applicable (a plus)
- Apply basic frontend development skills (HTML, CSS, JavaScript/TypeScript) to support UI integrations.
Requirements
- 7+ years of experience in software development, including full-stack or backend roles.
- Strong proficiency in backend development with Python or Node.js
- Foundational knowledge of Machine Learning and Data Science concepts
- Hands-on experience with open-source ML frameworks and tools like OpenAI
- Familiarity with A/B testing methodologies and data-driven feature validation
- Experience or interest in on-device ML is an advantage
- Working knowledge of frontend technologies (e.g., React, Vue, or vanilla JS)
Benefits & Perks:
- Competitive salary, stock options, & annual bonus
- Medical coverage
- Life and accidental insurance
- Vacation & leaves of absence (menstrual, flexible, special, and more!)
- Developmental opportunities through education & developmental reimbursements & professional workshops
- Maternity & parental leave
- Hybrid & remote model with flexible working hours
- On-site & remote company events throughout the year
- Tech & WFH stipends & new hire allowances
- Employee referral program
- Premium access to QuillBot
*Benefits and benefit amounts differ by region. A comprehensive list applicable to your region will be provided in your interview process.
Research shows that candidates from underrepresented backgrounds often don't apply for roles if they don't meet all the criteria. We strongly encourage you to apply if you're interested: we'd love to learn how you can amplify our team with your unique experience!
This role is eligible for hire in India.
We are a virtual-first company and have employees dispersed throughout the United States, Canada, India, Israel Germany, and the Netherlands. We have a market-based pay structure that varies by location. The base pay for this position is dependent on multiple factors, including candidate experience and expertise, and may vary from the amounts listed. You may also be eligible to participate in our bonus program and may be offered benefits, and other types of compensation.
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Equal Employment Opportunity Statement (EEO)
We are an equal opportunity employer and value diversity and inclusion within our company. We will consider all qualified applicants without regard to race, religion, color, national origin, sex, gender identity, gender expression, sexual orientation, age, marital status, veteran status, or ability status. We will ensure that individuals who are differently abled are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment as provided to other applicants or employees. Please contact us to request accommodation.