Senior Full-Stack Engineer, Applied AI

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October 10

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Circle

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B2B • SaaS • Marketplace

Circle is an all-in-one community platform designed for creators, brands, and startups to build, engage, and monetize their communities. It integrates tools for discussions, events, courses, and membership management into a seamless experience under one customizable brand. Circle offers features such as live streaming, gamified rewards, member directories, and extensive integrations with existing tools, allowing users to create private spaces, automate workflows, and manage payments. This platform is ideal for building different types of communities including customer, course, and coaching groups, providing a space for collaboration, interaction, and growth.

51 - 200 employees

🤝 B2B

☁️ SaaS

🏪 Marketplace

📋 Description

• Ship full-stack AI projects end-to-end on a product built in Ruby on Rails backend and React frontend. • Build and integrate components for AI infrastructure and optimize them for performance and reliability to support production-level inferencing. • Improve processes, tools, and systems to scale AI solutions across Circle. • Help us stay up-to-date with the cutting-edge AI research, techniques, and tools. • Work closely with Circle's leaders throughout the feature design process. • Work closely with our designers to create a world-class user experience. • Foster a bias for action, prioritizing speed of iteration without compromising on the quality of code or user experience.

🎯 Requirements

• 5+ years experience working as a full-stack engineer on complex web applications with significant scale (100k+ rpm, 100GB+ databases). • Strong proficiency in Ruby on Rails, MySQL / Postgresql, ReactJS. Familiarity with both frontend and backend is necessary, but a high degree of proficiency in both is not a requirement. • Experience building backend systems and infrastructure for AI-driven products. • You have a track record of working on full-stack AI projects, including deploying at least 1 production-ready use case of LLMs at scale. • A desire to work in an environment which values speed of iteration and individual autonomy, while also embracing personal accountability and the ability to collaborate effectively as part of a dynamic team. • Comfortable in a fast-paced environment with a certain level of ambiguity, especially when learning and picking up new technologies when projects require it. • Strong alignment with our values, find our values on our career page if you haven’t read up on them yet. • You are proficient in English (spoken, written, and reading) at a CEFR Level C2 / ILR Level 5.

🏖️ Benefits

• Fully remote: work from anywhere in the world! • Autonomy and trust to do your job: we care about outcomes over everything else. • Paid time away: all employees are given 35 days of PTO annually. We also offer a paid sabbatical after 5 years. • Generous U.S. benchmarked compensation and startup equity no matter where you are in the world.* • Awesome medical coverage with 100% coverage for you and your family, or medical reimbursement options where applicable!* • Parental leave for parents expanding their family, or just starting one. • Home office stipend to help you get up and running. • Learning & development stipend to help you level up your professional skills. • Annual bonus potential for roles that don't already receive variable income or commission. • Company retreats: Twice a year, the Circle team gets together for a fully paid company retreat in incredible places around the world! We’ve had past retreats in Colombia, Portugal, and Mexico, with more planned on the horizon.