Lead Full Stack Engineer

Genies•Los Angeles, CA

1d•Hybrid

About The Position

Genies is an AI avatar technology company powering the visual and embodiment layer for AI. Through the Genies SDK, their proprietary avatar framework brings AI to life as fully realized AI personas that look, think, behave, and play like living identities. Genies powers AI companion, NPC, and agent use cases across enterprise, consumer, creator, entertainment, and gaming. Genies has raised $200M from Silver Lake, BOND, and Bob Iger. Genies is built on the belief that every website, app, game, brand, and human will have an AI persona. Genies is an avatar technology company powering the next era of interactive digital identity through Smart Avatars. With the Avatar Framework and intuitive creation tools, Genies enables developers, talent, and creators to generate and deploy game-ready Smart AI companions. The company’s technology stack supports full customization, AI-generated fashion and props, and seamless integration of user-generated content (UGC). Backed by investors including Bob Iger, Silver Lake, BOND, and NEA, Genies’ mission is to become the visual and interactive layer for the LLM-powered internet. Genies is seeking a Lead Full Stack Engineer to guide the technical direction, architecture, and execution of our avatar-driven digital products. You’ll be a player-coach, leading by example as a hands-on contributor while mentoring a team of talented engineers. Reporting directly to the Developer Platform Engineering Manager, you’ll drive technical excellence, promote engineering best practices, and ensure scalable, performant solutions across the stack. This is a high-impact role for an engineer who thrives on mentorship, system design, and building cohesive teams that deliver complex, user-facing systems blending AI, game technology, and UGC creation tools.

Requirements

7+ years of professional full stack development experience, including at least 2 years in a technical leadership or mentorship role.
Bachelor’s degree in Computer Science, related field, or equivalent practical experience.
Proven ability to design and scale distributed, high-performance web applications.
Expertise with modern web technologies: React, JavaScript (ES6+), TypeScript, Node.js, Next.js.
Strong backend development experience with Go, Python, or similar languages.
Experience building and consuming RESTful and GraphQL APIs, and familiarity with event-driven architectures.
Solid understanding of cloud infrastructure (AWS) and CI/CD pipelines.
Strong communication skills, with the ability to guide both technical and non-technical discussions.
Demonstrated ability to balance hands-on engineering with people leadership.

Nice To Haves

Experience with real-time systems, web sockets, or multiplayer architectures.
Exposure to AI/ML systems, LLM integration, or digital identity platforms.
Passion for mentoring, technical strategy, and cultivating a high-performing team culture.

Responsibilities

Define and own the architectural vision and implementation strategy for full-stack systems supporting Genies’ Smart Avatar ecosystem.
Establish technical standards, patterns, and scalable frameworks for both frontend and backend components.
Act as a player-coach for a growing team. Provide structured mentorship, code review guidance, and ongoing feedback to foster career growth and engineering excellence.
Contribute directly to the codebase with a focus on maintainability, reliability, and performance.
Prototype, iterate, and deliver features across our stack using technologies such as React, Next.js, Node, and Go.
Partner closely with product managers, designers, and other engineering teams to translate high-level goals into technical deliverables that delight users and scale gracefully.
Drive initiatives that improve developer velocity, operational efficiency, and code quality across the organization.
Proactively identify technical risks, scalability challenges, and long-term architectural needs.
Champion best practices in code quality, security, and performance.
Help shape a culture of learning, accountability, and collaboration within the engineering org.