Full Stack Engineer (Next.js / LLM / Roblox)

At RocketDevs, we connect talented engineers from emerging markets with innovative global companies. Our mission is to empower developers, unlock opportunities, and help them build the future of technology.

We’re seeking a Full Stack Engineer experienced with Next.js, Large Language Models (LLMs), and Roblox development to join one of our client teams. This is an exciting opportunity to work at the intersection of web, AI, and immersive 3D experiences.

What We’re Looking For

• 3+ years of full-stack development experience
• Strong proficiency in Next.js, React, TypeScript, and Node.js
• Experience integrating or building with LLMs / AI APIs (e.g., OpenAI, Anthropic, Hugging Face, LangChain)
• Hands-on experience developing within the Roblox Studio environment (Lua scripting, game logic, UI integration)
• Solid understanding of backend architecture, APIs, and data models
• Familiarity with Git, agile workflows, and code reviews

Bonus Skills

• Experience fine-tuning or hosting AI models
• Knowledge of vector databases (Pinecone, Chroma, Weaviate)
• Familiarity with authentication, user systems, and multiplayer logic in Roblox
• Cloud deployment (Vercel, AWS, GCP)
• Strong problem-solving and creative thinking abilities

Your Responsibilities

• Build and maintain scalable Next.js web applications
• Integrate and deploy LLM-powered features (chatbots, assistants, content generation, etc.)
• Develop and enhance interactive Roblox experiences using Lua
• Design APIs and connect data flows between web, AI, and game layers
• Collaborate with cross-functional teams (AI engineers, designers, game devs)
• Stay ahead of emerging technologies in web, AI, and 3D development

Why Join

• Work on next-generation projects combining AI, web, and gaming
• Collaborate with global teams and top-tier talent
• Be part of RocketDevs’ mission to empower developers worldwide
• Remote-first, flexible work environment with opportunities for growth

Certification
Successful candidates may receive a RocketDevs Full Stack AI & Roblox Developer Certificate upon passing our technical assessments and interviews — a credential showcasing your expertise in web, AI, and immersive platforms.

Tags: Full Stack, Next.js, React, Node.js, TypeScript, LLM, AI, OpenAI, Roblox, Lua, Web3D, Remote Jobs

Job Type: Contract

Education:

• Bachelor's (Required)

Experience:

• Roblox: 2 years (Required)
• LLM: 2 years (Required)

Language:

• English (Required)