Full Stack Developer – AI & Agent Systems

Numerize is transforming accounting for restaurants with AI-powered automation, and we’re looking for a technically strong full stack developer to build intelligent AI systems, scalable applications, and transformative products. You’ll work closely with CXOs and founders, taking ownership of core features while integrating cutting-edge AI capabilities.

Key Responsibilities

AI Agent Development

• Design, develop, and deploy sophisticated AI agents using LangChain, LangGraph, and related frameworks.
• Build multi-agent systems with complex workflows, tool integration, and decision-making capabilities.
• Implement retrieval-augmented generation (RAG) systems and knowledge bases.
• Create conversational AI interfaces with memory, context management, and multi-turn interactions.
• Integrate various LLMs (OpenAI, Anthropic, or open-source models) into agent architectures.

Full Stack Development

• Develop responsive web applications with modern frontend frameworks (React, Vue.js, or Angular).
• Build robust backend APIs and microservices using Python (FastAPI, Django) or Node.js.
• Design and implement SQL/NoSQL databases for storing conversation history, user data, and agent knowledge.
• Create real-time communication systems using WebSockets or Server-Sent Events.
• Deploy and maintain applications on cloud platforms (AWS, GCP, Azure).

System Integration & Optimization

• Integrate AI agents with external APIs, databases, and third-party services.
• Implement caching strategies and performance optimizations for AI workflows.
• Build monitoring and logging systems for agent performance and user interactions.
• Ensure scalability, security, and reliability of AI-powered applications.

Technical Requirements

Frontend:

Backend:

Databases:

AI/ML Frameworks:

Cloud & DevOps:

What We’re Looking For

• 1–3 years full stack development experience or exceptional internship projects
• Hands-on AI/ML development experience (LLM integration, agent systems)
• Ownership mindset & problem-solving approach
• Passion for F&B tech and building impactful AI products
• Collaborative mindset to work directly with founders and CXOs

Bonus Skills

• Experience with additional agent frameworks (AutoGPT, CrewAI, Haystack)
• Fine-tuning and training custom models
• Streaming responses and real-time AI interactions
• AI safety, content filtering, and responsible AI practices
• Knowledge of knowledge graphs, NLP research, and MLOps

Why Join Numerize:

• Direct mentorship from CXOs and founders
• Build core product features and shape the future of F&B accounting
• Exposure to cutting-edge AI/ML and agent technologies
• Fast career progression in a high-growth environment
• Competitive compensation

Ready to build the future of F&B accounting with AI agents?