Full Stack Developer L3 /Agentic AI

About Robots & Pencils

Robots & Pencils is seeking a Full Stack Developer (Level 3) to contribute to the development of conversational and agentic AI applications within our AI & Agents practice. This team is responsible for creating, scaling, and maintaining intelligent, interactive chat and automation systems that enable seamless, human-like customer experiences.

Job Summary

The Full Stack Developer will work across both front-end and backend systems to design and implement features that power agentic chat experiences, integrating large language models (LLMs), real-time data, and robust APIs. The role requires strong software engineering fundamentals, practical experience with AI-assisted development tools, and a collaborative approach to problem-solving.

Key Responsibilities

• Design, build, and maintain full stack web applications that support agentic and conversational AI experiences
• Develop scalable backend services and APIs to support real-time chat, workflow orchestration, and data processing
• Implement intuitive, high-performance frontends using modern frameworks such as React or Next.js
• Integrate LLMs, agent frameworks, and external APIs to enhance automation and user experience
• Contribute to architectural decisions and design reviews, ensuring reliability, security, and maintainability
• Utilize AI development tools such as GitHub Copilot, Claude Code, or OpenAI Codex to accelerate prototyping and delivery

Collaboration and Delivery

• Work closely with product managers, UX designers, and cross-functional teams to define and implement product features
• Participate in sprint planning, code reviews, and release coordination
• Support continuous integration and deployment pipelines, ensuring smooth delivery and testing processes
• Collaborate on AI model integration and prompt design in support of intelligent application behavior
• Communicate technical trade-offs and recommendations clearly to both technical and non-technical stakeholders

Innovation and Continuous Improvement

• Explore and adopt new frameworks, libraries, and tools that enhance engineering productivity and system performance
• Contribute to team knowledge sharing and documentation around emerging AI and agentic development practices
• Apply creative problem-solving to improve scalability, latency, and user experience
• Support experimentation, evaluation, and iteration of AI-powered product features

Required Skills and Qualifications

• 5+ years of professional experience in full stack software development
• Proficiency in JavaScript, TypeScript, and at least one backend language such as Python or Node.js
• Experience developing applications using React, Next.js, or similar frontend frameworks
• Strong understanding of API development, microservices, and REST or GraphQL patterns
• Familiarity with cloud infrastructure (AWS, Azure, or GCP) and DevOps workflows (Docker, CI/CD)
• Experience using AI-assisted development tools such as GitHub Copilot, Claude Code, or OpenAI Codex