Full Stack AI Engineer (Agentic Systems) - Remote - USA

About Us

FullStack is one of the fastest-growing software consultancy companies in the Americas. We deliver transformational digital solutions to top global companies and Silicon Valley startups. As an employee-first company, we focus on hiring the most talented software designers and developers by creating a positive, respectful, and supportive work environment where they can achieve their greatest potential.

We’re most proud of:

• Offering life-changing career opportunities to talented software professionals across the Americas.
• Building highly-skilled software development teams for hundreds of the world’s greatest companies.
• Having delivered hundreds of successful custom software solutions, which have positively impacted the lives and careers of millions of users.
• Our 4.2-star rating on GlassDoor.
• Our client Net Promoter Score of 68, twice the industry average.

About the Role

We’re looking to hire a Full-Stack AI Engineer (Agentic Systems) to join our team. This is a high-impact, client-facing role designed for a "plus-plus" version of a developer—someone who doesn't just build, but defines the architecture of how global enterprises adopt agentic workflows. You will serve as a strategic consultant and technical lead, helping regulated industries and Fortune 500 clients transition from traditional development to AI-augmented engineering productivity.

Requirements

• 5+ years of professional full-stack software engineering experience.
• Advanced English is required.
• Successful completion of a four-year college degree is required.
• Expertise in building agentic AI workflows and autonomous AI systems.
• Hands-on experience utilizing Claude Code and modern LLM platforms (Anthropic Claude, OpenAI).
• Strong history of developing AI-powered web applications using React, Next.js, JavaScript, and TypeScript.
• Extensive experience building backend services and APIs with Node.js or Python.
• Track record of productizing early-stage Generative AI prototypes into scalable, production-ready MVPs.
• Solid understanding of cloud-based architectures on AWS and containerization tools such as Docker.
• Well-versed in database management systems, including PostgreSQL and MongoDB.
• Familiar with RAG (Retrieval-Augmented Generation) pipelines, vector databases, or orchestration frameworks.
• Capable of working with GraphQL, microservices, or event-driven systems in fast-paced environments.
• Ability to work through new and difficult issues and contribute to libraries as needed.
• Ability to create and maintain continuous integration and delivery of applications.
• Forensic attention to detail.
• A positive mindset and a can-do attitude.
• Experience working on Agile/Scrum teams.
• Meaningful experience working on large, complex systems.
• Ability to take extreme ownership over your work. Every day is a challenge to ensure you are performing to the expectations you and your team have agreed upon.
• Ability to identify with the goals of FullStack's clients and dedicate yourself to delivering on the commitments you and your team make to them.
• Ability to consistently work 40 hours per week.

Applicants must be currently authorized to work in the United States on a full-time basis. FullStack will not sponsor applicants for work visas now or in the future.

Benefits

• Competitive salary.
• Paid time off (vacation, sick leave, parental leave, and holidays).
• 100% remote work.
• The ability to work with leading startups and Fortune 500 companies.
• Health, dental, and vision insurance.
• 401(k) with 4% match.
• Ample opportunity for career advancement.
• Continuing education opportunities.