Next Js Developer Jobs in Helena, MT (NOW HIRING)

About FullStack
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.

The Position
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.
What We Are Looking For

• 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.

What We Offer

• 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) w/ 4% match.
• Ample opportunity for career advancement.
• Continuing education opportunities.

FullStack is proud to be an equal opportunity workplace. We are committed to equal employment opportunity regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity, or Veteran status.
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