Senior AI Agent Engineer

About FullStack

FullStack is your AI-native engineering partner, built to turn AI capability into certainty. Most companies can demo AI; few can get it to production and prove what it produced. We close that gap with three capabilities — AI built into your products from the start, elite vetted talent who apply it, and transparent execution that shows value every step of the way. With now over 600 customers in North America, FullStack is one integrated partner for all your AI engineering needs. With Fullstack, you move forward with confidence.

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 4.1-star rating on GlassDoor.
• Our client Net Promoter Score of 68, twice the industry average.
  
  

The Position

We're looking to hire an AI Agent Engineer to join our team. You'll work with one of our incredible product teams to build and deliver a product to our clients.

What We Are Looking For

• 4+ years of professional software development experience.
• Advanced English is required.
• Successful completion of a four-year college degree is required.
• Strong experience with Python or JavaScript/TypeScript.
• Hands-on experience with LLMs (OpenAI, Anthropic, Gemini, or similar).

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• Experience building AI agents using frameworks such as LangChain, LlamaIndex, AutoGen, CrewAI, or similar.
• Solid understanding of prompt engineering, embeddings, and vector databases.
• Experience integrating APIs and backend services.
• Strong problem-solving skills and ability to work independently in a remote environment.
• Experience with multi-agent systems.
• Knowledge of RAG (Retrieval-Augmented Generation) architectures.
• Experience deploying AI solutions to production.
• 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 of 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.
  
  

Work Authorization Requirements

• Applicants must be currently authorized to work in the country of this job posting on a full-time basis.
• FullStack will not sponsor applicants for work visas now or in the future.
  
  

What We Offer

• Competitive Salary.
• Paid Time Off (vacation, sick leave, maternity and paternity leave, holidays).
• 100% remote work.
• The ability to work with leading startups and Fortune 500 companies.
• Health policy with Sura 100% for you and up to 4 primary family members.
• English Classes.
• Food card.
• 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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