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 over 600 customers in North America, FullStack is your integrated partner for all AI engineering needs.

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 leading global companies.
• Deliberately delivering hundreds of successful custom software solutions.
• A 4.1-star rating on GlassDoor.
• A Net Promoter Score of 68, twice the industry average.

The Opportunity

Join our talent network and connect with U.S. clients for flexible, project-based development work as a Principal AI Engineer - Agentic AI & Databricks.

What We're Looking For

• 8+ years of professional software development and data engineering experience.
• Advanced English is required.
• Successful completion of a four-year college degree is required.
• Experience with multi-stage agentic AI pipelines and intelligence workflows in production.
• Hands-on experience with model routing for reasoning quality across providers like Azure OpenAI and Anthropic Claude.
• Data engineering expertise with Databricks and complex SQL.
• Experience building and scaling cloud-native, data-intensive distributed systems.
• Development of evaluation frameworks and trust scoring systems to measure AI correctness.
• Architecting domain-agnostic backend systems.
• Primary technical authority experience for distributed systems.
• Capability to create and maintain CI/CD applications.
• Forensic attention to detail and a positive attitude.

Nice To Have

We value AI-enthusiastic engineers with experience or projects involving technologies such as Cursor, Windsurf, Google Antigravity, Claude Code, Gemini CLI, Codex, or Copilot CLI.

Work Authorization Requirements

• Applicants must be authorized to work in the country of this job posting on a full-time basis.
• No work visa sponsorship from FullStack.

What We Offer

• Competitive pay and 100% remote work.
• Opportunities to work with startups and Fortune 500 companies.
• Continuing education opportunities and career growth.

We are committed to fostering a diverse and inclusive environment. Our focus is on connecting talent with projects based on qualifications, ensuring a fair and transparent process.