decircle

Full Stack Engineer, AI

decircle

full-time

Posted on:

Location Type: Remote

Location: New YorkUnited States

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Salary

💰 $160,000 - $210,000 per year

About the role

  • Design and build full-stack systems for our AI financial agent.
  • Develop scalable APIs and backend services to support agent workflows.
  • Build high-performance, user-facing interfaces to visualize agent reasoning and surface insights, as well as enable real-time interaction.
  • Collaborate with AI researchers to integrate and productionize agent logic.
  • Connect and manage data pipelines from financial sources.
  • Implement testing, monitoring, and performance best practices.
  • Stay up to date with LLM frameworks, full-stack tools, and financial trends.

Requirements

  • 5+ years of full-stack development experience.
  • Strong proficiency in Python (FastAPI), JavaScript/TypeScript, Node.js, and React.
  • Proven experience building scalable APIs and web applications.
  • Solid knowledge of relational and non-relational databases.
  • Hands-on experience with LLMs and frameworks like LangChain or similar.
  • Familiarity with vector databases, RAG pipelines, and async programming.
  • Experience with financial data and APIs.
  • Comfortable working in fast-paced, self-directed environments.
Benefits
  • Paid Time Off – 21 vacation days + 7 sick days + 8 observed U.S. company holidays
  • Health Coverage – 100% employer-paid options (medical, dental & vision) for you and your dependents
  • FSA / HSA Options – depending on selected health insurance plan
  • Parental Leave – thoughtful policy to support your family needs
  • Wellness Programs – OneMedical, Teladoc, Talkspace, and EAP
  • Career Growth – opportunities in a rapidly expanding, global technology company with personalized professional development
  • Pre-tax Commuter Benefits
Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools
full-stack developmentPythonFastAPIJavaScriptTypeScriptNode.jsReactAPIsrelational databasesnon-relational databases
Soft Skills
collaborationself-directedadaptability