Senior AI Engineer

HeartCentrix Solutions
United StatesFull-timePosted Sep 16, 2026

About the role

We’re looking for a Senior AI Engineer who can build production-ready AI agents that connect with enterprise applications and support multiple customer journeys on aa.com.

This is a hands-on engineering role. You’ll be working with Python and JavaScript/TypeScript and using modern AI agent frameworks like LangGraph and LangChain. You’ll also be involved in architecture and design and help lead a small team of 3–4 engineers by providing technical direction and guidance.

What You’ll Be Doing

Design and build AI agents using LangGraph, LangChain, or similar agent frameworks.

Build multi-agent workflows, tool integrations, and RAG solutions.

Develop AI services and APIs using Python and JavaScript/TypeScript.

Connect AI agents with Java/Spring Boot microservices through REST APIs and event-driven architectures.

Work with prompts, tool/function calling, memory, and agent orchestration.

Build scalable, reliable AI applications that are ready for production.

Help with architecture and technical design decisions.

Provide technical direction and mentorship to a team of 3–4 engineers.

Integrate AI solutions with existing enterprise applications and services.

Work with LLMs such as OpenAI, Claude, Gemini, or similar platforms.

What We’re Looking For

9+ years of overall experience.

5+ years of software development experience.

2+ years of hands-on Agentic AI development.

Strong hands-on experience building AI agents with LangGraph, LangChain, Semantic Kernel, or similar frameworks.

Strong Python skills — this is a must-have.

Strong JavaScript/TypeScript experience.

Experience with Java and a good understanding of Spring Boot.

Strong understanding of microservices, distributed systems, REST APIs, and event-driven architecture.

Experience with prompt engineering, tool/function calling, agent orchestration, and LLM workflows.

Experience building RAG solutions and working with vector databases.

Experience integrating AI applications with enterprise systems.

Technical Skills

Required:

Python

LangGraph

LangChain

JavaScript/TypeScript

Agentic AI development

Prompt engineering

Tool/function calling

RAG

REST APIs

Microservices

LLMs — OpenAI, Claude, Gemini, or similar

Git

Experience with:

Java

Spring Boot

Docker

Kubernetes

Vector databases such as Pinecone, pgvector, Weaviate, ChromaDB, FAISS, or similar

Event-driven architectures

Nice to Have

MCP (Model Context Protocol) or other AI tool integrations.

Experience with AI agent evaluation, tracing, and observability.

Experience building production AI applications at scale.

Airline or travel industry experience.

Responsibilities

  • Design and build AI agents using LangGraph, LangChain, or similar agent frameworks
  • Build multi-agent workflows, tool integrations, and RAG solutions
  • Develop AI services and APIs using Python and JavaScript/TypeScript
  • Connect AI agents with Java/Spring Boot microservices through REST APIs and event-driven architectures
  • Work with prompts, tool/function calling, memory, and agent orchestration
  • Build scalable, reliable AI applications that are ready for production
  • Help with architecture and technical design decisions
  • Provide technical direction and mentorship to a team of 3–4 engineers

Qualifications

  • 9+ years of overall experience
  • 5+ years of software development experience
  • 2+ years of hands-on Agentic AI development
  • Strong hands-on experience building AI agents with LangGraph, LangChain, Semantic Kernel, or similar frameworks
  • Strong Python skills
  • Strong JavaScript/TypeScript experience
  • Experience with Java and a good understanding of Spring Boot
  • Strong understanding of microservices, distributed systems, REST APIs, and event-driven architecture

Skills mentioned

PythonJavaScriptTypeScriptLangGraphLangChainRetrieval-Augmented GenerationPrompt EngineeringTool CallingREST APIsMicroservices

About HeartCentrix Solutions

HeartCentrix Solutions is a premier IT staffing and workforce solutions provider that delivers technically vetted, culturally aligned talent to enterprise teams, high-growth startups, and consulting firms. With a heart-centered approach and a data-backed process, we help you hire with confidence. Our Services We offer flexible, scalable solutions tailored to your hiring model: • Staff Augmentation • Contract-to-Hire • Permanent Placement • Statement of Work (SOW) • Modern Data Solutions Areas of Expertise We specialize in building high-performing teams across key technical disciplines: Software Development & Engineering • Full-Stack, Frontend, Backend • DevOps & Automation • Cloud Infrastructure (AWS, Azure, GCP) Data Science & Analytics • AI/ML, Big Data, BI Integration • Data Engineering & Monetization • Platforms: Snowflake, Power BI, Python, SQL Product & UX • Product Management • UI/UX Design & Research IT Project & Program Management • Agile Coaching, Digital Transformation • Business Analysis, IT Operations Infrastructure & Security • Cybersecurity Architecture • Network Infrastructure & IaC • On-Prem, Hybrid & Cloud Environments Visa Sponsorship & Global Talent Access We support global talent solutions with full compliance across: • H-1B, TN, STEM OPT, GC EAD, and more Onshore. Nearshore. Offshore. We offer fully managed global delivery models to support distributed teams and round-the-clock development. Why HeartCentrix? What sets us apart is Code Report—our proprietary technical screening platform that ensures every candidate is proven and prepared before they ever reach your team. • 5-day average to first qualified submission • 93% retention rate after 6 months • Lower rejection rates & faster hiring cycles Trusted by Leading Enterprises We’ve helped organizations like American Airlines, Foot Locker, Taylor Morrison, and Boston Consulting Group build smarter, stronger teams. Let’s build the future of tech—together.

Staffing and Recruiting51-200 employeesNorth Richland Hills, Texas

H-1B sponsorship history

Historical employer filing data was found for HeartCentrix Solutions. The employer record includes 7 historical certified applications. This is employer-level history, not a guarantee that this role currently offers sponsorship.