Remote Senior Full-Stack Developer

Senior / Staff Full Stack Engineer – Applied AI Considering making an application for this job Check all the details in this job description, and then click on Apply. 190,000–$250,000 + Equity | Hybrid working Neulinx have partnered with a high-growth, Series D-backed TravelTech company that's transforming the $100bn+ travel industry through technology and AI. Following a recent $60m Series D funding round, the business is expanding its engineering team to build intelligent products that help thousands of travel entrepreneurs automate workflows, manage clients and scale their businesses. We're looking for a Senior / Staff Full Stack Engineer (Applied AI) to help develop an AI-powered copilot, building production-grade AI agents, orchestration systems and intelligent automation tools. This is a hands-on, product-focused role offering significant ownership across the AI stack, from backend infrastructure and agent frameworks to user-facing applications. Building and scaling production AI agents that automate complex business workflows. Building evaluation, observability and regression-testing systems to improve AI performance. Developing full-stack features across Python backend services and modern frontend applications. Working closely with Product and Design to take AI features from concept through to production. Improving latency, scalability and reliability across AI-powered applications. 5+ years of full-stack software engineering experience. ~3+ years of React, React.js or Angular experience. ~3+ years of Python backend development (Django, Flask or similar). ~ Hands-on experience building and deploying LLM-powered applications. ~ Strong API design, distributed systems and relational database experience. ~ Experience with agentic AI, tool calling, MCP, RAG or LLM evaluation frameworks. ~ Comfortable working with emerging AI technologies and taking ownership in a fast-moving environment. Bonus points for: Anthropic/OpenAI APIs, agent orchestration, streaming infrastructure, Celery, Redis, RabbitMQ, AWS or Kubernetes. 185,000–$235,000 base salary + equity ~ Join a well-funded TravelTech company investing heavily in Applied AI. ~ Build AI products with genuine commercial applications and an established user base. ~ Significant technical ownership and influence over AI architecture. ~ Hybrid working from the company's New York office. ~ Unlimited PTO, healthcare, dental, vision and 401(k) matching. Interested in building AI agents that solve real-world problems rather than another proof of concept? Apply or get in touch with Gareth @ Neulinx for a confidential conversation. xaygatp Remote working/work at home options are available for this role.