Senior Backend Engineer, MCP, RAG and Fine-Tuning

Hopper is a leading travel platform that powers some of the largest travel portals globally through its Hopper Technology Solutions (HTS) platform. They are seeking a Senior Backend Engineer to enhance their backend systems, leveraging AI-assisted coding to deliver features rapidly and efficiently, while collaborating with top-tier engineers in a dynamic environment.

Responsibilities:

• Identify and execute improvements to the code base to allow agents to go faster and safer
• Work with a group of top-tier engineers in a low-process environment powered by trust and high autonomy
• Drive decisions and consensus asynchronously by leveraging AI to author the thoughtful documentation and specifications that guide the team
• Ship fast. Learn fast. Repeat. Orchestrate AI agents to build new features from top to bottom, from UX to database, with minimal oversight
• Architect the scalable solutions and foundational patterns that allow us to efficiently launch new portals
• Proven experience training, deploying and iteratively optimizing LLMs to power complex product features
• Work directly with PMs and business partners to define and refine our roadmap; your voice and technical vision matter
• Collaborate with a diverse group of people, giving and receiving the high-level feedback necessary for growth

Requirements:

• Proven experience training, deploying and iteratively optimizing LLMs to power complex product features
• Expertise in designing the technical guardrails and automated feedback loops that maximize the productivity and reliability of AI agents operating within the codebase
• Strong product thinking where your conception of quality and architecture is inherently anchored in the customer experience
• Experience with, or a mastery-level willingness to learn, distributed system development in Scala
• Identify and execute improvements to the code base to allow agents to go faster and safer
• Work with a group of top-tier engineers in a low-process environment powered by trust and high autonomy
• Drive decisions and consensus asynchronously by leveraging AI to author the thoughtful documentation and specifications that guide the team
• Ship fast. Learn fast. Repeat. Orchestrate AI agents to build new features from top to bottom, from UX to database, with minimal oversight
• Architect the scalable solutions and foundational patterns that allow us to efficiently launch new portals
• Work directly with PMs and business partners to define and refine our roadmap; your voice and technical vision matter
• Collaborate with a diverse group of people, giving and receiving the high-level feedback necessary for growth
• A natural drive to fearlessly deep dive into an unknown code base while keeping their eyes on the goal to deliver results fast
• Proven ability to direct AI agents and automated workflows to architect, implement, and maintain complex software systems with minimal human intervention