Associate Software Engineer

KAYAK, part of Booking Holdings (NASDAQ: BKNG), is a leading travel search engine helping people find their perfect flight, stay, rental car, and vacation package. As part of our team, you’ll work within a portfolio of global metasearch brands including momondo, Cheapflights, and HotelsCombined. This role is based in either our Cambridge or Concord, MA office, with a hybrid schedule of 3 days per week on-site.

About the role

Join our Cars Meta UI team, which builds the search experience used by millions of travelers daily. You’ll deliver well-scoped front-end features, collaborate with product managers, designers, and backend engineers, and grow quickly with support from senior engineers.

Responsibilities

• Implement clean, maintainable React and TypeScript code that meets team quality standards
• Collaborate with cross-functional teams to translate requirements into polished, user-facing experiences across web and mobile
• Participate in code reviews, providing and receiving constructive feedback
• Write unit, integration, and end-to-end tests to ensure reliability and prevent regressions
• Leverage AI coding tools (e.g., Claude Code) to improve development velocity and code quality
• Engage in agile ceremonies—sprint planning, standups, and retrospectives—to keep delivery on track

Requirements

• Degree or equivalent practical experience in Computer Science, Software Engineering, or a related field (or a portfolio demonstrating foundational skills)
• Proficiency in HTML, CSS, and JavaScript; exposure to TypeScript preferred
• Hands-on experience with React or a comparable modern UI framework
• Familiarity with Git and collaborative codebases
• Ability to use AI coding tools to enhance development velocity and code quality
• Clear communication, collaboration, and openness to feedback
• Capacity to thrive in a hybrid model, attending the office at least 3 days per week

Benefits

• Work from (almost) anywhere for up to 20 days per year
• Company-paid therapy sessions (SpringHealth) and HeadSpace subscription
• Company-wide week off annually, plus no-meeting Fridays
• Paid parental leave and generous paid vacation (including your birthday off)
• Paid volunteer time and fun quarterly events (boat trips, ski trips, happy hours, etc.)
• Development Dollars and leadership training for career growth
• Access to thousands of on-demand e-learnings
• Travel discounts and Employee Resource Groups
• Competitive retirement and health plans, including free lunch 2 days per week

Pay

Salary range for this Massachusetts-based role: $95,000–$105,000, plus annual bonus and recurring RSU grants.