KAYAK, part of Booking Holdings (NASDAQ: BKNG), is a leading travel search engine. With billions of queries across our platforms, we help people find their perfect flight, stay, rental car and vacation package. We’re also transforming business travel with a new corporate travel solution, KAYAK for Business. As an employee of KAYAK, you will be part of a travel company that operates a portfolio of global metasearch brands including momondo, Cheapflights and HotelsCombined, among others. From start-up to industry leader, innovation is in our DNA and every employee has an opportunity to make their mark. Our focus is on building the best travel search engine to make it easier for everyone to experience the world. Trade your daily grind for a career that lets you show off your passion for travel! Join KAYAK to build the travel tools that our users dream of, and develop your own ideas during our Hack Weeks. Be the first to play with new and innovative travel features (while getting paid for it). We are looking for smart, ambitious, and hardworking developers with a passion for learning and delivering. You will join our Full Stack KAYAK4Business team in Massachusetts, responsible for user experiences that are the face of KAYAK for millions of users every day. You will work closely with other teams, developing innovative features to make shopping for travel simple. If you're an engineer who loves traveling, and wants to help shape the future of the travel meta, we'd love to hear from you!
This role will be required to work from our Cambridge, MA office 3 days per week.
In this role you will:
Work on K4B product features used by millions of corporate travelers
Have end-to-end ownership of the UI, including testing, monitoring and troubleshooting
Make architectural decisions and build prototypes
Review and scope feature requests
Drive technical debt reduction, oversee code quality, and pair with other developers
Refactor and optimize existing code
Work with geographically distributed teams
Leverage modern AI tools & technologies to build excellent user interfaces
Please apply if you have:
4+ years of meaningful work experience building web applications
Bachelor's degree or higher, preferably in a quantitative/technical field (e.g. Computer Science, Engineering, Physics, Math)
Deep experience building layouts using CSS and HTML
Advanced understanding of JavaScript, ideally with some experience using a modern UI framework or library (we use React, but Angular and Vue.js experience counts)
Knowledge of performance considerations, especially with respect to browsers
Experience working in Java, C#, or a similar object-oriented language
Experience leveraging AI tools (Claude Code, Codex, Cursor or similar) to building high quality software solutions
Ability to…
Debug issues in a full-stack environment
Work independently on solutions and designs with minimal oversight
Produce scalable, high quality, and accurate work
Estimate effort accurately and execute with pace
Show good judgment in architecting software
Use metrics to validate decision-making
Owns communication to key stakeholders on assigned projects
Easily relate technical subjects to non-technical audiences
Demonstrate leadership across teams and business functions
Benefits and Perks
Work from (almost) anywhere for up to 20 days per year
Focus on mental health and well-being:
Company-paid therapy sessions through SpringHealth
Company-paid subscription to HeadSpace
Company-wide week off a year - the whole team fully recharges (and returns without a pile-up of work!)
No meeting Fridays
Paid parental leave
Generous paid vacation + time off for your birthday
Paid volunteer time
Focus on your career growth:
Development Dollars
Leadership development
Access to thousands of on-demand e-learnings
Travel Discounts
Employee Resource Groups
Competitive retirement and health plans
Free lunch 2 days per week
Fun quarterly events such as boat trips, arcades, ski trips, Thursday socials, and more
There are a variety of factors that go into determining a salary range, including but not limited to external market benchmark data, geographic location, and years of experience sought/required. The range for this Massachusetts based role is $140,000 - 160,000.00, not inclusive of annual bonus and recurring RSU grants. We offer a competitive base salary and benefits including: health benefits; flexible spending account; retirement benefits; life insurance; paid time off (including PTO, paid sick leave, medical leave, bereavement leave, floating holidays and paid holidays); and parental leave benefits. Inclusion
At KAYAK, we want everyone to have the space to grow, share ideas and do great work. That’s why we’re focused on hiring the best talent from all walks of life and experiences, supporting them well and making sure no one feels like they have to fit a mold to belong here. Need any adjustments for the interview, application or on the job? No problem - just give us a heads-up. We’ve got you.
