Full-Time

Senior Full-Stack Developer

Applied AI

Updated on 8/23/2026

Priceline

Priceline

1,001-5,000 employees

Online travel agency offering discount deals

Compensation Overview

CA$140k - CA$160k/yr

+ Annual bonus + Equity grant

Toronto, ON, Canada

Hybrid

Three days in-office per week are stated in the role description; the broader company model elsewhere mentions two onsite days.

Bachelor's, Master's, PhD

Category
Software Engineering (1)
Required Skills
LLM
Kotlin
Agile
Python
JavaScript
UI/UX Design
React.js
NoSQL
Data Science
Git
Node.js
SQL
Machine Learning
Java
GraphQL
TypeScript
Microservices
Next.js
REST APIs
Web Development
HTML/CSS

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Requirements
  • A Bachelor's degree or higher in Computer Science or a related field, or equivalent work experience.
  • At least 7 years of experience in software engineering and development, including API development, database integration, and services for UX-driven platforms.
  • Advanced proficiency in JavaScript and TypeScript, with experience building and designing services using Node.js and GraphQL.
  • Proficiency with SQL and NoSQL database technologies.
  • Experience with front-end technologies and frameworks including HTML, CSS, React, and Next.js.
  • Experience with version control tools and workflows including Git, Git Flow, and GitHub Flow.
  • Strong analytical and debugging skills, including the ability to monitor and troubleshoot microservices and code efficiently.
  • Ability to work effectively with UX, product, and engineering teams and translate technical concepts into practical, user-centered applications.
Responsibilities
  • Drive the development and optimization of applied generative AI features and services across applications.
  • Collaborate with UX engineers, product managers, and potentially data scientists to implement AI features aligned with user needs.
  • Participate in a cross-functional Agile team that experiments, iterates, and delivers new product objectives.
  • Apply development and analytical skills while building product features.
  • Lead the deployment and integration of algorithms, ensuring high performance and usability in the user interface.
  • Mentor team members and lead development best practices for services and features.
  • Research AI and UX developments and contribute ideas and best practices to improve the platform.
  • Lead code reviews and participate in team meetings to improve platform development processes.
Desired Qualifications
  • Experience with Java or Kotlin.
  • Experience with Python.
  • Experience with machine learning or data science.

Priceline is an online travel marketplace that connects travelers with airlines, hotels, car rental companies, cruises, and vacation packages. It uses two business models: an agency model that earns commissions on bookings and a merchant model that buys travel services wholesale and resells them at a markup. It offers fixed-price listings and discount options such as Express Deals and Name Your Own Price, plus flexible options like free cancellations and pay-at-arrival, accessible via a mobile app. Under Booking Holdings, its goal is to help budget travelers access a wide range of options while giving consumers more negotiating power through transparent pricing and valuable deals.

Company Size

1,001-5,000

Company Stage

Series B

Total Funding

$77.4M

Headquarters

Norwalk, Connecticut

Founded

1998

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Simplify Jobs

Simplify's Take

What believers are saying

  • Priceline’s June 2026 Penny upgrade lifted conversion and saved ten minutes per trip.
  • Booking Holdings Q2 2026 revenue rose 8% to $7.35 billion, supporting Priceline.
  • Multi-language AI booking expands Priceline’s reach beyond English-speaking leisure travelers.

What critics are saying

  • Google, Booking.com, and TripAdvisor agents weaken Priceline’s search funnel by 2026.
  • Agency revenue fell 6.9% year over year in Booking’s Q2 2026 mix.
  • If Penny underperforms, Priceline becomes a feature inside rivals’ AI booking agents.

What makes Priceline unique

  • Priceline’s Penny now books trips in one conversation with Anthropic Claude, June 2026.
  • Booking Holdings’ 2026 scale gives Priceline inventory breadth across 100-plus countries and partners.
  • Priceline still wins budget travelers with Express Deals and opaque inventory pricing.

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Benefits

Hybrid Work Options

Remote Work Options

Growth & Insights and Company News

Headcount

6 month growth

-1%

1 year growth

-2%

2 year growth

0%
PR Newswire
Jun 23rd, 2026
Americans cut alcohol, dining out to afford summer holidays despite rising costs

Priceline's 2026 State of Summer Travel Report reveals Americans are cutting back on nearly everything to fund summer holidays despite rising costs. The survey of 2,500 US adults found 79% plan to take at least one trip this summer, even though 44% say such a vacation feels out of reach. Eighty-four percent of Americans report paying more and getting less for travel, whilst 55% find it less affordable than last year. Over one-third have already cut everyday expenses to fund trips, with 83% of adults willing to give up alcohol before vacation. Parents and millennials face the most pressure, with 28% of millennials planning to spend $5,000 or more this summer. Sixty-nine percent regret past cost-cutting decisions, whilst half plan to use AI tools to find better deals.

PR Newswire
Jun 3rd, 2026
Priceline's Penny AI assistant goes fully agentic, booking trips in one conversation with Anthropic's Claude

Priceline has launched an enhanced version of Penny, its AI travel assistant, now powered by Anthropic's Claude. The agentic system allows travellers to move from trip planning to booking within a single conversation, handling complex requests like comparing flights across multiple destinations. The experience features an interactive map that updates during conversations, along with personalised recommendations called Penny's Pick and Penny's Take. Built on Priceline's proprietary AI stack, the system integrates Claude for conversational reasoning, whilst Google Cloud and OpenAI support search and voice capabilities. Penny connects to real-time inventory from thousands of partners across over 100 countries. Early testing shows travellers using Penny demonstrate higher conversion rates and save approximately ten minutes per trip compared to those calling customer support. The service now supports multiple languages.