That work has earned recognition as one of Fast Company's Best Workplaces for Innovators (2025), TravelTech's Reservation Platform of the Year (2026), and one of Built In's Best Places to Work (2020–2026).
We're looking for bold, ambitious people to help redefine how businesses manage and experience travel. Working here, you can expect exponential growth, an ambitious pace, full ownership, and high-caliber colleagues who push you to do the best work of your career. Every hire raises the bar.
Come outpace the ordinary and build the future of travel with us.
We are hiring for Senior Software Engineers, Backend, on multiple teams across our organization. Your application will be considered for any open positions that are a fit. Below the details of the role there is a short description of each team with an opening.
Your MissionAs a Senior Software Engineer at Engine, you’ll play a vital role in an environment where innovation meets collaboration. Here’s what you’ll take charge of:
- Design and Implement: Craft innovative software systems and APIs that contribute to the success of Engine’s mission, focusing on scalability, security, and performance.
- Collaboration: Collaborate with cross-functional teams, including Product and Data Science, to unlock new opportunities and deliver seamless experiences for our customers.
- Ownership: Lead key initiatives that improve efficiency, enhance system performance, and drive customer satisfaction.
We’re looking for someone who’s ready to make an impact and grow alongside us:
- Experience: 5+ years of hands-on experience in designing, implementing, and maintaining highly available and high-performing distributed systems. You have a proven track record of building public-facing (consumer-grade) APIs and managing the complexities of versioning, deprecation, and consumption-based rate limiting. Experience with Node.js, TypeScript, Kotlin (or similar modern backend languages), and AWS is a plus.
- Skills: You’re a problem-solver with a strong grasp of software design principles, scalability, and system architecture. You thrive in fast-paced, innovative environments and prioritize Domain-Driven Design.
- Mindset: You’re ready to roll up your sleeves, collaborate, and deliver results that matter.
Pricing Team
The Pricing team builds the real-time systems that determine what every customer pays across our travel marketplace. We design and operate auction-based pricing engines, models informed by Machine Learning, and customer segmentation strategies — all running at scale across Lodging, Car Rentals, and Flights. Our work directly impacts conversion, revenue, and competitiveness, and the results are immediately measurable.
IDM Team
The Identity Management team owns authentication and authorization for Hotel Engine's customers. We operate the Auth0 tenant, shape the login experience, and partner with enterprise customers to deliver secure, reliable identity integrations — so every traveler, admin, and partner can access the right things, at the right time, with confidence.
Compensation
Our compensation packages are based on several factors, including your experience, expertise, and location. In addition to a competitive base salary, all roles receive equity. Depending on the role, total compensation may also include an annual bonus. Your recruiter will share your complete compensation package as you move through the process.
The Engine Edge: Perks & Compensation
We believe in rewarding great work with great benefits:
- Compensation: Competitive base pay tied to role and experience, with equity for all employees. Some roles are also eligible for bonuses or commissions.
- Benefits: Check out our full list at engine.com/culture
- Environments for Success: Different roles have different needs in terms of the environments that drive success which is why we have a hybrid-hub model. Whether you are in one of our amazing offices or fully remote, we'll make sure you have what you need to succeed.
Perks and benefits may vary based on employment type, location, and more
Skills Required
- 5+ years of hands-on experience designing, implementing, and maintaining highly available, high-performing distributed systems
- Experience building public-facing, consumer-grade APIs
- Experience managing API versioning, deprecation, and consumption-based rate limiting
- Strong understanding of software design principles, scalability, and system architecture
- Experience with Domain-Driven Design
- Experience with Node.js, TypeScript, Kotlin or similar modern backend languages, and AWS
What the Team is Saying
Engine Compensation & Benefits Highlights
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Leave & Time Off Breadth — Unlimited PTO and generous time-off options stand out within the package. Time-away policies are portrayed as a major plus for overall work-life flexibility.
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Equity Value & Accessibility — Stock options for all full-time employees make equity broadly accessible. Equity is positioned as a meaningful component of total rewards.
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Wellbeing & Lifestyle Benefits — Medical, dental, and vision coverage, mental-health resources, and global lodging discounts provide notable wellness and lifestyle value. Remote-friendly perks and home-office support further enhance day-to-day flexibility.
Engine Insights
What We Do
Engine makes work travel less work. We’re revolutionizing the way businesses experience travel — making booking seamless, spending smart, and travel smooth. Our modern platform connects companies with top airlines, hotels, and car rental providers, offering everything from flexible trip changes to single-invoice billing. The result? A simpler, smarter, and more enjoyable travel experience for teams on the move. We’re proud to be named one of Colorado’s Best Places to Work by Built In for six consecutive years — a reflection of our culture of innovation, collaboration, and high standards. Backed by leading investors like Telescope Partners, Blackstone, Elefund, and Permira, Engine is growing fast, with offices in Denver, Phoenix, San Francisco, and coming soon, New York. We’re building something big — and we’re looking for passionate, driven people to help shape the future of business travel.
Why Work With Us
Engine’s vibrant culture, fueled by our shared dedication to high performance, bold communication, and adaptability, makes it a unique and exceptional workplace.
Gallery
Engine Offices
Hybrid Workspace
Employees engage in a combination of remote and on-site work.
We offer a variety of work arrangements based on the role—some positions are in-person, others are hybrid, and some are fully remote.
