Sr. Software er, Core ering

About Engine
At Engine, we're transforming business travel into something personalized, rewarding, and simple. For too long, managing travel and spend has been overwhelming and fragmented — we're here to change that. We believe the future of travel should be seamless and powered by technology that delights customers at every step. That's why we're building a platform that brings together corporate travel, a powerful charge card, and modern spend management in one place.

To make this vision real, we're looking for exceptional, mission-driven people to help redefine how businesses manage and experience travel.

More than 17,000 companies already rely on Engine to support over 1 million travelers and billions in annual bookings each year. Cash flow positive with rapid growth, we pair exclusive Engine-only rates, industry-leading rewards, and intelligent automation to help businesses save money while delivering world-class personalization and convenience.

Backed by Telescope Partners, Blackstone, and Permira, Engine has been recognized as one of the fastest-growing travel and fintech platforms in North America, with honors including the Deloitte Fast 500 and Built In's Best Places to Work.

Mission
As part of the Core Engineering team, you'll play a key role in building the scalable, reliable systems that power our travel platform—from supplier integrations and search to pricing and booking. You'll craft and deliver backend solutions that drive our mission to simplify business travel and elevate the traveler experience.

You'll collaborate closely with cross-functional teams across product and data, solving complex technical challenges that directly impact Engine's growth and customer satisfaction. Whether you're enhancing API performance, integrating new partners, or scaling core services, you'll contribute to the foundation that makes Engine fast, dependable, and delightful to use.

What You'll Bring to Engine
We're looking for experienced engineers who thrive in fast-paced, collaborative environments and love solving challenging problems at scale.

• Experience:
  5+ years of hands-on experience in backend software engineering, with a strong foundation in API development, microservices, and distributed systems.
• Skills:
  You're a creative problem-solver who values pragmatic, iterative development. You excel at systems design, enjoy tackling performance optimization, and communicate clearly across technical and non-technical teams.
• Technical Expertise:
  You're comfortable working with modern backend languages and frameworks (e.g., , Kotlin, TypeScript) and familiar with relational databases such as PostgreSQL or MySQL. Experience with Kubernetes, gRPC, observability tools, and caching systems like Redis is a plus.
• Mindset:
  You take ownership from design through production, thrive in ambiguity, and bring curiosity, collaboration, and accountability to everything you do.

Team Details
While all our engineers share a common mission and mindset, each Core Engineering team has a unique focus within Engine's ecosystem:

Integrations
The Integrations team expands Engine's supplier network and ensures reliable, scalable connections with third-party partners. They focus on building microservice-based integration solutions that enable accurate, efficient data exchange and power Engine's growing marketplace of travel options.

Search
The Search team designs and maintains high-performance, low-latency backend services that allow users to find the best travel options quickly and reliably. They focus on scalability, performance tuning, and seamless communication across multiple travel verticals and internal systems.

Pricing
The Pricing team develops and scales high-performance APIs that deliver competitive, real-time pricing across Engine's travel offerings. They work closely with data science and product teams to integrate advanced pricing models that drive growth and customer value.

Booking
The Booking team manages Engine's system of record, ensuring smooth, secure, and accurate transaction flows. They focus on building resilient, scalable systems that enable seamless booking experiences and maintain the integrity of every travel transaction.

This is a full-time contractor position for candidates based in Latin America only.
The Engine Edge: Perks & Compensation
We believe in rewarding great work with great benefits:

• Compensation:
  Competitive base pay tied to role and experience, with opportunities for bonuses, commissions, and equity.
• Benefits:
  Check out our full list at
• 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.
Ready to Build the Future of Work Travel?
Join us on our mission to transform how work travel works—for businesses, for travelers, and for the industry. Apply now and let's make travel simpler, smarter, and more enjoyable—together.