Hopper

Hopper is a travel app that uses predictive analytics to make travel recommendations.

501-1000 employees
Founded 2007
$96M series unknown
Big Data
Private Company

Open Positions53

Spain - RemoteFull-TimeFintechPosted
  • Design and implement automated, reusable training pipelines to ensure consistent, scalable model delivery across the partner portfolio
  • Build ETL pipelines with thoughtful feature engineering to guarantee clean, reliable inputs for pricing models
  • Develop and deploy real-time ML pricing solutions to production, owning the full path from model to live environment
  • Monitor production systems for latency, drift, and training-serving skew, optimising continuously to maintain model integrity
  • Run champion-challenger tests on pricing and product construction levers to surface improvements and respond to shifting market conditions
  • Partner with data scientists, engineers, and product stakeholders to translate business needs into well-scoped technical solutions
PythonSQLETL+4 more
Showing 1 of 53 positions

About Hopper

Hopper is transforming the travel industry by leveraging massive amounts of data and advanced machine learning to predict airfare and accommodation prices. Their mission is to help customers spend less and travel better. Hopper's mobile app has been downloaded over 120 million times and is particularly popular among Gen Z and millennial travelers. Beyond its consumer success, Hopper powers travel fintech solutions for major airlines, banks, and other travel providers through its B2B division, HTS (Hopper Technology Solutions). Hopper has raised over $750 million in private capital and is rapidly expanding its global market share.

How We Work

At Hopper, you'll find an entrepreneurial culture where pushing limits and taking risks is part of everyday business. The environment fosters constant communication between diverse teams, embracing autonomy and encouraging you to own your work. You will operate independently with minimal oversight in a high-ambiguity environment. The pace of work is extremely fast, with projects and priorities constantly evolving, driving continuous career opportunities. Hopper is committed to building the best team, with leadership principles focused on customer obsession and innovation.

Engineering at Hopper

Hopper's engineering teams tackle complex challenges at the intersection of big data, AI, and fintech. They build highly available, globally-scaled backend systems that power proprietary fintech offerings like 'Cancel for Any Reason' and 'Disruption Assistance'. You'll work with technologies such as Scala, React, GCP, OpenAPI, BigQuery, and Pub/Sub within a microservices architecture. Engineers ship code in days, iterating on features in an agile manner. The company's unique price-forecasting algorithm, developed in 2010, applies machine learning to historical data, enabling innovative fintech functions for users.

Why Join Us

  • Drive massive impact in small, dynamic teams.
  • Innovate at the forefront of travel fintech with AI and big data.
  • Enjoy unlimited PTO and a Carrot Cash travel stipend.
  • Benefit from a very generous parental leave policy, exceeding industry standards.
  • Work in an entrepreneurial culture that values autonomy and continuous learning.

Benefits & Perks

  • Competitive salary and pre-IPO equity packages.
  • Unlimited Paid Time Off (PTO).
  • Carrot Cash travel stipend.
  • 100% employer-paid Medical, Dental, and Vision coverage for employees (region-dependent).
  • Access to co-working spaces on demand through FlexDesk and a work-from-home stipend.
  • Generous parental leave.
  • 401(k) or RRSP plan with automatic pre-tax withdrawals (region-dependent).
  • Life, short-term, and long-term disability coverage.
  • Health Reimbursement Account (HRA) or Health Savings Account (HSA) (region-dependent).
  • Access to telemedicine services for employees and dependents.

Tech Stack

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