H
Senior Machine Learning Product Engineer, Risk and Fraud Management, Payments, Growth Alliance (all genders)
HelloFreshWarszawa, Masovian Voivodeship, Poland
PythonSQLAWSMachine Learning
W
Salary not disclosed
Check market pay for comparable Senior Product Engineer roles before applying.
Role overview
Job description
Hi! 👋 I’m Ismayil, Engineering Manager for Team Payments at WeTravel. We are the merchant of record for payment acceptance on our platform. When a trip does not happen, the chargeback lands on us, not the trip organizer. A trip can be booked today and depart 18 months from now, so our exposure on it stays open that entire time. That is a different shape of risk from most payments work, and I am hiring an engineer to own it. You would join a team of 10+ engineers and work every day with our Product, Payment Operations, and KYC/Verification team. About WeTravel: Think of the most incredible adventures imaginable: trekking to Machu Picchu, cycling through Tuscany, or going on a safari in Kenya. For years, the small businesses and local experts who run these trips have been stuck using messy spreadsheets, countless emails, and complicated payment methods. WeTravel is changing that. We build
…About this listing
- Source: Wetravel's official careers site (via Ashby) · last confirmed on the source 3 Nov 2026
- Posted 14 Sept 2026
Jobiba does not charge job seekers. Never pay to apply or share OTPs, card or bank details.
What they are looking for
Skills & requirements
typescriptpythonjavareactnode.jspostgresqlmysqlmongodbkubernetesaikotlin
Qualification
7+ years of product engineering expertise, with 4+ years dedicated to risk, fraud, or underwriting systems that move real money. Deep expertise in the systems that decide about money, such as exposure and credit models, decision and rules engines, holds, reserves and payout limits, transaction monitoring, and the ledger those balances sit on. Strong backend mastery in Ruby on Rails, Kotlin, Python, Go, Java, or Node.js with the agility to ramp up on Ruby quickly. Direct production on-call experience, including authoring post-mortems and leading incident response. Excellent written and verbal communication skills, including cross-functional collaboration experience, and the ability to thrive in a distributed, multicultural environment. Pragmatic adoption of AI tools to optimize your engineering workflow, including the ability to mentor and train others on AI concepts. Preferred
Department · Engineering & Product
Hiring company
Wetravel
View the company profile, current openings and hiring details.
Related opportunities
Similar active roles
Relevant, currently active roles for this market.
5mo ago
A
Singapore, Singapore· Full-time
PythonMachine LearningAIRecruitment
PI
18 days ago
Gurugram, India
B
New York, New York, United States
A
Spain· Remote
€86K – €122K/yr
PythonMySQLAWSKubernetes
A
Poland· Remote
PythonMySQLAWSKubernetes
🔔 Get job alerts
New Product Engineer jobs in Emea, straight to your inbox.
No spam · Unsubscribe anytime