Senior Backend Engineer, Payments

Emploi pas sur LinkedIn

🕒 il y a 1 mois

🇺🇸 États-Unis – Télétravail

⏰ Temps Plein

🟠 Senior

🔙 Ingénieur Back-end

🗣️🇺🇸🇬🇧 Anglais requis

D'où vient cette offre

Publiée sur la page carrières de Hauler Hero, pas via un site d'emploi

Repérée par Remote Rocketship il y a 1 mois

Toujours ouverte sur le site de Hauler Hero. Vérifiée il y a 6 heures.

Logo of Hauler Hero

Hauler Hero

11 - 50 employés

Fondée en 2020

☁️ SaaS

🚗 Transport

🤝 B2B

SaaS • Transport • B2B

Hauler Hero est une plateforme SaaS basée sur le cloud qui aide les entreprises de collecte de déchets à optimiser leurs opérations, accroître leur efficacité et réduire leurs coûts. Le produit inclut un CRM, une gestion de la répartition et de l'acheminement par glisser-déposer, la facturation, des rapports, une application mobile pour les conducteurs et des portails à destination des clients, ainsi que le développement de fonctionnalités d'IA (Hero Vision, Hero Chat, Hero Routing) pour la documentation automatique des collectes, l'assistance en libre-service et l'optimisation des itinéraires en temps réel. Il est conçu pour le personnel de bureau, les répartiteurs, les conducteurs, et les gestionnaires afin d'améliorer la productivité des itinéraires, la collecte de trésorerie, et l'expérience client.

Description

• Design, build, and operate services behind card processing, refunds, and payment reconciliation • Own processor integrations through a common connector layer, including onboarding new processors and retiring old ones • Build safe payment pipelines with idempotent charge paths, processor timeouts and retries, webhook handling, and automated reconciliation • Build audit trails for payments and refunds • Respond to payment incidents, perform root cause analysis, and implement structural fixes • Partner with Customer Success on the payments support queue and turn recurring tickets into product fixes • Write clean, testable, high-performance Kotlin and Java code using Spring Boot • Design and implement scalable production APIs • Refactor and extend services to improve reliability and maintainability • Design and optimize PostgreSQL schemas and tune SQL for large data volumes • Participate in Agile/Scrum design reviews, code reviews, and architectural discussions • Collaborate with product, frontend, and Customer Success on billing and payments features • Mentor engineers through code reviews and share context to avoid knowledge silos

🎯 Exigences

• 5+ years building production backend systems • 2+ years building or operating payment systems in production, including card processing, recurring billing, refunds and reversals, or reconciliation • Direct experience integrating with at least one payment processor or gateway API • Experience designing and operating systems with distributed data and meaningful scale • Experience working in Agile/Scrum environments • Strong Git/GitHub workflow experience • Strong proficiency with Spring Boot (Java and/or Kotlin) • Willingness to write Kotlin as your primary language • Deep experience with relational databases, especially PostgreSQL • Experience building and maintaining production APIs • Working knowledge of idempotency, at-least-once vs. exactly-once processing, retries, and reconciliation patterns for money movement • Understanding of PCI DSS scope and tokenization • Experience with financial edge cases, including partial refunds, voids vs. reversals, chargebacks, declined and stuck transactions, and timezone-sensitive scheduling • Ability to translate product requirements into technical solutions • Strong problem-decomposition and debugging skills, including production incident work • Solid computer science fundamentals and engineering judgment • Clear written and verbal communication skills • AI-assisted development experience or willingness to use AI tools daily, including Claude, Claude Code, Cursor, and GitHub Copilot

🏖️ Avantages

• Competitive salary + equity • Health, dental, vision insurance • Flexible PTO • Remote-first culture • Modern development tools and AI assistants

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