Senior Software Engineer – Checkout

🕒 October 27, 2025

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vivenu

WebsiteLinkedInAll Job Openings

51 - 200 employees

☁️ SaaS

🛍️ eCommerce

SaaS • eCommerce • Entertainment

vivenu is a flexible and advanced ticketing platform designed for ambitious event organizers around the world. It offers a fully customizable, white-label solution that centers around the brand, sales, and business needs of its users. vivenu provides powerful tools such as APIs and SDKs, enabling a seamless integration with third-party software and allowing enterprises to build their own applications. This platform serves a wide array of industries, including sports, music and entertainment, festivals, attractions, and conventions, providing comprehensive solutions for ticketing operations. With vivenu, organizers have the freedom to create personalized customer journeys, utilize in-depth analytics to optimize marketing strategies, and increase revenue through improved on-site conversions.

📋 Description

• Own and evolve vivenu’s Checkout Platform — the critical system that powers transactions for organizers and customers worldwide. • Design, implement, and optimize end-to-end checkout experiences across the full stack (React, Node.js, PostgreSQL, TypeScript) that are fast, reliable, and delightful across devices and use cases. • Build seamless, high-converting checkout experiences • Implement and manage APIs, authentication, and validation logic, ensuring data consistency and security • Continuously improve checkout performance, UX, and accessibility • Develop and maintain backend services handling seat reservations and order management. • Work closely with the DevOps/Infrastructure team to ensure observability and fault-tolerance in checkout systems • Participate in design reviews and take ownership from concept to release

🎯 Requirements

• Extensive experience as a Full-Stack Engineer in high-impact web environments (E-commerce, SaaS, or fintech) • Strong command of TypeScript, React, and Node.js • Proven understanding of UX principles, checkout flows, and transactional reliability • Experience with Shopify, Stripe, Adyen, or similar platforms is a plus • Knowledge of payment orchestration, security, and caching would be a nice addition • Hands-on experience with service-oriented application design, including REST APIs and full-stack architectures • Understanding of object-oriented principles and design patterns • Familiarity with relational data modeling, and basic familiarity with NoSQL concepts • Ability to balance thoroughness with pragmatism, even under tight deadlines • Curiosity, proactiveness, and the desire to learn, eager to explore new technologies and challenge the status quo • Excitement about having real ownership from day one while identifying with vivenu’s mission

🏖️ Benefits

• Health insurance • Flexible work arrangements • Professional development opportunities