Senior Backend Engineer developing payment processing APIs for vivenu's ticketing technology. Collaborating cross-functionally to enhance user experiences and optimize transaction flows.
Responsibilities
Design, develop, and maintain robust backend APIs and services focused on payment processing, billing, and end-to-end checkout experiences
Integrate and manage third-party payment providers and gateways, ensuring seamless, reliable, and secure transaction flows
Optimize payment infrastructure for high performance, scalability, and security while handling large volumes of concurrent transactions
Collaborate cross-functionally with frontend, product, and customer support teams to continuously improve the user experience and resolve payment-related issues
Play a key role in building our own managed payments platform, creating deeply integrated, automated, and scalable payment solutions for our customers
Requirements
Strong expertise in backend development, particularly in payment processing, billing systems, or checkout flows
Proficiency in at least one backend language (JavaScript or TypeScript, Java, Golang, or Kotlin)
5+ years of experience in backend engineering, ideally with hands-on involvement in payment and billing integrations
Experience in working with payment gateway APIs (e.g., Stripe, Adyen, Braintree), checkout systems, or subscription billing platforms
A solid understanding of NoSQL databases, caching mechanisms, and message queues
Knowledge of data security and compliance standards, including PCI-DSS and best practices for handling sensitive payment data
Being comfortable in cloud-native environments (AWS, GCP) and familiar with Docker and Kubernetes
The ability to communicate clearly, collaborate effectively, and approach problems with ownership and attention to detail
Technical Lead in hybrid team ensuring high - quality solutions for financial infrastructure. Leading technical decisions and mentoring multi - disciplinary squads in innovative financial technology.
Mid/Senior Java developer for governmental project. Involves developing systems with Java and various other technologies for both internal and public portals.
Senior Software Engineer developing financial data reporting solutions using Java and React. Collaborating with a skilled team on a greenfield project with a microservices architecture.
Lead Data Engineer developing technical solutions utilizing cloud - based platforms at Capital One. Collaborating with Agile teams and mentoring engineers while working with data technologies.
Python & AI Agent Developer designing, developing, and deploying AI - driven solutions at Allstate. Seeking skilled professionals with experience in Python and AI agent frameworks.
Associate Programmer Analyst contributing to software development and maintenance at Boeing's aerospace operations. Required skills include Java, Angular, and cloud technologies with a bachelor degree and 4+ years experience.
Technical leader managing a Java development squad at one of Brazil's largest banks. Focused on architecture, innovation, and team performance in a hybrid model.
Backend Engineer developing secure crypto wallet systems at Ava Labs for Web3 solutions. Architecting modular backends and delivering high - performance solutions in a leading blockchain firm.
Senior Engineer developing backend data ingestion and transformation solutions for financial services at SS&C. Collaborating with cross - functional teams to ensure reliable data flows and API integrations.
Java Developer developing and maintaining backend applications using Spring Boot and Spring Framework. Join a leading digital transformation company with flexibility and innovative projects.