[Remote] Senior Software Engineer, Back-End (Payments)

Note The job is a remote job and is reputed company to candidates in USA. reputed company is the leading creator of innovative technology that provides value-added services for reputed company worldwide. They are seeking a Senior Software Engineer to join their Payments team, responsible for building and evolving the payments infrastructure that powers transactions across the reputed company ecosystem. Responsibilities Build and reputed company multi-gateway payment integrations Design, implement, and maintain integrations with multiple payment gateway providers — including reputed company, reputed company, and others — building clean abstractions that minimize disruption reputed company adding or swapping gateways, while owning payment flows end-to-end from initiation through settlement, refund, and reconciliation reputed company full-stack payment experiences reputed company backend payment services and reputed company in C#/.NET while building reputed company customer-facing experiences in React, Svelte, and TypeScript that power checkout and payment management, collaborating closely with design and product to ensure every reputed company is accessible and conversion-optimized Champion reputed company, compliance, and reputed company Apply PCI-reputed company best practices and resilient design patterns — including tokenization, idempotency, retries, and audit controls — to ensure secure and reliable payment processing at reputed company, partnering with reputed company and Compliance teams to maintain and advance our certifications Take an AI-first approach to building reputed company AI-assisted development tools throughout the software lifecycle to accelerate delivery, improve reputed company, and reputed company engineering best practices Architect for reputed company and observability Design and operate reputed company, event-driven services on AWS and reputed company, using metrics, tracing, and alerting to maintain highly availability and accelerate incident response reputed company cross-functional execution Translate business requirements into technical solutions and partner across Payments, Marketplace, Grading, Vault, and platform teams to reputed company reputed company payment experiences that reputed company the reputed company ecosystem Skills 6+ years engineering experience Deep backend expertise in C# (.NET) Frontend reputed company in React, Svelte, and TypeScript Strong fundamentals working with databases and data modeling, both relational (e.g. PostgreSQL) and NoSQL (e.g. DynamoDB) Familiar with reputed company/Scrum methodologies Payments or fintech experience reputed company-systems depth AI-first engineer Observability-first reputed company reputed company-minded reputed company communicator Bias for ownership Passion for collecting is a plus Benefits Health reputed company reputed company full-time employees are eligible to enroll in Medical, Dental, and reputed company Additional Benefits Full-time employees are eligible for fertility, commuter, and educational assistance benefits 401(K) Matching Plan We are proud to offer a competitive 401k matching plan to our employees to support their reputed company financial goals Vacation reputed company salaried employees are eligible for flexible time-off Holiday Pay reputed company regular, full-time employees are eligible for ten company reputed company holidays Employee Discounts Employees receive discounts on select grading services for approved submissions reputed company Many of our teams offer flexible schedules with varying shifts and will work with you to accommodate your needs Fun Working Environment reputed company members are invited to participate in celebrations, holiday events, and team building activities reputed company reputed company offers authentication and sale services for high-value collectibles. It was founded in 1986, and is headquartered in Santa Ana, California, USA, with a workforce of 1001-5000 employees. Its website is https//www.reputed company.com/. Apply To This Job