Senior Software Engineer, Payments Plugins & Integrations

United States Digital Space LLC; San Francisco (CA); On-site; USD 198,000 - 293,000; Full time

Job summary

This is the company is seeking an experienced Senior Software Engineer to own the design, development, and delivery of complex payment integrations. You will work across the stack (React, Node, modern APIs) and collaborate with product and engineering leadership to deliver scalable, enterprise-grade solutions that power payments and commerce platforms.

You will drive architecture, code quality, and testing improvements while guiding teams through large-scale integrations with a strong focus on

Qualifications

• 8+ years of software development experience.
• Strong full-stack JavaScript with modern web technologies.
• Proven experience with API design, testing, and scalable integrations.

Responsibilities

• Design, build, and evolve complex integrations balancing technical excellence and business impact.
• Own the full software delivery lifecycle from design to deployment and maintenance.
• Champion open-source practices in large-scale codebases and ensure robust testing.
• Lead incident response and coordinate across stakeholders to drive resolution.

Skills

JavaScript

React.js

Node.js

APIs

Testing

CI/CD

Code quality

Performance

Tools

SFRA

OCAPI/SCAPI

GraphQL

GitHub Actions

Playwright

Jest

Job description

This is the company is seeking an experienced Senior Software Engineer to own the design, development, and delivery of complex payment integrations. You will work across the stack (React, Node, modern APIs) and collaborate with product and engineering leadership to deliver scalable, enterprise-grade solutions that power payments and commerce platforms.

You will drive architecture, code quality, and testing improvements while guiding teams through large-scale integrations with a strong focus on