Senior Software Engineer- Plugins

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

the company provides payments, data, and financial products in a single solution for customers like Meta, Uber, H&M, and Microsoft - making us the financial technology platform of choice. At the company, everything we do is engineered for ambition.

For our teams, we create an environment with opportunities for our people to succeed, backed by the culture and support to ensure they are enabled to truly own their careers. We are motivated individuals who tackle unique technical challenges at scale and solve them as a team. Together, we deliver innovative and ethical solutions that help businesses achieve their ambitions faster.

About the team

At the company, we believe payments are at the heart of every great commerce experience. The Plugins Team extends the company's global payments platform into the Salesforce and Adobe ecosystems, empowering some of the world’s largest brands to deliver seamless commerce experiences across digital and in-person channels.

Our mission is simple: make enterprise-grade payments effortless. We build and scale world-class integrations that bring together checkout, risk, fraud prevention, donations, payment optimization, and global payment method support into a single, easy to enable but most importantly, reliable experience. From cards and digital wallets to Buy Now, Pay Later solutions and local payment methods, our work directly powers how millions of consumers pay every day.

As part of the team, you'll build the next generation of payment integrations. You'll work at the intersection of commerce, payments, and platform engineering, solving complex technical challenges while delivering tangible business impact. Every improvement you make can influence conversion rates, payment performance, fraud prevention, reliability, and customer experience at scale. This role offers a unique opportunity to gain deep expertise in the world of global payments while collaborating closely with customers, partners, product teams, and engineers across the company.

Role responsibilities / What you’ll do

• Design, build, debug, and evolve complex integrations that balance technical excellence, business impact, and long-term maintainability.

• Take ownership of the full software delivery lifecycle—from design and implementation to code reviews, testing, deployment, and ongoing maintenance.

• Apply an open-source engineering mindset to large-scale codebases, championing software craftsmanship, thoughtful API design, robust testing, and collaborative development practices.

• Own critical and non- critical production incidents end-to-end, leading cross-functional response efforts, coordinating stakeholders, and driving clear communication to ensure swift resolution and continuous learning.

• Collaborate with engineering and product leadership to identify high-impact opportunities, influence strategic priorities, and shape the long-term vision.

• Partner closely with Operations teams to uncover merchant pain points and deliver elegant solutions that empower the company customers and enable seamless payment experiences.

• Drive sound technical decision-making by leveraging deep knowledge of software architecture, design patterns, and anti-patterns.

• Showcase product capabilities through technical demonstrations for internal stakeholders, partners, and customers, translating complex concepts into clear business value.

• Serve as the go-to subject matter expert for the plugins ecosystem, providing technical guidance and helping teams navigate complex challenges.

• Create and maintain high- quality technical and functional documentation, and lead knowledge-sharing initiatives and training sessions to enable teams across the organization.

Who you are / Hard Skills Required

• 8+ years of experience in the software development industry.

• Full stack developer with the following skillset.

• Deep proficiency in JavaScript and modern web development, including React.js, Node.js, with demonstrated expertise in software design, debugging, automated testing, performance optimization, and building production-grade applications at scale.

• Knowledge of Salesforce B2C Commerce development, including SFRA, PWA, Script API, OCAPI, SCAPI and headless architecture, Salesforce’s B2C data model, API Integration & CRUD Operations: Expertise in RESTful APIs and GraphQL.

• Proven expertise in modern software delivery practices, including GitHub Actions and workflows, CI/CD pipelines, code quality and security gates (e.g., SonarQube/SonarCloud), automated testing with Jest and Playwright, and publishing and maintaining production-grade packages and applications.

• Strong track record in integration design, performance optimization, and architecture, backed by robust JavaScript engineering and problem-solving capabilities.

• Drove a significant reduction in time-to-market by embedding AI-assisted development tools into the team's software delivery lifecycle.

• Architected robust and scalable integrations with a meticulous focus on data consistency, edge case considerations, error-handling mechanisms, and platform-specific constraints.

Nice to Have

• Experience with payment integrations, working knowledge of designing payment flows and architectures for large enterprises.

• Knowledge about security best practices, PCI and PII compliance and considerations.

• Experience with Composable Commerce concepts, Salesforce OMS integrations

• Experience with Java development

• Experience on extending Adobe Commerce platform using PHP extensions, API Mesh, GraphQL etc.

*The annual base salary range for this role is $198,000 - $293,000; to learn more about our compensation philosophy, please **.*

Our Diversity, Equity and Inclusion commitments

Our unique approach is a product of our diverse perspectives. This diversity of backgrounds and cultures is essential in helping us maintain our momentum. Our business and technical challenges are unique, and we need as many different voices as possible to join us in solving them - voices like yours. No matter who you are or where you’re from, we welcome you to be your true self at the company.

Studies show that women and members of underrepresented communities apply for jobs only if they meet 100% of the qualifications. Does this sound like you? If so, the company encourages you to reconsider and apply. We look forward to your application!

What’s next?

Ensuring a smooth and enjoyable candidate experience is critical for us. We aim to get back to you regarding your application within 5 business days. Our interview process tends to take about 4 weeks to complete, but may fluctuate depending on the role. Learn more about our hiring process here. Don’t be afraid to let us know if you need more flexibility.

the company is an equal opportunity employer. We do not discriminate based on race, color, ethnicity, ancestry, national origin, religion, sex, gender, gender identity, gender expression, sexual orientation, age, disability, veteran status, genetic information, marital status or any legally protected status.

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