Fullstack Software Engineer - Embedded Payments

Xplor

$95K — $105K *
Information Technology
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • 4+ years of professional software engineering experience with a Computer Science/Engineering degree or equivalent
  • Strong Node.js skills with a track record of shipping production backend services
  • Experience developing React-based frontends that utilize RESTful APIs
  • Proven ability in designing and building RESTful APIs and microservices
  • Knowledge of relational databases, preferably PostgreSQL, and clear understanding of service design separation
  • Hands-on experience with AWS or similar cloud platforms
  • Familiarity with CI/CD pipelines
  • Fluency with AI-assisted development tools and critical insights into their capabilities
  • Comfortable working in a fully remote and agile environment

Responsibilities

  • Execute the full software development lifecycle for backend and frontend solutions
  • Design and build well-documented, tested features across APIs, data models, and UI
  • Draft technical specifications and evaluate the operational viability of new payments features
  • Integrate components into unified, production-ready systems with proper observability
  • Enhance verification plans and quality assurance procedures
  • Maintain existing functionality and associated documentation
  • Engage in deployment planning and incident response for the payments platform
  • Leverage AI-assisted development tools to boost output without sacrificing quality

Benefits

  • 100% remote work with flexibility for U.S.-based candidates (excluding Hawaii and Alaska)
  • Opportunity to work on a high-impact payments orchestration platform
  • Collaborative environment focused on innovation in user experience
  • Access to a modern tech stack including AWS, React, and Node.js
  • Working with cutting-edge AI-assisted development tools
  • Emphasis on professional growth within a rapidly evolving field
Full Job Description
Job Description

About the opportunity

Join our Embedded Payments as FullStack Software to make a real impact every day. We say that because we know that every conversation we have, every code line we write and every interface we design is another opportunity for us to elevate everyday life experiences for our customers and the people and communities they serve.

Reporting into Software Engineering Manager, you will help us you'll help build and scale our cloud-native payment orchestration platform that processes significant transaction volume across multiple Xplor brands. You are passionate about building scalable systems and great user experiences while maintaining software development best practices. You write code that is thoughtful end-to-end - from the API contract down to the database, and from the data model up through the UI. You're comfortable owning features across the stack and collaborating closely with backend, frontend, QA, and DevOps engineers to deliver high-quality software.

Our Tech Stack
  • Frontend: React (CRA), Material-UI, JavaScript
  • Testing: Jest, ESLint, Prettier, Storybook, Playwright. K6
  • Backend: Node.js, AWS (ECS, RDS/Aurora PostgreSQL, API Gateway, Lambda, Cognito, SQS, EventBridge)
  • DevOps: Bitbucket Pipelines, Terraform
  • Payments: Worldpay, Stripe, Apple Pay / Google Pay

Responsibilities & Duties
  • Execute the full software development lifecycle across both backend services and frontend interfaces
  • Design and build well-tested, well-documented features that span APIs, data models, and UI
  • Produce technical specifications and assess operational feasibility for new payments features
  • Integrate components into cohesive, production-ready systems with appropriate observability
  • Contribute to verification plans, quality assurance procedures, and deployment guardrails
  • Maintain and improve existing functionality, including documentation
  • Participate in deployment planning, on-call rotations, and incident response as part of running a payments platform
  • Use AI-assisted development tools effectively to improve velocity without compromising quality
  • Stay current with platform updates, security practices, and PCI compliance requirements


Qualifications

What would make me a good candidate?

We are looking for curious and empathetic people. We also love to hear from people who are motivated by meaningful work, resonate with our core values, have a positive outlook, are comfortable with ambiguity and thrive working in an ever-evolving and complex environment. We are inspired by meeting big-picture thinkers and doers, people who can be both tactical and strategic, aim high and put people first in everything they do.

You'll need:
  • 4+ years of professional software engineering experience, with a Computer Science/Engineering degree or equivalent
  • Strong Node.js experience and demonstrated ability to ship production backend services
  • Experience building React-based frontends that consume RESTful APIs
  • Experience designing and building RESTful APIs and microservices
  • Working knowledge of relational databases (PostgreSQL preferred) and clear understanding of separation of concerns in service design
  • Hands-on experience with AWS or a comparable cloud platform
  • Experience with CI/CD pipelines (Bitbucket Pipelines, GitHub Actions, or similar)
  • Proficiency with Git, agile delivery (Scrum preferred), and testing frameworks like Jest
  • Fluency with AI-assisted development tools (Claude Code, Cursor, Copilot, etc.) and an articulate point of view on where they help and where they don't
  • Comfortable working on a 100% remote team and able to operate independently within an agile group

It would be great if you also have:
  • Experience building or operating payments systems - payment orchestration, tokenization, acquirer integrations (Worldpay, Stripe, Adyen, Finix, Basis Theory), or PCI-compliant environments
  • Familiarity with event-driven architectures (SQS, EventBridge, Kafka)
  • Exposure to observability tooling (SigNoz, Grafana, Datadog, etc.)
  • Infrastructure-as-code experience (Terraform)

The average base salary pay range for this position is $95,000 to $105,000

This is a 100% remote position available to candidates located in the U.S., excluding Hawaii and Alaska.

#LI-Remote

Ready to apply?

To start your application, please submit your resume, and we will be in touch as soon as we can. Please include the word "moonshot" at the top of your message to the Hiring Manager so that we know you took the time to read our job ad.

Good to know

To be considered for employment, you must be legally authorized to work in the country you're applying for. Xplor does not sponsor visas, either at the time of hire or at any later time.

We kindly ask you to apply through our careers portal or external job boards only. Please don't send your application via email.

To learn more about us and our products, please visit xplor.com/careers/.

We also invite you to check out our Candidate FAQs for more information about our recruitment process xplor.com/recruitment-faqs/.

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