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20 jobs similar to Backend Software Engineer - Payments

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Canada

  • Design, develop, and maintain RESTful APIs for seamless customer integration.
  • Proactively manage technical debt and optimize system architecture for stability and performance.
  • Participate in code reviews, knowledge sharing, and drive the full lifecycle of small feature development.

Megaport is the global leader in Network as a Service (NaaS), transforming the way businesses connect to the cloud, data centers, and each other. We're a publicly listed company with over 600 people across Asia-Pacific, Europe, and the Americas, and a culture that's collaborative, supportive, and fun.

Canada Unlimited PTO

  • Work with technical leaders to design and implement forward-looking approaches for checkout systems.
  • Own components of checkout systems and define their long-term health.
  • Collaborate with engineers to build the next generation of the checkout platform.

Affirm provides a clear, predictable way to pay over time through buy now, pay later solutions. It is a remote-first company with a culture focused on honesty, trust, and customer-centric innovation.

$195,000–$220,000/yr
US

  • Build and own backend services and APIs for policy, coverage, enrollment, and regional rules that scale to new markets.
  • Translate regional regulatory and product requirements into configurable, reusable platform capabilities.
  • Partner with Product, Design, Data Science, and Legal to prioritize high-impact work and drive data-informed improvements.

Airbnb is an online marketplace that connects hosts offering unique stays and experiences with guests seeking authentic travel. With over 5 million hosts and 2 billion guest arrivals, it values inclusion, belonging, and a fast-growing, collaborative culture.

Global

  • Design, develop, and maintain backend services, APIs, and data integration layers that power key product features.
  • Author design documents and drive technical leadership across the domain to ensure scalable, reliable microservices.
  • Mentor junior and mid-level engineers while collaborating cross-functionally with global teams.

Tala is an AI-native credit infrastructure company that connects global capital to the global majority, using proprietary risk intelligence to power credit access at scale. The company has distributed over $9 billion to more than 14 million customers and has been recognized by Fortune, CNBC, and Forbes.

LatAm

  • Write production-quality backend code in Kotlin or Python for the Affirm Card product.
  • Design systems and contribute to implementation, building APIs and data models for service-oriented architectures.
  • Collaborate cross-functionally with Product, Analytics, and engineering teams to execute strategy, and participate in on-call processes.

BlueCloud is a Snowflake Elite Partner helping enterprises move to unified, AI-ready data platforms. With 450+ consultants and 200+ transformations, they deliver data solutions 40-50% faster, serving clients across finance, healthcare, and more.

$146,200–$215,000/yr
US Unlimited PTO

  • Design, build, and scale backend services for payment, billing, and identity, leading scoping and implementation of APIs.
  • Drive production rollouts to completion with minimal oversight, working closely with product and engineering peers.
  • Collaborate with teams like Partner Integrations, Fin Platform, and Money to solve renters' problems in small, frequent iterations.

Flex is a fintech company that enables renters to pay rent throughout the month on a flexible schedule. It is a growth-stage NYC headquartered company with a dynamic team located throughout the US, Australia, Canada, and South America, and offers an inclusive culture.

$180,000–$300,000/yr
Global Unlimited PTO

  • Design and build backend services in Rust for high-volume financial transactions with strong guarantees.
  • Own features end-to-end, from spec to production, and set technical direction for your area.
  • Integrate with external partners and improve engineering quality across observability and security.

MoonPay builds the operating system for value movement, enabling enterprises to fund, tokenize, trade, and spend digital assets. With top rankings in Fortune's Crypto 100 and Forbes' Best Startup Employers, they foster a high-velocity, high-accountability culture.

Global Unlimited PTO

  • Design and develop scalable, high-performance backend services using Java and AWS technologies.
  • Collaborate with cross-functional teams to define technical requirements and ensure smooth integration across the platform.
  • Optimize existing services for performance, reliability, and maintainability while mentoring junior team members.

Oscilar builds the most advanced AI Risk Decisioning Platform for banks, fintechs, and digital native organizations to manage fraud, credit, and compliance risk. The team includes industry veterans from Meta, Uber, Citi, and Confluent, with over 50% of the company in Engineering and Product, fostering a mission-driven culture.

$146,000–$225,000/yr
US Unlimited PTO

  • Break down larger projects into individual tasks and deliver them in phases with support from your tech lead and manager.
  • Collaborate with product management, design, and analytics to make decisions that consider risks and trade-offs.
  • Support operations and availability of your team's artifacts by creating metrics and participating in on-call efforts.

Affirm is a financial technology company that provides transparent, flexible payment solutions. The company is remote-first and fosters a culture of care, transparency, and flexibility.

US Unlimited PTO

  • Design and implement backend systems for trust and safety at scale.
  • Collaborate with product, design, and analytics to ensure technical sustainability.
  • Foster a culture of quality through code reviews, design standards, and mentoring.

Affirm provides a clear, predictable way to pay over time with no hidden fees. It is a remote-first company with a focus on engineering excellence and scalable solutions.

$150,300–$196,225/yr
US

  • Build REST APIs that power core customer experiences.
  • Configure monitoring for backend services.
  • Build CICD pipelines and develop integrations with the content management system.

Atlassian develops collaboration software for teams worldwide. With thousands of employees, the company fosters an inclusive culture and offers flexible work arrangements.

US Unlimited PTO

  • Drive technical strategy for the card loan platform by leading planning and execution of projects.
  • Design and develop large-scale, high-availability services with robust APIs and data models.
  • Collaborate across functions with product, analytics, and other teams to define requirements and execute card loan strategy.

Affirm provides a clear, predictable way to pay over time for purchases, with no hidden fees. It is a remote-first company experiencing explosive growth and fostering a culture of care, transparency, and flexibility.

Brazil

  • Senior backend engineering role in a fast-paced digital banking environment, focusing on Kotlin and Spring.
  • Own backend services end-to-end, from feature conception to production support, ensuring reliability and performance at scale.
  • Collaborate within agile, multidisciplinary teams to solve complex technical challenges and improve development practices.

The company operates in the digital banking and financial technology ecosystem, building reliable backend services for customers. It fosters an inclusive, collaborative culture focused on knowledge sharing, learning, and modern engineering practices.

$150,000–$185,000/yr
US Unlimited PTO

  • Own the money side of Splash: deposits, withdrawals, entry fees, payouts, fraud checks, and the double-entry ledger tying every cent back to player wallets and contests.
  • Design and run backend services on NodeJS and TypeScript in AWS, working closely with Finance, Compliance, and engineers in the US and Prague.
  • Automate reconciliation, build payment processor integrations, and ensure exactly-once posting, audit trails, and safe concurrency in a regulated real-money environment.

Splash brings people and communities together through the gamification of live sports and events. We're a small, quickly growing, remote-first team that loves sports and tech startups.

Canada Unlimited PTO

  • Design and build scalable backend systems, APIs, and data models that power communications, experimentation, and personalization.
  • Partner with Product, Data Science, and Experience teams to define and execute strategies for customer acquisition and engagement.
  • Mentor and support junior engineers, contributing to a culture of learning, collaboration, and technical excellence.

Affirm is a financial technology company that provides point-of-sale installment loans to consumers, allowing them to pay over time with no hidden fees. The company is remote-first and values transparency, care, and flexibility, with a strong emphasis on employee well-being and professional growth.

$79,781–$116,347/yr
Global Unlimited PTO

  • Design, develop, and maintain scalable, high-performance, low-latency backend services using Java and AWS in a distributed environment.
  • Collaborate with product, frontend, and QA teams while optimizing services for performance, reliability, and scalability.
  • Drive engineering best practices, CI/CD, observability, and technical mentorship across the team.

A global AI-powered SaaS platform improving the safety of online transactions through distributed systems and real-time data. Remote-first, engineering-led, and AI-first culture with emphasis on learning and collaboration.

LATAM

  • Design, build, and maintain scalable, reliable, and high-performance software systems.
  • Contribute to system architecture and technical design, validating solutions through data and experimentation.
  • Collaborate across teams, participate in code reviews, and support applications to ensure system health and reliability.

We are building shared backend platforms and services operating at significant scale. We collaborate across engineering, data science, product, design, and business teams, using AI-assisted coding tools and maintaining high engineering standards.

$121,000–$200,000/yr
US

  • Design, develop, and deploy scalable backend systems to power the Fanatics App.
  • Build features, participate in code reviews, and help define architecture and best practices.
  • Work closely with product and platform teams to deliver a seamless sports fan experience.

Fanatics is building a leading global digital sports platform, enabling fans to buy, collect, and bet across its commerce, collectibles, and betting divisions. With over 22,000 employees, the company focuses on relentlessly enhancing the fan experience and delighting sports fans worldwide.

$3,585–$3,585/mo
Europe LATAM

  • Develop clean, maintainable, and testable backend services using Java and Spring Boot.
  • Design and maintain PostgreSQL schemas, APIs, and microservices in a distributed environment.
  • Collaborate with cross-functional teams, write automated tests, and own features from implementation to release.

Jobgether is an AI-powered job matching platform that connects candidates with hiring companies. The company fosters a collaborative, remote-first culture focused on clarity, growth, and open communication.