> Markdown version of [/jobs/ext/2106183-software-engineer-backend-merchant-partner-lifecycle](https://www.wearedevelopers.com/jobs/ext/2106183-software-engineer-backend-merchant-partner-lifecycle). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Software Engineer, Backend (Merchant & Partner Lifecycle) - **Company:** Affirm - **Location:** United States (Remote available) - **Experience:** Expert - **Salary:** $195,000.0 - $255,000.0 - **Contract:** Permanent contract - **Skills:** Java (Programming Language), Amazon Web Services, Database Design, Programming Tools, Distributed Systems, Github, Python (Programming Language), MySQL, Software Architecture, Snowflake, State Machines, Backend, Kotlin, Event Driven Architecture, Kubernetes, Asynchronous Programming, Api Design, Domain Driven Design, Grpc - **Published:** August 18, 2026 - **Apply:** https://job-boards.greenhouse.io/affirm/jobs/7636414003 ## About the Role * 5+ years of experience as a backend software engineer * A strong understanding of Domain-Driven Design, distributed systems, and how architectural decisions affect performance and maintainability * Proficiency with data models, API design (http and RPC), state machines, event-driven architecture, and database design * Excellent communication skills, both written and verbal. Must be proficient in asynchronous communication-written tech specs, ADRs, project plans, etc. * Experience designing, developing, and launching backend systems (our stack: AWS, gRPC, Snowflake, Kotlin, Python, MySQL, Kubernetes). Java and Kotlin experience are especially helpful. * Prior experience with monitoring and alerting systems (sentry.io, rollbar, chronosphere, kibana) ## Description Affirm is reinventing credit to make it more honest and friendly, giving consumers the flexibility to buy now and pay later without any hidden fees or compounding interest. The Merchant & Partner Lifecycle (M&PL) team is at the forefront of Affirm's architectural transformation. We are addressing critical architectural risks by consolidating merchant lifecycle orchestration into a newly cohesive domain. You will act as a technical leader responsible for building out the brand new lifecycle-orchestrator service that's at the heart of multiple connected systems. Your work will deliver immediate availability improvements through system simplification and isolation, and modernize older parts of the codebase. What You'll Do * Design & expand the backbone of our platform to scale to hundreds of thousands of merchants from all around the world * Design and align the scope of work with other teams to deliver cross-team projects * Mentor other engineers to ensure their development & growth * Partner with Engineering Manager and Team Lead to drive and execute the long-term vision of the team * Execute technical strategy for broad or complex requirements with insightful and forward-looking approaches that go beyond the direct team and solve large open-ended problems * Utilize agentic development tools like Claude Code to automate parts of the development process * Improve engineering standards, tooling, and processes throughout the organization, LinkedIn Profile Current Company Preferred Name* Name Pronunciation Pronouns * Select... Are you legally authorized to work in the United States?* Select... Do you now or in the future require sponsorship for employment visa status (e.g., H-1B, TN, E-3, F-1 visa status)?* Select... Which U.S. State or Canadian Province do you reside in?* Select... How did you first learn about Affirm as an employer? * Select... GitHub Twitter Portfolio Other Links Have you previously been employed at Affirm for any length of time?* Select..., To help us assess our outreach efforts, we invite candidates to voluntarily share information through a short demographic survey. This information is: * Completely optional * Anonymized and stored in aggregate * Not accessible to recruiters or hiring managers at the individual level * Never used in any hiring decision Your decision to provide or withhold this information will not impact your candidacy in any way. How do you identify? (gender identity) Select... How do you identify? (race/ethnicity) Select... Voluntary Self-Identification For government reporting purposes, we ask candidates to respond to the below self-identification survey. Completion of the form is entirely voluntary. Whatever your decision, it will not be considered in the hiring process or thereafter. Any information that you do provide will be recorded and maintained in a confidential file. As set forth in Affirm's Equal Employment Opportunity policy, we do not discriminate on the basis of any protected group status under any applicable law. Gender Select... Are you Hispanic/Latino? Select... Race & Ethnicity Definitions If you believe you belong to any of the categories of protected veterans listed below, please indicate by making the appropriate selection. As a government contractor subject to the Vietnam Era Veterans Readjustment Assistance Act (VEVRAA), we request this information in order to measure the effectiveness of the outreach and positive recruitment efforts we undertake pursuant to VEVRAA. Classification of protected categories is as follows: A "disabled veteran" is one of the following: a veteran of the U.S. military, ground, naval or air service who is entitled to compensation (or who but for the receipt of military retired pay would be entitled to compensation) under laws administered by the Secretary of Veterans Affairs; or a person who was discharged or released from active duty because of a service-connected disability. A "recently separated veteran" means any veteran during the three-year period beginning on the date of such veteran's discharge or release from active duty in the U.S. military, ground, naval, or air service. An "active duty wartime or campaign badge veteran" means a veteran who served on active duty in the U.S. military, ground, naval or air service during a war, or in a campaign or expedition for which a campaign badge has been authorized under the laws administered by the Department of Defense. An "Armed forces service medal veteran" means a veteran who, while serving on active duty in the U.S. military, ground, naval or air service, participated in a United States military operation for which an Armed Forces service medal was awarded pursuant to Executive Order 12985. Veteran Status Select... ## Related Videos - [Inside Bitpanda's Tech Stack: Scaling a European Fintech Leader - Markus Dorner](https://www.wearedevelopers.com/videos/1979-inside-bitpanda-s-tech-stack-scaling-a-european-fintech-leader-markus-dorner) - [Exploring the Power of gRPC-Gateway for Writing RESTful Services](https://www.wearedevelopers.com/videos/2072-exploring-the-power-of-grpc-gateway-for-writing-restful-services) - [MySQL Protocol Features You Should Be Aware Of](https://www.wearedevelopers.com/videos/100267-mysql-protocol-features-you-should-be-aware-of) - [Kotlin Multiplatform - True power of native code reuse](https://www.wearedevelopers.com/videos/4-kotlin-multiplatform-true-power-of-native-code-reuse) - [Boosting OpenSearch Performance: gRPC Search in Action](https://www.wearedevelopers.com/videos/1964-boosting-opensearch-performance-grpc-search-in-action) - [Coding for Good: Achieving social change with an app](https://www.wearedevelopers.com/videos/1645-coding-for-good-achieving-social-change-with-an-app) ## Related Articles - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [The Best X (Twitter) Accounts for Developers](https://www.wearedevelopers.com/magazine/294-the-best-x-twitter-accounts-for-developers) - [React Developer Salary [2023]](https://www.wearedevelopers.com/magazine/198-react-developer-salary-2023) - [Backend Developer Salary in Germany [2023]](https://www.wearedevelopers.com/magazine/196-backend-developer-salary-in-germany-2023)