Back End Developer Jobs

The vision for the Batch Infra team @ Affirm team is to provide reliable, scalable, self-serve and Affirm-optimized compute solution to enable ML, Product, and Financial Engineering success. Our team is responsible for building and maintaining compute platform that serves as a…

Affirm is seeking a Senior Software Engineer to join the Card Acquisition team within the Consumer org. The team plays a critical role in shaping the first experience customers have with Affirm—building trust, clarity, and value from the very first interaction. As a Senior…

Senior Software Engineer, Backend (Card Acquisition) at Affirm in Spain. Full-time · Remote · €86K – €122K/yr.

The Engineering team builds systems that power Affirm’s mission. We take pride in our craft, building reliable, performant, and scalable solutions that touch every part of the business. Whether we’re enabling new ways to pay, ensuring our platforms can scale to the most…

Senior Software Engineer, Backend (PBA - Growth) at Affirm in United States. Remote.

The Ledger Engineering team enables rapid financial product innovation by providing an audit-grade ledger platform that ties ambitious company growth to a highly regulated industry's real-world accounting controls. We are passionate about building robust, fault-tolerant, highly…

Staff Software Engineer, Backend (Ledger Engineering) at Affirm in United States. Remote.

The Capacity Modeling team ensures Affirm can safely handle forecasted traffic—especially during peak sales events—by translating demand forecasts into concrete, testable capacity plans. They build and maintain statistical capacity models that map traffic inputs (e.g., checkout…

Staff Software Engineer, Backend (Capacity Modeling) at Affirm in United States. Remote.

The Deal Reporting team is responsible for building our critical capital partner integrations, as well as services to automate funding processes safely and reliably. We partner with Product and Capitals Markets teams to understand and implement complex financial structures,…

Staff Software Engineer, Backend (Deal Reporting) at Affirm in Spain. Full-time · Remote · €103K – €139K/yr.

Join the pioneering Servicing International team at the forefront of Affirm's global expansion, building the foundational platform to launch our products into a new generation of international markets. This role will focus specifically on purchase protection, including disputes…

Senior Software Engineer, Backend (Servicing International) at Affirm in Spain. Full-time · Remote · €86K – €122K/yr.

We built Bubble with a clear mission: to empower everyone to create software. Our AI visual development platform lets anyone, from first-time entrepreneurs to enterprise teams, take an idea from prompt to fully-functional, scalable app across web, iOS, and Android. With over 6…

Perplexity is looking for an Infrastructure Engineer to own and improve the backend systems behind our latency-sensitive search stack. You’ll work across high-QPS Rust and Go services, distributed retrieval systems, cloud infrastructure, observability, and deployment tooling.…