Top Backend Developer Jobs

The Senior Backend Engineer will build and manage the backend systems for Fora's products, implementing new functionalities, optimizing architecture, and collaborating with cross-functional teams.

The Senior/Staff Backend Engineer will build AI-driven products, optimize performance, collaborate with teams, and establish best practices for Applied AI at Fora.

As a Backend Engineer, you'll improve Git and Gitaly by contributing features, bug fixes, and performance improvements, collaborating with the open source community, and participating in architectural discussions.

Design and implement scalable, secure inference services for speech processing. Optimize networking, audio transcoding, latency, memory, and distributed compute orchestration. Debug complex system issues, customize backend services for customers, and partner with Product to deliver end-to-end features.

The Backend Engineer III will develop the NG-SIEM Global Serverless Platform, focusing on high availability, scalability, and system efficiency while collaborating with a distributed team.

Design, build, and maintain backend services powering Clerkie's platform. Improve reliability, performance, scalability, observability, and support feature development. Participate in technical design, cross-functional collaboration, documentation, and own projects end-to-end in a fast-moving startup environment.

As a Staff Backend Engineer, you'll design and operate backend services, lead technical initiatives, ensure reliability, and mentor team members in a remote-first setup.

Design and operate scalable, event-driven backend systems in Python for AI-native financial products. Build typed APIs (FastAPI + Pydantic), own data and ledger architectures, develop reliability primitives, partner with ML teams to productionize models, and ship platform foundations for audited, high-throughput financial workflows.

As a Staff Engineer for Revenue, you'll shape technical vision and architecture for billing and pricing systems, ensuring correctness while enhancing cross-team collaboration.

The Back End Engineer at Bilt will design, implement, and document back-end services, mentor junior engineers, and collaborate on application optimization in a dynamic environment.

Develop and maintain backend services for a data platform, ensuring reliability and performance. Collaborate on scalable data models and contribute to architecture decisions.

Design, build, and scale backend microservices and APIs for high-volume financial and transactional systems. Implement secure integrations with payment processors and banks, develop data-driven account and transaction services, ensure data integrity and performance, and collaborate cross-functionally to deliver production-grade fintech features with strong development practices.

Lead design and build a greenfield, high-throughput payments platform. Drive architecture, implement distributed backend services, scale cloud-native systems, integrate observability and AI tooling, own APIs, mentor engineers, and support production through CI/CD and on-call responsibilities.

Lead backend engineering for a mobile-first, backend-driven consumer app. Design, build, and own Rust-based microservices, APIs, feature-flagging, and UX configuration; partner with iOS/Android teams, provide architecture guidance, and drive delivery from design through production.

As a Backend Engineer, you'll contribute to product roadmaps, scale infrastructure, integrate services, and drive architectural decisions while interacting with smart contracts.

As a Backend Engineer, you will develop scalable systems, optimize performance, mentor junior engineers, and lead critical projects at Hebbia's Agent Collaboration platform.

As a Backend Engineer, you'll build and maintain APIs and backend systems, optimize performance, mentor junior engineers, and drive user engagement for Hebbia's AI platform.

The Backend Engineer will design and implement efficient backend systems and APIs, optimize performance for large-scale data, and mentor junior engineers.

You will tackle AI challenges, develop scalable software and collaborate with teams to enhance healthcare navigation using AI solutions.

Design and implement scalable backend systems for advisor payments, ensuring accuracy and performance, while collaborating with product teams to enhance user experience.

Join Rain's AI team as a Backend Engineer to build scalable backend systems and AI-powered features while collaborating with business teams.

Design, implement, and operate critical, highly scalable backend services (identity, friend graph, persistence). Collaborate across teams, build and test distributed systems, ensure availability and operational excellence, use AI tools to accelerate development, and participate in incident response and debugging.

Design, build, test, and maintain backend services and APIs powering the insurance platform. Integrate payments, documents, and data providers, improve system stability, performance, and scalability, mentor team members, and participate in architectural decisions and agile ceremonies.

As a Senior Backend Engineer at DuckDuckGo, you'll lead backend projects, mentor engineers, and develop AI-enhanced features for the company's privacy-centric product line.

Design, build, and maintain fault-tolerant backend services in Go for a ledger-native fintech platform. Own distributed system architecture, data modeling, concurrency, resiliency, observability, and testing. Collaborate with product, design, and operations to deliver performant, reliable features in a regulated environment.