Top Backend Developer Jobs

Backend Engineer responsible for designing, developing, and scaling APIs, SDKs, and databases to power AI applications, guiding technical direction, and shaping company culture.

As a Founding AI Backend Engineer at Pakket, you'll enhance backend systems, debug the CV pipeline, and deploy services across warehouses, ensuring operational reliability and rapid feature deployment.

As a Backend Software Engineer, you'll design, build, and maintain server-side components while collaborating with cross-functional teams to optimize services and ensure scalability, security, and compliance. You'll also manage databases and implement testing strategies to maintain quality.

Design and build core backend systems for Aurelian's voice and conversational AI platform. Architect for reliability and low-latency real-time AI pipelines, improve analytics, integrate with customer systems, drive engineering standards, and solve complex production problems.

The Staff Backend Engineer will enhance platform reliability and scalability, lead the SRE team, optimize data infrastructure, and define SLOs to meet customer needs.

Build and maintain secure, well-tested backend systems and internal tooling (dashboards, workflows, automation) for lending and trading operations. Design scalable APIs and durable workflows, integrate external services, optimise performance, and collaborate with Risk, Ops, Trading, Product, and Engineering teams to deliver reliable production systems.

The AI Engineer/Back-End Developer will design and maintain back-end services and APIs, optimize algorithms, and support AI integration in scientific workflows, requiring extensive experience and collaboration with stakeholders.

The Back-end Engineer will develop and maintain services and APIs, design data models, and contribute to system stability, collaborating with other engineers and product managers.

As a Backend Engineer, you'll develop infrastructure for AI agents, design APIs, and ensure reliable, scalable systems while collaborating across teams.

Design, build, and maintain scalable backend systems and APIs (Node.js/TypeScript) for eCommerce platform features like loyalty, pricing, checkout, and localization. Own reliability, observability, integrations, feature-flagged rollouts, internal tools, and architectural direction while mentoring engineers and collaborating cross-functionally.

Design, build, and maintain scalable backend services and APIs using Node.js, TypeScript, and Postgres. Architect systems for high performance, implement third-party integrations, develop internal fulfillment and ML tools, set backend engineering standards, mentor engineers, and collaborate with product, data, and frontend teams while ensuring security, documentation, and testing.

The Backend Engineer will develop infrastructure for product integration, create documentation for team training, and influence technology decisions.

Lead a team of developers in creating cloud-based solutions, collaborating with product managers, and mentoring while staying updated on tech trends.

Develop a platform for liquidity and loan collateralization. Responsibilities include building and integrating data pipelines, creating user experiences, and collaborating with teams for system design.

Lead the design and implementation of microservice-based backend architectures, ensuring alignment with business goals and providing mentorship to development teams.

As a Backend Engineer, you'll design and implement systems for decentralized applications, enhance scalability, and collaborate with the team.

The Sr. Java Backend Developer will design, build, and maintain production-grade software systems while collaborating with cross-functional teams and participating in Agile practices.

The role involves designing, developing, and maintaining scalable backend microservices, implementing testing frameworks, and collaborating with teams to meet business needs.

The Staff Backend Engineer will lead the technical vision for OpenSea's backend, build scalable infrastructure, mentor team members, and establish best practices for performance and architecture.

The Software Engineer, Backend Engineer will develop, automate, and maintain core functionalities for Rescale customers, focusing on backend systems and cloud services.

Define technical direction and architect systems for high-performance, scalable infrastructure. Mentor engineers and drive architectural decisions. Manage large-scale data ingestion and retrieval.

The Staff Backend Engineer will lead the Gatekeeper system, focusing on performance, reliability, and operations while collaborating with service teams to enhance overall system durability and security.

The Staff Backend Engineer will architect high-throughput streaming systems, define technical direction, mentor engineers, and solve complex problems for Helius' core products.

The Senior/Staff Engineer will provide technical leadership, design system architecture, review code, mentor engineers, and oversee engineering processes, primarily for backend systems, data pipelines, and AI services.

Seek a Rust backend engineer to build scalable message delivery. Responsibilities include deploying production code, ensuring stability, and improving developer experience.