Top Backend Developer Jobs

Seeking two Senior Developers (Backend and UI) with 5+ years of experience in Java Application Development, SQL, and Agile methodologies.

Build and operate the LangSmith Deployments runtime for long-running AI agents: design distributed queue/worker systems, own state persistence and job claiming, implement resumable streaming, instrument production systems, participate in on-call and incident response, produce system documentation, and contribute to open-source LangGraph.

The Senior Backend Software Engineer will design and scale backend systems using Python and FastAPI, collaborate with researchers, optimize infrastructure, and implement testing and monitoring systems.

As a Founding Engineer, you will design and build AI backend features, APIs, and services for an autonomous research platform targeting market due diligence.

Design, build, and maintain scalable backend services and APIs. Collaborate with cross-functional teams while ensuring code quality and maintaining security measures.

Design, build, and scale high-performance distributed backend systems. Diagnose and debug microservices, design secure APIs and efficient database schemas, collaborate cross-functionally, and work with end users to meet operational needs.

Design, build, and own high-throughput backend and infrastructure services for a healthcare AI agent platform. Ensure reliability, graceful degradation, observability, performance, and secure handling of sensitive patient data. Drive architecture and operate services end-to-end in production.

Build and maintain scalable backend services, APIs, and data pipelines for computer vision and LLM workflows. Integrate model serving, ensure reliability, performance, and observability, collaborate with ML and Solutions Engineering, and support production deployments and occasional on-site testing.

The Senior Software Engineer will enhance backend systems, ensure low latency in transaction processing, and maintain service availability while improving core functionalities.

The Senior Backend Engineer develops core product features in ETL and GraphQL, designs APIs, builds ETL pipelines, and collaborates with frontend teams.

As a Senior Backend Developer, you'll design and maintain high-volume pipelines and databases, implement ETLs for automated abuse-prevention, and develop monitoring solutions while collaborating with teams on safety systems.

Join Dura Digital as a Back End Software Engineer, contributing to digital transformation through technical expertise in development, cloud services, and collaborative problem-solving.

As a Staff Software Engineer, you will lead product development from design through deployment, collaborating on software for delivery operations including backend services and user products.

Build scalable backend systems, develop LLM agents, and ensure fast adaptation in a dynamic environment at Sentra.

The Senior Viewer Product Software Engineer will design, build, and operate scalable distributed services, mentor engineers, and collaborate on features.

As a Staff Backend Engineer at FloSports, you'll lead backend development initiatives, focusing on scalable distributed systems, authentication frameworks, and mentoring engineers while collaborating with product teams for technical solutions.

Design and build software systems for customer retention, participate in the engineering life-cycle, and conduct code reviews.

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.

As a Backend/Infrastructure Engineer, you'll develop core backend systems, manage APIs, and integrate with hardware while ensuring system reliability and performance.

The Senior/Lead Java Developer is responsible for designing and implementing backend modules, writing server-side code, and collaborating with cross-functional teams to drive projects and integrate new technologies.

The Backend Software Engineer will develop and maintain backend systems for data processing related to coffee farming, utilizing Python and PostgreSQL. Responsibilities include feature development, problem-solving, and adapting systems to regulatory changes while ensuring system resilience.

As a backend engineer, you will design and develop healthcare APIs, leverage AWS services, and enhance existing systems while ensuring high-quality standards.

The role involves developing scalable microservices using Golang, contributing to system design, and maintaining backend architecture while collaborating with cross-functional teams.

The Backend Engineer will design, implement, and maintain scalable microservices using Golang, collaborate on API design, and resolve issues in distributed systems.