Top Backend Developer Jobs

As a Senior Software Engineer, you will architect and maintain scalable backend services, drive technical excellence, and collaborate across teams to enhance AI-driven systems.

As a Senior Software Engineer, you'll develop scalable backend services, own critical system components, optimize data pipelines, and troubleshoot infrastructure issues.

The Senior Backend Software Engineer will develop infrastructure for AI-based robotic solutions, manage backend systems, and support machine learning model training. Collaborating across teams is essential.

The Senior Backend/API Engineer will design, implement, and optimize backend services and APIs focused on AI/ML workloads, ensuring security and performance across classified environments.

The Backend/API Engineer designs and maintains backend services, implements APIs for AI/ML model access, and ensures security and scalability for the War Data Platform.

The Staff+ Software Engineer will shape the technical direction, mentor junior engineers, and lead complex software system development while collaborating effectively with cross-functional teams.

The Director of Backend Engineering will lead backend development, mentor developers, design scalable systems, and ensure code quality and security by partnering with product and engineering leadership.

As a backend developer, you will lead development of a Rails-based platform, collaborate on solutions, and improve code quality while working in an agile environment.

The Senior Software Engineer will design and implement backend systems for a B2B platform, ensuring reliability and performance, while collaborating with cross-functional teams and leveraging AI tools.

The Senior Software Engineer will build applications and infrastructure focused on health care, collaborating with teams to improve technology and implement technical migrations.

Design, enhance, and scale the ClickPipes data onboarding platform while improving infrastructure, deployment pipelines, and operational processes in a cloud environment.

Lead architecture and implementation of device provisioning and lifecycle management services on GCP. Own APIs, scale Postgres/AlloyDB databases, integrate AI/LLM workflows (Anthropic Claude) for automation, mentor engineers, improve pipelines and tooling, and ensure high-availability, fault-tolerant designs.

Senior contractor engineer will own and evolve Thrive's enterprise platform end-to-end, starting on the Coaching app. Responsibilities include sustaining engineering (reliability, scalability, technical debt), delivering medium-to-large projects, partnering with Product and stakeholders, supporting on-call and incident response during US hours, and shipping high-quality, enterprise-facing features iteratively.

Design and build scalable backend services, APIs, and ingestion pipelines for geospatial processing. Develop integrations and automation for ArcGIS Enterprise in containerized, cloud-native and on-prem environments. Improve reliability, performance, and observability while collaborating with platform, DevOps, and GIS teams to deliver production solutions supporting defense/intelligence missions.

Design and implement scalable backend services, APIs, and ingestion pipelines for geospatial applications. Extend and integrate ArcGIS Enterprise, build containerized tooling, support cloud/on-prem deployments, and improve reliability, performance, and observability for mission-critical Defense/Intelligence systems.

Design and implement scalable backend services, APIs, and geoprocessing workflows for ArcGIS Enterprise. Build connectors, ingestion pipelines, and containerized tooling; support cloud-native and on-prem deployments, observability, and integrations to deliver reliable geospatial backend systems for mission-critical defense and intelligence applications.

Design, implement, and own backend features from inception to production. Collaborate with product, marketing, and front-end teams to iterate quickly. Write clean, testable server-side code (Kotlin/Java or similar), work with relational databases and SQL, and operate in cloud-based environments with CI/CD deployment.

Design, build, and maintain backend systems and scalable web APIs for an EM simulation platform. Integrate hybrid cloud and on-prem HPC, optimize HPC clusters, improve data management, implement containerized orchestration, and collaborate with EM and infrastructure teams to enhance schedulers, pipelines, and developer tooling.

Build and maintain backend tools for AGI safety research: eval libraries, orchestration for parallel agentic evaluations, LLM proxy and telemetry, CI optimizations, data warehousing, and researcher-facing tooling. Lead feature development, collaborate with researchers, and promote good software design and reliability.

Design, develop, and maintain full-stack applications while providing mentorship, collaborating with teams, and optimizing performance.

Join the Data Platform team to build backend services and data products for efficient data movement in the company, ensuring scalability and robustness of infrastructure.

The Lead Java Software Engineer will develop and maintain distributed software solutions for security settlements, collaborating with various stakeholders and leading a development team.

Design, architect, and scale cloud backend infrastructure for real-time media and sensor data streaming. Own reliability and throughput SLAs, collaborate with AI teams, and mentor engineers.

Design and scale backend systems, lead architecture discussions, develop APIs, and ensure system reliability and security, while mentoring others.

As a Backend Software Engineer, you will lead engineering projects, build secure systems, and collaborate on AI applications to deliver high-value products.