Top Backend Developer Jobs

Develop and maintain scalable backend systems at ClickUp. Collaborate with teams, optimize database queries, debug issues, and foster a culture of learning.

Lead design, development, and delivery of large-scale, high-throughput backend services using Node.js/TypeScript. Drive architecture on AWS (EKS, MSK, S3), champion best practices (CI/CD, IaC, testing), mentor engineers, manage incidents and root-cause analysis, and collaborate with product and operations to deliver reliable, observable microservice-based systems.

Design, scale, and optimize ClickUp's search infrastructure using OpenSearch/Elasticsearch. Improve relevance, speed, and real-time indexing, build vector search capabilities, create evaluation frameworks, and collaborate with AI/backend/product teams to integrate and troubleshoot search at scale.

Design and build the public API layer, manage the transaction lifecycle, develop indexers, and implement analytics pipelines for robust production infrastructure.

The Staff+ Software Engineer will lead backend systems for AI products, managing complex projects and driving product enhancements while optimizing performance and reliability for a global user base.

The Backend Engineer will design and build public APIs, manage transaction lifecycles, and create a data backend for the Stellar ecosystem.

Design and implement reliable backend systems and APIs for manufacturing software, collaborating with teams to redefine production processes. Candidates should have expertise in distributed systems and programming across multiple languages.

The Senior Software Engineer, Backend will design and maintain scalable backend services for artificial-gravity space stations, collaborating with cross-functional teams to ensure secure and reliable systems.

The Senior Backend Data Engineer will extend data ingestion and processing pipelines, build APIs and backend services, and provide technical leadership.

As a Senior Backend Engineer, you will design and deliver complex systems, ensuring reliability, security, and performance while mentoring junior engineers and collaborating across teams.

As a Backend Rails Engineer, you'll develop the core product, collaborating with engineering and product teams while maintaining production applications.

You will design and build features and distributed platforms, drive infrastructure initiatives, and collaborate with teams to deliver solutions.

As a Senior Backend Engineer, you will design, build, and maintain scalable backend systems and APIs, optimize performance, and ensure system reliability.

The Staff Software Development Engineer will design and develop web applications, lead automation testing strategies, and collaborate on user experiences, utilizing strong front-end skills and full-stack exposure.

Individual contributor full‑stack engineer supporting front- and back-end development. Estimate and complete development tasks, debug and maintain test and production systems, build tests/monitoring/CI-CD changes, participate in on-call rotations and planning, and collaborate on design and onboarding.

The Staff Engineer will innovate software delivery, oversee observability systems, and collaborate with teams to enhance product development and reliability.

Design and build distributed backend and infrastructure to scale session volume 10x. Improve throughput, fault tolerance, and resilience across core pipelines. Build scalable data pipelines, strengthen observability and incident response, reduce operational bottlenecks and technical debt, and collaborate with AI and product teams to support new capabilities at scale.

Operate and optimize AWS ECS containerized backend microservices, design and maintain CI/CD and IaC, implement observability and SRE practices, support FedRAMP/NIST/FISMA-compliant GovCloud multi-region HA and disaster recovery, automate deployments and security integrations, guide releases through VA governance, and maintain operational runbooks and incident response.

Design, build, and scale backend services and APIs (checkout, payments, scheduling, accounts) using Python, FastAPI, and PostgreSQL. Integrate third-party platforms, ensure resiliency and observability with Datadog, optimize performance, write automated tests, and mentor engineers while partnering with Product and Design to deliver customer-facing features.

Develop and deliver backend services and APIs using Java and frameworks (Spring/Quarkus); integrate CI/CD pipelines, analytics, and infrastructure; collaborate in agile teams; implement system improvements and support deployment to production in secure, classified environments.

Design and build backend systems and infrastructure to ingest, index, retrieve, and serve financial data and enterprise knowledge; develop secure integrations and agentic workflows; ensure provenance, reliability, observability, and performance; collaborate with customers and cross-functional teams to move AI-native products from prototype to production.

Founding backend engineer for a Growth squad owning the full customer funnel. Build services for paywalls, subscriptions, onboarding, in-app messaging, referrals, trials, and checkout. Implement experimentation, feature flags, event tracking, APIs for mobile, monitoring, and on-call coverage. Partner with mobile engineers and PMs, ship end-to-end, and establish US engineering patterns and best practices.

As a Senior Backend Software Engineer at Archy, you will lead major product updates, ensuring system stability and scalability, while collaborating with cross-functional teams to enhance dental practice management solutions.

Own and maintain the WordPress platform end-to-end: hosting, security, performance, technical SEO, tracking (GA4/GTM), integrations (HubSpot/APIs), backups, and documentation. Establish environments, deployment workflows, monitoring, and runbooks while partnering with front-end and marketing teams to ensure reliable, high-performing, and compliant site operations.

Design and build scalable, secure backend services and APIs (REST/GraphQL) using TypeScript/Node.js. Manage deployments on AWS and Kubernetes, ensure HIPAA/SOC2/HITRUST compliance, contribute to CI/CD and infrastructure automation, monitor performance, write tests/documentation, and support occasional React frontend tasks while collaborating with cross-functional teams.