Top Backend Developer Jobs

Build and own backend services and infrastructure for a geospatial web platform: design REST APIs, model PostgreSQL/PostGIS data, manage deployments on Docker/Kubernetes (AWS EKS), maintain CI/CD and IaC, and collaborate with ML and frontend teams while engaging with customers.

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.

Lead backend and full-stack work on the Payments team, building multi-gateway integrations (Stripe, PayPal), payment APIs, and customer payment UIs. Ensure secure, compliant (PCI-DSS) payment flows, reliability, observability, and scalability across AWS/Kubernetes microservices. Partner cross-functionally to design architecture, implement settlement/reconciliation, and maintain high availability.

Design, build, and operate scalable AWS-based backend services and APIs for the Collectors Vault. Own architecture and delivery, improve performance and reliability, mentor engineers, and leverage modern AI tools to accelerate development and engineering velocity.

Build and operate the Power Packs customer experience and backend services. Design data foundations, APIs, and integrations across platform services. Troubleshoot distributed systems, contribute full-stack plumbing as needed, improve observability and documentation, and collaborate with Product and partner teams to deliver scalable, multi-tenant marketplace capabilities.

As a Lead Software Engineer, you will lead projects, mentor teams, and develop cloud-based solutions while utilizing various programming languages and technologies.

Lead and mentor a back-end engineering team building distributed microservices and cloud-native solutions. Design and deliver robust AWS-based systems, collaborate with product managers, evaluate and write code, and drive technical modernization using Go, Java, Python, containerization, databases, and orchestration tools.

Design, develop, test, and maintain scalable, secure systems using Java or Python. Contribute to architecture, SDLC practices, CI/CD, automated testing, and data-driven improvements. Use enterprise-authorized AI-assisted development tools responsibly, validate outputs, and support cross-team collaboration and inclusion.

Design, implement, and evolve complex backend features and architecture. Improve reliability, performance, and security at scale. Mentor engineers, participate in incident response, set backend standards, and integrate agentic AI into production workflows.

Lead backend engineering projects and a team to deliver cloud-based, distributed microservices. Collaborate with product managers, mentor engineers, and occasionally write or review code. Build solutions using Java/Scala/Python/Go/Node, RDBMS and NoSQL databases, container orchestration, and AWS/cloud services to meet regulatory and customer needs.

Design and build backend services for a digital asset custody platform, including secure transaction orchestration, wallet lifecycle management, integrations with custody providers and blockchain infrastructure, resilient APIs, high-availability systems, observability, and close collaboration with security and product teams.

Lead technical strategy and execution for a backend ledger team building highly available, audit-grade financial systems. Drive architecture, reliability, monitoring, on-call practices, code quality, cross-functional collaboration, and mentoring to ensure accurate, scalable ledger operations.

Design, develop, and maintain high-performance, scalable backend services and RESTful APIs. Participate across the full software development lifecycle, ship features quickly, collaborate with small teams, integrate third-party APIs, ensure test coverage and CI/CD, and monitor applications in AWS.

Design and build production-grade serverless backend services and APIs for contact center systems. Implement observability, integrations, migration tooling, and AI-enabled workflows to improve routing, agent support, and operational visibility.

Design and build production-grade backend services and APIs for contact center systems using serverless patterns on AWS. Implement observability, data pipelines, AI-enabled automation, and migration tooling to modernize telephony workflows and improve agent and customer experiences.

Build production-grade backend services and serverless APIs for contact center systems. Implement integrations, observability pipelines, AI-enabled workflows, migration tooling, and reusable platform patterns to improve routing, agent support, reliability, and operational visibility.

Own and improve the data foundation for Radar's geocoding platform: model and serve location data, build large-scale ingestion and integration pipelines, improve coverage and quality, apply LLMs/agents for enrichment and labeling, work across Scala/Python/Rust and the Node.js API, operate systems at very high throughput, and engage with customers to inform product decisions.

Design and implement backend and real-time features in the GitLab monolith for portfolio planning at scale. Optimize PostgreSQL performance, evolve APIs (GraphQL/REST), build capacity planning and work-item hierarchies, create proofs of concept, maintain automated tests, support safe rollouts with feature flags and observability, mentor contributors, and participate in on-call and production troubleshooting.

Design, implement, and operate critical, highly scalable backend services (identity, friend graph, persistence). Collaborate across teams, ensure availability, scalability, operational excellence, and cost management. Build, test, debug, and participate in incident resolution while leveraging AI tools to accelerate development and maintain secure, production-ready code.

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, implement, and operate scalable ads delivery backend services. Own serving-time systems, collaborate with Product/ML/Infra, ensure availability and efficiency, use observability and automation, and apply AI-assisted workflows to ship production-quality code and optimize platform architecture.

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.

Build and maintain high-performance backend services in Go for a low-latency, high-throughput trading exchange. Design distributed systems, optimize performance, improve observability, and collaborate across Product, Data, and Ops to ensure resiliency and scalability.

Design, build, and operate low-latency, cloud-native AI-powered fraud decisioning and automated remediation systems. Implement AI-assisted SDLC and agentic multi-agent workflows, modernize streaming/data pipelines and microservices, ensure observability/SLOs/security, evaluate vendor solutions, and mentor engineers.

Lead backend engineering efforts to design and deliver cloud-based, microservices solutions. Mentor engineers, drive technical direction, collaborate with product teams, and use Java/Python/Go/Scala, container orchestration, databases, and AWS services to meet regulatory and customer needs.