Top Backend Developer Jobs

Backend Java developer responsible for designing and implementing scalable microservices, RESTful and SOAP APIs, and middle-tier solutions. Work includes Java/Spring development, database schema design (SQL/NoSQL), messaging, caching, and debugging complex distributed systems. Front-end and logging/observability tools knowledge is a plus.

Senior back-end developer responsible for building scalable, robust software and automation. Develop RESTful services in Java, work with Oracle/DB2 and NoSQL (Cassandra, MongoDB), use orchestration frameworks, write Python and Unix shell scripts, and operate within Scrum/Agile teams.

Lead design and development of backend systems for mobile applications, focusing on Java web services, database schema design (DB2/Oracle), IBM Integration Bus/WebSphere Message Broker, and SDLC participation. Mentor team members, create estimates, perform server-side code reviews, and support deployments and validations. Collaborate on UI/service/data tier components and attend daily standups.

Design and build scalable, reliable backend systems and reactive REST microservices. Translate requirements into architecture, implement high-performance code, work with databases, distributed algorithms, event-driven systems, and DevOps/tooling for deployment and monitoring. Collaborate across teams to drive production-ready solutions.

Design, build, and maintain high-performance, reliable backend services and microservices. Translate requirements into scalable architectures, implement REST/HTTP services, work with RDBMS and NoSQL, enable DevOps and SRE practices, and collaborate across teams to deliver production-grade systems.

Design and build scalable backend systems for secure GenAI solutions, collaborating with cross-functional teams to maintain high software standards.

Develop and improve NVIDIA GPU compiler back end: investigate issues, implement code generation improvements, and collaborate with global compiler, hardware, and application teams to emit high-performance GPU machine instructions for graphics and compute workloads.

As a Backend Engineer in the DevEx Team, you will lead the development of an AI-based Software Development Life Cycle, improve developer processes, and manage cloud infrastructure to enhance the developer experience.

Build and maintain infrastructure for reliable, large-scale web data collection. Improve success rates against sites with aggressive defenses, own proxy layer health/rotation/cost, push throughput under spiky load, and debug intermittent failures. Own systems end-to-end in production.

Lead full-stack developer responsible for designing and delivering end-to-end C2 systems. Oversee a team, build backend microservices and REST APIs, work with relational and NoSQL stores, Kafka, containerized deployments, React frontends, CI/CD and automated testing, and translate mission and reliability requirements into scalable, resilient architectures. Must be eligible for Secret clearance.

We are seeking a product-minded backend engineer to work on our Customer Studio product, focusing on data performance, analytics, audience syncing, and generative AI. The role requires strong architecture, scalability considerations, and product engagement.

The role involves developing a decentralized darkpool with high-performance matching engine, cross-chain liquidity aggregation, and fault-tolerant architecture while ensuring cryptographic privacy and low latency.

The Backend Engineer will develop high-performance trading systems, optimize algorithms, work with distributed architectures, and ensure system reliability and scalability while collaborating on blockchain-related technologies.

Develop scalable full-stack components for AI systems, design APIs, manage cloud infrastructure, and evaluate AI agent performance.

Design, develop, and enhance software products, focusing on scalable data platforms and requiring expertise in various programming and big data technologies.

As a Backend Engineer, you'll design, build, and maintain backend services, collaborate with teams across the stack, and contribute to product feature development.

As a Backend Engineer, you will design and implement APIs and services using Node.js, optimize SQL queries, and ensure system reliability.

Design, build, and own backend financial systems end-to-end including transaction authorization, ledger accounting, credit decisioning, rewards engines, and payments. Develop APIs, ensure data consistency across distributed systems, optimize relational schemas and queries, operate cloud deployments and CI/CD, participate in on-call rotations and incident response, and contribute to shared platform services and developer tooling.

The backend developer will build backend software focusing on reliable APIs, ensure high-quality output, and collaborate with teams.

As a Backend/AI Engineer, you'll integrate LLMs, optimize document processing pipelines, and improve API design for document understanding tasks.

The Backend Engineer will design and scale distributed systems, improve performance, manage data services, and contribute to architecture decisions.

Lead the architectural design and implementation of a highly scalable workflow engine for Coupang, ensuring extreme availability and AI integration while collaborating across teams.

The Staff Backend Engineer will architect and implement a scalable, reliable workflow engine, focusing on extreme availability and integrating AI for automation.

The Back End Developer designs and maintains cloud infrastructure, focusing on data management and system integration, using various modern technologies.

The role involves building and scaling backend systems, optimizing APIs, ensuring reliability and performance, and collaborating with cross-functional teams.