Top Backend Developer Jobs

Own and scale backend systems end-to-end: design, build, and deploy performant APIs and services on AWS using Node/TypeScript. Make architectural tradeoffs, ship production code frequently, establish engineering best practices, and collaborate with product teams while leveraging AI-assisted development.

Build and maintain scalable applications, APIs, and services for millions of users. Deliver customer-facing features from concept to production, collaborate with product and design, pair with teammates, follow engineering best practices, and work across backend services and React-based web applications.

Back-end web developer responsible for building server-side web functionality using .NET/ASP and web services. Develop and integrate web interfaces and APIs (AJAX/JSON/REST/SOAP), work with XML and databases, ensure web accessibility and data privacy compliance, recommend web server hardware/software, and collaborate in cross-functional teams while communicating technical ideas to business stakeholders.

Build and scale backend systems and cloud-native infrastructure for large-scale ML workloads. Implement distributed training/inference pipelines, developer tools, and observability for GPU-heavy jobs while collaborating with ML engineers.

Build and maintain backend microservices and content ingestion pipelines. Design and implement RESTful APIs and web services using Java and Spring. Work with NoSQL stores (Cassandra, Solr) and messaging/event systems (RabbitMQ, Kafka). Collaborate cross-functionally to improve system architecture and support customer-facing and internal services.

The role involves developing high-scale, distributed backend systems, collaborating with teams, and optimizing products through A/B testing.

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.

Lead architecture and engineering standards for Conversica's backend platform. Own integrations, data ingestion, messaging, orchestration, and data foundations. Drive cross-team initiatives, mentor engineers, improve reliability and performance, and ship production code across services like Campaign, Contact, and orchestration pipelines.

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.

As a Product Engineer at Wholesail, you will build new features and APIs, focusing on backend development while collaborating with cross-functional teams to understand product needs and drive value for users.

Develop, test, and improve the OT Security Platform as part of the Microsegmentation Product Team, ensuring high-quality software and architecture.

The role involves designing and optimizing LiveKit's media pipeline, building distributed systems for media ingestion and export, and shaping technical direction across products, ensuring high quality and operational excellence.

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

As a Senior Backend Engineer, you will design scalable backend systems, build APIs, collaborate across teams, and contribute to engineering best practices to enhance product performance.

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.

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

Develop and scale core product infrastructure, focusing on APIs and real-time video processing while facilitating customer interactions and support.

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

The role involves designing and improving media pipelines for LiveKit's voice technologies, handling media ingestion, exporting sessions, and optimizing performance across diverse formats and codecs.

Lead Backend Software Engineer responsible for designing and maintaining large-scale applications and distributed systems, focusing on GEICO's core billing platform's scalability and efficiency.

As a Senior Backend Engineer, you'll design and operate core systems, focusing on performance, reliability, and API stability while mentoring other engineers.

The Backend Engineer designs and maintains scalable backend systems and APIs, ensuring performance and reliability, and collaborates closely with cross-functional teams.

The Senior Backend Engineer will design, develop, and maintain backend systems, optimize existing code, and collaborate with teams to deliver solutions, while ensuring security and code quality.

The role involves designing data ingestion and processing systems, writing scalable backend applications, and optimizing performance of business-critical endpoints.