Top Backend Developer Jobs

Design, build, and maintain scalable backend services for patient care workflows, ensuring high performance and collaborating with multiple teams.

Own the architecture and evolution of Osmo’s canonical data platform, including data models, schemas, migrations, replication, APIs, integrations, access control, validation, concurrency, and auditability. Lead consistency across distributed systems under retries and partial failures, establish data modeling standards, partner with scientific and technical experts, and improve team capability through durable engineering practices and mentorship.

You will tackle AI challenges, develop scalable software and collaborate with teams to enhance healthcare navigation using AI solutions.

As a Backend Engineer, you will develop scalable systems, optimize performance, mentor junior engineers, and lead critical projects at Hebbia's Agent Collaboration platform.

As a Backend Engineer, you'll build and maintain APIs and backend systems, optimize performance, mentor junior engineers, and drive user engagement for Hebbia's AI platform.

The Backend Engineer will design and implement efficient backend systems and APIs, optimize performance for large-scale data, and mentor junior engineers.

Design and maintain scalable Python backend services, enterprise data integration frameworks, batch pipelines, REST APIs, and AWS cloud-native applications. Build serverless solutions using Lambda, DynamoDB, API Gateway, EventBridge, SQS, and Step Functions. Improve data pipeline observability, resilience, monitoring, and performance while supporting analytics, machine learning, and AI use cases. Collaborate with stakeholders and engineering teams, troubleshoot distributed systems, mentor junior engineers, conduct code reviews, and promote modern development and DevOps practices.

Build and maintain core backend features serving Notability clients, including APIs, database interactions, scalability systems, and tooling. Ship stable, readable, tested code; communicate clearly; drive ambiguous work to completion; collaborate across disciplines; and continuously improve through feedback. The role values web fundamentals, AI coding tool fluency, curiosity, and ownership. Preferred experience includes TypeScript, GraphQL, Docker, infrastructure as code, cloud platforms, and LLM-based development.

Build and operate scalable, highly observable backend services and stream-processing pipelines (Kafka, Flink) to process telemetry from hundreds of thousands of IoT devices, powering geofencing, alerts, trip construction, and APIs. Collaborate with Embedded/IoT teams, own infrastructure on cloud (AWS/GCP/Azure), reduce technical debt, and mentor teammates.

Build and operate real-time, event-driven microservices that process large-scale penetration-testing telemetry into findings, attack paths, reports, and customer insights. Responsibilities include migrating batch logic to streaming architectures, designing distributed systems, managing schemas and storage, correlating hosts and identities, ensuring observability and operational excellence, and contributing to technical design, APIs, documentation, and incident response.

Build and maintain Go-based backend services and APIs on AWS for agentic AI workflows, including metadata suggestions, automated ownership reassignment, system deprecation, and agent/MCP inventory. Design database schemas and queries in PostgreSQL and MongoDB, integrate asset discovery tooling, map dependencies and user journeys, and refactor legacy code safely. Deliver tested features through Agile/Scrum while collaborating with program and customer teams.

The Staff Backend Engineer will lead technical direction across backend systems, write production code, improve scalability, and mentor engineers.

Join Rain's AI team as a Backend Engineer to build scalable backend systems and AI-powered features while collaborating with business teams.

Design and build reliable backend services powering clinical data, insurance billing, patient-facing infrastructure, and financial ledger systems. Scale high-integrity systems requiring idempotency, strong consistency, and pragmatic AI integration to automate provider workflows and enable personalized patient experiences.

Design, develop, deploy, and operate scalable backend services, microservices, APIs, and event-driven systems for cloud and IoT platforms. Build CI/CD pipelines and cloud-native deployments, secure device-to-cloud communications, optimize SQL and NoSQL data models, and troubleshoot application, messaging, network, and infrastructure issues. Collaborate with network and security teams, mentor engineers, conduct code reviews, and promote reliable, secure, maintainable production systems.

Build and scale backend systems for a crypto trading and social app, including trade execution infrastructure, onchain data ingestion, portfolio tracking, content recommendation engines, analytics pipelines, and infrastructure optimization. The role uses TypeScript and Go microservices with some Rust, offers cross-functional frontend contributions, and requires autonomous execution in an in-person New York City environment.

Build scalable backend services, APIs, workflow orchestration, integrations, and AI agent infrastructure for enterprise procurement, invoicing, contracts, and payments. Develop agent runtimes, multi-agent coordination, observability, evaluation, and testing systems. Ensure reliability, security, compliance, auditability, performance, and fault tolerance across distributed systems handling sensitive financial and operational data.

Develop and maintain backend applications using .NET, C#, Redis, OpenSearch, AWS, and cloud-native technologies. Responsibilities include troubleshooting software issues, optimizing performance and reliability, conducting code reviews, supporting applications, and leading software and process improvements. The role also involves mentoring colleagues, collaborating independently or with teams, and ensuring high-quality software delivery.

Build and maintain production backend systems for a real-time learning AI engine: APIs, data pipelines, performance optimization, testing, CI/CD, and troubleshooting. Collaborate with AI researchers, prototype features, and operate LLM instances (Claude) at scale.

Lead the technical strategy for Patreon's backend platform, managing scalable distributed systems, APIs, and infrastructure. Collaborate with product teams and mentor staff engineers, emphasizing reliability and operational excellence.

Develop and operate highly scalable backend systems and AWS infrastructure. Responsibilities include maintaining Python HTTP services, working with DynamoDB, Elasticsearch, and Redis, provisioning cloud resources through infrastructure as code, reasoning about distributed systems, and owning software from design through monitoring. The role also focuses on reliability, security, performance, cost optimization, observability, technical roadmaps, and collaboration with engineering and product stakeholders.

Design, develop, and optimize high-volume manufacturing processes for optical and photonic products. Lead process implementation, run experiments (DOE/SPC), troubleshoot yield and quality issues, qualify materials/equipment, create process documentation, and drive continuous improvement with cross-functional teams.

Own end-to-end backend IC design automation flow bring-up for new semiconductor process nodes, including PDK, standard-cell library, Foundation IP, EDA tool, script, and infrastructure integration. Develop regression tests, qualify and deploy production flows, support design teams through tape-out, and provide debugging, training, documentation, and methodology improvements. Collaborate across global engineering teams and apply AI/ML to regression analysis, flow optimization, and knowledge capture.

Design, develop, test, deploy, and maintain scalable Java backend applications using Spring Boot and microservices. Build RESTful and SOAP integrations, optimize performance and reliability, implement security controls, and develop relational and NoSQL database solutions. Collaborate with architects, product owners, and frontend teams; participate in design reviews and architectural decisions; troubleshoot production issues; and uphold DevOps, CI/CD, coding, and Agile practices. Mentor junior developers and guide technical discussions across enterprise development teams.

Design and implement scalable backend systems and enterprise-ready features for Pave’s Market Pricing platform. Own the full development lifecycle, collaborate with customers and stakeholders, solve ambiguous problems, monitor releases, set technical direction, mentor engineers, and improve engineering standards while prioritizing performance, reliability, and robust system design.