Top Backend Developer Jobs

Staff software engineer responsible for designing, building, testing, deploying, monitoring, and maintaining scalable cloud-native platform capabilities. The role focuses on Java backend engineering, APIs, microservices, containers, DevOps, AI/ML integration, and resilient architecture. Responsibilities include system design reviews, technical leadership, mentoring, cross-team collaboration, data-driven improvement, and full software development lifecycle ownership.

Build and operate the core runtime for an AI-driven product, including model orchestration, tool integrations, state management, retries, checkpoints, evaluations, tracing, and monitoring. Develop reliable interfaces to scientific and laboratory systems, support model-training data pipelines, optimize production performance, and collaborate with researchers and domain experts. The role also includes architectural leadership, coding standards, mentoring, and public technical contributions.

Designs, builds, tests, deploys, and documents backend AWS solutions and delivery pipelines. Responsibilities include developing serverless and multi-tenant SaaS applications, maintaining infrastructure with AWS CDK, owning DevOps and production support, defining data and architecture standards, reviewing AI-generated code, mentoring engineers, and improving engineering practices.

Own backend services for a card program, including authorization, clearing, refunds, disputes, and decline handling. Investigate transaction issues, collaborate with issuing partners, make product decisions, and measure outcomes. Improve infrastructure, CI/CD, observability, and monitoring while using AI tools to accelerate coding, analysis, investigation, and operational automation.

Design and build Orbit’s backend and cloud data foundation for neural recordings. Responsibilities include backend architecture, relational data modeling, APIs, authentication, authorization, cloud object storage, scientific data formats, upload synchronization, CI/CD, automated testing, and observability. The role offers significant influence over greenfield technology choices and requires collaboration with desktop engineers, neuroscientists, and designers.

Leads the architecture, development, testing, deployment, and operation of scalable backend distributed systems. Drives complex technical initiatives from ideation through production, establishes engineering standards, collaborates with cross-functional stakeholders, resolves incidents, improves observability and software quality, conducts code reviews, and mentors engineers. The role also influences team strategy, supports Agile process improvements, and occasionally travels for company events and meetings.

Build and operate Ramp’s communications platform for transactional messaging across email, SMS, push, Slack, Microsoft Teams, and WhatsApp. Own platform components such as delivery workflows, channel integrations, preferences, reliability, and observability. Design idempotent and resilient asynchronous systems, guide technical direction, improve developer tooling, and collaborate across product, design, and engineering while mentoring teammates.

Develop and maintain Python backend services, REST APIs, PostgreSQL databases, Docker images, and OpenShift deployments. Troubleshoot production issues, implement authentication and authorization integrations, optimize application performance, write tests and documentation, participate in design and code reviews, and collaborate with customers, product owners, operations, and security teams. The role also includes mentoring developers and supporting reliable mission-driven application delivery.

Cisco seeks software engineering interns to design and build full-stack and backend solutions, including APIs, backend services, user interfaces, and distributed systems. Interns will work with data structures, object-oriented programming, databases, cloud platforms, and potentially containerization, infrastructure as code, CI/CD, monitoring, and UI frameworks. Applicants must remain enrolled in an eligible degree or workforce development program after the internship.

Design, develop, deploy, and operate Java and Spring Boot backend microservices and APIs on AWS EKS. Build Kafka-driven services, write tests, support CI/CD, improve observability and database performance, and participate in code reviews. Own services end to end, contribute to engineering practices, use AI-assisted development tools, and mentor junior engineers while delivering reliable, regulated financial communications software.

Build and own backend services, APIs, data pipelines, infrastructure, and ML systems powering AI video products. Solve distributed systems, scaling, concurrency, and performance challenges; deploy and operate generative AI models; integrate third-party providers; and improve production quality through instrumentation and experimentation. Partner with product, design, client, and AI teams to deliver reliable, scalable systems. The role targets engineers operating at senior or staff-plus scope.

Develop backend services and software libraries for a satellite mission-planning platform. Design scalable systems and APIs, optimize multi-objective scheduling and capacity allocation, build tools for operators and sales, and support the pipeline from customer tasking plans to spacecraft execution. Collaborate across teams while solving complex performance, distributed systems, and mathematical optimization problems.

Develop backend services and software libraries for a satellite mission-planning platform. Design scalable systems, APIs, and services that optimize customer tasking across multi-sensor satellite constellations. Solve complex scheduling and multi-objective optimization problems, model capacity, improve performance, and support operational planning. Collaborate across teams to connect customer interfaces with onboard execution while working independently on complex system-level challenges.

Build and own scalable backend services, infrastructure, and data systems for crypto, Web3, wallet, tokenization, and blockchain offerings. Develop smart contract integrations, chain indexers, DEX trading flows, and systems connecting traditional financial infrastructure with on-chain settlement. Ensure correctness, auditability, scalability, and reliability while collaborating with product, compliance, platform teams, and external partners.

Architect, build, and operate resilient backend services and distributed systems supporting crypto, Web3, wallets, tokenization, and blockchain infrastructure. Lead technical execution for integrations between traditional financial systems and on-chain platforms, including smart contracts, chain indexers, and DEX trading. Partner with product, compliance, and security teams; mentor engineers; and improve reliability, observability, correctness, and operational rigor for systems handling customer assets.

Build and operate Go backend services, typed APIs, and telemetry systems for a distributed battery fleet. Responsibilities include multi-tenant partner APIs, safe control paths, AWS infrastructure, observability, data serving at scale, and production debugging. The role partners with product engineering and Trading and Markets to deliver reliable fleet operations, dispatch, settlement data, and performance reporting.

Build and operate backend systems supporting battery deployments, including site evaluation, permitting, scheduling, technician dispatch, maintenance, APIs, data models, automation, optimization, spatial analysis, real-time systems, monitoring, and alerting. Own services end-to-end while collaborating with deployment, inventory, onboarding, markets, embedded software, field operations, subcontractors, and utility partners.

Design and build backend distributed systems supporting customer acquisition, battery installation, energy operations, experimentation, integrations, and workflow orchestration. Ensure correctness under retries, duplicate events, delayed data, partial failures, concurrent updates, and manual intervention. Improve automation, observability, reliability, and data accuracy while balancing consistency, availability, latency, operational complexity, and member experience. Collaborate across technical and non-technical teams in a fast-paced, in-person startup environment.

Design and implement Mojo language features, compiler optimizations, and multi-target compilation for CPUs, GPUs, and AI accelerators using MLIR and LLVM. Collaborate with kernel authors, hardware engineers, researchers, and the open-source community to improve language design, code generation, performance, developer experience, and the broader Mojo SDK.

Lead backend technical strategy and hands-on development for Growth and Monetization systems, including metering, billing, entitlements, pricing, provisioning, payments, onboarding, notifications, and AI-powered customer journeys. Identify growth opportunities, measure business impact, establish engineering standards, and collaborate with product, design, finance, go-to-market, and business leadership. The role may grow into team leadership.

Lead backend architecture and technical direction for scalable cloud services and APIs. Build Node.js and TypeScript systems, improve reliability and performance, optimize CI/CD workflows, collaborate across Product, QA, and DevOps, resolve complex technical issues, and mentor engineers. The role also establishes engineering standards, drives technical initiatives, and evaluates emerging technologies.

Lead backend architecture and technical direction for scalable cloud services and APIs. Build Node.js and TypeScript systems, improve reliability and CI/CD workflows, resolve complex technical issues, and partner cross-functionally on delivery. Mentor engineers, establish development standards, optimize databases and services, and evaluate emerging technologies to support the company’s intelligent site platform.

Build and maintain scalable backend microservices and APIs using Node.js and TypeScript. Optimize system performance, API latency, and database queries; collaborate with Product, QA, and DevOps; uphold testing, documentation, and code review standards; resolve production issues; mentor engineers; and improve CI/CD pipelines, automated testing, and developer tooling.

Develop scalable, secure, low-latency backend and full-stack applications using Node.js, TypeScript, JavaScript, React, AWS, PostgreSQL, and REST APIs. Responsibilities include designing multi-tenant systems, managing database schemas and migrations, integrating external SDKs, implementing testing and fault injection, maintaining CI/CD pipelines, and contributing to complex client projects. The role requires strong ownership, collaboration, problem-solving, and overlap with US business hours.

Design and maintain application-level software running on thousands of connected devices. Build resilient device-to-cloud communication, telemetry, deployment, rollback, monitoring, and synchronization systems that operate under unreliable networks and hardware constraints. Collaborate with hardware, infrastructure, and product teams to deliver secure, efficient, reliable edge software across its full lifecycle.