Backend Developer Jobs in Washington, United States

To get the best candidate experience, please consider applying for a maximum of 3 roles within 12 months to ensure you are not duplicating efforts. Job Category Software Engineering Job Details About Salesforce Salesforce is the #1 AI CRM, where humans with agents drive customer success together.

Aurora Control Plane team builds the foundational platform for Amazon Aurora Serverless, delivering highly available, scalable, and fast database services. The role designs and implements web service APIs and workflows that orchestrate thousands of databases, mentors junior engineers, and drives system reliability.

Appnovation is a global digital partner seeking a Senior Software Engineer - Backend to build .NET services for a modern operational SaaS platform serving K-12 education. You will develop REST APIs, implement Temporal workflows, build worker services, and write integration services within a cross-functional scrum team embedded in a client's engineering organization.

Production Engineering Team at Fluidstack builds the observability platform and control plane for hyperscale AI compute fleets. The Backend Engineer designs and operates data pipelines, API surfaces, and state management systems to make thousands of GPUs legible and ensure fleet reality matches truth.

Wealthfront Engineering builds automated financial services platforms that empower modern investors. As a Backend Engineer you will design, develop, and maintain core backend systems and APIs, ensure reliability and scalability, and participate in on‑call rotations.

Backend Engineer on Integrate’s small, high‑ownership engineering team building the infrastructure layer of a platform that simplifies collaboration for deep‑tech companies. The role designs and scales distributed backend systems, profiles performance across Go and Rust services, contributes to data federation architecture, and builds gRPC/REST APIs.

Sesame is designing a new kind of computer focused on making voice agents part of daily life, with a team spanning hardware and software expertise. As a Backend Software Engineer, you will design and build the backend systems and services that power Sesame's product, owning data models, APIs, and distributed systems.

Bright Vision Technologies is a technology consulting and software development company delivering cloud, AI, data, and enterprise solutions across the United States. As a Backend Solutions Architect (100% Remote, U.S.), you will design, build, and operate large-scale, high-throughput backend services that power mission-critical workloads, focusing on scalability, reliability, performance, and clean engineering practices.

Sesame seeks a Backend Infrastructure Engineer to design and scale the core systems that power its next‑generation voice companion platform. The role blends backend development, reliability engineering, and infrastructure design, requiring deep expertise in monitoring, observability, and deployment pipelines.

Quo is building an AI-powered platform to unify calls, texts, and customer data for small businesses. As a Senior Backend Engineer, you will code, architect, and own complex components while potentially leading small teams or projects.

Bright Vision Technologies is seeking a Senior Backend Engineer to design, build, and operate foundational backend platforms and shared services for high-throughput, latency-sensitive systems. Day-to-day work includes building request routing, caching, asynchronous job execution, and durable event-processing pipelines, establishing observability and SLOs, leading incident response, and mentoring engineers across teams.

Bright Vision Technologies is a technology consulting and software development company delivering cloud, AI, data, and enterprise solutions across the United States. As a Backend Application Engineer (100% Remote, U.S.), you will design, build, and operate foundational backend platforms and shared services—such as request routing, traffic management, caching layers, asynchronous job execution, and durable event processing—that hundreds of engineers rely on to deliver products.

Bright Vision Technologies is a technology consulting and software development company delivering cloud, AI, data, and enterprise solutions across the United States. As a Backend Solutions Architect (100% Remote, U.S.), you will design, build, and operate large-scale, high-throughput backend services that power mission-critical workloads, focusing on scalability, reliability, performance, and clean engineering practices.

Bright Vision Technologies is a technology consulting and software development company delivering cloud, AI, data, and enterprise solutions across the United States. This Senior Backend Engineer role focuses on designing, building, and operating high-throughput foundational platforms and shared services—such as request routing, traffic management, caching, asynchronous job execution, and durable event processing—that other engineering teams rely on.

Software Engineer – Backend at Hive is a full‑time role focused on building and scaling cloud‑based AI services. The team develops REST APIs, microservices, and data pipelines that power Hive’s AI platform, serving billions of requests each month.

Tessera Labs Backend Engineering builds AI-powered automation platforms for enterprises. The Backend Engineer designs and maintains scalable APIs, data pipelines, and integrations with systems like SAP and Salesforce, collaborating with AI and product teams.

Bright Vision Technologies is a technology consulting and software development company delivering cloud, AI, data, and enterprise solutions across the United States. As a Backend Solutions Architect (100% Remote, U.S.), you will design, build, and operate large-scale, high-throughput backend services that power mission-critical workloads, focusing on scalability, reliability, performance, and clean engineering practices.

Inventory Savings team at Otter builds a product that saves restaurants money on supplies while serving as an entrypoint to the Otter ecosystem. The Senior Backend Engineer designs, implements, and optimizes mission‑critical backend systems, working across the customer journey and collaborating with cross‑functional teams.

Rune Technologies builds mission‑critical AI‑enabled logistics software for the U.S. military. The Backend Software Engineer on the Saga team designs, builds, and deploys production‑grade GenAI systems—RAG architectures, vector databases, LLM integrations, and evaluation harnesses—to bring autonomous capability to the sustainment domain.

Application Infrastructure org at Coupang builds a next‑generation durable execution platform for global e‑commerce workflows. The Staff Engineer leads end‑to‑end design of a distributed workflow engine, builds a high‑performance team, and ensures 5‑6 nines availability while integrating AI for self‑healing.