Backend Developer Jobs in United States

Backend Developer at Baanx will design, build, and maintain high‑performance services for digital asset platforms. The role focuses on Node.js microservices, PostgreSQL data stores, and integration with crypto custodians, exchanges, and other third‑party APIs.

Photon Group Backend Team builds mission‑critical microservices for high‑volume data streams. The role designs and implements scalable Java/Spring Boot services, architecting event‑driven systems with Apache Kafka and deploying containers on AWS EKS. Based in the United States, the position requires on‑site presence with a flexible 9‑5 schedule.

Daylight is a decentralized electric utility startup focused on enabling homeowners to generate, store, and share energy. As a Senior Backend Developer, you will design and build Django‑based APIs that power the mobile app and partner integrations, ensuring high performance and reliability.

Versatile Backend Developer to design, build, maintain scalable server-side logic for enterprise services and microservices using Java (Spring Boot) and Python (Django/FastAPI). Collaborate with frontend and DevOps, implement REST/GraphQL APIs, optimize SQL/NoSQL databases, ensure security with OAuth2/JWT, write unit/integration tests, optimize performance, participate in Agile ceremonies.

BayRock Labs seeks a Backend Developer to build scalable backend services using Node.js and Java. The role involves designing RESTful APIs, integrating with SQL and NoSQL databases, and collaborating with front‑end and product teams.

Backend Developer at Sensia will design, develop, and maintain robust server-side components that bridge the CP Core system with user-facing interfaces. Leveraging a microservices architecture, the role involves writing clean, efficient Java, JavaScript, Node.js, and .NET code, as well as managing SQL databases on Linux platforms.

Photon Group is seeking a Java Backend Developer to design, develop, and maintain scalable enterprise backend applications. The role involves building microservices-based architectures, developing RESTful and SOAP web services, implementing security best practices, optimizing performance, and collaborating with cross-functional teams including architects and product owners.

Backend Engineering at Bjak builds the core systems behind the AI Neobank app, delivering reliable APIs and financial product infrastructure at scale. The role designs, implements, and maintains backend services for onboarding, payments, KYC, and risk flows while collaborating with product, frontend, mobile, and AI teams.

Autodesk seeks a Principal Backend Software Developer to architect and build the core AI‑to‑commerce orchestration layer (MCP) that connects AI copilots to pricing, subscriptions, entitlements, and checkout. The role blends platform engineering, distributed systems, and applied AI, requiring deep expertise in backend languages (Java/Kotlin, Node.js), API design (REST/gRPC), and cloud‑native infrastructure (Kubernetes, CI/CD, IaC).

Photon Group’s Backend Engineering team builds high‑availability, cloud‑native services that power enterprise applications. The Senior Backend Developer designs and implements Java and Python microservices, optimizes AWS infrastructure, and ensures secure, scalable APIs.

VELOX seeks a backend developer to build digital marketing tools that enhance client satisfaction and streamline internal processes. The role involves analyzing existing code, optimizing performance, and collaborating with front‑end teams to deliver user‑friendly solutions.

Capgemini is seeking a Java AWS Backend Developer to join its engineering team in Dallas, TX, working onsite. The role involves building enterprise APIs and web applications using Angular, TypeScript, and core Java with Spring/Spring Boot, while leveraging AWS cloud deployment and application management.

Uniform Advantage Brands develops high‑performance uniforms for healthcare and culinary professionals. As a Backend Web Developer II you will design, build, and maintain scalable C#/.NET web applications and APIs that power the company’s ecommerce platform, collaborating with frontend developers and business stakeholders.

Eulerity is a technology company revolutionizing marketing automation for small businesses and franchises with proprietary software. As a Backend Developer Intern, you will develop, test, and maintain backend services using AI agents to accelerate work, implement features from design to deployment, and collaborate across teams.

Quevera's Backend Software Development team builds secure backend solutions for critical national security missions. The role designs, develops, tests, and maintains backend applications while collaborating with engineers and stakeholders in an Agile environment.

Photon Group Backend Team builds scalable, high‑availability microservices for cloud‑native applications. The BackEnd Developer designs and implements Java/Spring Boot modules, integrates Vue.js front‑end components, writes unit tests, and manages AWS EKS and Lambda deployments.

LT Consulting, LLC is a technology consulting firm headquartered in Northern VA that delivers IT solutions supporting the Intelligence Community's mission needs. The Backend Web Developer will design and build secure, high-performance APIs and backend services, developing scalable microservices, managing data persistence layers, and automating integration processes using cloud-native architectures.

a16z Games is building innovative social casino experiences. As a Mid-Level Golang Developer you will design and implement scalable backend features for a high‑traffic, multi‑tenant application, collaborating with front‑end engineers and designers.

Backend Development Team at Delan Associates builds scalable backend services. The GoLang Backend Developer designs, implements, and maintains microservices, RESTful APIs, and cloud infrastructure using Go, Docker, Kubernetes, and Terraform.

Senior Backend Developer to design, develop, and deploy enterprise-scale services, architect secure DevSecOps pipelines, migrate and modernize AWS applications, integrate geospatial solutions, set technical standards, lead teams, mentor developers, evaluate performance, and support proposal writing for intelligence analysis products.