Backend Jobs in United States

Staff Software Engineer, Backend (Platform)

RemoteNorth AmericaStaff

AI Analytics AWS CI/CD Cloud +14 skills

Staff/Principal-level backend engineer on Hex's Compute team, owning the graph-based execution architecture that compiles, plans, and runs user notebooks in Hex's data notebook platform. Focus on performance, parallel execution, caching, and data-systems design, staying hands-on in Python/TypeScript with Postgres, Redis, Kubernetes, and AWS.

Senior Software Engineer, Backend (Online Storage)

RemoteNorth AmericaSenior

Agentic AI Analytics Automation AWS CLI +16 skills

Senior backend engineer on Affirm's Online Storage team, building and operating the control plane for large-scale MySQL/TiDB database fleets on Kubernetes — automating provisioning, failover, backups and zero-downtime migrations — using Python, Kotlin, AWS, Terraform and tooling like ProxySQL.

173K – 233K $

L3Harris Technologies, Inc.

Senior App Desktop Engineer: Backend & Microservices

Go Microservices Teamcenter

Senior backend engineer role at L3Harris in Greenville, TX: build backend systems in Golang, manage microservices, and integrate with web applications in a high-security environment. Requires Teamcenter/PLM familiarity and an active Secret clearance; on-site on a 9/80 first-shift schedule within a small team.

Greenhouse Software, Inc.

Rust Backend Data Acquisition Engineer

North America

Cloud C++ DevOps Observability Rust

Backend engineer at Lighthouse designing and scaling Rust- or C/C++-based data-acquisition systems that handle hundreds of millions of requests daily, drawing rates, ranking and data from 200+ sources. The role runs in a cloud environment with a focus on robust interfaces, tests, observability, and collaboration with crawler, DevOps and security teams.

salesforce.com, inc.

Principal AI Systems Engineer (Backend & Architecture)

North AmericaPrincipal

Principal engineer at Salesforce owning the architecture of AI agent and backend systems while staying hands-on — designing, evaluating, and delivering AI-enabled workflows and enterprise integrations, improving reliability, latency, and scale, and mentoring teammates.

AI Automation Salesforce

Quevera-LLC

North AmericaFull-timeSenior

Senior Backend Software Engineer (HYBRID)

AWS Confluence C++ DevOps Git +5 skills

Quevera is hiring a Senior Backend Software Engineer in Annapolis Junction, MD (hybrid) to design, develop, test, deploy, and maintain backend software solutions using Java, C++, and/or Python with PostgreSQL, Git, AWS, and DevOps tooling. An active TS/SCI clearance with polygraph is required.

Senior Java Backend & Microservices Engineer

North AmericaContractSenior

CI/CD Java JVM Microservices Spring

Talentify is hiring a senior Java developer in San Jose for a long-term contract to build backend services and design microservices with Java/Spring Boot. The role focuses on JVM performance tuning, writing well-tested, high-quality code, and contributing to architectural discussions and CI/CD pipelines.

Koitecc Solutions

Cloud Backend Engineering Manager, AI Detection & Response

HybridNorth America

Engineering manager role at CrowdStrike leading a cloud backend team in the AI Detection & Response group, building provisioning and orchestration systems for onboarding, security policy configuration, and data store provisioning. Hybrid role (2–3 days on-site in Sunnyvale) with ~20–30% hands-on coding.

AI Cloud Crowdstrike

Artisan Management LLC

RemoteNorth AmericaSenior

Senior Backend Java Engineer - Remote & Cloud Microservices

API AWS Cloud CloudFormation DevOps +8 skills

Senior backend engineer designing Java microservices and APIs that power customer solutions at scale for a digital innovation consultancy. Day-to-day spans product development, cloud migration, and DevOps using Java, Spring, JPA/Hibernate, and AWS, with Docker, Terraform/CloudFormation, and Kafka as pluses.

Backend Engineer

North AmericaFull-time

AI AWS Data Science Ember.js JavaScript +5 skills

Build extensible, robust backend web applications for the insurance industry using AWS, Python, Ruby, Node, and TensorFlow, collaborating closely with product and data science teams. Based in Mountain View, CA, Denver, CO, or remote.

Realign Llc

Python Backend Engineer, APIs & Cloud Microservices

North America

API CI/CD Cloud DevOps Microservices +1 skills

A Python backend engineer in Sunnyvale, CA who designs, builds, and maintains high-performance cloud microservices — developing secure APIs, optimizing databases, and handling testing, CI/CD, and cloud deployments while collaborating with frontend, product, and DevOps teams.

Java Backend Developer

North America

Agile AWS Cloud GCP Hibernate +11 skills

A contingent/contract Java backend developer role in Chandler, AZ: consulting on moderately complex software engineering initiatives, building Java microservices and large-scale deliverables for a client. Core stack is Java, Spring (Boot/Batch), Hibernate, and RDBMS (SQL Server/Oracle/MySQL), with desired AWS/GCP/PCF, Kafka, and MongoDB exposure.

Senior Java Backend Engineer — Microservices & Cloud

AWS GCP Java Microservices MySQL +5 skills

Mindlance is hiring a senior Java backend consultant for a contingent resource assignment: leading moderately complex initiatives building microservices with Java and Spring Boot in enterprise environments. Work spans RDBMS platforms (SQL Server, Oracle, MySQL) and cloud environments (AWS, GCP, or PCF) in collaboration with client teams.

Senior Java Backend Developer - Spring Microservices & REST

API Generative AI Hibernate J2EE Java +5 skills

A senior Java backend developer (6+ years) builds Spring Boot microservices, REST APIs, and SOA-oriented backend systems for enterprise clients, working with Hibernate, strong debugging, and secure coding practices, with high-level React.js awareness and curiosity about GenAI applications.

Qumra Capital

HybridNorth AmericaSenior

Senior Backend Engineer — Real-Time Ad Platform & AI Tools

AI Data Pipelines Event Driven Architecture REST

Senior backend engineer on Taboola's R&D team in Downtown Los Angeles, building and scaling backend services for Realize, Taboola's performance advertising platform used by hundreds of millions daily. The work centers on high-scale data pipelines, RESTful services, and event-driven architectures, with AI-assisted coding, on-call duties, and a hybrid schedule of 3 days in-office.

Realtor

Senior Backend Engineer - AI Video Platform & Architecture

Senior backend engineer on Realtor.com's Video Platform team, building an AI-driven pipeline that turns listing photos into cinematic property walkthroughs and scalable backend services. Day-to-day work centers on Java and Python, system architecture, mentoring, and reliability/security in a cloud-first environment.

Principal Backend Engineer — AI-Driven Legal Platform

North AmericaPrincipal

AI API Api Design CI/CD Design Patterns +1 skills

Principal engineer leading the backend systems and APIs of an AI-driven legal document-analysis platform: day to day this means server-side architecture, data processing, API design, CI/CD, and performance optimization, with occasional frontend contributions, working alongside AI/ML PhDs and legal domain experts.

Amtex Enterprises Inc.

Senior Java Backend Engineer | Cloud, Kafka & Data Streams

Data Pipelines Flink Java Kafka Python +1 skills

12-month contingent (contract) senior backend engineering role doing hands-on Java development with Spring Boot, Python, Kafka, Flink, and data pipelines for a client. Hybrid onsite 3 days per week in Charlotte, NC or Phoenix, AZ, with potential extension or conversion.

Waystation AI

North AmericaFull-timeSenior

Senior Backend Engineer — Scale Data Systems & Ship Product

Waystation AI is hiring a Senior Backend Engineer in Redwood City to own its data layer — designing scalable schemas for suppliers, items, prices, and documents, plus migrations and high-volume queues — while building product-facing features and helping steer engineering direction with the CEO and cross-functional teams.

Cloud Backend Engineer — AI-Driven Platform (Hybrid)

HybridNorth America

API Cloud C# .NET REST +1 skills

A backend engineer designs, develops, and deploys features for a cloud-based forms platform, owning large initiatives and building RESTful APIs, cloud services, and data models across SQL and CosmosDB. Core stack is C#/.NET with cloud services, working hybrid alongside product, UX, QA, and distributed teams.