Backend jobs in California

Principal Software Engineer - (Backend) Prisma Browser

California

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Today

Our Mission At Palo Alto Networks , we're united by a shared mission-to protect our digital way of life. We thrive at the intersection of innovation and impact, solving real-world problems with cutting-edge technology and bold thinking. Here, everyone has a voice, and every idea counts. If you're ready to do the most meaningful work of your career alongside people who are just as passionate as you are, you're in the right place. Who We Are In order to be the cybersecurity partner of choice, w

Full-time

USD 147,000.00 - 237,500.00 per year

Backend Developer

Pleasanton, California

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Today

We are seeking a Senior Java Backend Developer to join a dynamic engineering team supporting a large retail client in Pleasanton, CA. This onsite, six-month contract role offers the opportunity to build scalable backend solutions, contribute to microservices architecture, and help drive technical excellence across a collaborative product and engineering environment. Responsibilities Design, build, and maintain high-performing backend services using Java and Spring Boot. Contribute to microserv

Full-time

Compensation information provided in the description

Backend Software Developer

Remote

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Today

Description & Requirements The Software Developer (Backend) provides subject matter proficiency for our USAF mission. This role is responsible for providing analytical skills to support process improvement, specialized studies, and definition of requirements. Shall perform engineering tasks for back-end design and development efforts including, but not limited to, developing back-end architectures to support current and new system capabilities and integrations, RESTful API development and modifi

Full-time

USD 120,000.00 per year

Senior Backend Engineer

Remote or Nashville, Tennessee

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Today

RESPONSIBILITIES: Kforce has a client that is seeking a Senior Backend Engineer who will work across engineering, product, analytics, and operations to architect durable serverless systems, develop clean and reliable Python services, and power mission-critical workflows such as claims processing, eligibility ingestion, episode creation, provider search, and care coordination. Location: Remote within the U.S. The team is based near Stamford, Connecticut, opening an office soon near Nashville, TN

Full-time

$150,000 - $190,000 annually

Backend Developer - Node JS/ TypeScript / React / AWS

Remote

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6d ago

Position: Senior Backend Developer Node.js / TypeScript / React / AWS Company : Yottaflex AI Technologies Location: Remote Employment Type: Contract Duration: 612 Months (Potential Extension) Job Description We are looking for a highly experienced Senior Full Stack Developer with strong hands-on Node.js and TypeScript backend development experience to design, develop, and deploy scalable enterprise applications. The ideal candidate must be backend-strong while also having solid experience with

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Contract, Third Party

Depends on Experience

Back End Engineer

Remote or Bryan, Texas

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Today

Description We are looking for a Back End Engineer to join a long-term contract opportunity in Texas. In this role, you will create reliable backend systems and data processing solutions that support analytics and engineering initiatives while helping shape scalable platform architecture. You will work closely with technical and cross-functional partners to turn complex requirements into maintainable services, with a strong focus on cloud deployment, performance, and code quality. Responsibilit

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Contract

USD 55.41 - 64.16 per hour

Backend Engineer- Node.js

Remote

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2d ago

Key Responsibilities Design, build, test, deploy, and operate cloud-native backend services, APIs, workflows, and integration capabilities.Implement business logic, orchestration services, domain services, event-driven patterns, and service composition required by project workstreams.Develop integrations with enterprise systems, third-party platforms, data services, pricing/underwriting capabilities, and AI/agent services.Leverage AI coding agents and engineering copilots to accelerate developme

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Contract

$70

Java Backend Developer

Remote

•

Today

Hello All, Greetings from Rootshell Inc. Rootshell Enterprise Technologies Inc. is a recognized provider of professional IT Consulting services in the US. We are actively seeking Java Backend Developerfor one of our client, Please share your resume with current location & full contact info Role:Java Backend Developer Location:Remote Job Summary Job Summary We are seeking a skilled Java Backend Developer to design, develop, and maintain scalable, high-performance backend applications. T

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Full-time, Third Party

Depends on Experience

Senior Backend Engineer

Remote or Stamford, Connecticut

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Today

RESPONSIBILITIES: Kforce has a client near Stamford, CT that is seeking a Senior Backend Engineer who will work across engineering, product, analytics, and operations to architect durable serverless systems, develop clean and reliable Python services, and power mission-critical workflows such as claims processing, eligibility ingestion, episode creation, provider search, and care coordination. Location: Remote within the U.S. The team is based near Stamford, Connecticut, and candidates must be

Full-time

$150,000 - $190,000 annually

Fullstack Lead Engineer- Backend Engineering

Fremont, California

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13d ago

About the Role: We are seeking a highly experienced, hands-on Full Stack Lead with a strong Backend Engineering focus to lead the design, architecture, development, and delivery of scalable enterprise applications. Key Responsibilities Lead system design, architecture, and backend development using Java, Spring Boot, and Microservices.Design distributed, event-driven systems using Apache Kafka.Own REST API design, enterprise integrations, and application data flows.Remain hands-on with coding, c

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Contract, Third Party

80 - 85

Full Stack Lead – Backend Engineering

Fremont, California

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17d ago

Role Overview We are looking for a highly experienced hands-on Full Stack Lead with a strong backend focus to design, develop, and lead scalable enterprise applications. The ideal candidate should be strong in Java, Spring Boot, Microservices, Kafka, System Design, Distributed Systems, AWS, and Kubernetes. This is not a pure architect or management role the person must remain hands-on with coding while leading architecture, integrations, and delivery. Key Responsibilities Lead system design, ar

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Third Party, Contract

Depends on Experience

AI Backend Engineer, Artificial Intelligence (AI) Required, Work From Home - G

Remote

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Today

AI Backend Engineer, Artificial Intelligence (AI) Required, Work From Home We are looking for talented AI Backend Engineers to build systems that power AI-driven decisioning, automation, and orchestration across our platform. This role sits at the core of our AI stack, between models, backend systems, and real users, where latency, correctness, reliability, and cost directly impact production experience. This is a fully remote position where you will be part of a global engineering team workin

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Full-time

$140,000 - $200,000

Back End Developer

Remote or Baytown, Texas

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Today

Description We are looking for a Back End Developer to join a financial services team in Baytown, Texas. In this role, you will help build and support reliable web-based solutions that contribute to secure, efficient business operations. The position suits someone who can collaborate across technical teams while delivering clean, maintainable code in a fast-moving environment. Responsibilities: Design, build, and maintain server-side applications that support core business functions within a fi

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Full-time

USD 120,000.00 - 140,000.00 per year

Lead Backend Engineer

Fremont, California

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13d ago

Lead Consultant Java Backend - Locals OnlyLocation: Newark, CA Duration: 6+ Months About the RoleWe are looking for a hands-on Lead Consultant / Java Backend Engineer with strong experience in Java, Spring Boot, microservices, system design, and distributed systems. The person should be able to lead technical design while remaining actively involved in coding. Key ResponsibilitiesDesign and develop scalable Java/Spring Boot microservices.Lead backend system design and architecture.Design and bu

Easy Apply

Third Party, Contract

80 - 90

*Senior Full Stack Engineer (Backend focused - Nodejs, Javascript, AWS exp.) - W2 role

Remote

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3d ago

Kellton Tech is a full-service software development company, offering end-to-end IT solutions, strategic technology consulting and product development services in Web, SMAC (Social, Mobile, Analytics, Cloud), ERP-BPM, and IoT space Our methodology of inventing infinite possibilities with technology helps us develop best in-class and cost effective solutions for our clients. Currently Kellton Tech is looking for talented resources for one of our listed client. Below are the position details Posi

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Contract, Third Party

Depends on Experience

Java Backend Developer

Hybrid in Sunnyvale, California

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7d ago

Job title: Java Backend Developer Location: Sunnyvale CA Duration: Full Time Client: CTS/Walmart Required Skills & Experience: Hands-on experience in full stack development Proficiency in HTML5, CSS3, JavaScript (ES6+) Strong expertise in front-end frameworks (React.js / Angular) Solid back-end experience in Java/Spring Boot, Node.js, or .NET Core Database experience with SQL & NoSQL systems Knowledge of RESTful APIs and microservices architecture Familiarity with CI/CD pipelines, version contro

Easy Apply

Full-time

Depends on Experience

Java Backend engineer

Mountain View, California

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7d ago

Java Backend engineer MTV Design, develop, and maintain robust Java/J2EE applications with a focus on RESTful web services.Build scalable backend systems using Spring, Spring Boot, and microservices architecture.Contribute to frontend development using React.js, ensuring seamless integration with backend services.Work within AWS cloud environments and utilize Kubernetes for container orchestration and deployment.Develop and maintain SOA architectures and understand web service paradigms such as

Easy Apply

Contract, Third Party

Depends on Experience

Staff Backend Engineer | Distributed Systems

Remote

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15d ago

Hiring: Staff Backend Engineer | Distributed Systems We are looking for a highly experienced Staff Backend Engineer with12+ years of software engineering experience in designing and building scalable backend services and distributed systems. Key Skills & Technologies: Python, FastAPI or equivalent backend frameworks Apache Kafka & event-driven architectures Microservices, REST APIs & distributed systems AWS / Azure, Docker & Kubernetes PostgreSQL, Redis & NoSQL databases System design, sca

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Contract

Depends on Experience

F2F Interview in Mountain View, CA: Full Stack/Backend/Frontend – React + Java | Not open for Relocation

Mountain View, California

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7d ago

Job Title: Full Stack/Backend/Frontend Engineer React + Java Location: Onsite Mountain View, CA (Not open for Relocation) OPT candidates: Accepted F2F in Mountain View, CA We need strong candidates with solid programming skills, excellent communication, and the ability to attend onsite interviews. Full Stack Engineer React + Java Responsibilities: Design, develop, test, and maintain scalable web applications using React and Java. Build responsive, user-friendly interfaces with React,

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Contract, Third Party

Depends on Experience

Backend Software Engineer - Python & Pipeline Orchestration (Cloud / AI Platform)

Remote

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Today

Backend Software Engineer - Python & Pipeline Orchestration (Cloud / AI Platform) W2 Contract Pay Rate: $60 - $70 per hour Location: Cupertino, CA - Remote Role Job Summary: We are seeking a highly skilled Backend Software Engineer to join our platform engineering team focused on building scalable data and machine learning pipeline orchestration services within our internal cloud ecosystem. This role sits at the intersection of backend engineering, data platforms, and infrastructure, enabli

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Contract

$60 - $70 per hour

Backend jobs in California, USA