Back End Software Engineer Jobs in California

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321 - 340 of 432 Jobs

Forward Deployed Engineer

Postman, Inc.

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San Francisco, California, USA

Full-time

Who Are We? Postman is the world's leading API platform, used by more than 40 million developers and 500,000 organizations, including 98% of the Fortune 500. Postman is helping developers and professionals across the globe build the API-first world by simplifying each step of the API lifecycle and streamlining collaboration-enabling users to create better APIs, faster. The company is headquartered in San Francisco and has an office in Bangalore, where it was founded. Postman is privately held,
Posted 27 days ago | Updated 3 hours ago

Java Developer with KOTLIN, AWS, KAFKA, Kubernetes - San Diego, CA - only W2 Contract - No third party

Intellisoft Technologies

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San Diego, California, USA

Contract

Job Title : Backend Developer (Senior & Junior) Location : San Diego, CA (Hybrid) Job Type : W2 Contract 12+ Months (No Third Parties) Visa : Only Independent candidates (Can Apply also OPT) Openings : 9 Total Senior Backend Developer: 10 16 years experienceJunior Backend Developer: 4 10 years experienceNote: Candidates must have hands-on experience with Kotlin, Java, AWS, and Kubernetes (K8s) Job Overview: We are seeking experienced Backend Developers to join our innovative engineering team.
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Posted 10 days ago

Sr Software Engineer - Ads

Uber Corporate

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San Francisco, California, USA

Full-time

About the Role Uber is changing the way people think about transportation. Not that long ago, we were just an app to request premium black cars in a few metropolitan areas. Now we're a part of the logistical fabric of cities everywhere. Whether it's a ride, a sandwich, or a package, we use technology to give people what they want, when they want it. We're looking for Senior backend engineers to join our team to help grow the UberEats ads business which enables eaters to discover new foods, and
Posted 60+ days ago | Updated 3 hours ago

.Net Back End - Azure

Kforce Technology Staffing

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Remote or Boca Raton, Florida, USA

Third Party, Contract

RESPONSIBILITIES: Kforce has a client seeking a Senior .NET Developer remotely. Key Responsibilities: * Lead the design, development, and deployment of robust backend services using .NET Core/.NET 6+ * Architect and implement distributed, event-driven systems using Dapr for service-to-service communication, pub/sub, and state management * Develop and manage message-based integrations using RabbitMQ, Kafka, or Azure Service Bus * Work extensively with MySQL including stored procedures, schema de
Posted 32 days ago | Updated 9 hours ago

Senior JavaScript Developer

Randstad - Torc

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Remote

Contract

We are looking for a Senior JavaScript Developer to join our dynamic team. As a key contributor, you will be responsible for designing, developing, and maintaining scalable and high-performance web applications. You will work with modern frameworks, APIs, and cloud-based services to deliver top-tier software solutions. ResponsibilitiesDesign, develop, and optimize web applications using JavaScript, TypeScript, and modern frameworks (React, Angular, Vue.js).Build and maintain scalable, reusable,
Posted 60+ days ago | Updated 18 days ago

UI Angular Developer (AVP) - Hybrid

Citi

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Remote or Tampa, Florida, USA

Full-time

The Institutional Data Platform team is responsible for the Olympus platform to streamline data sources across Service, Markets, Banking and Client enabling industry leading analytics, client, regulatory, surveillance supervisory risk and finance reporting and data science solutions along with genesis platform. The UI Angular Developer (Applications Development Senior Programmer Analyst - C12) is an intermediate level position responsible for participation in the establishment and implementatio
Posted 60+ days ago | Updated 16 hours ago

.Net Backend Architect

Photon

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Remote

Contract, Third Party

.Net Backend Architect Remote We are seeking a seasoned Backend Architect with deep expertise in regulated financial systems, trading platforms, and end-to-end trading infrastructure to lead the architecture and backend development of a greenfield Futures Commodity Commissions Market (FCM) platform. This product will power a federally regulated sports prediction market, akin to Robinhood s financial trading model, requiring full compliance with CFTC and NFA regulations. You will design, architec
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Posted 57 days ago | Updated 2 days ago

Sr. Backend Developer

Y & L Consulting Inc.

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Mountain View, California, USA

Full-time

C_2_C WILL NOT BE CONSIDERED We re looking for a Senior Backend Software Engineer who s excited to get their hands dirty, solve real problems, and move fast. You ll play a critical role on a small, highly collaborative team working on products that directly impact our partners and customers. This isn t a siloed role we want someone who s not just comfortable, but energized by jumping into conversations with the product team, account managers, and customers. You ll help shape features from concep
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Posted 1 day ago

Senior Backend Python Developer

Motion Recruitment Partners, LLC

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Los Angeles, California, USA

Full-time

Our client believe memorable experiences start with seamless access. As a premier ticket sales and event booking platform, they connect fans to the concerts, games, and shows they love. Their technology sits at the heart of live entertainment, and they're scaling quickly to meet growing demand. They're looking for passionate engineers to help architect the systems that power those unforgettable moments! As a Senior Backend Python Developer at their company, you'll be someone whose backend focuse
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Posted 26 days ago | Updated moments ago

Agile Delivery Lead (Cyber Security): Charlotte, NC: Hybrid

NodeLogix

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Remote or Charlotte, North Carolina, USA

Contract

Pays $60/hr ON W2 Til: 12/2025: Potential extensions W2: EAD 3 DAYS ** Experience leading API development/backend API Developer ** Jira/Confluence; ** Fluent in Agile; ** Lead technologist; ** Execute vision/delivery of vision; ** Strong Product Manager ** Understanding of cyber security centers. ** Demonstrated ability to work on multiple complex projects in a matrixed environment; ** Demonstrated ability to build strong relationships; ** Critical thinking. ** Attention to detail/detail orien
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Posted 4 days ago

Frontend Engineer, AI Tooling, Self-Driving

Tesla Motors

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Palo Alto, California, USA

Full-time

As a member of the Autopilot AI Tooling team you will design and implement a diverse set of tools that power our machine learning workflows and Optimus. You will work closely with some of the best, world-class AI researchers and machine learning experts towards Tesla's goal of a self-driving future. The AI Tooling team is a central part of the Autopilot AI. The systems you build will have a target impact on our fleets ability to sense and perceive the world around it. Our team's tools help us a
Posted 18 days ago | Updated 3 hours ago

Software Developer III

General Atomics

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Poway, California, USA

Full-time

Job Summary General Atomics Integrated Intelligence, Inc. (GA-I3), an affiliate of General Atomics, maintains and deploys production solutions, including Thresher and Dragonspell, for users across the Intelligence Community, Department of Defense, and commercial industry. We build and develop best-in-class, all-domain, and globally focused situational awareness capabilities that process petabytes of data from numerous streaming data sources in near real time. Our systems apply state-of-the-art
Posted 60+ days ago | Updated 3 hours ago

Java Backend Developer (with Microservices) -- San Jose, CA- Hybrid (2 Days a week)

Matrix7i

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San Jose, California, USA

Contract

iitjobs is seeking a Strong Java Backend Developer who collaborates with product management to understand and anticipate their needs and translate them into product requirements, and also participates in the Design & Peer Code Review process. Candidates who can work on W2 and are interested in a Hybrid position in CA only apply. Java Backend Developer (Kafka) San Jose, CA- Hybrid (2 Days a week) Required Skills:- Total 8+ years of software development working experience.6+ years of working exper
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Posted 22 days ago | Updated 16 days ago

Senior Member of Technical Staff - Backend Dev - Remote

Oracle Corporation

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Remote

Full-time

Job Description As a Senior Member of Technical Staff, you will be a key contributor to the development and success of our next-generation CDA platform, which leverages the power of generative AI and cloud-native technologies. Your expertise in data platform engineering will drive the creation of a robust and intelligent system, enhancing the healthcare experience for patients and clinicians alike. Responsibilities: Design and implementation of the CDA data platform, ensuring it is scalable,
Posted 16 days ago | Updated 3 hours ago

Staff iOS Engineer, Banking Mobile

Block Inc

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California, USA

Full-time

Since we opened our doors in 2009, the world of commerce has evolved immensely, and so has Square. After enabling anyone to take payments and never miss a sale, we saw sellers stymied by disparate, outmoded products and tools that wouldn't work together. So we expanded into software and started building integrated, omnichannel solutions - to help sellers sell online, manage inventory, offer buy now, pay later functionality, book appointments, engage loyal buyers, and hire and pay staff. Across
Posted 28 days ago | Updated 3 hours ago

Backend Developer: Data

USG Corporation

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Remote or Chicago, Illinois, USA

Full-time

BACKEND DEVELOPER: DATA (PRODUCT INFORMATION) OUR DIGITAL CUSTOMER EXPERIENCE JOURNEY Capability transformation USG is evolving its digital customer experience and translating the objective of being easiest to do business with into a sustainable technology roadmap. The digital transformation includes upgrading our technology stack and augmenting our teams, developing new digital platforms, and integrating a best-in-class eCommerce operating model to deliver exceptional customer experience fro
Posted 60+ days ago | Updated 3 hours ago

Sr Manager, Software Engineering (Autonomous Digital Experience Management - ADEM)

PaloAlto Networks

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Santa Clara, California, USA

Full-time

Company Description Our Mission At Palo Alto Networks everything starts and ends with our mission: Being the cybersecurity partner of choice, protecting our digital way of life. Our vision is a world where each day is safer and more secure than the one before. We are a company built on the foundation of challenging and disrupting the way things are done, and we're looking for innovators who are as committed to shaping the future of cybersecurity as we are. Who We Are We take our mission of
Posted 7 days ago | Updated 3 hours ago

Principal Member of Technical Staff - Backend Dev - Remote

Oracle Corporation

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Remote

Full-time

Job Description As a Principal Member of Technical Staff, you will be a key contributor to the development and success of our next-generation CDA platform, which leverages the power of generative AI and cloud-native technologies. Your expertise in data platform engineering will drive the creation of a robust and intelligent system, enhancing the healthcare experience for patients and clinicians alike. Responsibilities: Lead the design and implementation of the CDA data platform, ensuring it i
Posted 16 days ago | Updated 3 hours ago

Principal Member of Technical Staff - Backend Developer - Remote

Oracle Corporation

•

Remote

Full-time

Job Description Are you ready to embark on a journey that will revolutionize healthcare and improve patient outcomes on a global scale? The Oracle Health division is leading the charge in healthcare innovation, and we are seeking an exceptional Principal Member of Technical Staff to join our Clinical Digital Assistant (CDA) team where you will be at the heart of this transformative mission. The Role: As a Principal Member of Technical Staff, you will be a key contributor to the development and
Posted 16 days ago | Updated 3 hours ago

Node.JS Engineer

Spire Systems Inc

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Santa Clara, California, USA

Contract

6 months+ Onsite- Santa Clara, CA Backend Engineer- Golang, NodeJS, React Design and develop robust backend services using 1 or 2 years of expertise Golang, NodeJS. Architect both client-side and server-side systems Develop and manage scalable NoSQL or SQL databases and applications. Kubernetes, Dockers Google Cloud Platform/AWS Backend Engineers responsible to develop and design our scalable microservices used to activate all cloud products. We are seeking experienced senior level Software
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Posted 15 days ago | Updated 5 days ago