Backend Engineer Jobs in California

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Senior React Developer (10+ Years Experience) - Remote

URSI Technologies Inc.

•

Remote

Contract, Third Party

Position Senior React Developer (10+ Years Experience)Location RemoteDuration 1+ Year (Extendable) Job Description: We are seeking a highly skilled Senior React Developer with over 10 years of experience in frontend development. The ideal candidate will have deep expertise in JavaScript, React.js, TypeScript, and modern UI/UX principles. You ll be responsible for leading frontend architecture, mentoring developers, collaborating with cross-functional teams, and delivering high-performance, scal
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Posted 53 days ago | Updated 3 days ago

Optimization Engineer (Operations Research)

Uber Corporate

•

San Francisco, California, USA

Full-time

About the Role The mission of the Surge team is to maintain overall marketplace reliability by balancing supply/demand in real-time through dynamic pricing. We build scalable real-time systems to understand the state of the market, forecast future demand, make predictions using ML models, solve network optimization programs, and eventually make pricing decisions for each rider session. Surge plays a critical role in service of Uber's mission to make transport accessible. We generate billions o
Posted 11 hours ago

Software Engineer Manager, Money Movement

Block Inc

•

California, USA

Full-time

Block is one company built from many blocks, all united by the same purpose of economic empowerment. The blocks that form our foundational teams - People, Finance, Counsel, Hardware, Information Security, Platform Infrastructure Engineering, and more - provide support and guidance at the corporate level. They work across business groups and around the globe, spanning time zones and disciplines to develop inclusive People policies, forecast finances, give legal counsel, safeguard systems, nurture
Posted 37 days ago | Updated 11 hours ago

Staff iOS Engineer, Banking Mobile

Block Inc

•

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 11 hours ago

Software Engineer, Vehicle Mobile App

Tesla Motors

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Palo Alto, California, USA

Full-time

The Mobile team in our Vehicle Software org is looking for a highly motivated engineer specializing in creating exceptional user-facing features for our millions of customers. This team owns the Tesla Mobile App, which is a central piece of the Tesla ownership experience. In addition to being the key to one's car, it allows customers to Summon, control the climate, plan trips, stream sentry cam videos, and activate all manner of convenience, security, and customer delight. They are developing th
Posted 18 days ago | Updated 11 hours ago

Software Engineer II - Android (Maps)

Uber Corporate

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San Francisco, California, USA

Full-time

About the Role As a Software Engineer - Android in the Maps organization, you will play a crucial role in developing Uber's geospatial capabilities powering critical flows across Uber including location search, turn by turn navigation, real-time location tracking, route and vehicle visualizations, ETAs etc. The Maps organization is focused on providing the platforms, experiences, and ML algorithms which power hundreds of other backend services + mobile apps throughout Uber including Rider, Eat
Posted 24 days ago | Updated 11 hours ago

Full Stack Engineer

Randstad - Torc

•

Remote

Contract

We are looking for a highly skilled Full Stack Angular Engineer for a full-time contract. This is a 100% remote role with flexibility to collaborate across Central Time (CT) hours. What You ll Do Design, develop, and optimize web applications using Angular for the frontend and modern backend technologies.Collaborate with backend engineers and product teams to build scalable, efficient solutions.Implement best practices in software architecture, automated testing, and performance optimization.Wor
Posted 60+ days ago | Updated 19 days ago

Senior Software Engineer, Consumer Identity

Uber Corporate

•

San Francisco, California, USA

Full-time

About the Role The Consumer Identity team owns the entire signup and login journey for all Uber users (Rider, Driver, Eats, Freight, Direct, Uber for Business). This is a high impact role that will directly affect the top of the funnel as this is the first experience customers see when they try out Uber for the first time. As a backend engineer on the team, you'll be responsible for designing and developing the next-generation consumer identity platform, with high business impact as our platfor
Posted 60+ days ago | Updated 11 hours ago

Senior Software Engineer - Database

VAST Data

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Remote

Full-time

Description VAST Data is looking for a Senior Software Engineer to join our growing team! This is a great opportunity to join one of the fastest-growing infrastructure companies in history, an organization that is in the center of the hurricane being created by the revolution in artificial intelligence. Take part in the design and implementation of the internals of the next-generation hugely scalable and highly performant analytical and vector database. "VAST's data management vision is the f
Posted 49 days ago | Updated 11 hours ago

Senior Software Engineer - Android

Uber Corporate

•

San Francisco, California, USA

Full-time

About the Role As a Senior Software Engineer for Android on the Location & Sensors team, you will play a crucial role in developing Uber's Location Platform to further enhance Uber's geospatial capabilities. The Location & Sensors team is focused on improving location accuracy and sensor data processing to power various Uber products and services. You will work on projects related to location data analysis, sensor fusion, and predictive modeling. This work directly impacts the efficiency and re
Posted 31 days ago | Updated 11 hours ago

Senior Back End Developer (Go/Python/Java) - HYBRID

TEKsystems c/o Allegis Group

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San Francisco, California, USA

Full-time

*THIS IS A FULL-TIME ROLE* 3 DAYS ONSITE Qualification: Really know about scalable distributed systems Have built production systems and services in Golang (ideal) or Java/Python/Scala Have a deep understanding of domain driven data modelingHave built production services in cloud-native environment (AWS, Google Cloud Platform, Azure) and know where it?s awesome and where it hurts Dead serious about tooling, best practices, automation - anything to improve DevEx Are a great communicator and colla
Posted 11 days ago | Updated 8 hours ago

Senior Software Engineer, Ads Core Technology - Commercial Platform (CommercePack)

TikTok

•

San Jose, California, USA

Full-time

Location : San Jose Employment Type : Regular Job Code : A214209A Apply to this job Share this listing: Responsibilities Join TikTok Ads Core - the powerhouse behind one of the world's largest advertising ecosystems. As a Senior Backend Engineer, you'll play a critical role in designing and scaling the high-performance systems that serve billions of ad requests daily. This is a high-impact role suited for engineers who thrive in solving complex system challenges and want to contribute at
Posted 21 days ago | Updated 11 hours ago

Senior Software Engineer - Database

VAST Data

•

Remote or Vancouver, Washington, USA

Full-time

Description VAST Data is looking for a Senior Software Engineer to join our growing team! This is a great opportunity to join one of the fastest-growing infrastructure companies in history, an organization that is in the center of the hurricane being created by the revolution in artificial intelligence. Take part in the design and implementation of the internals of the next-generation hugely scalable and highly performant analytical and vector database. "VAST's data management vision is the f
Posted 56 days ago | Updated 11 hours ago

Senior Optimization Engineer (Operations Research)

Uber Corporate

•

San Francisco, California, USA

Full-time

About the Role The mission of the Surge team is to maintain overall marketplace reliability by balancing supply/demand in real-time through dynamic pricing. We build scalable real-time systems to understand the state of the market, forecast future demand, make predictions using ML models, solve network optimization programs, and eventually make pricing decisions for each rider session. Surge plays a critical role in service of Uber's mission to make transport accessible. We generate billions o
Posted 24 days ago | Updated 11 hours ago

Senior Member of Technical Staff - Backend Dev - Remote

Oracle Corporation

•

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 11 hours ago

Principal Member of Technical Staff - Backend Dev - Remote

Oracle Corporation

•

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 11 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 11 hours ago

Full Stack Angular Engineer

Randstad - Torc

•

Remote

Contract

Full Stack Angular Engineer - Remote (US Candidates) We are looking for a highly skilled Full Stack Angular Engineer for a full-time contract. This is a 100% remote role with flexibility to collaborate across Central Time (CT) hours. What You ll Do Design, develop, and optimize web applications using Angular for the frontend and modern backend technologies.Collaborate with backend engineers and product teams to build scalable, efficient solutions.Implement best practices in software architecture
Posted 60+ days ago | Updated 19 days ago

Senior Software Engineer, Marketplace Foundation

Roblox

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San Mateo, California, USA

Full-time

Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences- all created by our global community of developers and creators. At Roblox, we're building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device.We're on a mission to connect a billion people with op
Posted 60+ days ago | Updated 11 hours ago

Software Engineer II - iOS, Maps Experience

Uber Corporate

•

San Francisco, California, USA

Full-time

About the Role Join the Maps Experience team and take ownership of the very first step of every Uber journey. This team builds the critical, high-visibility flows that allow riders and eaters to seamlessly set their pickup and dropoff locations. You will craft the user-facing map interfaces, location setting functionalities, and specialized airport experiences that are used millions of times per day. Your work will define the core user experience, directly impacting customer satisfaction and th
Posted 21 days ago | Updated 11 hours ago