core Jobs in California

3,221 - 3,240 of 3,831 Jobs

Software Engineer Intern (Recommendation Infrastructure) - 2026 Summer (Bachelor/Master)Job Title - Software Engineer Intern (Recommendation Infrastructure) - 2026 Summer (Bachelor/Master)

TikTokCompany Name - TikTok

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San Jose, California, USA

Full-time

Location : San Jose Employment Type : Intern Job Code : A147876 Apply to this job Share this listing: Responsibilities Our Recommendation Architecture Team is responsible for building up and optimizing the architecture for our recommendation products to provide the most reliable and best experience for our TikTok users. Interns are important parts to our team with your fresh ideas and creative thoughts. We are looking for talented individuals to join us for an internship in 2026. Internsh

Software Engineer Graduate (Global SRE) - 2026 Start (BS/MS)Job Title - Software Engineer Graduate (Global SRE) - 2026 Start (BS/MS)

TikTokCompany Name - TikTok

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San Jose, California, USA

Full-time

Location : San Jose Employment Type : Regular Job Code : A221771A Apply to this job Share this listing: Responsibilities The monetization technology team works on building and running large-scale, globally distributed, fault-tolerant ads systems. SREs keep the systems up and running with the highest level of availability, ensuring our users have the best experience possible. We are looking for talented individuals to join our team in 2026. As a graduate, you will get unparalleled opportun

Mobile Software Engineer Intern (TikTok-Intelligent Creation) - 2026 Summer (BS/MSJob Title - Mobile Software Engineer Intern (TikTok-Intelligent Creation) - 2026 Summer (BS/MS

TikTokCompany Name - TikTok

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San Jose, California, USA

Full-time

Location : San Jose Employment Type : Intern Job Code : A233472 Apply to this job Share this listing: Responsibilities An "Effect" is an innovative camera feature that seamlessly integrates cutting-edge AR technology, enabling users to create captivating videos. Central to the TikTok user experience, effects ignite joy, foster creativity, and spur new trends among our billion+ global community. At the heart of TikTok's mission lies creation. TikTok Camera Effect team is seeking talented s

Expert UI EngineerJob Title - Expert UI Engineer

2KCompany Name - 2K

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San Mateo, California, USA

Full-time

WE ARE GAMEMAKERS Who We Are: We are a diverse team of developers driven by a passion for our art, united by our core values and inspired by a culture of inclusivity to build amazing games that thrill players everywhere. We pursue growth and innovation in an environment of safety and trust. Our culture is built on the belief that the more varied voices in our collective will strengthen our team and our games. We are looking for our next teammate who will raise our bar and make us better. We a

Manager, Software Engineering - Stablecoin and BlockchainJob Title - Manager, Software Engineering - Stablecoin and Blockchain

Circles Inc.Company Name - Circles Inc.

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Remote or San Francisco, California, USA

Full-time

Circle is a financial technology company at the epicenter of the emerging internet of money, where value can finally travel like other digital data - globally, nearly instantly and less expensively than legacy settlement systems. This ground-breaking new internet layer opens up previously unimaginable possibilities for payments, commerce and markets that can help raise global economic prosperity and enhance inclusion. Our infrastructure - including USDC, a blockchain-based dollar - helps busines

Data Analyst, Operations - USDSJob Title - Data Analyst, Operations - USDS

TikTokCompany Name - TikTok

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Los Angeles, California, USA

Full-time

Location : Los Angeles Employment Type : Regular Job Code : A90621 Apply to this job Share this listing: Responsibilities Trust and Safety Operations is a pivotal team within U.S. Data Security. We strive to enable TikTok to become the most trusted and secure platform in the US through operational excellence in content moderation via innovations in technology, optimization in processes and investment in people. We ensure that we enforce our policies based on our community guidelines and w

Senior DevOps EngineerJob Title - Senior DevOps Engineer

Thomson Reuters U.S. Inc.Company Name - Thomson Reuters U.S. Inc.

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Remote or McLean, Virginia, USA

Full-time

Are you passionate about bringing your DevOps experience to a world class organization that is leading the way in both content and technology to serve and protect our citizens at home and abroad? Do you have the skills necessary to own Kubernetes deployments and real time data pipelines? If you're a seasoned technical contributor with a history of solving problems, increasing stability, and improving performance, then Thomson Reuters Special Services (TRSS) is looking for you! About the Role A

TikTok Shop Senior UX Designer - Design SystemsJob Title - TikTok Shop Senior UX Designer - Design Systems

TikTokCompany Name - TikTok

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San Jose, California, USA

Full-time

Location : San Jose Employment Type : Regular Job Code : A26731 Apply to this job Share this listing: Responsibilities About the team The mission of the Design Foundation Team is to construct a robust and scalable platform framework and design system assets, aiming to enhance the overall user experience and contribute to the success of B2B platforms. As a Design System Designer, you will enhance the user experience of B2B products and craft a comprehensive design system. Responsibilities:

Data Scientist Lead - TikTok Ads, Ads ExperimentationJob Title - Data Scientist Lead - TikTok Ads, Ads Experimentation

TikTokCompany Name - TikTok

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San Jose, California, USA

Full-time

Location : San Jose Employment Type : Regular Job Code : A160385 Apply to this job Share this listing: Responsibilities About The Tiktok Monetization Product Data Science Team We're the TikTok Monetization Products data science team, who enables and champions data driven decision making. Our Vision is to become the world class data science team, where data is used rigorously to drive all decision making. Our Mission is to drive monetization and sustainable revenue growth for TikTok throug

Software Engineer Intern (MSP) - 2025 Summer (BS/MS)Job Title - Software Engineer Intern (MSP) - 2025 Summer (BS/MS)

TikTokCompany Name - TikTok

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San Jose, California, USA

Full-time

Location : San Jose Employment Type : Intern Job Code : A87936 Apply to this job Share this listing: Responsibilities Our Ads Measurement Signal and Privacy team (MSP) is missioned to build our security and governance infrastructure and process for the ads system end-to-end while making sure our platform with large volume of various signals and data are constantly compliant with regional regulations across the world. The team will be responsible for exploring and implementing cutting-edge

Electrical Senior Project Engineer - SubstationJob Title - Electrical Senior Project Engineer - Substation

Affiliated Engineers, Inc.Company Name - Affiliated Engineers, Inc.

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San Francisco, California, USA

Full-time

Overview Affiliated Engineers, Inc. (AEI) is a leading, multidisciplinary consulting engineering firm and collaborative community of over 800 employees who plan, design, and deliver high-performance, innovative, and holistic engineering solutions - positively impacting society and advancing humankind. Recognized as a Top 20 Electrical Engineering Firm by EC&M Magazine, AEI is dedicated to the energy & utilities market where electrical capacity, system reliability and distributed energy resourc

Dir, Engineering, CMC Leader for BiologicsJob Title - Dir, Engineering, CMC Leader for Biologics

Merck & Company IncCompany Name - Merck & Company Inc

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Remote or Rahway, New Jersey, USA

Full-time

Job Description The Development and Commercialization Team (DCT) leader is accountable for delivering a fully integrated stage-appropriate CMC development and commercialization strategy which yields the target commercial product. The specific role will be responsible for advancing the company's biologics portfolio. Correspondingly, the DCT leader will be responsible for delivering world class outcomes in the following areas: Responsible for on-time, end-to end execution of DCT deliverables inc

System Performance Engineer - Server PlatformJob Title - System Performance Engineer - Server Platform

TikTokCompany Name - TikTok

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San Jose, California, USA

Full-time

Location : San Jose Employment Type : Regular Job Code : A106410 Apply to this job Share this listing: Responsibilities About the Team Server platform team is responsible for architecting, designing, and building the best server and storage system to meet the requirements of high-performance, low cost and easy to operate. By joining this team, you will work with the best engineers and talents in this industry and have a broad opportunity to get in touch with the latest AI application syst

Senior Software Engineer - Creative AI Content Understanding, Ads Creative & EcosystemJob Title - Senior Software Engineer - Creative AI Content Understanding, Ads Creative & Ecosystem

TikTokCompany Name - TikTok

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San Jose, California, USA

Full-time

Location : San Jose Employment Type : Regular Job Code : A119723A Apply to this job Share this listing: Responsibilities A "creative" is the ad (in the form of a short-form video) served to TikTok users, composed of video, background music, call-to-action card, post-click landing page, and other formats that get delivered to users. A quote goes "creativity is the soul of advertising", because a good ad creative is effective, yet difficult to produce, especially at the scale of TikTok adve

Network Acquisition Manager - Latin AmericaJob Title - Network Acquisition Manager - Latin America

TikTokCompany Name - TikTok

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San Jose, California, USA

Full-time

Location : San Jose Employment Type : Regular Job Code : A130720 Apply to this job Share this listing: Responsibilities The infrastructure engineering team supports the company's fast growth by building and operating hyper-scale data centers as well as vastly distributed global edge networks. Our edge sourcing team focuses on the acquisition of co-locations and various network connectivities from the commercial angle to support edge and backbone network that enable users to interact with

Frontend Software Engineer, API ClientJob Title - Frontend Software Engineer, API Client

Postman, Inc.Company Name - 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,

Application EngineerJob Title - Application Engineer

ABB Inc.Company Name - ABB Inc.

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Texas, USA

Full-time

At ABB, we help industries outrun - leaner and cleaner. Here, progress is an expectation - for you, your team, and the world. As a global market leader, we'll give you what you need to make it happen. It won't always be easy, growing takes grit. But at ABB, you'll never run alone. Run what runs the world. This Position reports to: Sales Support Manager The Application Engineer is the first point of contact for the local sales organization for Large Motors and Generators (LMG) products within t

Senior Robotics Software Engineer, DronesJob Title - Senior Robotics Software Engineer, Drones

Aduril IndustriesCompany Name - Aduril Industries

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Costa Mesa, California, USA

Full-time

Anduril Industries is a defense technology company with a mission to transform U.S. and allied military capabilities with advanced technology. By bringing the expertise, technology, and business model of the 21st century's most innovative companies to the defense industry, Anduril is changing how military systems are designed, built and sold. Anduril's family of systems is powered by Lattice OS, an AI-powered operating system that turns thousands of data streams into a realtime, 3D command and c

Electrical Senior Project Engineer - IndustrialJob Title - Electrical Senior Project Engineer - Industrial

Affiliated Engineers, Inc.Company Name - Affiliated Engineers, Inc.

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San Francisco, California, USA

Full-time

Overview Affiliated Engineers, Inc. (AEI) is a leading, multidisciplinary consulting engineering firm and collaborative community of over 800 employees who plan, design, and deliver high-performance, innovative, and holistic engineering solutions - positively impacting society and advancing humankind. Recognized in the Top 20 Engineering Firms and Top 3 Science and Technology Firms since 2000 by Building Design + Construction Magazine and #34 of the Top 100 Green Design Firms and #119 of the T

Full Stack Developer W/ AdTechJob Title - Full Stack Developer W/ AdTech

R Systems, Inc.Company Name - R Systems, Inc.

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Remote

Contract

Position: Full Stack Developer W/ AdTech Location: Remote Duration: 6 Months+ Interview Type: 2 Rounds About R Systems: R Systems is a leading digital product engineering company that designs and develops chip-to-cloud software products, platforms, and digital experiences that empower its clients to achieve higher revenues and operational efficiency. Our product mindset and engineering capabilities in Cloud, Data, AI, and CX enable us to serve key players in the high-tech industry, includin