express.js Jobs in california

701 - 720 of 846 Jobs

Senior Software Engineer(Backend), Multimedia Arch Media Platform, Media Tooling - San JoseJob Title - Senior Software Engineer(Backend), Multimedia Arch Media Platform, Media Tooling - San Jose

TikTokCompany Name - TikTok

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San Jose, California, USA

Full-time

Location : San Jose Employment Type : Regular Job Code : A25859B Apply to this job Share this listing: Responsibilities About the Team: The Media Platform team is responsible for optimizing app experience related to performance for TikTok users. This team collaborates with all teams in the video creation and consumption ecosystem to provide end-to-end optimization solutions, including client, shooting, uploading, video playback, video delivery and player, etc. We are looking for backend e

Senior Software Development Engineer, Ads QE - San JoseJob Title - Senior Software Development Engineer, Ads QE - San Jose

TikTokCompany Name - TikTok

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San Jose, California, USA

Full-time

Location : San Jose Employment Type : Regular Job Code : E6002 Apply to this job Share this listing: Responsibilities Ads Quality and Efficiency Technology focuses on end-to-end quality assurance and technology-driven efficiency enhancement across the entire ads ecosystem, including Ad Manager, Delivery System, Review System, Conversion Measurement, and related infrastructure. Our Mission: To ensure system reliability, usability, stability, and user satisfaction through: 1) Quality Engine

Junior Software Development Engineer, Ads QE - San JoseJob Title - Junior Software Development Engineer, Ads QE - San Jose

TikTokCompany Name - TikTok

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San Jose, California, USA

Full-time

Location : San Jose Employment Type : Regular Job Code : A205679 Apply to this job Share this listing: Responsibilities Ads Quality and Efficiency Technology focuses on end-to-end quality assurance and technology-driven efficiency enhancement across the entire ads ecosystem, including Ad Manager, Delivery System, Review System, Conversion Measurement, and related infrastructure. Our Mission: To ensure system reliability, usability, stability, and user satisfaction through: 1) Quality Engi

Tech Lead Manager, Infrastructure Platform - San JoseJob Title - Tech Lead Manager, Infrastructure Platform - San Jose

TikTokCompany Name - TikTok

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San Jose, California, USA

Full-time

Location : San Jose Employment Type : Regular Job Code : A113234B Apply to this job Share this listing: Responsibilities Our Infrastructure Engineering organization build and operate hyper-scale datacenters, manage the life cycle of server fleet, allocate cloud resources and create various cloud solutions, and provide infrastructure services including widely distributed Content Distribution Networks (CDNs). The Infrastructure Platform team build and leverage various platforms and toolings

Machine Learning Engineer(NLP/CV/Multimodal), TikTok E-commerce Knowledge GraphJob Title - Machine Learning Engineer(NLP/CV/Multimodal), TikTok E-commerce Knowledge Graph

TikTokCompany Name - TikTok

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San Jose, California, USA

Full-time

Location : San Jose Employment Type : Regular Job Code : A226722 Apply to this job Share this listing: Responsibilities Our team is responsible for developing state-of-the-art NLP/ML algorithms and strategies to improve user consumption experience, inspire merchants' service quality and revenue, and build a fair and flourishing ecosystem on our E-commerce Platform. More specifically, our team is responsible for the algorithms of Product Knowledge Graphs under TikTok's global e-commerce bu

Machine Learning Engineer, NLP - TikTok E-commerce Knowledge GraphJob Title - Machine Learning Engineer, NLP - TikTok E-commerce Knowledge Graph

TikTokCompany Name - TikTok

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San Jose, California, USA

Full-time

Location : San Jose Employment Type : Regular Job Code : A18503 Apply to this job Share this listing: Responsibilities Our team is responsible for developing state-of-the-art NLP/ML algorithms and strategies to improve user consumption experience, inspire merchants' service quality and revenue, and build a fair and flourishing ecosystem on our E-commerce Platform. More specifically, our team is responsible for the algorithms of Product Knowledge Graphs under TikTok's global e-commerce bus

Data Scientist - Trust and Safety - Los AngelesJob Title - Data Scientist - Trust and Safety - Los Angeles

TikTokCompany Name - TikTok

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Los Angeles, California, USA

Full-time

Location : Los Angeles Employment Type : Regular Job Code : A200503 Apply to this job Share this listing: Responsibilities As a Data Scientist in TikTok's Trust and Safety team, you will drive data driven decisions and forming roadmaps in ensuring that TikTok remains a safe, trustworthy, and risk-free environment. By implementing your domain knowledge, you will help diagnose, triage, and treat large-scale safety issues. You will scope out projects, use ground-truth data to inform strategi

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 Backend Software Engineer, Global E-commerce Governance PlatformJob Title - Senior Backend Software Engineer, Global E-commerce Governance Platform

TikTokCompany Name - TikTok

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San Jose, California, USA

Full-time

Location : San Jose Employment Type : Regular Job Code : W8362 Apply to this job Share this listing: Responsibilities Global e-commerce is a content e-commerce business with international short video product as the carrier. It is committed to becoming the first choice for users to discover and purchase good products with affordable prices. Global e-commerce business team hopes to provide users with more tailored and efficient consumption experience, enabling merchants to receive stable an

System Architect - Cloud HardwareJob Title - System Architect - Cloud Hardware

TikTokCompany Name - TikTok

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San Jose, California, USA

Full-time

Location : San Jose Employment Type : Regular Job Code : P3909 Apply to this job Share this listing: Responsibilities Server platform team is responsible for architecting, designing and building 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 system and newly emerged t

Senior Machine Learning Engineer, TikTok Ads Creative & EcosystemJob Title - Senior Machine Learning Engineer, TikTok Ads Creative & Ecosystem

TikTokCompany Name - TikTok

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San Jose, California, USA

Full-time

Location : San Jose Employment Type : Regular Job Code : B1101 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 adverti

Tech Lead Software Engineer, TikTok Ads Creative & EcosystemJob Title - Tech Lead Software Engineer, TikTok Ads Creative & Ecosystem

TikTokCompany Name - TikTok

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San Jose, California, USA

Full-time

Location : San Jose Employment Type : Regular Job Code : JDTN1 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 adverti

Software Engineer, TikTok Ads Creative & EcosystemJob Title - Software Engineer, TikTok Ads Creative & Ecosystem

TikTokCompany Name - TikTok

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San Jose, California, USA

Full-time

Location : San Jose Employment Type : Regular Job Code : D8548 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 adverti

Senior Software Engineer, TikTok Ads Creative & EcosystemJob Title - Senior Software Engineer, TikTok Ads Creative & Ecosystem

TikTokCompany Name - TikTok

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San Jose, California, USA

Full-time

Location : San Jose Employment Type : Regular Job Code : K0125 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 adverti

Software Engineer, Ads Measurement & EffectivenessJob Title - Software Engineer, Ads Measurement & Effectiveness

TikTokCompany Name - TikTok

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San Jose, California, USA

Full-time

Location : San Jose Employment Type : Regular Job Code : P4325 Apply to this job Share this listing: Responsibilities The Ads Measurement & Effectiveness team at TikTok empowers marketers and brands to understand and optimize the true business value of their ad investments across TikTok's paid channels. Our mission is to provide advertisers with clear, actionable insights through cutting-edge measurement solutions like Brand Lift (BLS), Conversion Lift (CLS), Split Test, Cross-Media Measu

Machine Learning Engineer - E-commerce RecommendationJob Title - Machine Learning Engineer - E-commerce Recommendation

TikTokCompany Name - TikTok

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San Jose, California, USA

Full-time

Location : San Jose Employment Type : Regular Job Code : U4641 Apply to this job Share this listing: Responsibilities E-commerce is a new and fast growing business that aims at connecting all customers to excellent sellers and quality products on TikTok Shop, through E-commerce live-streaming, E-commerce short videos, and commodity recommendation. We are a group of applied machine learning engineers and data scientists that focus on E-commerce recommendations. We are developing innovative

Data Science Intern (TikTok-Product-Data Science) - 2025 Summer (PhD)Job Title - Data Science Intern (TikTok-Product-Data Science) - 2025 Summer (PhD)

TikTokCompany Name - TikTok

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San Jose, California, USA

Full-time

Location : San Jose Employment Type : Intern Job Code : A107258 Apply to this job Share this listing: Responsibilities Team Introduction: TikTok-Data Science team is responsible for all data science and analytics related work, cooperating with all key value chains in TikTok, including User Growth, P Content Ecosystem, Social, Creation, Product Infrastructure, Research and Science etc. The goal of the team is to generate actionable insights from data and help the stakeholders to make the r

Distinguished Engineer, Machine Learning - SafetyJob Title - Distinguished Engineer, Machine Learning - Safety

RobloxCompany Name - 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

Tech Lead - Data Science, MultimediaJob Title - Tech Lead - Data Science, Multimedia

TikTokCompany Name - TikTok

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San Jose, California, USA

Full-time

Location : San Jose Employment Type : Regular Job Code : A81200A Apply to this job Share this listing: Responsibilities Team Introduction The Multimedia Data Science team is responsible for optimizing app experience related to performance for TikTok users. This team collaborates with teams across the content creation and consumption ecosystem to provide end-to-end, data driven optimization solutions. We are looking for data science leader who have data mining experience and strong analyti

iOS Software Engineer, TikTok experienceJob Title - iOS Software Engineer, TikTok experience

TikTokCompany Name - TikTok

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San Jose, California, USA

Full-time

Location : San Jose Employment Type : Regular Job Code : A224214 Apply to this job Share this listing: Responsibilities About the Team: By joining the team, you will have opportunities to work on variants of projects to improve existing product accessibility experience, introduce industry leading new accessibility-first features. You will also have opportunities to build accessibility foundations and tools for engineers across TikTok. At TikTok, we strive to bring world-class user experie