Summer 2026

Security Software Engineer Intern

Network Security

Updated on 9/3/2026

ByteDance

ByteDance

10,001+ employees

Runs global short-video platforms with ads

No salary listed

Company Does Not Provide H1B Sponsorship

San Jose, CA, USA

In Person

Bachelor's, Master's

Category
Security & Protective Services (1)
Required Skills
TCP/IP
Python
MySQL
Data Science
Neural Networks
Machine Learning
Go
Elasticsearch
Redis
C/C++

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Requirements
  • The candidate is an undergraduate or postgraduate who is currently pursuing a degree or master's in Computer Science, Computer Engineering, Information Systems or other STEM disciplines.
  • The candidate must be proficient in at least one programming language among Go, Python, and C, with strong coding capabilities.
  • The candidate should be familiar with common algorithms such as multi-threaded programming, Big Data Analysis, Machine Learning, or Deep Learning.
  • The candidate must be proficient in using open-source tools such as MySQL, Redis, Elasticsearch, and Hive, and master the interaction methods between programming languages and storage sources.
  • The candidate should have a strong interest in WAF/BOT protection technology and possess solid foundational knowledge of Cyber Security, such as network protocols (TCP/IP, HTTP, etc.), and common network attack and defense methods.
Responsibilities
  • Assist the team in the development, debugging, and optimization of the WAF/BOT system. Develop the rule engine module of WAF/BOT using the Go language to implement the detection and filtering of Web application requests.
  • Participate in the development, testing, and launch of the Console page and backend APIs for Cyber Security products.
  • Collaborate with senior engineers to monitor and analyze network traffic, and detect potential attack behaviors through the WAF system. For example, identify abnormal HTTP request patterns (such as SQL injection, XSS attacks, BOT detection etc).
Desired Qualifications
  • Knowledge of cloud security.

ByteDance runs a global family of content platforms, including Toutiao, Douyin, TikTok, Helo, and Lark, that inform, entertain, and inspire users across many languages and regions. Each platform surfaces user-generated content through a recommendation algorithm that personalizes feeds to keep people engaged. It primarily earns money from advertising, with additional income from in-app purchases and partnerships. The company stands out by offering multiple products with strong short-form video focus and global localization to reach diverse audiences, aiming to grow users and sustain advertising-driven revenue.

Company Size

10,001+

Company Stage

Debt Financing

Total Funding

$35.1B

Headquarters

Haidian, China

Founded

2012

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Simplify Jobs

Simplify's Take

What believers are saying

  • September 2026 financing delivered $29.6 billion for AI infrastructure expansion.
  • ByteDance plans up to $70 billion capex this year for data centers.
  • Feishu’s July 2026 AI reorganization strengthens enterprise cross-sell across Doubao and Volcano Engine.

What critics are saying

  • Brazil’s ANPD fined ByteDance R$153.8 million on August 25, 2026.
  • U.S. TikTok control shifted to Oracle-led owners, stripping ByteDance’s strategic autonomy.
  • Persistent minors-data scrutiny can trigger broader bans, audits, and forced product changes.

What makes ByteDance unique

  • Douyin and TikTok dominate short-video distribution with unmatched recommendation infrastructure.
  • ByteDance’s Doubao led China’s AI app market in June 2026.
  • Feishu restructuring ties enterprise software directly to ByteDance’s AI and cloud stack.

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Benefits

Hybrid Work Options

Growth & Insights and Company News

Headcount

6 month growth

0%

1 year growth

-1%

2 year growth

0%
Tech in Asia
Sep 3rd, 2026
ByteDance plans 5-6GW data centre in Inner Mongolia amid China's AI infrastructure race

ByteDance is planning to build a 5–6GW data centre cluster in Jining district, Inner Mongolia, according to sources. The area already hosts projects from Huawei Technologies, Kuaishou, Alibaba Group Holding, and Apple. Ulanqab attracts large-scale data centre construction due to low-cost power, available land, and national policy encouraging computing workloads to shift from eastern cities to energy-rich northern and western regions. Inner Mongolia's wind and solar capacity creates periods of excess renewable power supply, which officials hope data centres will absorb. ByteDance recently secured a reported $29.6 billion bank loan. The development aligns with China's broader AI infrastructure expansion, with Alibaba reportedly considering up to $69 billion in AI data centre spending over three years.

Bloomberg
Sep 3rd, 2026
ByteDance secures $29.6B loan, Asia's second-largest dollar borrowing this year

ByteDance, the company behind TikTok, has secured a $29.6bn loan, making it Asia's second-largest dollar-denominated borrowing this year, according to sources familiar with the matter. The substantial financing marks a significant capital raise for the social media giant amid ongoing global scrutiny of its operations. However, the sources did not disclose details about the loan's terms, intended use, or the financial institutions involved in the deal. The loan's size positions it as one of the year's most notable corporate financing transactions in the region, reflecting ByteDance's continued access to substantial capital despite regulatory challenges in various markets.

Baller Alert
Aug 30th, 2026
Twitch hit with class action over Amazon AI training, but creators say their content may already be gone for good.

Twitch hit with class action over Amazon AI training, but creators say their content may already be gone for good. A Connecticut streamer's class action claims Twitch quietly fed years of streams into Amazon's AI machine long before anyone got the chance to opt out. Reading Time: 3 mins read A new Twitch AI lawsuit is putting Amazon on the defensive after a longtime streamer accused the company of quietly harvesting years of creator content to build its artificial intelligence products. Connecticut-based creator Warren Pandiscia filed a proposed class action against Twitch and its parent company Amazon on August 20 in the U.S. District Court for the Northern District of California, according to Courthouse News. Pandiscia, who has more than 900 followers on the platform, claims the companies copied millions of videos without permission or payment to train Amazon's generative AI models. The lawsuit follows Twitch's August 12 announcement that it would begin using creator content, including streams and chat messages, to train Amazon's AI systems. The setting arrived opted in for every account by default, meaning streamers had to actively dig through settings to turn it off. Twitch never sent an email or posted an announcement flagging the change, and the setting was reportedly discovered by a reporter before the company addressed it publicly. Before that announcement, Twitch's terms of service already gave the platform broad rights to use creator content in connection with its service, but Pandiscia argues that language never authorized handing material over to Amazon's separate AI business. Twitch revised its terms of service the same day it introduced the opt-out setting, expanding the language covering how creator content could be used across the company's wider operations. Pandiscia's complaint also alleges the data collection did not begin with the August announcement. He claims Amazon started scraping streams as far back as 2024, long before any opt-out option existed. That timeline lines up with earlier remarks from Mike Minton, who was Twitch's chief monetization officer at the time and is now its chief product officer. Minton acknowledged in 2024 that creator content was already being used in early AI development, though he described it then as a limited, non-commercial phase of the work. The decision to make the new AI setting opt out rather than opt in has drawn the sharpest criticism. During an August 12 livestream addressing the backlash, Minton was asked directly why creators weren't simply given the choice to join. His answer was blunt. "If it was opt-in, nobody would opt in," he said. That admission has become a key piece of evidence in Pandiscia's case, framing the rollout as a calculated choice rather than an oversight. What makes this Twitch AI lawsuit particularly pointed is its argument about permanence. Pandiscia's complaint states that creators "will never be able to claw back the intellectual property" once it has been absorbed into Amazon's models. Unlike a video that can be deleted or a post that can be taken down, training data becomes part of the underlying system once it's used. The suit pursues claims of breach of implied contract, breach of express contract, unjust enrichment, and unfair business practices, and it asks the court for injunctive relief, damages, restitution, and disgorgement of profits. The complaint also points to a gap in Twitch's new settings. Because the opt-out applies per channel rather than per user, a streamer who turns off AI training on their own account can still have their voice or image captured if they appear as a guest on someone else's channel that remains opted in. That detail has fueled concern that the current system offers less protection than Twitch has suggested it does. Twitch and Amazon are not alone in facing this kind of pressure. A group of YouTubers led by h3h3 Productions creator Ethan Klein has filed a string of similar suits against Nvidia, Meta, ByteDance, and Snap, accusing each company of scraping video content to train commercial AI tools. Apple has faced its own YouTube scraping allegations, and authors have filed comparable claims against multiple tech companies over AI training on copyrighted books. For Black creators, many of whom have built entire careers and communities on Twitch through gaming, IRL streams, and commentary, the stakes carry extra weight. Content built on personality, voice, and cultural specificity is exactly the kind of material that makes AI training data valuable, and creators of color have long raised concerns about platforms profiting off their labor without a fair cut going back to them. A lawsuit arguing that content can never be reclaimed once it's absorbed into a corporate AI model speaks directly to that anxiety. As the Twitch AI lawsuit moves through the courts, neither Twitch nor Amazon has issued a detailed public response to the allegations. The case is still in its early stages, and no trial date has been set. For now, creators who want to opt out of having their content used for AI training can do so through Twitch's account settings, though the lawsuit argues that option should have existed long before there was ever something to opt out of.

Daily Shot Group
Aug 28th, 2026
ByteDance announces US classroom rollout for Douyin AI Video backgrounds - implications for EdTech in 2026.

ByteDance announces US classroom rollout for Douyin AI Video backgrounds - implications for EdTech in 2026. ByteDance Douyin AI Video backgrounds enter US education: national rollout begins, Privacy and policy questions loom. ByteDance has announced the immediate US rollout of its Douyin AI video backgrounds across select public school districts, marking the company's first direct foray into American K-12 classrooms. The launch, unveiled on June 10, 2026, brings ByteDance's powerful virtual background tech - already widely used in China - into partnership with three of the largest US school districts, covering over 500,000 students for the 2026-27 academic year. With ByteDance at the heart of ongoing US-China tech tensions, the move is set to ignite debate over privacy, student data, and the future of American EdTech competition. Why ByteDance Douyin AI Video backgrounds in US education matter now. The decision by ByteDance to deploy Douyin AI video background technology in US schools is more than a product launch - it's a strategic incursion into one of the world's most heavily regulated and scrutinized education markets. The timing is no accident: US districts are racing to address persistent privacy concerns and digital equity gaps exposed by the pandemic's remote learning surge, while EdTech budgets are finally rebounding after years of stagnation. Douyin's AI-powered backgrounds, which allow students and teachers to obscure or enhance their video feeds in real time, have been hailed in China for improving classroom focus and safeguarding privacy at home. According to ByteDance internal data, usage of the feature in Chinese school livestreams rose by 41% in 2025, with over 70 million unique users during national exam prep periods (see its coverage of China's rollout). But the US context is fundamentally different. Here, privacy requirements are dictated by federal laws such as FERPA and COPPA, as well as a patchwork of state statutes - making district-level buy-in and technical compliance non-negotiable. ByteDance's US launch comes as educators increasingly demand tools that protect student identities in hybrid and remote settings, a trend explored in The Ultimate Guide to AI Video Background Plugins for Online Education - 2026 Edition. Privacy, policy, and market implications: analysis of the ByteDance EdTech play. ByteDance is betting that its Douyin AI video background suite can leapfrog US incumbents by combining advanced on-device processing with aggressive privacy marketing. The company claims all video background processing occurs locally - no raw video data leaves student devices - and that its US education deployments are "fully FERPA-compliant." An independent audit by the Center for Digital Democracy is reportedly underway, with results expected by August. Still, skepticism remains. The National Education Association (NEA) and the Parent Coalition for Student Privacy both issued statements Tuesday raising "serious concerns" about ByteDance's data access, code transparency, and its ability to comply with the letter and spirit of US privacy law. "Given ongoing national security investigations into ByteDance and TikTok, we have to scrutinize any classroom-facing technology with extra care," said Leon Reilly, NEA's director of digital policy. On the competitive front, ByteDance's move puts direct pressure on domestic EdTech giants like Zoom, Class, and Google for Education, all of which have launched or acquired AI video background plugins since 2024. According to research firm HolonIQ, the global market for classroom video privacy tools is expected to double to $2.6 billion by the end of 2027. US-based plugin providers are already signaling a shift. "If ByteDance can credibly guarantee on-device processing and open up code for independent audits, that raises the bar for everyone," said Maya Sanderson, CEO of background plugin startup EduGuard. Sanderson noted that ByteDance undercut rivals on contract pricing by 17% in the latest Los Angeles USD procurement round. Federal policy response remains a wildcard. Policy analyst Dr. Sasha Quan of the Future of Privacy Forum predicts Congressional hearings "within the year" on foreign EdTech vendors and student data. "Expect rapid scrutiny from both the FTC and Department of Education - especially if ByteDance pursues broader district integrations or direct-to-student features," Quan told AI Daily Shot. The company has yet to confirm whether it will seek alliances with state education boards or stick to district-level deals. Publicidade What to watch next: milestones, policy, and the EdTech arms race. Several critical milestones will determine the impact of ByteDance Douyin AI video backgrounds in US education: * Summer 2026: The results of the Center for Digital Democracy's audit will be released by August, setting the tone for regulatory and district-level adoption. * Fall 2026: The first semester of large-scale classroom use begins in Los Angeles, Miami-Dade, and Houston ISDs, with early feedback and incident tracking by parent and teacher groups. * Q4 2026: Expect potential Congressional hearings and at least one FTC inquiry, especially as ByteDance seeks to expand beyond the initial pilot districts. Meanwhile, US EdTech firms are already working to differentiate their offerings through enhanced encryption, open-source audits, and district-specific compliance features. The coming year will see a flurry of updates and competitive pricing as schools weigh the risks and rewards of foreign tech adoption. For educators, administrators, and parents, the question is not just whether ByteDance's Douyin AI video backgrounds can deliver on privacy and classroom value, but whether US policy and domestic innovation can keep pace. For deeper technical comparisons and best practices, consult The Ultimate Guide to AI Video Background Plugins for Privacy and Security - 2026 Edition. Bottom line: ByteDance's US classroom rollout is a high-stakes test of trust, transparency, and global EdTech competition. The next six months will reveal whether American education is ready - or willing - to welcome a Chinese AI giant into the heart of its digital classrooms. Master AI with its complete guide collection 8 guides, 375+ prompts, instant download. Save 41% with the All-Access Bundle. Senior AI Reporter Senior AI Reporter covering product launches, funding rounds, and industry moves.

ROIC.ai
Aug 27th, 2026
California Attorney General sues TikTok, citing youth safety concerns.

California Attorney General sues TikTok, citing youth safety concerns. August 27, 2026 at 2:13 PM GMT+0 * California AG Rob Bonta sues TikTok, alleging deceptive practices and youth harm. * The lawsuit is part of a broader multi-state coalition pressuring major tech platforms. * Regulatory scrutiny intensifies as states take lead on consumer protection. Legal action. California Attorney General Rob Bonta announced a lawsuit against TikTok, according to a CNBC interview on Thursday. The suit alleges the platform engages in deceptive practices that harm minors, citing internal research and whistleblower testimony. "We're suing TikTok now," Bonta stated. "Our kids are in crisis, and we're holding this company accountable." The action follows years of investigations and bipartisan criticism over the app's impact on teen mental health. Broader context. Bonta's office has been a key player in a multi-state coalition, alongside New York and others, probing TikTok's data privacy and content algorithms. The lawsuit is part of a wider pattern of states tackling tech giants - recently, the same offices have scrutinized Paramount's merger with Warner Bros. Discovery and pursued antitrust actions against major platforms. "State AGs are filling the federal void," noted a legal expert familiar with the matter. "The public wants action, and we're seeing aggressive enforcement." Industry and financial implications. TikTok's parent, ByteDance, faces a potential financial hit from legal fees and possible remedies, which could include fines or mandated design changes. The suit also signals risk for the broader ad-supported social media sector, as regulators increasingly target algorithmic recommendations and youth-targeted marketing. Shares of publicly traded tech companies in the digital advertising space have shown volatility, with some analysts drawing parallels to past antitrust battles against Microsoft in the 1990s. Reactions and next steps. TikTok has denied the allegations, calling the suit "politically motivated" and stating that it has invested heavily in safety features. Bonta's office, however, maintains that these measures are insufficient. "The evidence will show a pattern of prioritizing engagement over safety," said a spokesperson. The case is expected to proceed through state court, with potential momentum for federal legislation. As Bonta concluded in the interview, "We can't wait for Washington; we must act now."