ByteDance's System Technology and Engineering (STE) team seeks a PhD Applied Scientist Intern for Summer/Fall 2025.  The intern will collaborate on next-generation hardware and software design, tackling large-scale optimization problems using ML/DL techniques. Responsibilities include understanding data context, designing and evaluating solutions, implementing innovative ideas, staying updated on advancements, and sharing insights.  The internship offers industry exposure and hands-on experience in areas like operating system kernels, virtualization technologies (Cloud Native, SDN, NFV), and large-scale data center optimization. The team actively participates in open-source communities.

<p>Where imagination meets innovation, delivering limitless gaming experiences.</p>

ByteDance

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<div class="jobDetail__1UFk5 jobDetail" style="transform: translate(0px, 0px); opacity: 1;"><div class="block-title">Responsibilities</div><div class="block-content">The System Technology and Engineering (STE) team, has been committed to the development and research of infrastructure system technologies, such as operating system kernel, various virtualization technologies (Cloud Native, SDN, NFV), performance optimization of system software and libraries, stability and reliability of large-scale data center, collaborative design of next-generation hardware and software, etc. We actively participate in open-source communities and incorporate cutting-edge technology and innovation into our products. 

We are looking for talented individuals to join us for an internship in 2025. Internships at ByteDance aim to offer students industry exposure and hands-on experience. Turn your ambitions into reality as your inspiration brings infinite opportunities at ByteDance.

Candidates can apply to a maximum of two positions and will be considered for jobs in the order you apply. The application limit is applicable to ByteDance and its affiliates' jobs globally. Applications will be reviewed on a rolling basis - we encourage you to apply early.

Responsibilities:
  - Collaborate closely with team members from diverse fields to deeply understand the data and the context of challenges in next-generation hardware and software design.
  - Design, implement, and evaluate state-of-the-art solutions to large-scale optimization problems.
  - Utilize innovative and critical thinking, actively implement your ideas in daily tasks.
  - Stay updated on recent advancements and actively discuss and share insights with team members.</div><div class="block-title">Qualifications</div><div class="block-content">Minimum Qualifications:
  - Currently pursuing PhD in Applied Mathematics, Electrical Engineering, Computer Science, or a related area.
  - Must obtain work authorization in the country of employment at the time of hire, and maintain ongoing work authorization during employment.
  - Familiar with ML/DL techniques, algorithms and frameworks like PyTorch or TensorFlow.
  - Proficiency in Python.

Preferred Qualifications:
  - Strong background in one of the following fields: Graph Theory, Non-Convex Optimization, Operations Research, Computational Mathematics, Reinforcement Learning.
  - Interest or experience in hardware design.
  - Experience in AI model development, training, evaluation and deployment on Cloud, Cluster or on-premises.
  - Experience with development applications with C++ and CUDA programming.
  - A strong sense of responsibility, coupled with exceptional communication and teamwork skills.</div><div class="block-title">Job Information</div><div class="block-content block-content-jobinfo"><div class="job-info-item__UZSBL job-info-item-lang__3Il6m"><span>About Us</span><div class="template__2vEr7"><div class="editor-content" style="font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Helvetica Neue', Helvetica, Arial, sans-serif, 'Roboto', 'Apple Color Emoji', 'Segoe UI Emoji', 'Segoe UI Symbol'; color: #1f2329; word-wrap: break-word; white-space: pre-wrap;"><p style="font-size: 14px; text-align: left;">Founded in 2012, ByteDance's mission is to inspire creativity and enrich life. With a suite of more than a dozen products, including TikTok, Lemon8, CapCut and Pico as well as platforms specific to the China market, including Toutiao, Douyin, and Xigua, ByteDance has made it easier and more fun for people to connect with, consume, and create content.<span>​</span></p></div></div></div><div class="job-info-item__UZSBL job-info-item-lang__3Il6m"><span>Why Join ByteDance</span><div class="template__2vEr7"><div class="editor-content" style="font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Helvetica Neue', Helvetica, Arial, sans-serif, 'Roboto', 'Apple Color Emoji', 'Segoe UI Emoji', 'Segoe UI Symbol'; color: #1f2329; word-wrap: break-word; white-space: pre-wrap;"><p style="font-size: 14px; text-align: left;">Inspiring creativity is at the core of ByteDance's mission. Our innovative products are built to help people authentically express themselves, discover and connect – and our global, diverse teams make that possible. Together, we create value for our communities, inspire creativity and enrich life - a mission we work towards every day.<span>​</span></p><p style="font-size: 14px; text-align: left;">As ByteDancers, we strive to do great things with great people. We lead with curiosity, humility, and a desire to make impact in a rapidly growing tech company. By constantly iterating and fostering an "Always Day 1" mindset, we achieve meaningful breakthroughs for ourselves, our Company, and our users. When we create and grow together, the possibilities are limitless. Join us.<span>​</span></p><p style="font-size: 14px; text-align: left;">Diversity &amp; Inclusion<span>​</span></p><p style="font-size: 14px; text-align: left;">ByteDance is committed to creating an inclusive space where employees are valued for their skills, experiences, and unique perspectives. Our platform connects people from across the globe and so does our workplace. At ByteDance, our mission is to inspire creativity and enrich life. To achieve that goal, we are committed to celebrating our diverse voices and to creating an environment that reflects the many communities we reach. We are passionate about this and hope you are too.<span>​</span></p></div></div></div><div class="job-info-item__UZSBL job-info-item-lang__3Il6m"><span>Reasonable Accommodation</span><div class="template__2vEr7"><div class="editor-content" style="font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Helvetica Neue', Helvetica, Arial, sans-serif, 'Roboto', 'Apple Color Emoji', 'Segoe UI Emoji', 'Segoe UI Symbol'; color: #1f2329; word-wrap: break-word; white-space: pre-wrap;"><p style="font-size: 14px; text-align: left;">ByteDance is committed to providing reasonable accommodations in our recruitment processes for candidates with disabilities, pregnancy, sincerely held religious beliefs or other reasons protected by applicable laws. If you need assistance or a reasonable accommodation, please reach out to us at <span>​</span></p></div></div></div><div class="job-info-item__UZSBL job-info-item-lang__3Il6m"><span>【For Pay Transparency】Compensation Description (Hourly) - Campus Intern</span><div class="template__2vEr7"><div class="editor-content" style="font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Helvetica Neue', Helvetica, Arial, sans-serif, 'Roboto', 'Apple Color Emoji', 'Segoe UI Emoji', 'Segoe UI Symbol'; color: #1f2329; word-wrap: break-word; white-space: pre-wrap;"><p style="font-size: 14px; text-align: left;">The hourly rate range for this position in the selected city is $60- $75. <span>​</span></p><p style="font-size: 14px; text-align: left;">Benefits may vary depending on the nature of employment and the country work location. Interns have day one access to health insurance, life insurance, wellbeing benefits and more. Interns also receive 10 paid holidays per year and paid sick time (56 hours if hired in first half of year, 40 if hired in second half of year).<span>​</span></p><p style="font-size: 14px; text-align: left;">The Company reserves the right to modify or change these benefits programs at any time, with or without notice.<span>​</span></p><p style="font-size: 14px; text-align: left;">For Los Angeles County (unincorporated) Candidates:<span>​</span></p><p style="font-size: 14px; text-align: left;">Qualified applicants with arrest or conviction records will be considered for employment in accordance with all federal, state, and local laws including the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act. Our company believes that criminal history may have a direct, adverse and negative relationship on the following job duties, potentially resulting in the withdrawal of the conditional offer of employment:<span>​</span></p><p style="font-size: 14px; text-align: left;">1. Interacting and occasionally having unsupervised contact with internal/external clients and/or colleagues;<span>​</span></p><p style="font-size: 14px; text-align: left;">2. Appropriately handling and managing confidential information including proprietary and trade secret information and access to information technology systems; and<span>​</span></p><p style="font-size: 14px; text-align: left;">3. Exercising sound judgment.<span>​</span></p></div></div></div></div></div>

Applied Scientist Intern (Computational Modeling & Optimization)