Software Engineer Intern (Distributed NoSQL Database Systems) - 2027 Summer Technology - Infras[...]

Bytedance; San Jose (CA); On-site; USD 27,552,000 - 41,328,000; Full time

Job summary

ByteDance invites interns to join the database R&D team in San Jose, contributing to AI-native database systems that power global products like TikTok and CapCut. You\'ll work on cutting-edge kernels, distributed storage, and backend support for AI workloads, collaborating with PMs and engineers across multiple teams.

The internship offers hands-on experience, practical learning, and exposure to real-world challenges, with a rolling application review.

Qualifications

• Pursuing undergraduate or master's in CS, CE, or related field.
• Knowledge of database kernel, distributed systems, query processing and optimization, multi-threaded programming.
• Experience coding in C/C++, Golang, Java, Python.

Responsibilities

• Develop kernel modules or features for AI-native database systems.
• Solve large-scale cloud infrastructure problems.
• Collaborate with PMs and engineers to build backend support for AI-native database services.
• Participate in technical discussions related to the team\'s product and engineering work.

Skills

DB kernel

Distributed systems

Query processing

Multi-threaded programming

C/C++

Golang

Java

Python

Education

Undergraduate/Master's in Computer Science or related discipline

Tools

Faiss

Milvus

DuckDB

ClickHouse

TiKV

RocksDB

GCP

AWS

Azure

Job description

Join us as we work together to inspire creativity and enrich life around the globe.

Location:

San Jose

Team:

Infrastructure

Employment Type:

Intern

Job Code:

A170054A

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Responsibilities

About the TeamJoin ByteDance’s database R&D team, where you’ll build and own cutting-edge database products supporting ByteDance’s global infrastructure. Our diverse portfolio includes relational databases, distributed caches, key-value stores, document databases, graph databases, wide-column stores, search engines, and multi-model databases.About the RoleWe are building the next-generation AI-native database systems—intelligent, multimodal, and designed for the era of large models. Our systems are not just data stores; they’re reasoning engines, retrieval platforms, and real-time memory for AI agents. As a Software Engineer or Researcher, you will be at the forefront of rethinking how databases work when built from the ground up for AI workloads. You’ll help create infrastructure that powers intelligent systems across TikTok, CapCut, and future applications that haven’t been imagined yet.We are looking for talented individuals to join us for an internship. Our internship program offers students hands‑on experience, industry exposure, and opportunities to apply their knowledge to real-world challenges while building a strong foundation for personal and professional growth.Interns will gain practical experience, explore potential career paths, and participate in social events, learning programs, and development workshops alongside industry professionals.Candidates may apply to a maximum of two positions across Our Company and its affiliates globally. Applications will be considered in the order they are submitted.Applications are reviewed on a rolling basis, so we encourage you to apply early. Please clearly state your availability in your resume, including your start and end dates.Candidates who pass resume screening will be invited to participate in Our Company's technical online assessment.

Mandated responsibilities-

• Develop kernel modules or features for AI-native database systems.
• Solve unique, large-scale, highly complex cloud infrastructure problems
• Partner with PMs and engineers from different teams on building backend support for AI-native database service products
• Participate in technical discussions related to team's product and engineering work

Qualifications

Minimum Qualifications

• Currently pursuing an Undergraduate/ Master's in Computer Science, Computer Engineering, or other related discipline.
• Knowledge of database kernel, distributed system, query processing and optimization, multi-threaded programming
• Experience coding in C/C++, Golang, Java, Python

Preferred Qualifications

• Demonstrated software engineering experience from previous internship, work experience, coding competitions, or publications.
• Curiosity towards new technologies and entrepreneurship.
• High levels of creativity and quick problem-solving capabilities.
• Experience with open‑source systems such as Faiss, Milvus, DuckDB, ClickHouse, TiKV, RocksDB.
• Publications at conferences (e.g., SIGMOD, VLDB, NeurIPS, MLSys, ICDE).
• Familiarity with GCP, AWS, or Azure’s database and AI integration strategies.
• Prior contributions to RAG, memory‑augmented models, or self‑tuning database components.

Job Information

About Us

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.

Why Join ByteDance

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.

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.

Diversity & Inclusion

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.

Reasonable Accommodation

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 https://tinyurl.com/RA-request