Backend Software Engineer Intern (Business Infra, ByteCloud) - 2026 Start (BS/MS)

About the team The Business Infrastructure team aims to provide unified access layer and architecture depth services for the organisation's internal business lines and products. Based on the internal infrastructure, Volcano Engine (or other public clouds) has two types of Infrastructure providers and is responsible for the organisation's architecture stability, architecture disaster recovery and service experience. We are looking for talented individuals to join us for an internship in 2026. Internships at ByteDance aim to offer students industry exposure and hands-on experience. Watch your ambitions become 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. Successful candidates must be able to commit to at least 3 months long internship period. Successful candidates must be able to commit to either of the following Internships - From January to June (onboard by 12 Jan 2026) - From May to August (onboard by 11 May 2026) Responsibilities: - Build a cloud management system, which has a general multi-cloud adaptation layer and improves the ecological capabilities of the R&D process. - Build a billing system, which establishes the cost analysis dashboard and cost optimization on the public cloud. - Build a cloud migration system, which automatically migrates large-scale microservices and storage clusters to the public cloud. - Build a disaster recovery system, and improve the system's fault detection and automatic recovery capabilities for multi-AZ and multi-cloud scenarios.