Senior Software Engineer (Storage Developer)

Why should you choose us?

Are you interested in working for a Global Leader in E-commerce? Are you excited about working on highly scalable platforms and applications that are accessed by millions of users every day? If so, read on to find out more about the opportunity.

Rakuten Symphony is a Rakuten Group company, providing global B2B services for the mobile telco industry and enabling next-generation, cloud-based, international mobile services. Building on the technology Rakuten used to launch Japan’s newest mobile network, we are taking our mobile offering global. To support our ambitions to provide an innovative cloud-native telco platform for our customers, Rakuten Symphony is looking to recruit and develop top talent from around the globe. We are looking for individuals to join our team across all functional areas of our business – from sales to engineering, support functions to product development. Let’s build the future of mobile telecommunications together!

About Rakuten Rakuten Group, Inc. (TSE: 4755) is a global leader in internet services that empower individuals, communities, businesses and society. Founded in Tokyo in 1997 as an online marketplace, Rakuten has expanded to offer services in e-commerce, fintech, digital content and communications to approximately 2 billion members around the world. The Rakuten Group has over 27,000 employees, and operations in 30 countries and regions. For more information visit https://global.rakuten.com/corp/.

Key Responsibilities: Code in a variety of languages, primarily

C/C++ / Golang /python Design, implement, and maintain high-performance, scalable storage systems Be able to execute project in entirety from feature specification, design, implementation and validation with minimal supervision. Be able to create documentation such as design documents, feature specification and bug updates. Being able to create a work plan with verifiable milestones and time estimates and deliver project within estimates. Constructively collaborate with the team during design/code reviews. Interfacing with QA to come up with effective feature test plans. Being able to benchmark performance and identify and troubleshoot bottlenecks

Requirements: 3+ years of system software development experience. Exceptional

C/C++ / Golang /python

programming skills Python, Shell scripting,

Linux

experience Experience developing Enterprise quality

Storage software / SAN / NAS/ DAS/ Block Storage/ Cloud Storage. Good understanding of memory management and inter process communication Good understanding of multithreading and race conditions in concurrent systems Good understanding of distributed and eventually consistent systems Good understanding of on-disk and in-memory data structures and algorithms with emphasis on performance Ability to work successfully as part of a team Strong written and verbal communication skills BS/MS/PhD in Computer Science/Engineering or equivalent work experience

Desired : Experience in design and development of hyperconverged/distributed storage systems Experience in debugging and fixing data corruption issues Experience implementing erasure coding for data protection

RAKUTEN SHUGI PRINCIPLES:

Our worldwide practices describe specific behaviours that make Rakuten unique and united across the world. We expect Rakuten employees to model these 5 Shugi Principles of Success. Always improve, always advance.

Only be satisfied with complete success - Kaizen. Be passionately professional.

Take an uncompromising approach to your work and be determined to be the best. Hypothesize - Practice - Validate - Shikumika.

Use the Rakuten Cycle to success in unknown territory. Maximize Customer Satisfaction.

The greatest satisfaction for workers in a service industry is to see their customers smile. Speed!! Speed!! Speed!!

Always be conscious of time. Take charge, set clear goals, and engage your team.