Cloud Database Engineer at SendBird
Seoul, KR

The engineering team at SendBird is solving the huge challenges building a reliable, feature-rich, and scalable real-time conversational experiences across different platforms.

You can contribute to the SendBird messaging platform empowering millions of customers to build real-time conversation application seamlessly with the SDK and its samples. Even if you have no experience in building messaging service, don't bother, you can learn and grow with us!  

You will participate in building the best real-time conversational products. You are expected to learn and expand your knowledge base to build a world-class product that solves difficult problems of our customers, and make it easy for the customers and developers to harness the power of real-time chat.


Design and implement large scale data management and business analytics solutions at a detailed level by applying industry knowledge, best practices, and architectural guidance to ensure system functionality and cost efficiencies

Ensure data integrity and quality in database systems.

Provide database solutions based on technical documents and business requirements.

Provide technical assistance to resolve all database issues related to performance, capacity and access.

Design distributed, high-volume ETL data pipelines that power SendBird analytics and machine learning products.

Contribute to the data warehouse design and data preparation, and assemble large and complex data sets

Manage data infrastructure to grow and support the Data Science and Engineering team in relation to the construction of performant data products


3+ years of experience MySQL/PostgreSQL/Redshift DB technologies and tools, DB development

 Knowledge with NoSQL technologies such as DynamoDB, Redis, MongoDB, or Cassandra

Contributing on database sharding, clustering solutions, day to day database migrations, performance optimization, tuning and Database troubleshooting

Experience with query analyzers and query tuning/slow query optimization

Ensure performance, security, and availability of databases


Experience of working in AWS Cloud environment

Experience designing data warehouse/data lake and ETL architectures with big data technologies such as Spark, Spark Streaming, Hive, Storm, Sqoop, Kafka, Hbase, and HDFS

Experience using automation tools (Terraform, Ansible, Chef)


SendBird is the world's leading chat & messaging platform as a service. Our mission is to digitize human interactions for businesses. Our platform delivers billions of messages per month to help people connect through the products and apps they love.

We’re a Y Combinator alumnus (W16) and have raised over $120M from leading investors including ICONIQ Capital, Tiger Global Management, Shasta Ventures, August Capital, and FundersClub. We are headquartered in San Mateo, CA (40+ employees) with an Asia-Pacific office in Seoul (50+ employees).