Senior Software Engineer, Backend (Berlin)

Cresta unlocks the true potential of the customer experience, turning every conversation into a competitive advantage. Cresta’s unified AI platform combines conversational AI agents, real-time human agent augmentation, and comprehensive conversation intelligence to drive revenue and efficiency gains across every channel. The world’s leading companies, including United Airlines, Cox Communications, and Marriott, use Cresta to power world-class customer experiences every day. Born from the Stanford AI Lab, Cresta has raised more than $270 million from the world’s leading investors, including a16z, Greylock, and Sequoia. Cresta’s leadership includes some of the leading minds in AI today. Our CEO, Ping Wu, founded and led Google's Contact Center AI and Vertex AI platforms before joining Cresta to build the future of AI-driven customer experiences. Over the next few years, AI is going to redefine how people all over the world interact with businesses every day. Come build that future at Cresta. #### Qualifications We Value:

• Proven experience as a Backend Engineer with a focus on database design and system architecture. - Strong expertise in ClickHouse or similar columnar databases for managing large-scale, real-time analytical queries. - Hands-on experience with Elasticsearch for indexing and searching large datasets. - Proficient in backend programming languages such as Python, Go. - Experience with RESTful API design and development. - Solid understanding of distributed systems, microservices architecture, and cloud infrastructure. - Experience with performance tuning, data modeling, and query optimization. - Strong problem-solving skills and attention to detail. - Excellent communication and teamwork abilities.