Senior Software Engineer- Postgres

At Snowflake, we are powering the era of the agentic enterprise. To usher in this new era, we seek AI-native thinkers across every function who are energized by the opportunity to reinvent how they work. You don’t just use tools; you possess an innate curiosity, treating AI as a high-trust collaborator that is core to how you solve problems and accelerate your impact. We look for low-ego individuals who thrive in dynamic and fast-moving environments and move with an experimental mindset — who rapidly test emerging capabilities to discover simpler, more powerful ways to deliver results. At Snowflake, your role isn't just to execute a function, but to help redefine the future of how work gets done. Snowflake started with a clear vision: make modern data warehousing effective, affordable, and accessible to all data users. Because traditional on-premise and cloud solutions struggle with this, Snowflake developed an innovative product with a new, built-for-the-cloud architecture that combines the power of data warehousing, the flexibility of big data platforms, and the elasticity of the cloud at a fraction of the cost of traditional OLAP solutions. To complement this world class OLAP service, Snowflake is now building a world class OLTP service on Postgres - one that uniquely bridges OLTP with Snowflake’s data platform and AI capabilities, while significantly contributing to open source. Join us as a Postgres Engine and Extensions Engineer and contribute to the development of Snowflake's new Postgres service. This is a unique opportunity to innovate and build differentiating technology for a large, multi-cloud Postgres offering, bringing cutting edge Postgres capabilities to millions of Snowflake users. Our team includes some of the most experienced Postgres extension engineers worldwide. Much of your work will be open source and visible to the Postgres as well as Apache Iceberg communities. As a Postgres Engineer you will - Explore new database technologies and innovate to bring new capabilities to Postgres - Design and develop Postgres extensions to bring differentiating features to Snowflake - Identify and implement novel query optimization, transaction management, and data movement algorithms to deliver industry-leading performance - Deal with a broad set of (distributed) systems challenges from protocol design and fault-tolerance to resource management and parallel execution - Analyze and understand performance and scalability bottlenecks and solve them - Pinpoint problems, build instrumentation (as needed), and deliver solutions - Own the end to end delivery of projects from identifying a solution, to designing, implementation, testing, and safe production rollout - Contribute to architectural design, review other engineers’ work and mentor - Communicate and collaborate with different product groups across different time zones Our ideal engineer will have - Bachelor’s Degree in Computer Science or Engineering (or equivalent learning experience) - 7+ years of software engineering experience in high performance mission critical software - Experience with Postgres internals and its extension framework - Strong CS and database fundamentals, including proficiency with data structures and algorithms, SQL, distributed systems (Fluency in C/C++ preferred) - Motivation to push outside of comfort zone, learn and deliver innovative solutions - Track record of working in high velocity engineering teams and delivering products to market Every Snowflake employee is expected to follow the company’s confidentiality and security standards for handling sensitive data. Snowflake employees must abide by the company’s data security plan as an essential part of their duties. It is every employee’s duty to keep customer information secure and confidential. Snowflake is growing fast, and we’re scaling our team to help enable and accelerate our growth. We are looking for people who share our values, challenge ordinary thinking, and push the pace of i