April 2017 Summaries

Optimizing AWS Lambda performance requires understanding its container technology and caching mechanisms. When invoking a Lambda function, there's an initial penalty hit due to bootstrapping a new container, but subsequent calls within 5 minutes can reuse the same container, saving time. To optimize performance, declare the database connection object outside the handler method, as this allows for reusing the connection across calls. Additionally, set `context.callbackWaitsForEmptyEventLoop` to `false` in Node.js Lambda functions and try to reuse the database connection using `MongoClient.connect(Uri)` only if it's not null and connected. Most importantly, do not close the database connection to allow it to be reused by subsequent calls. By following these steps, developers can significantly reduce the execution time of their Lambda functions.

The MongoDB Women's Group is an internal initiative aimed at supporting diversity and promoting a culture of inclusion within the company. Founded by Director of Talent Acquisition Stacy Ferranti, the group has grown to over 140 members globally and provides a safe space for women in tech to network, learn, and address challenges faced by women in the industry. The group meets monthly and offers mentorship, guidance, and advice through a formal program as well as an open Slack channel and email group where members can discuss topics such as assertiveness in the workplace and intrapreneurship. The group's mission is to create a network of employees interested in professional development opportunities and addressing challenges faced by women in tech. By supporting diversity and promoting a culture of inclusion, MongoDB views these initiatives as essential for driving innovation and creativity, as well as keeping employees engaged and satisfied with the company.