Walk me through a product or feature you shipped.

In this question, the interviewer is asking you to describe a project where you had a significant role in successfully launching a product or developing a new feature. They want to understand your involvement, processes, approaches and how you overcame challenges.

The key points to creating a strong answer are:

1. Describe the product or feature: Explain what it was, its purpose and importance.
2. Project's scope: Discuss the scale of the project, the team size involved and the timeframe it was completed in.
3. Your role: Clearly state what your specific responsibilities were.
4. The process: Describe the steps you took to execute your responsibilities, from conception to launch.
5. Challenges faced: Discuss any obstacles and how you overcame them.
6. Outcome: Detail the final results and the impact it made.

Ensure your response highlights your skills in critical thinking, product development and project management.

In my role at XYZ Corp, I was in charge of launching a new mobile application intended to streamline our order processing system. The scale of the project was significant as it was slated to impact the entire company and I was leading a team of six developers.

My responsibilities included mobilizing the team, designing the project roadmap, overseeing the technical aspects of development, and the ultimate launch. We started by defining the project's scope and outlining each feature by importance based on the projected impact and anticipated user needs.

During development, we were faced with several challenges including tight deadlines and some technical issues relating to integration with our existing systems. However, we were able to mitigate the impact of these issues by regularly reviewing progress, adjusting action plans where necessary, and dedicating extra time to solve more complex problems.

We successfully launched the app within six months. The final product not only met all specified requirements, but also resulted in a 30% decrease in order processing time, significantly improving efficiency across the company.

In my previous role at ABC Inc, I developed a new analytics feature for our primary user interface. The feature was designed to provide customers with in-depth data regarding their usage of our platform. I was responsible for conceptualizing, designing, and executing the new feature.

Initially, I conducted market research to understand our users’ needs better, and ran a focus group to get direct feedback. This information was invaluable, allowing me to define the specific functionalities for the analytics tool.

During the development phase, we encountered obstacles with database management and data aggregation. It required building a new data infrastructure to support the desired functionalities.

As a solution, I coordinated with our database team to design a new structure that can handle large data and provide real-time analysis. This was a complex process, but we managed to complete it within the set timeframe.

The feature was launched with positive feedback from users. It has increased our clients’ engagement by 20% and we have incorporated it as a key differentiating feature in our marketing campaigns.