Learn how DoorDash created a local development environment for an innovative 0 →1 project that was unable to use our regular software building blocks. This step-by-step guide focuses on a backend service that runs on AWS and uses a PostgreSQL database. doordash.engineering/2023/03/07/how…

Learn what DoorDash does to improve its system resilience, given the inherent challenge of maintaining uptime despite partial outages or failures and why we are moving to a centralized methodology for reliability control. doordash.engineering/2023/03/14/fai… #microservices

DoorDash has come a long way in exploring ways to efficiently scale it's online feature stores. Read this blog to find out how we have leveraged CockroachDB as an alternate to scale our feature store capacity while keeping our cost curves level doordash.engineering/2023/03/21/usi…

DoorDash offers our summer interns the opportunity to fully integrate with Engineering teams to get the kind of real industry experience that is not taught in the classroom. Learn more about past summer intern projects in this new blog article. doordash.engineering/2023/04/04/202…

Having consistent metrics and a semantic layer ensures that experimentations are consistent across a large company. Learn how DoorDash built its own in-house metrics layer and leveraged it to standardize and scale our experimentation operations doordash.engineering/2023/04/12/usi…

Generative AI, a subset of Artificial Intelligence, has the ability to revolutionize the ordering and delivery experience. Discover the five categories in which DoorDash can use these innovations to enhance the customer's ordering journey. doordash.engineering/2023/04/26/doo…

Maintaining a scalable and stable codebase for our large iOS teams can be a real challenge. Discover how XcodeGen has helped DoorDash manage complex project structures, eliminate xcodeproj merge conflicts, and refactor with ease. doordash.engineering/2023/05/31/how…

When it comes to forecasting, balancing speed and accuracy can be a challenge. Find out how DoorDash is using ML ensemble models to forecast demand on our platform, speed up training, and cut computational costs. doordash.engineering/2023/06/20/how…

Unlocking Apache Cassandra's power: Dive into DoorDash's journey for insights on optimizing performance and cutting costs. doordash.engineering/2024/01/30/cas…

Introducing a fractional factorial design framework for business policy experiments to improve experimentation velocity 📈 doordash.engineering/2024/02/13/exp…

DoorDash moves away from #Elasticsearch and creates an in-house search engine 🔎 doordash.engineering/2024/02/27/int…

Introducing our NextGen ETA Machine Learning system. Its unique two-layer structure ensures accurate ETAs, decoupling decision-making from base predictions. #ml doordash.engineering/2024/03/12/imp…

Learn how DoorDash enabled testing in production for Kafka producers and consumers, enhancing developer-friendliness and streamlining operations. #Kafka doordash.engineering/2024/03/27/set…

DoorDash leverages LLMs to extract product attributes from SKU data, forming a vast product knowledge graph. This empowers informed purchases and enhances search and recommendations. doordash.engineering/2024/04/23/bui…

Dive into the overlooked problem of experimental dilution and its impact on sensitivity. #machinelearning doordash.engineering/2024/05/14/sha…

Learn how our notification team uses GNN models to personalize notifications for our users. doordash.engineering/2024/06/25/doo…

Discover how DoorDash uses metric-aware rollouts to safeguard app health and enhance the consumer experience doordash.engineering/2024/07/15/app…

Learn how DoorDash streamlined its infrastructure management and enhanced scalability and security by building a Kafka self-serve platform. doordash.engineering/2024/08/13/doo…

What if your experiments were so sensitive you could detect a difference in hours, not weeks? That’s the power of interleaving designs. Learn how we fine-tuned the design to drive 500x sensitivity over A/B testing. doordash.engineering/2024/08/27/doo…

Learn how we are using LLMs to revolutionize Dasher support automation, enhancing efficiency and quality. careers.doordash.com/blog/large-lan…