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Expedia Speeds up Flights Search with Micro Frontends and GraphQL Optimizations
Expedia made flight search faster by up to 52% (page usable time) by applying a range of optimizations to web and mobile applications. To support these improvements, the company improved the observability of its applications. Expedia Flights web application has been migrated to Micro Frontend Architecture (MFA) to allow flexibility, reusability, and better optimization.
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Hashnode Creates Scalable Feed Architecture on AWS with Step Functions, EventBridge and Redis
Hashnode created a scalable event-driven architecture (EDA) for composing feed data for thousands of users. The company used serverless services on AWS, including Lambda, Step Functions, EventBridge, and Redis Cache. The solution leverages Step Functions' distributed maps feature that enables high-concurrency processing.
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The Guardian Creates a Newsroom Collaboration Tool Using Serverless, React and GraphQL
The Guardian created Pinboard, a discussion and asset-sharing tool integrated into a variety of content management platforms used by the company. The solution uses a range of technologies, including Typescript for coding the business logic, different serverless services for code execution, API endpoints, and GraphQL server, as well as AWS RDS (PostgreSQL) for storage.
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Uber's CacheFront: Powering 40M Reads per Second with Significantly Reduced Latency
Uber developed an innovative caching solution, CacheFront, for its in-house distributed database, Docstore. CacheFront enables over 40M reads per second from online storage and achieves substantial performance improvements, including a 75% reduction in P75 latency and over 67% reduction in P99.9 latency, demonstrating its effectiveness in enhancing system efficiency and scalability.
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Async Ops and Scalable Keyspaces Make Threads Go Viral
Meta's Engineering team has published a post explaining how they built the infrastructure for Threads, their new online social media and networking service. The decision to launch was abrupt, with the infrastructure teams having just two days' notice. However, the teams were confident in Meta's infrastructure's maturity and past performance to effectively support the app's rapid growth.
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lastminute.com Improves Search Scalability Using Microservices with RabbitMQ and Redis
The team at lastminute.com rearchitected the search result aggregation process by breaking up the single service into multiple ones and introducing asynchronous integration. Developers used RabbitMQ for messaging and Redis for storing results from data suppliers. The revised architecture improved scalability and deployability and reduced resource utilization.
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Zendesk Moves from DynamoDB to MySQL and S3 to Save over 80% in Costs
Zendesk reduced its data storage costs by over 80% by migrating from DynamoDB to a tiered storage solution using MySQL and S3. The company considered different storage technologies and decided to combine the relational database and the object store to strike a balance between querybility and scalability while keeping the costs down.
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Amazon ElastiCache Serverless: a New Option for Scaling Cache Capacity Instantly
AWS recently announced the general availability of Amazon ElastiCache Serverless, a new serverless option allowing users to quickly create a cache and instant scale capacity based on application traffic patterns. In addition, the serverless option is compatible with open-source caching solutions Redis and Memcached.
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AWS Introduces Amazon CloudFront KeyValueStore: a Low Latency Datastore for CloudFront Functions
AWS recently announced Amazon CloudFront KeyValueStore, a secure global low-latency key-value datastore that allows read access from within CloudFront Functions, enabling advanced customizable logic at the CloudFront edge locations.
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ClickHouse Keeper: Efficient Apache ZooKeeper Alternative Created with C++ and Raft
ClickHouse project team created an in-house replacement for Apache Zookeeper as it needed a more efficient implementation that would also address some of Zookeeper's shortcomings. Now, ClickHouse Keeper is an essential part of the ClickHouse project and a cornerstone of this open-source analytical database, but can also be used independently for many distributed coordination use cases.
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.NET Aspire: Cloud-Native App Development with Microsoft's Latest Project
Microsoft released .NET 8 last week; one of the most notable news within the launch was .NET Aspire, the cloud-native development stack for building resilient, observable, and configurable cloud-native applications with the dotnet. .NET Aspire includes a curated set of components enhanced for cloud-native by including service discovery, telemetry, resilience, and health checks by default.
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Azure Synapse Link for Cosmos DB: New Analytics Capabilities
In recent news from the Azure team, Azure Synapse Link introduces a set of new capabilities, including its compatibility with existing MongoDB collections, integration with continuous backup, and custom partitioning, empowering users to leverage analytics workloads with ease and efficiency on top of Azure Cosmos DB data.
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How DoorDash Rearchitected its Cache to Improve Scalability and Performance
DoorDash rearchitected the heterogeneous caching system they were using across all of their microservices and created a common, multi-layered cache providing a generic mechanism and solving a number of issues coming from the adoption of a fragmented cache.
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Java News Roundup: New JEP Candidates, Azul, Gradle 8.4, QCon San Francisco, Devoxx Belgium
This week's Java roundup for October 2nd, 2023, features news from OpenJDK, JDK 22, Azul Code Inventory, Spring Shell 3.1.4, 3.0.8 and 2.1.13, JNoSQL 1.0.2, Quarkus 3.4.2, Micronaut 4.1.3, Hibernate Search 6.2.2, PrimeFaces 12.0.6, 11.0.12, 10.0.19 and 8.0.24, Maven 3.9.5, Camel 3.20.7, Tomcat Native 1.2.39, Testcontainers 1.19.1, JBang 0.111.0, Gradle 8.4, QCon San Francisco and Devoxx Belgium.
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Managing 238 Million Memberships of Netflix: Surabhi Diwan at QCon San Francisco
During the first day of QCon San-Francisco 2023, Surabhi Diwan, a senior software engineer at Netflix, presented on managing 238 million Memberships of Netflix. The talk is a part of the “Architectures You’ve Always Wondered About" track. Diwan's work at Netflix involves the backend work regarding membership engineering, which is critical for both signups and streaming at Netflix.