InfoQ Homepage Case Study Content on InfoQ
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Principled API Design at the Heart of Canva’s Apps SDK
Canva created a new plugin framework to allow developers to create apps implementing custom functionality within its product. The team used iterative development and strongly emphasized API design principles to ensure the SDK supporting plugin development was developer-friendly, safe, and evolvable.
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Monzo Employs Targeted Traffic Shedding against Stampeding Herd Effect from the Mobile App
Monzo developed a solution for shedding traffic in case its platform comes under intense and unexpected load that could lead to an outage. Traffic spikes can be generated by the mobile app and triggered by push notifications or other bursts in user activity. The solution can reduce the read traffic by almost 50% with 90% overall accuracy without noticeable customer impact.
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Contentsquare Uses Microservices and Apache Kafka for Notification Delivery
Contentsquare needed notification functionality for many use cases within its platform. The company created a generic solution spanning multiple services as part of its microservice architecture. During the implementation, the developers had to improve observability and overcome some scalability challenges.
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Nomura Leverages HashiCorp Consul for Microservices Discovery on AWS EC2
With the help of AWS and HashiCorp consultants, Nomura created a solution for service discovery for complex microservices environments. The solution leverages HashiCorp Consul and is based on a hierarchical, rule-based algorithm. It supports discovery by service name, DNS latency, and custom tags.
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Pinterest Revamps Its Asynchronous Computing Platform with Kubernetes and Apache Helix
Pinterest created the next-generation asynchronous computing platform, Pacer, to replace the older solution, Pinlater, which the company outgrew, resulting in scalability and reliability challenges. The new architecture leverages Kubernetes for scheduling job-execution workers and Apache Helix for cluster management.
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Running Apache Flink Applications on AWS KDA: Lessons Learnt at Deliveroo
Deliveroo introduced Apache Flink into its technology stack for enriching and merging events consumed from Apache Kafka or Kinesis Streams. The company opted to use AWS Kinesis Data Analytics (KDA) service to manage Apache Flink clusters on AWS and shared its experiences from running Flink applications on KDA.
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Pfizer Uses Serverless Architecture on AWS to Scale Processing of Digital Biomarkers
Pfizer upgraded the serverless architecture for processing digital biomarker data at scale to make it more flexible and configurable. They created a framework that uses a file processing pipeline built with AWS Step Functions and other serverless services, as well as a custom Python package for data ingestion and processing.
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Grammarly Replaces its in-House Data Lake with Databricks Platform Using Medallion Architecture
Grammarly adopted the medallion architecture while migrating from their in-house data lake, storing Parquet files in AWS S3, to the Delta Lake lakehouse. The company created a new event store for over 6000 event types from 40 internal and external clients and, in the process, improved data quality and reduced the data-delivery time by 94%.
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LinkedIn Adopts Protocol Buffers for Microservices Integration and Reduces Latency by up to 60%
LinkedIn adopted Protocol Buffers for exchanging data between microservices more efficiently across its platform and integrated it with Rest.li, their open-source REST framework. After the company-wide rollout, they reduced the latency by up to 60% and improved resource utilization at the same time.
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Yelp Rebuilds Corrupted Cassandra Cluster Using Its Data Streaming Architecture
Yelp created a solution to sanitize data from the corrupted Apache Cassandra cluster utilizing its data streaming architecture. The team explored many potential options to address the data corruption issue, however, ultimately had to move the data into a new cluster to remove corrupted records in the process.
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StackFeed: Cloud Service Updates as a Service
In the fast-paced field of cloud services, staying current with service updates is often challenging. The recently announced StackFeed aims to address this issue, especially for software architects managing multi-cloud architectures. Architects select cloud services they're interested in, and StackFeed generates a customised service update feed consumable using an RSS reader, Slack or Teams.
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PayPal Adopts GraphQL: Gains Increased Developer Productivity
PayPal recently published a blog post describing PayPal's adoption of GraphQL over the recent years. It started with a single Checkout application in 2018 and amounted to creating a unified federated API with GraphQL federation. The adoption of GraphQL across the organisation promoted increased developer productivity and faster application shipment.
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Successful Software Rewrites: The Slack for Desktop Case
With Netscape as an example, Joel Spolsky, co-founder of Stack Overflow, posited that rewriting code from scratch is the single worst strategic mistake any software company can make. The recent rewrite of Slack for Desktop seems to indicate otherwise.
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A Sample Serverless Microservice Architecture from Autodesk
In the webcast entitled "What's Better Than Microservices? Serverless Microservices," Alan Williams (Autodesk), Asha Chakrabarty (Amazon) and Alan Ho (Apigee) discuss the architecture of a serverless microservice built with lambda functions with Apigee end-points running on AWS.
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WordPress.com Replaces PHP with JavaScript
WordPress.com has replaced PHP with web technologies and a RESTful back-end API for the administration console.