Big Tech Digest

Big Tech Digest is a bi-weekly newsletter curating engineering blog posts from over 320 big tech and startup companies like Meta, Google, Uber, and Airbnb. It focuses on technical problems and solutions, software engineering, AI/ML advancements, and industry trends, targeting professionals interested in cutting-edge technology developments.

Software Engineering Artificial Intelligence and Machine Learning Infrastructure and Cloud Services Security and Best Practices Data Management and Processing Microservices and System Architecture Performance Optimization Fraud Detection and Security Industry Trends and Reports

The hottest Substack posts of Big Tech Digest

And their main takeaways

Big Tech Digest #13: How Uber Serves Over 40 Million RPS Using a Cache, Overview of Discord Streaming, Meta loves Python, Designing Microservices Using Saga Patterns At Walmart, and more!

4 implied HN points • 12 Mar 24
🕹 Technology Data Management Programming Software Engineering Tech Companies
  1. Uber developed Docstore, a distributed database, and created CacheFront to handle over 40 million reads per second, using techniques like Redis sharding and adaptive timeouts.
  2. Walmart discusses using Database Per Service pattern and Saga pattern in microservices design for efficient data querying and handling complex transactions.
  3. Discord's blog explains the technology behind their Go Live streaming feature, addressing bandwidth constraints and using WebRTC for different scenarios.

Big Tech Digest #10

6 implied HN points • 11 Jan 24
  1. Companies like Netflix are using microservices for video processing to improve computation elasticity and support new business needs like Ad processing.
  2. Expedia improved flight search speed by implementing experimental initiatives like prefetching and caching, resulting in significant performance improvements.
  3. Cloudflare's DDoS threat report highlights the increase in DDoS attacks on various industries and describes emerging attack vectors like ACK-RST Floods and CLDAP floods.

🏆 Most Read Tech Articles In 2023

2 HN points • 28 Dec 23
  1. A list of the most read tech articles in 2023 was compiled based on engagement across platforms like Hackernews, Reddit, and more.
  2. The top articles discussed topics like Meta's infrastructure for Threads, Slack's migration to a cellular architecture, and Netflix's safe migration to GraphQL.
  3. The articles delved into key concepts like inverted indexes, B-tree data structures, and real-time messaging architectures used by tech giants.
Get a weekly roundup of the best Substack posts, by hacker news affinity:

Big Tech Digest #1

7 implied HN points • 01 Jun 23
  1. Big Tech Digest #1 covers a variety of tech topics like HTTP3 and operational resilience.
  2. The newsletter curates blog posts from big tech companies like Airbnb, Meta, and Dropbox.
  3. The content is aimed at software engineers and AI/ML professionals, offering solutions to interesting engineering problems.

Big Tech Digest #9

1 HN point • 21 Dec 23
  1. Big Tech Digest provides a curated collection of engineering blog posts from various tech companies.
  2. Articles in the digest cover topics like infrastructure building, documentation creation, and communication technologies.
  3. The digest aims to interest software engineers and AI/ML professionals with relevant engineering problems and solutions.

Big Tech Digest #6

3 implied HN points • 11 Aug 23
  1. The newsletter shares recent blog posts from tech companies' engineering blogs
  2. Highlighted articles include scaling Instagram Explore, DoorDash's migration to Prometheus, and Meta's new auto-fixing linter
  3. The content is focused on engineering issues at tech companies without marketing content

Big Tech Digest #8

1 implied HN point • 09 Dec 23
  1. Latest engineering blog posts from top tech companies discussed in the newsletter.
  2. Variety of topics covered including Python testing, data processing, and mobile app size reduction.
  3. Newsletter is aimed at software engineers and AI/ML professionals interested in tech problem-solving.

Big Tech Digest #5

3 implied HN points • 27 Jul 23
  1. The issue covers topics like optimizing data access at Airbnb and real-time ads personalization at Etsy.
  2. The newsletter includes curated blog posts from various tech companies on engineering challenges and solutions.
  3. Big Tech Digest is aimed at software engineers and AI/ML professionals, focusing on technical problems and solutions in the tech industry.

Big Tech Digest #4

1 implied HN point • 13 Jul 23
  1. The newsletter shares recent engineering blog posts from tech companies like Pinterest, Uber, Airbnb, and more.
  2. Topics covered include optimisation strategies, financial auditing systems, feature engineering, and system reboots.
  3. It aims to provide interesting engineering problems and solutions for software engineers and AI/ML professionals.

Big Tech Digest #7

0 implied HN points • 25 Aug 23
  1. Tech companies like Dropbox are actively working to reduce the size of JavaScript bundles.
  2. Instacart has adopted dbt as their data transformation tool, showcasing their exploration and migration process.
  3. Slack shares their story of moving to a Cellular Architecture to enhance redundancy and minimize site failures.