Serge Semenov – Medium

Serge Semenov
in
dasync

Don’t Confuse Events With Responses — Microservice Design

A health enthusiast died from the overdose of carrot juice. And you can kill your application design with the excessive use of…

6 min readDec 29, 2019

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Don’t Confuse Events With Responses — Microservice Design

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Serge Semenov
in
dasync

You Get Microservice Decoupling Wrong!

“We use message queues and event streams to decouple our microservices” — is one of the most common false claims you can find on the…

5 min readDec 22, 2019

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You Get Microservice Decoupling Wrong!

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Serge Semenov
in
dasync

The Microservice Language for Me — D-ASYNC

What is the Cloud-Native Programming Language? Is it Ballerina or DarkLang? I was quite frustrated with both and other similar attempts of…

8 min readDec 20, 2019

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The Microservice Language for Me — D-ASYNC

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Serge Semenov

Domain Entity Projections in EFCore

The Rich Domain Model of Domain-Driven Design implies having entities with behaviors. But then you have a dilemma of how to represent…

6 min readDec 8, 2018

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Domain Entity Projections in EFCore

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Serge Semenov

Conquest of Distributed Systems (part 4) — The Now and the Vision

Distributed systems are essential today and will prevail in the future, and the more you dive into the theory, the more you may realize…

6 min readNov 18, 2018

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Conquest of Distributed Systems (part 4) — The Now and the Vision

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Serge Semenov

Conquest of Distributed Systems (part 3) — Actor Model Hidden in Plain Sight

“That guy literally blends into the background like a chameleon!” — shouted Jim when stumbled upon surprising discovery while looking at…

5 min readNov 18, 2018

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Conquest of Distributed Systems (part 3) — Actor Model Hidden in Plain Sight

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Serge Semenov

Conquest of Distributed Systems (part 2) — Orchestration with Actor Model

As a Star Wars fan, Jim was imagining Darth Vader conducting an orchestra when he overheard his software developer colleague mentioning…

6 min readNov 18, 2018

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Conquest of Distributed Systems (part 2) — Orchestration with Actor Model

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Serge Semenov

Conquest of Distributed Systems (part 1) — Business Workflows

Let me share a story about Jim — a fictional software developer, who believed in his solid knowledge and experience in building…

5 min readNov 18, 2018

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Conquest of Distributed Systems (part 1) — Business Workflows

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Serge Semenov

Before C# 8.0 Async Streams Come Out

While C# 8.0 promises a built-in support for async for-each enumerators (known as ‘Async Streams’), the release date still remains unknown…

4 min readJun 4, 2018

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Before C# 8.0 Async Streams Come Out

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Serge Semenov

Stem in Onion Architecture or Fallacy of Data Layer

If you are still wondering why the data layer (infrastructure) in Onion Architecture is on the outmost side, and you find it hard to…

6 min readMay 28, 2018

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Stem in Onion Architecture or Fallacy of Data Layer

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Serge Semenov

Serge Semenov

‘I believe in giving every developer a superpower of creating microservices without using any framework’ — https://dasync.io 🦸‍♂️

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