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Jarosław Szutkowski profile picture

Jarosław Szutkowski

Hi! I’m Jarek, a software engineer with 10+ years of experience building clean, scalable, and testable backend systems — mostly in PHP and Symfony.

Location Warsaw Joined Joined on  Personal website https://www.linkedin.com/in/jaroslaw-szutkowski/ github website

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Software Engineer

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Benchmarking Array Merges in PHP: When to Optimise and Why It Matters
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Benchmarking Array Merges in PHP: When to Optimise and Why It Matters

#php #performance
1
Comments 1
3 min read
Static vs Non-Static Closures in PHP – A Surprising Benchmark
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Static vs Non-Static Closures in PHP – A Surprising Benchmark

#php #performance #productivity
6
Comments 3
3 min read
Pessimistic vs. Optimistic Locking in MySQL
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Pessimistic vs. Optimistic Locking in MySQL

#mysql #database
47
Comments
5 min read
Securing API With JWT In Symfony
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Securing API With JWT In Symfony

#php #symfony #jwt
21
Comments 3
5 min read
How To Start Using Generic Types In PHP
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How To Start Using Generic Types In PHP

#php #tutorial
38
Comments 2
6 min read
When Classes Do Too Much: Using LCOM to Spot 'God Classes' in PHP
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When Classes Do Too Much: Using LCOM to Spot 'God Classes' in PHP

#php #cleanarchitecture #codequality #testing
3
Comments 11
3 min read

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Mocking API Requests in Unit Tests
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Mocking API Requests in Unit Tests

#php #phpunit #tdd #api
4
Comments 1
3 min read
Using Arbitrary Precision For Calculations In PHP
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Using Arbitrary Precision For Calculations In PHP

#php
1
Comments
4 min read
Applying Content Security Policy in Symfony to Reduce XSS Risks
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Applying Content Security Policy in Symfony to Reduce XSS Risks

#php #symfony #security
8
Comments
9 min read
Behat: The Easy and Effective Way to Write Acceptance Tests
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Behat: The Easy and Effective Way to Write Acceptance Tests

#bash #cli #systems
7
Comments
9 min read
Supervisor: The Key to Reliable and Efficient Process Management
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Supervisor: The Key to Reliable and Efficient Process Management

#tutorial #linux
1
Comments
4 min read
Real-Time Communication Between Frontend And Backend
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Real-Time Communication Between Frontend And Backend

#emptystring
21
Comments
4 min read
How To Build Activity Log Using Doctrine Events
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How To Build Activity Log Using Doctrine Events

#backend #softwaredevelopment #career #productivity
15
Comments 2
9 min read
How to Delay RabbitMQ Message Consumption in Just a Few Easy Steps
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How to Delay RabbitMQ Message Consumption in Just a Few Easy Steps

#php #tutorial #rabbitmq
11
Comments
3 min read
Using Fixtures In Testing Symfony Application
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Using Fixtures In Testing Symfony Application

#php #symfony #tutorial #phpunit
35
Comments 1
3 min read
How To Automate Deploys With Gitlab CI/CD And Deployer
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How To Automate Deploys With Gitlab CI/CD And Deployer

#php #programming #devops #tutorial
34
Comments 1
9 min read
Get Results From Doctrine As DTOs
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Get Results From Doctrine As DTOs

#php #doctrine #orm
24
Comments 3
2 min read
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