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Aleksander Frolov

Senior/Staff Backend Engineer · PHP Highload · Symfony · Architecture · Team Lead · frolov.guru

Russia Joined on Aug 16, 2026 https://frolov.guru

Aleksander Frolov

Oct 5

Tests green, queries not: what building an N+1 detector for PHPUnit taught me

#php #testing #performance #laravel

7 min read

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Aleksander Frolov

Sep 14

One CAST made a view 13x slower in PostgreSQL. So I benchmarked MySQL 8.4 against PostgreSQL 17

#performance #postgres #mysql #sql

6 min read

Aleksander Frolov

Aug 30

A modern API reference for Symfony with Scalar

#php #symfony #architecture #openapi

3 min read

Aleksander Frolov

Aug 16

Idempotency and Retry in a Payment Core: Operations That Can't Be Duplicated and Can't Be Forgotten

#fintech #performance #php #architecture

3 min read

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