Petro Liashchynskyi

Software Engineer, PhD in Computer Science

20264

• 08-12What our NAS paper actually found | Grid vs. random vs. genetic, seven years onmachine-learning#machine-learning#neural-networks#nas#genetic-algorithm9 min
• 08-12Engineer vs AI | It won't replace you, the throughput willweb-dev#ai#engineering-practice#career#cursor7 min
• 08-11MLOps when the model touches patients | What changes when ML is diagnosticmachine-learning#mlops#machine-learning#neural-networks#docker7 min
• 08-11From Gatsby to Astro | What actually broke when I rewrote this blogweb-dev#astro#gatsby#typescript#static-site8 min

20235

• 12-07Mastering Distributed Locks: Redlock Mutexes in Multi-Server Setupcomputer-science#lock#redis#redlock#mutex6 min
• 10-27NestJS CODEX: auxiliaries for CRUD using Mongoose with transactions supportweb-dev#nestjs#mongoose#crud#async-local-storage1 min
• 07-21Machine Learning Intro Demystifiedmachine-learning#machine-learning#neural-networks30 min
• 05-25Class method locking mechanisms in multi-server setup | How to manage multiple app replicas (instances)web-dev#mutex#lock#semaphore#redis4 min
• 04-28ExcelJS: Merge CSV or XLSX files into oneweb-dev#exceljs#nodejs#typescript2 min

20223

• 08-01NestJS: Process high-load tasks using Queuesweb-dev#nestjs#high-load#queue#bull8 min
• 06-28NestJS: Webhook transmitter (send event to other urls)web-dev#nestjs#axios#webhook2 min
• 06-26NestJS: Custom validator for checking relationship with Mongo modelweb-dev#nestjs#typescript#mongo#mongoose2 min

20214

• 11-02Cron jobs in multi-server setup (AWS)infrastructure#aws#lambda#eventbridge3 min
• 08-07Syncing PostgreSQL tables with ElasticSearch using Dockerinfrastructure#postgresql#elasticsearch#docker#redis4 min
• 06-17Connect Stripe to your web applicationweb-dev#stripe#payments#javascript7 min
• 05-07Simple neural network using JavaScriptmachine-learning#neural-networks#javascript5 min