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Stack

Language
JavaScriptTypeScriptGo
Framework
NestJSNext.jsFastify
Data
PostgreSQLRedis
Infra
DockerMinIO / S3CaddyKubernetesGithub ActionsGitlab CI/CD
Tooling
Drizzle ORMgRPCBullMQNode.js
Other
DDDCQRSClean Architecture Event-Driven

Cases

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Engineering Project Management Platform: Auctions, Real-Time Chat, and Document Workflow
Engineering Project Management Platform: Auctions, Real-Time Chat, and Document Workflow

A fullstack platform for engineering projects with a multi-round auction system, real-time chat, role-based access, and versioned document workflow — architected and shipped to MVP solo in three months.

TypeScriptJavaScriptNestJSNext.jsPostgreSQLRedisDrizzle ORMDockerFastifyBullMQMinIO / S3Node.jsGitlab CI/CDDDDCQRSClean Architecture Event-Driven
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AKHN: Architectural Transition of a Marketplace Platform from a REST Monolith to GraphQL/DDD
AKHN: Architectural Transition of a Marketplace Platform from a REST Monolith to GraphQL/DDD

Leading a full architectural transition of a marketplace platform connecting clients with engineering contractor teams: from a REST monolith to a GraphQL backend with DDD/CQRS, alongside a parallel frontend rewrite from Redux to Apollo Client. Three applications, one developer.

TypeScriptJavaScriptNestJSNext.jsPostgreSQLRedisDrizzle ORMDockerFastifyBullMQMinIO / S3CaddyNode.jsGitlab CI/CDDDDCQRSClean Architecture Event-Driven
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About

Kennyhazzar Software Engineer Designing maintainable backend systems with a focus on architecture, scalability and long-term reliability. Telegram • LinkedIn • GitHub • Habr Career • Steam Overview Backend engineer…

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