Nest.js PostgreSQL Redis Kafka Clickhouse nginx Kubernetes haproxy Opentelemetry NodeJS

Kafka Nest.js with ORM Sequelize Nest.js with Apollo GraphQL Server Nest.js PostgreSQL Redis NodeJS Clickhouse Kubernetes nginx haproxy OpenTelemetry

Git backend development Kafka queues clean architecture Domain-Driven Design (DDD) SQL query optimization Node.js ecosystem NestJS SOLID principles asynchronous processing CI/CD processes scalability in microservice systems

Node.js Internal API connection External API connection Node.js applications development and maintenance NestJS API stability enhancement Architecture optimization for scalability Smart contracts integration on TON API testing

REST and other APIs Linux usage WebSocket key design patterns Linux usage Nest.js framework TypeScript database performance from application perspective application deployment in clustered infrastructure JavaScript performance optimization in SQL queries Linux usage Linux usage SQL Linux usage HTTP protocols serialization with JSON database partitioning microservices architecture design under performance requirements Docker images for development Nest.js architecture design beyond microservices under performance requirements architecture design beyond microservices under fault tolerance requirements database indexes database normalization microservices architecture design under fault tolerance requirements

REST other APIs identifying bottlenecks in query performance writing raw queries designing non-microservice architectures Linux: killing processes application deployment in clustered infrastructure SQL WebSocket database performance factors (indexes) writing reproducible Docker images database performance factors (partitioning) serialization (JSON) Linux: finding processes database performance factors (normalization) Nest.js framework capabilities Linux: installing packages Linux: checking folder permissions Linux: launching executables with environment variables designing microservice architectures HTTP protocols design patterns (microservices data buses interfaces) Nest.js JavaScript TypeScript query performance analysis

implementing authorization mechanisms using JWT architectural principles in Nest.js modularity in Nest.js TypeScript Nest.js framework Sequelize for database interaction implementing authentication mechanisms using JWT ORM for database interaction interfaces in TypeScript tools for code quality control relational databases TypeORM for database interaction TypeScript advanced types in TypeScript web application security principles Node.js version control systems Git dependency injection (DI) in Nest.js ESLint branching methodologies Feature Branch Workflow generics in TypeScript clean maintainable code Prisma ORM for database interaction branching methodologies GitFlow types in Node.js utilities in TypeScript

docker-compose NestJS Redis GIT Docker APIs PostgreSQL TypeScript

application deployment in clustered infrastructure architecture design for fault tolerance requirements TypeScript Linux process management Linux environment variables SQL Docker image creation architecture design for performance requirements Nest.js development database partitioning REST key design patterns (data buses) key design patterns (microservices) indexes in databases key design patterns (interfaces) HTTP protocols microservice architecture design JavaScript database performance impacts from the application side websockets Nest.js framework capabilities performance bottlenecks in queries Linux package installation Linux folder permissions other APIs serialization (JSON) database normalization

NodeJS NestJS Git PostgreSQL Redis version control systems Designing REST API TypeORM

PostgreSQL NodeJS Redis TypeORM Git Designing REST APIs NestJS

Docker Git development TypeORM Linux Node.js TypeScript NestJS

Backend experience Kafka NATS service architecture principles microservice architecture principles SOLID principles Unit tests understanding Unit tests writing Redis PostgreSQL MongoDB NestJS Docker Kubernetes Node.js TypeScript

Nest.js PostgreSQL Node.js TypeScript Docker JavaScript

OpenAPI Swagger high-load applications development Postgres Postgres without ORM REST API architecture principles design patterns real-world examples of design patterns Node.js Nest.js

PostgreSQL documenting APIs TypeScript architecture of applications understanding someone else's code Node.js NestJS queue systems RabbitMQ architecture of web services building APIs

ClickHouse Node.js Nest.js TypeScript RabbitMQ building fault-tolerant services data storage principles Redis (caching) microservices architecture MongoDB high-load distributed systems data optimization building high-load services

readable code clean code efficient code SOLID principles structure of the NestJS ecosystem Domain-Driven Design (DDD) clean architecture CI/CD principles pure SQL queries NestJS ecosystem microservices architecture GRPC Apache Kafka optimize SQL queries

PostgreSQL NoSQL Nginx NestJS Express.js MySQL JavaScript TypeScript relational databases Docker Node.js GitLab CI/CD

PostgreSQL NoSQL Nginx NestJS Express.js MySQL JavaScript TypeScript relational databases Docker Node.js GitLab CI/CD

GitLab Swagger Postgres unit tests Nest.js end-to-end tests high-load systems WebSocket microservice architecture RabbitMQ Kafka Node.js Pub/Sub Docker TypeScript

Linux WebSocket Docker Express.js Node.js RabbitMQ microservices architecture Cloudflare Firebase MySQL MongoDB DevOps practices high-load systems

Linux Express.js DevOps practices RabbitMQ WebSocket high-load systems microservices architecture Cloudflare Firebase Docker Node.js MySQL MongoDB

Centralized logging systems Object-Oriented Programming (OOP) Docker TypeScript NestJS (real application experience) NestJS SOLID principles Redis Fullstack development PostgreSQL Node.js

Server application architecture design PostgreSQL Clean architecture Domain-Driven Design (DDD) Docker Compose Building Docker images TypeScript Docker principles Prisma ORM Unit tests Integration tests NestJS