Private AI for Law firms | MedTech | FinTech | Crypto&Blockchain | EU AI Act-aligned

Nikita Chetverikov  • Peerlist

A full-featured crypto events calendar platform I built from the ground up. •	Frontend: Developed with Next.js and Chakra UI, fully typed using OpenAPI Generator for strict client–server contract enforcement. •	Backend: Powered by NestJS + PostgreSQL, with a fully documented Swagger API. Integrated multiple external services including CoinGecko, news APIs, and Telegram. •	Infrastructure: Containerized with Docker, deployed via Kubernetes, using Nginx, Cloudflare Images, and streaming SSR for high performance. •	Features include a Telegram bot, AI assistant for error feedback, user voting, and dynamic event feeds from crypto data sources.

CryptoCalendar.ai

Developed and consulted on the backend for Noodome, a private club ecosystem for organizing and attending invite-only events. Website: noodome.club •	Built the backend using Fastify for high performance and lightweight request handling. •	Structured data models and relationships using Drizzle ORM + PostgreSQL (users, clubs, invitations, events, roles). •	Integrated Elasticsearch for flexible and fast full-text search across clubs and events. •	Delivered a clean and versioned REST API tailored for a React Native mobile client. •	Provided architectural consulting on scaling the platform, improving modularity, and preparing for future integrations (e.g., analytics, payments, admin tools). Played a key role in both hands-on API development and technical vision for platform growth.

Noodome — API for Club Event Platform

A modern B2B-oriented eCommerce platform for wholesale wood and sheet materials. •	Developed from scratch using Next.js (frontend) and NestJS + PostgreSQL (backend). •	Implemented dynamic catalog with filtering, search, and custom pricing logic. •	Created a full-featured admin panel to manage products, orders, and clients. •	Integrated authentication, roles, and secure file uploads. •	Built a custom import system to process product data from 1C into the platform. •	Optimized for speed and SEO, using SSR and clean URL structure.

Plywoodmarket.ru

A custom eCommerce store built on WordPress + WooCommerce, tailored for a construction and industrial goods niche. •	Set up and deployed the project from scratch, including layout development, theme customization, and performance optimizations. •	Integrated WooCommerce for product catalog, filtering, cart, and checkout workflows. •	Connected the platform to 1C (1С:Предприятие) for automatic synchronization of the product database, stock levels, and pricing. •	Configured caching, analytics, and SEO tools to improve speed and visibility. •	Maintained and updated the platform post-launch to support new requirements and content changes.