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Опыт работы

Ruby on Rails програміст

с 01.2019 по наст. время (7 лет 4 месяца)

Знания и навыки

• MS Office
• Adobe Photoshop
• WordPress
• PHP
• Контекстная реклама
• Adobe
• GitHub
• QA
• Apache HTTP-сервер
• Laravel
• Управленческие навыки
• Контекстная Реклама в Интернете
• Prom.ua
• Rozetka
• Web QA
• PostgreSQL
• Підбір керівного персоналу
• Підбір виробничого персоналу
• Толерантність
• Управління ІТ-проєктами
• Ruby on Rails
• IT project management
• React
• Node.js
• DigitalOcean
• HR records management
• MS Project
• Jira
• Trello
• MS Excel

Дополнительная информация

Stanislav
Senior Ruby on Rails Engineer
Location: Dnipro, Ukraine (GMT+3)
Telegram: @rordevelopment
English: C1 (Advanced)
Professional Summary
Senior Ruby on Rails Engineer with 10 years of commercial experience building scalable, high-performance web applications and complex backend systems.
Proven expertise in architecting robust solutions across Fintech, Hospitality, Healthcare, and Logistics domains. Strong focus on clean architecture, design patterns, performance optimization, microservices, and mentoring developers. Experienced in leading small teams, code reviews, and delivering high-quality products in fast-paced environments.
Tech Stack
Backend
Ruby 3.3+ • Rails 7+ • Sidekiq • Solid Queue • Dry-rb • Sinatra
PostgreSQL • Redis • ClickHouse • Elasticsearch • MongoDB • Kafka • RabbitMQ
REST • JSON:API • OAuth 2.0 • gRPC • GraphQL
RSpec • Docker • Kubernetes • CI/CD
Frontend
Hotwire (Turbo) • React • TypeScript • ViewComponent
Cloud & Tools
AWS • Google Cloud • Heroku • GitHub/GitLab • Jira • Monday.com
Professional Experience
Senior Ruby on Rails Developer
B2B Tax Optimization Platform (Hospitality, UK client)
January 2023 — Present

Leading backend development for a rapidly growing B2B platform serving hotels, cafes and restaurants
Designed and implemented multiple 3rd-party API integrations, significantly expanding product capabilities
Optimized performance by resolving N+1 queries and other bottlenecks
Established Git flow, code review processes and improved development quality
Actively involved in task estimation and technical decision making

Ruby on Rails Developer
Bloomer Health — Healthcare Marketplace (USA)
April 2021 — January 2023

Developed core therapist-patient matching system with complex business rules and verification flows
Designed and maintained scalable database architecture
Conducted regular code reviews and participated in client meetings

Ruby on Rails Developer
Drive — Logistics & Driver Matching Platform
July 2018 — March 2021

Built microservices and advanced search/filtering APIs for driver matching
Implemented complex logic based on multiple parameters (licenses, visas, languages, etc.)
Integrated several external APIs and payment systems

Ruby on Rails Developer
Finance Tracker — Stock Market + Social Platform
October 2016 — December 2018

Built the project from scratch, including social network features and real-time stock data integration
Implemented user roles, multilingual support and notification systems

Languages

English — C1 (Advanced)
German — B1
Russian / Ukrainian — Native