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Golfer/README.md

Hi there πŸ‘‹ I'm Serhii Doryba

I'm a Senior Full-Stack Engineer with 13+ years of experience designing and building scalable SaaS products using Ruby on Rails, React, and TypeScript.

Throughout my career I've worked with startups, product companies, and enterprise teams across FinTech, InsurTech, Healthcare, iGaming, Education, and E-commerce, helping turn ideas into reliable, maintainable software used by thousands of users.

I enjoy solving complex technical challenges, improving developer experience, and building products that deliver real business valueβ€”not just shipping features.


πŸš€ What I Do

  • Design scalable backend architectures with Ruby on Rails
  • Build modern React applications with TypeScript
  • Develop REST & GraphQL APIs
  • Improve application performance and reliability
  • Design microservices and distributed systems
  • Optimize developer workflows with Docker and CI/CD
  • Build products from concept to production

πŸ›  Tech Stack

Backend

  • Ruby on Rails
  • Node.js (NestJS)
  • GraphQL
  • REST APIs
  • Sidekiq
  • Redis

Frontend

  • React
  • TypeScript
  • Vue.js
  • Turbo
  • Stimulus

Databases

  • PostgreSQL
  • MySQL
  • MongoDB

Cloud & DevOps

  • AWS
  • Docker
  • GitHub Actions
  • CircleCI
  • Jenkins
  • Sentry

πŸ’‘ Engineering Philosophy

I believe great software starts with understanding the problem before writing code.

I'm passionate about building systems that are:

  • Maintainable
  • Scalable
  • Well-tested
  • Easy for developers to work with
  • Focused on delivering business value

I enjoy collaborating with product managers, designers, and engineers to turn complex ideas into simple, reliable solutions.


πŸ€– AI-Assisted Development

I actively use modern AI tools to improve engineering productivity while maintaining high standards for architecture, code quality, and testing.

AI helps me accelerate research, prototyping, debugging, documentation, and repetitive tasks, allowing me to spend more time solving meaningful engineering problems.


🌍 Currently

  • πŸš€ Open to Senior Full-Stack Engineer opportunities
  • ❀️ Interested in SaaS, Product Engineering, and Developer Tools
  • 🌍 Based in Ukraine
  • πŸ’¬ Always happy to discuss architecture, Ruby on Rails, React, and scalable systems

πŸ“« Connect with me

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