Senior Backend Developer (RoR)

Product is the world’s biggest crowdsourced mobile platform, with over 200 million people helping each other stay connected. Everything you see in the app — Wi-Fi spots, public toilets, drinking fountains, crypto ATMs — is added by the community. The project is built on blockchain and follows Web3 principles, where users earn rewards for their contributions. It’s a global tool made by people, for people — and it’s just the beginning.
Our goal is to become the go-to platform for travelers worldwide — not just for internet access, but for finding essential amenities anywhere in the world. We’re a fully distributed team passionate about building useful, user-powered technology. Now we’re looking for a Senior Ruby Developer to help scale our backend and support millions of users as we expand the platform.
Tasks and Responsibilities
In this role, you’ll take ownership of key aspects of development and architecture. You’ll work closely with cross-functional teams to design, implement, and optimize features that support our rapidly expanding platform and deliver value to our users.

• Develop and maintain APIs using Ruby, Ruby on Rails, and Golang
  
• Ensure high-quality code by writing automated tests with RSpec and using CI/CD tools
  
• Optimize and manage PostgreSQL databases for performance and scalability
  
• Implement caching strategies using Redis and manage background tasks with AWS SQS
  
• Set up messaging systems using RabbitMQ, Kafka, and AWS SQS for asynchronous communication between services
  
• Utilize Docker and Kubernetes for containerization and deployment automation
  
• Build efficient microservices with gRPC for both synchronous and asynchronous interservice communication
  
• Enhance search capabilities by integrating Elasticsearch
  
• Contribute to decentralized projects leveraging blockchain technology
  
• Work closely with the team to interpret technical requirements and provide innovative solutions
  
• Ensure that all software follows best practices for user-centered design and modern methodologies
  

Required Skills and Knowledge
To excel in this role, you will need a solid understanding of backend development, systems architecture, and modern development frameworks. We value individuals who are eager to learn and thrive in fast-paced environments.

• Proficient in Ruby, Ruby on Rails, and RSpec
  
• Experienced with PostgreSQL, Elasticsearch, and Redis
  
• Familiar with messaging services such as RabbitMQ or Kafka
  
• Skilled in Docker and Kubernetes for container management
  
• Understands Blockchain technology and its practical uses
  
• Experienced with user-centered design and software design patterns
  
• Capable of prototyping and crafting robust software applications
  
• Utilizes AI and modern technological tools in the development process
  

Benefits
We believe in creating a supportive and rewarding work environment. We understand that top talent requires more than just an engaging job — that’s why we offer competitive benefits and opportunities for career growth.

• Work from anywhere in the Europe, with flexible working hours
  
• Competitive salary and performance-based bonuses
  
• Opportunity to work on cutting-edge blockchain and decentralized technologies
  
• Collaborative, friendly, and innovative team culture
  
• Access to the latest tools and technologies to support your development
  

If you are passionate about building high-quality software and want to be part of an innovative, globally distributed team, we would love to hear from you. Apply now to join us and help shape the future of digital solutions.