Back End Engineer (Remote)

Files.com is a profitable, founder-led SaaS company powering secure file transfer and automation for over 4,000 brands. The Backend Engineer will be responsible for building production-grade systems that handle hundreds of millions of API calls daily, focusing on performance, resilience, and reliability.

Responsibilities:

• Ship Production Code in Ruby, Golang, Java, Python, and JavaScript: Write performant, maintainable Ruby that scales
• Own Features End-to-End: Design, implement, deploy, and support services
• Push Beyond Rails: Work with microservices, Redis, Elasticsearch, proprietary infrastructure, and large-scale integrations
• Collaborate Across Teams: Partner with infrastructure, frontend, and product to deliver cohesive systems
• Elevate Quality: Contribute to code reviews, documentation, and standards that make the team stronger
• Optimize Performance: Identify bottlenecks and build systems that are resilient, fast, and reliable

Requirements:

• Experience with Ruby and a strong understanding of its ecosystem
• Ability to write performant, maintainable code in Ruby, Golang, Java, Python, and JavaScript
• Experience with distributed systems and large-scale integrations
• Familiarity with Redis and Elasticsearch
• Experience with CI/CD processes, particularly using GitLab
• Strong understanding of testing frameworks such as RSpec and Minitest
• Ability to collaborate across teams including infrastructure, frontend, and product
• Experience in optimizing performance and identifying bottlenecks in systems
• Experience with microservices architecture
• Familiarity with cloud services such as AWS, S3, and Azure
• Interest in contributing to open-source projects
• Experience with building production-grade systems that prioritize performance, resilience, and reliability