Senior Ruby on Rails Engineer – GenAI & API Expert

Machine Learning Technologies, LLC; Austin (TX); On-site; USD 130,000 - 170,000; Full time

Job summary

Machine Learning Technologies, LLC in Austin, Texas, is seeking a senior software engineer to design, build, and scale full-stack web applications using Ruby on Rails and Ruby. You will design APIs, optimize databases, and ensure performance at scale.

You'll collaborate with cross-functional teams and external vendors, integrate GenAI into development workflows, and contribute to technical documentation. Experience with testing, CI/CD, and AWS is preferred.

Qualifications

• 6+ years of senior software engineering experience.
• 6+ years of hands-on Rails & Ruby development.
• 6+ years of API design and interface technologies.
• Knowledge of GenAI integration in development workflows.

Responsibilities

• Design, develop, test, and implement large-scale web applications and full-stack components across front-end GUI and backend.
• Build and maintain web applications using Ruby on Rails and Ruby as core technologies.
• Design and develop APIs and interface technologies, including JSON, ProtoBuf, REST, RPC, and XML.
• Design, develop, and optimize databases using PostgreSQL, MySQL, and related database technologies.
• Troubleshoot and resolve application issues related to performance, response times, capacity, and system limitations.
• Ensure data quality, integrity, and consistency across applications.
• Collaborate with business partners, database, system and networking teams, and external vendors.
• Create and maintain technical documentation for developed applications.
• Integrate GenAI into software development workflows.

Skills

Ruby on Rails

Ruby

API design

GenAI integration

Tools

RSpec

CircleCI

Jenkins

AWS

GoLang

Job description

Machine Learning Technologies, LLC in Austin, Texas, is seeking a senior software engineer to design, build, and scale full-stack web applications using Ruby on Rails and Ruby. You will design APIs, optimize databases, and ensure performance at scale.

You'll collaborate with cross-functional teams and external vendors, integrate GenAI into development workflows, and contribute to technical documentation. Experience with testing, CI/CD, and AWS is preferred.