Senior Ruby on Rails Engineer – Lead & Mentor (Remote)

Creative Chaos; Pakistan; On-site; PKR 2,500,000 - 4,200,000; Full time

Benefits offered by this job

Paid Time Off

Work From Home

Health Insurance

OPD

Training and Development

Life Insurance

Exchange Program

Job summary

Creative Chaos is seeking a Senior Software Engineer (Ruby on Rails) to develop server applications, including RESTful APIs, and ensure security and performance per design. You will mentor juniors and help build team strength through training.

Requirements include 3–8 years in RoR, Rails gems like Devise and Pundit, API-focused large-scale apps, SQL proficiency, and strong English communication. Familiarity with Docker, Kubernetes, AWS, and CI/CD is expected.

Qualifications

• BS degree in Computer Science/Software Engineering or similar relevant field.
• 3-8 years of working experience in Ruby on Rails and its frameworks.
• Extensive experience with common gems in the Ruby/Rails ecosystem (Devise and Pundit).
• Experience building large-scale production web applications with API interfaces.
• Have gone through performance challenges of a production RoR web application (e.g., stress testing and performance tuning).
• Understanding of testing pyramid and experience with specs in each layer using RSpec.
• Ability to work effectively at all levels of the stack rails, Ruby, ES6.
• Familiarity with front-end technologies (JavaScript, CSS and HTML).
• Strong understanding in SQL and ability to write SQL queries.
• Strong experience with CI/CD pipelines, AWS, and cloud technologies including Docker and Kubernetes.
• Experience in Agile development methodologies, SCRUM.
• Excellent verbal and written English communication skills.
• Excellent problem-solving and analytical skills.

Responsibilities

• Analyze business requirements
• Estimate assigned tasks
• Write code and unit tests
• Collaborate with other team members
• Tune your code for enhanced security and performance
• Maintain systems by fixing any existing issues
• Update issue tracking software
• Provide status updates
• Communicate with client
• Control versions of your code
• Research new technologies
• Lead a team of software engineers
• Mentor team members through training and guidance
• Upgrade skills and knowledge
• Evaluate candidates for open positions

Skills

Ruby on Rails

RSpec testing

Devise

Pundit

API design

Performance tuning

SQL

CI/CD

Docker

Kubernetes

AWS

JavaScript

ES6

CSS

HTML

SCRUM

English

Problem solving

Team mentoring

Education

BS in CS

Tools

Docker

Kubernetes

AWS

CI/CD

Git

Job description

Creative Chaos is seeking a Senior Software Engineer (Ruby on Rails) to develop server applications, including RESTful APIs, and ensure security and performance per design. You will mentor juniors and help build team strength through training.

Requirements include 3–8 years in RoR, Rails gems like Devise and Pundit, API-focused large-scale apps, SQL proficiency, and strong English communication. Familiarity with Docker, Kubernetes, AWS, and CI/CD is expected.