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K

Top-rated, highly skilled global talent pool

$
80,000

Cost savings per talent hired through Andela

66
%

Faster time to hire

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%

Faster project delivery

Experienced Professionals Are Ready To Get Started On Your Next Back-End Initiative

The Andela Standard: Network Entrance Assessments

A Ruby developer is instrumental in driving innovation and efficiency through the development and maintenance of dynamic web applications using Ruby on Rails framework. These developers collaborate closely with cross-functional teams to design and implement scalable solutions, optimize application performance, and troubleshoot complex issues.

Successful candidates exhibit proficiency in Ruby on Rails, possess a solid understanding of web application architecture, and demonstrate strong problem-solving skills in agile development environments.

1. Qualifications

Qualification criteria:

  • A minimum of 4 years of professional experience in a Ruby on Rails developer role (excluding intern and volunteer experience).
  • A bachelor's degree in a technology-related field or equivalent work experience.
  • Excellent spoken and written English communication skills.
  • Strong proficiency in Ruby language with a comprehensive understanding of RoR framework.
  • Expertise in web application development, including backend principles and best practices.
  • Experience with databases, server-side frameworks, and RESTful API design, complemented by a solid foundation in Ruby on Rails development.
  • Strong problem-solving skills, attention to detail, and a results-oriented mindset.
  • A commitment to continuous learning and adapting to evolving technologies.
  • A collaborative and team-oriented approach to projects.

2. Skill Validation

This qualification assessment tests the candidate's knowledge of Ruby on Rails back-end development fundamentals. It's composed of Q&A and code challenges that evaluate the candidate theoretical knowledge and hands-on skills. Each challenge focuses on a subject area and covers concepts, features, and real-world situations.

A candidate is approved in this test if all challenge level cut-off scores at met.

Ruby Fundamentals

Tests fundamental candidate knowledge of the Ruby programming language. It was created based on the Ruby Association Certified Ruby Programmer Silver version 3 preparation guide, matching topics and difficulty level.

Ruby on Rails Code Challenge

Tests candidate comfort with validations and callbacks and shows their comfort in working with models in Rails.

Ruby on Rails Code Challenge

This challenge requires that the candidate make some judgements on how to build authentication into an existing API. This is an intermediate-to-advanced problem related to RoR authentication. It's designed to evaluate the usage of the API as weel as best practices like DRY.

3. Technical Interview

This assessment evaluates the candidate's expertise in Ruby for back-end development through a real-time coding challenge. It's designed to be used as an interactive session with the technical screener.

During the assessment, candidates will tackle a hands-on problem tailored to the core principles of Ruby on Rails Framework. Their solution will be frist verified by a battery of automated test cases to ensure it meets the functional requirements as well as industry standards. Then, our experienced interviewers step in to assess the overall efficiency of the candidate's solution.

Assessment Outline:

  • Ruby Code Challenge:
    • Tests a candidate's handiness with writing sort comparators and working with strings, numbers and arrays in Ruby. This challenge is performance oriented: it adds components to avoid trivial solutions using built-ins or copied code from the internet.

Build Your Ruby Dream Team

Raj K.
Back-End Engineer

Experience:

10+ years

Availability:

Full-time
Raj is a seasoned IT professional experienced in developing software systems and solutions and successfully leading and managing large development teams. His primary tech stack and core strengths are Ruby/Ruby on Rails, Python, Java, databases, Agile and Scrum methodology, end-to-end development, and managing multiple projects simultaneously.
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Salym S.
Full-Stack Engineer

Experience:

10+ years

Availability:

Full-time
Salym is a Software Engineer with a 12-year career developing solutions aimed at enriching human lives. He has proficiency in a variety of programming languages, including PHP, Ruby, JavaScript, C, and Python. His project experience includes work on school management systems, Linux device drivers, location-based systems, education support systems, and grant management systems.
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Eugene I.
Back-End Engineer

Experience:

10+ years

Availability:

Full-time
A dynamic and enthusiastic Software Engineer with over 13 years of working experience in building software from idea stage to implementation and designing architectural solutions for technology projects. He has held leadership positions in multinational companies which has built his skills with working and leading engineering teams. Eugene simply likes to get the work done.
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Michael A.
DevOps Engineer

Experience:

6 years

Availability:

Full-time
Michael is a seasoned DevOps Engineer with 7+ years of experience in software development. He excels in architecting systems, optimizing mission-critical deployments, and managing continuous integration and continuous deployment (CI/CD) pipelines and cloud infrastructure using a wide range of technologies. His expertise in automating and optimizing software delivery processes is demonstrated by his track record of delivering reliable software.
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Frequently Asked Questions

Where can I hire Ruby Developers?

Andela is a premier global talent marketplace that connects companies with highly skilled Ruby Developers from around the world. With a rigorous certification process and focus on quality talent, Andela provides access to a diverse pool of experienced Ruby Developers ready to join your team.

How are Andela Ruby Developers different?

Andela Ruby Developers stand out for their exceptional technical skills, work ethic, and cultural fit. Through an AI-driven platform, rigorous certification process, and professional matchers, Andela ensures companies are connected to highly skilled professionals who are not only proficient in Ruby but also possess strong problem-solving abilities, excellent communication skills, and a passion for continuous learning. Andela’s developers are also trained in remote collaboration and agile methodologies, enabling seamless integration into your team.

How long does it take to hire Ruby Developers through Andela?

Andela’s streamlined hiring process ensures you can access top Ruby Developers quickly. Once you submit your hiring request, Andela typically provides you with a curated list of pre-qualified candidates within seconds and you can hire within 48 hours – after conducting interviews and making a decision. With Andela’s global talent pool, you can scale your back-end team rapidly, without compromising on quality.

What are the minimum requirements of all Andela Ruby Developers?

  • A minimum of 4 years of professional experience in a Ruby on Rails developer role (excluding intern and volunteer experience).
  • A bachelor's degree in a technology-related field or equivalent work experience.
  • Excellent spoken and written English communication skills.
  • Strong proficiency in Ruby language with a comprehensive understanding of RoR framework.
  • Expertise in web application development, including backend principles and best practices.
  • Experience with databases, server-side frameworks, and RESTful API design, complemented by a solid foundation in Ruby on Rails development.
  • Strong problem-solving skills, attention to detail, and a results-oriented mindset.
  • A commitment to continuous learning and adapting to evolving technologies.
  • A collaborative and team-oriented approach to projects.

What are the typical responsibilities of a Ruby Developer?

  • Design, develop, and maintain web applications using the Ruby on Rails framework.
  • Collaborate with team members to ensure smooth integration of front-end and back-end components.
  • Optimize application performance, scalability, and reliability through efficient coding practices.
  • Identify and debug complex issues within the Ruby on Rails application stack.
  • Conduct code reviews to ensure adherence to coding standards and best practices in Ruby on Rails development.
  • Stay abreast of advancements and emerging trends in Ruby on Rails and web application development.
  • Provide mentorship and support to junior developers, fostering growth and knowledge sharing within the team.

What skills should a Ruby Developer possess?

At a minimum, Ruby Developers should have an understanding of the following concepts:

  • Ruby syntax: data types, variables, operators, and expressions
  • Ruby syntax: data types, variables, operators, and expressions
  • Object-oriented programming principles (encapsulation, inheritance, polymorphism)
  • Methods, blocks, and modules
  • Concurrency and asynchronous programming in Ruby
  • Ruby on Rails Framework
  • Model-View-Controller (MVC) architecture in Ruby on Rails
  • RESTful conventions for building web applications
  • ActiveRecord for database interactions, including associations and validations
  • Database and Persistence
  • Relational database concepts and SQL queries
  • ActiveRecord query interface
  • Database migrations and schema management
  • Testing and Quality Assurance
  • Behavior-driven development (BDD)
  • Fixtures and factories for test data setup and management
  • Writing unit tests using RSpec.

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