Logo-of-GRAIN-PTE.-LTD.-hiring-for-jobs-in-Singapore-on-GrabJobs

Ruby On Rails Software Engineer (Full-Stack) - Part-Time

salary Salary :

$7,500 - 13,500 monthly

icon briefcase Job Type : Part-Time

Number of Applicants

 : 

000+

Click to reveal the number of candidates who applied for this job.

Let AI Supercharge Your Job Hunt!

JobCopilot scans 500,000+ company career sites daily to find jobs for you

Never miss an opportunity Save hours by auto-filling applications forms Land more interviews with tailored applications
happy man
thunder iconActivate JobCopilot

Job Description - Ruby On Rails Software Engineer (Full-Stack) - Part-Time

If you believe in delighting customers, have high standards and are resourceful, we want to hear from you.

Mission
Write production-ready software designed for supporting business growth and bringing Grain's' delightful

experiences to customers through teamwork and discipline.

Outcomes

  1. Contribute to the backend service performance and reliability, including our Ruby on Rails servers, GCP deployments, and Cloudflare workers.
  2. Write high-quality code that is accompanied by robust and meaningful tests.
  3. Be proficient with profiling and solve performance bottlenecks.
  4. Create scalable and informative documentation to scale knowledge and communication.

Competencies

  • Proficient in writing Ruby.
  • Proficient in writing tests with RSpec.
  • Proficient in writing Javascript / Typescript.
  • Experienced with Ruby on Rails framework.
  • Proficient in writing SQL.
  • Experienced with Postgres.
  • Strong understanding of command line and toolchains (e.g. Zsh, Vim, Tmux).
  • Have a good grasp of serverless paradigms including deployments, scaling and security.
  • Experienced in GraphQL or is willing to learn.

Responsibilities

  • To lead the engineering team by setting high standards and creating scalable processes.
  • Own the engineering team outcomes and support product management efforts.
  • Be responsible for the technical interview process of hiring new engineers.
  • Design and architect existing or new systems and platforms.
  • Be responsible for creating a culture of code reviews and pair programming.
  • Coach and mentor the team to be proficient in testing and completing the work by documenting all necessary information to the product manager or stakeholder.

What’s in it for you

  • Work with a fast growing, at the same time, lean and mean team, to make real world impact.
  • Have a lot of ownership and drive your own results and progression.
  • Smart people who sweat the details and push for the highest standards.
  • Training and in-house opportunities to help you grow.
  • Other benefits include a competitive compensation package and birthday leave.

You should include these in your application:

  • CV or LinkedIn profile
  • Tell us about a time you had to work on a highly challenging task. How did you overcome it?
  • What motivates you?
  • What's your favourite food and where do you get it? Why?
  • A good way to start is to read about what it is like working at Grain: https://www.notion.so/grain/Working-at-Grain-96bff3bba5e84ababe6fb7743b49489f
Original job Ruby On Rails Software Engineer (Full-Stack) - Part-Time posted on GrabJobs ©. To flag any issues with this job please use the Report Job button on GrabJobs.
Share Job
Share Job

About the Company

GRAIN PTE. LTD.

Grain is Restaurant 2.0. Our mission is to make great food sustainable and accessible for everyone. We are an online restaurant that leverages data and a tech-enabled distribution network to serve food to customers.

Read more about the company

Auto-Apply to Similar Jobs with your AI JobCopilot

thunder icon Auto-Apply with AI
💰

Technology Salaries

Similar Jobs in Singapore

GrabJobs is the no1 job portal in Singapore, connecting you to thousands of jobs fast! Find the best jobs in Singapore, apply in 1 click and get a job today!

Mobile Apps

Copyright © 2026 Grabjobs Pte.Ltd. All Rights Reserved.