LIFULL Tech Vietnam

TS Building, 17 Street 2, TP Hồ Chí Minh

Company Size : 25-99

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Job Summary

25-99

Outsourcing

Việt Nam

Senior Application Engineer Backend Ruby

LIFULL Tech Vietnam

Quận 3, TP Hồ Chí Minh

  • Experienced (Non-Manager)
  • Full Time
  • Up to 52000000VND
  • Posted:01/04/2026
  • 1

Job description

Overview of job

  • Develop software applications for internal companies and customers. (Main programming languages: Ruby)

Job Requirement

  • At least 5 years of software development experience. (Prefer language: Ruby)
  • At least 1 year of experience with Ruby on Rails.
  • Ability to apply standard design patterns to build subsystems.
  • Experience with at least one of the following: MySQL, PostgreSQL, or Oracle.
  • Experience of code, investigation, detailed design and solution review
  • Experience using AI tools for documentation and research.
  • Using AI across the SDLC (specifications, coding, review, and testing) to automate tasks and improve efficiency.
  • Have basic knowledge about Docker/Kubernetes, AWS (EC2, S3, VPC....) , GitHub Actions (CI/CD)
  • Deal with tasks given accurately and thoroughly.
  • Meet the deadline of tasks.
  • Write testable, efficient code.
  • Keep the coding rule.
  • Write and execute unit tests to assure your code works properly.
  • Escalate and consult the leader or senior developer immediately when there is any problem.
  • In meetings, you can use English, understand and answer simple problems.
  • Have a positive attitude to learn.
  • Have a positive attitude, speak logically.

Plus mark

  • Team leader experience 
  • Strong sense of security (secure coding/code review)
  • Experience with Test-Driven Development (TDD) using RSpec.
  • Experience with Redis (Caching) and Search Engines (Solr/Elasticsearch).
  • Experience with Hotwire (Turbo, Stimulus) and Tailwind CSS.
  • Experienced in working with databases.
  • Possible to reuse features and functions.
  • Follow the prepared coding rules.
  • Can understand and use important frameworks.
  • Can create test cases from spec.
  • Testing according to test spec.

Languages

  • English

    Speaking: Intermediate - Reading: Intermediate - Writing: Intermediate

Technical Skill

  • Ruby on Rails
  • Ruby
  • Design Patterns
  • Oracle
  • PostgreSQL
  • MySQL
  • Unit testing
  • AI (Artificial Intelligence)
  • Docker
  • Amazon S3
  • AWS
  • Amazon EC2
  • Kubernetes
  • CI/CD
  • Amazon VPC
  • GitHub Actions

COMPETENCES

  • Deadline commitment
  • Positive Attitude

BUSINESS PROFILE

LIFULL Tech Vietnam is a website programming and smartphone application company on Android / iOS operating system.

  • As one of the companies of LIFULL Group, a large-scale and well-known real estate company in Japan.
  • Along with programming the services that the parent company group in Japan currently operates, we are also promoting the rapid development of current jobs, implementing a plan to raise the company to over 100 employees. This year and up to more than 1000 employees in the next few years.
  • The goal is to be the No.1 programming company in Asia.