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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
  • Up to 52000000VND
  •  Full Time
  •  Experienced (Non-Manager)
1
1

  •  Posted:01/04/2026

  • Apply now
Senior Application Engineer Backend Ruby
Apply now
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

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

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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. 

MORE JOBS FROM THIS EMPLOYER

  • 25-99
  • Outsourcing
  • Việt Nam

Application Engineer

LIFULL Tech Vietnam

  • Quận 3, TP Hồ Chí Minh
  • Up to 50000000VND
  •  Full Time
  •  Experienced (Non-Manager)
1
Posted: 04/04/2026
Skills: TypeScript, PHP, Ruby on Rails, AWS, Oracle, PostgreSQL, MySQL, Unit testing, AI (Artificial Intelligence)
  • 25-99
  • Outsourcing
  • Việt Nam

Senior Application Engineer Backend Ruby

LIFULL Tech Vietnam

  • Quận 3, TP Hồ Chí Minh
  • Negotiable
  •  Full Time
  •  Experienced (Non-Manager)
1
Posted: 25/02/2026
Skills: Ruby on Rails, MySQL, PostgreSQL, CSS, Oracle, Ruby, Design Patterns, SQL Function, Test Case, Github, Apache Solr, Elasticsearch, Docker, Redis, RSpec, Amazon S3, Caching, AWS, Amazon EC2, VPC, Kubernetes, SDLC, CI/CD, Unit testing, TDD

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