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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
  • Negotiable
  •  Full Time
  •  English
  •  Experienced (Non-Manager)
1
1

  •  Posted:25/02/2026

  • Expired
Senior Application Engineer Backend Ruby
Expired
Technical Skill: Ruby on Rails , MySQL , PostgreSQL , CSS , Oracle , Unit testing , TDD , 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

Job description

Overview of job

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

Benefits

  • Year-end bonus
  • Performance evaluation twice a year
  • MVP awards for excellent employees every quarter and year-end.
  • Holidays provided as Labor Law, 12 days of paid leave per year and company holidays.
  • Every two years of working plus 1 day of paid leave
  • Health care insurance for official employees. (UIC care 24/24 Insurance).
  • Annual company trip, picnic, health checkup, year end party
  • Birthday gift (VND 1,000,000).
  • Gifts for Children's day, Women's day and Men's day.
  • Gift for marriage, childbirth, get-well gifts, family condolence.
  • Quarterly team building allowance (VND 500,000).
  • Allowance of examination fees for company-specified qualifications.
  • Introduce a new member for the company: Referral reward for Employee and candidates.
  • Free 24/7 bike park
  • Other interesting activities: tea break, team building, monthly company meetings,...

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
  • MySQL
  • PostgreSQL
  • CSS
  • Oracle
  • Unit testing
  • TDD
  • 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

COMPETENCES

  • Documentation
  • Research
  • 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
  • Negotiable
  •  Full Time
  •  Experienced (Non-Manager)
1
Posted: 01/07/2026
Skills: PHP, Ruby on Rails, NodeJS, MS SQL, Architecture, AWS, Data Warehouse, SDLC, Databricks, Google BigQuery, Unit testing
  • 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)

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