We are looking for a Full-stack Developer to join our team with Ruby on Rails experience with a strong background in API design, databases, performance, scalability, security, etc.
Location: Ho Chi Minh, Da Nang, Hanoi
What You’ll Be Doing- Work on web and mobile products serving a diverse range of clients and industries.
- Collaborate closely with other developers to build scalable applications using Ruby on Rails and ReactJS/ NodeJS.
- Design, implement, and maintain back-end APIs and business logic using Ruby on Rails.
- Work with Product Owners & Product Designers to translate business requirements into technical designs and solutions.
- Support AI integration by implementing and maintaining API orchestration, background jobs, and async workflows for AI services.
- Apply best practices such as TDD, refactoring, and clean architecture to deliver maintainable code.
- Learn and adopt new tools, frameworks, and technologies to stay current in a fast-evolving environment.
Requirements
- Minimum 4 years of experience building production systems with Ruby on Rails.
- Experience with React Native, ReactJS, or similar frontend frameworks.
- Strong knowledge of relational databases such as PostgreSQL, MySQL, and SQL fundamentals.
- Experience working with RESTful APIs, authentication, and third-party integrations.
- Exposure to AWS services and cloud-based deployments.
- Familiarity with CI/CD pipelines or improving manual deployment processes.
- Familiarity with Redis for caching and background job coordination.
- Solid understanding of OOP, MVC architecture, and Rails conventions.
- Experience practicing Agile/Scrum methodologies.
- Hands-on experience with TDD, refactoring, and continuous improvement practices.
- Strong written and verbal English communication skills.
- Experience with AI integration would be a plus.
- Experience with ActiveAdmin or similar admin frameworks.
Benefits
- 3 days remote every week and four full remote weeks per year.
- Gold level Health Insurance coverage from Bao Viet Insurance, a yearly complete Health Check, and social insurance
- All office benefits and full salary during probation.
- Flexible working time starting anytime up to 10 AM, working Monday - Friday with no overtime.
- Unlimited snacks and nice coffee every day.
- Choose from a brand-new Mac or PC device.
- Salary review twice a year, with opportunities for promotions and spot awards.
- 12 days of annual leave per year, with all days not taken paid out in cash, plus 2 sick leave days..
- Yearly Training Budget up to 5 million VND per staff. On top of that, professional coaching program, buddy system, tech talks, agile sessions, and 1on1 private English classes are available
- Yearly company trip, monthly activities, and other Celebrations for special days in the year, such as Women’s Day, YEP, and Christmas.
- Employee-led clubs within the company; games teams, sports teams, etc.
- Modern open-space office with comfortable workspace, a PS4 games room, and chill-out areas.
Top Skills
What We Do
At CodeLink, we empower businesses to drive innovation through Artificial Intelligence. From strategy to deployment, we help you build AI-powered solutions and scalable software products that deliver real impact.
Whether you're a growing startup or a pioneering enterprise, we help you harness the power of AI and world-class engineering to tackle your unique challenges, accelerate your growth, and unlock new opportunities.
Partner with us to explore the full potential of AI in your organization.








