[HN/DN] Pre-Senior/Senior Ruby on Rails Developer

About ZIGExN

Get excited to create Life Media Platforms from Vietnam to the World!

At ZIGExN VeNtura, we’re part of a larger vision driven by ZIGExN Co., Ltd., a leading life media platform company in Japan. Our parent company is renowned for offering over 40 services in various life event domains such as jobs, housing, cars, and travel. With accolades like the Japan Technology Fast 50 award (Deloitte, 2015) and recognition as a Great Place to Work in Japan, we’re now taking an exciting journey to expand our impact globally.

At ZIGExN VeNtura, we specialize in software development and Internet services, creating multi-product software based on a life media platform. Our talented engineers work across 3 offices in Ho Chi Minh, Hanoi, and Da Nang, collaborating to build innovative solutions that make a difference.

In 2026, we’re all-in on AI — combining intelligent automation with human creativity to build better, faster, and smarter.

This marks a turning point in how we work, collaborate, and create impact at scale.

Your Role

As a Developer at ZIGExN VeNtura, you will play a critical role throughout our development lifecycle-from designing and developing to maintaining advanced web applications. By collaborating closely with team members, you’ll ensure our technology stack remains reliable, scalable, and innovative.

This role is an opportunity to not only enhance your technical expertise but also make a meaningful impact on the company’s growth and success.

Your Mission

• Analyze system requirements, and develop web applications.
• Ensure code quality, adhere to SOLID principles, apply design patterns, and optimize database performance.
• Coordinate with the Project Manager and Bridge SE to resolve issues.
• Coordinate with team members to resolve technical issues.
• Research and develop new technology related to the project.
• Mentor team members by sharing expertise, conducting code reviews, aligning strictly with coding standards, and suggesting best practices
• Help the team to detect and solve an issue as operating the whole system or in daily workflow
• Write technical documentation.

Your Profile

We are looking for a talented individual who thrives in a dynamic, collaborative, and fast-paced environment. The ideal candidate should have:

Technical Experience:

Must Have:

• Graduated from a college or university with a degree in Information Technology or Computer Science.
• 5+years of software development experience, with a focus on web applications technologies, work experience in Ruby on Rails framework.
• 3+years experience in working with Search Engine (Elasticsearch, Solr).
• Proficient in software engineering best practices throughout the development life cycle (coding standards, code reviews, version control, build processes, testing, operations, monitoring, etc.).
• Strong at SOLID principles, design patterns, and optimizing website performance.
• Strong teamwork, problem-solving, and good time management skills.
• Highly motivated, with a "Can do attitude" and a product (client) mindset.
• Can work effectively under high pressure.
• Experienced with FE and JS framework: VueJS, ReactJS.
• Knowledge of CI/CD methodologies is preferable.
• Knowledge of Cloud services such as GCP, and AWS is preferable.
• Experienced with Apache or Nginx Web Server and Docker configuration.

Language Skills:

• Communicate basically in English (writing, reading)

Working hours: 8:00am - 5:00pm Monday - Friday Our Offer

At ZIGExN VeNtura, we believe in fostering an environment where our employees can thrive both professionally and personally. Here are some of the benefits and perks you can look forward to:

• Attractive salary based on your skills.
• 100% salary during the 2-month probation period.
• 13th-month salary and performance-based bonuses.
• 15-18 days of paid leave per year for employees with over 1 year of service.
• MacBook/ Laptop provided to meet your work requirements.
• Language support programs for learning Japanese and English.
• Performance appraisal and salary review twice a year.
• Full gross salary payment for compulsory insurance.
• Awards for outstanding performance on a quarterly and yearly basis.

Why ZIGExN? Be Recognized – Training & Development Environment:

• Skill-up training programs to help you continuously grow.
• Technical mentors to guide and support your development.
• Regular feedback and guidance from Leaders/Managers.
• 6-month performance evaluations tied to career advancement.
• Salary reviews twice per year to reward your development.
• Hybird working mode

Positive Team Environment with Lots of Fun & Chills:

• Free snacks and drinks: Fresh milk, coffee, tea, yogurt, Red Bulls, etc.
• Exciting events: Birthday celebrations, pizza parties, and cultural festivities like Christmas, Halloween, and Full Moon Festival.
• Sports activities: Join football, table tennis, swimming, and badminton clubs.
• Quarterly events, year-end parties, and an annual company trip.

We Care About Your Health:

• Comprehensive Bao Viet Premium Healthcare packages.
• Annual health checkups to ensure you stay in great shape.