Full Stack Software Engineer - HCMC

OptiSigns Inc.

Ho Chi Minh City, Ho Chi Minh City, Vietnam permanent

Posted: January 22, 2026

Required Skills

Job Description

This position is onsite at our office in Ho Chi Minh City, Vietnam.

Are you a talented engineer with passion to build beautiful, easy to use apps for users? Combine not only technical knowledge in Full-Stack JavaScript, Node.js, React.js but also your business acumen in learning and understanding how your apps add value to users. Join us to continue expanding our unique B2B SaaS app portfolios with already over 30,500 customers.

About Us

At OptiSigns, we believe technology should be accessible and valuable to everyone, including non-technical users. Our mission is to create beautiful, user-friendly B2B SaaS applications that add real value to society. By helping businesses connect better with their customers and employees, we aim to drive revenue growth and enhance operational efficiency.

Responsibilities:

• Work on the design and development of apps from concept to production.

• Develop and maintain front-end components using modern JavaScript, TypeScript frameworks such as React.js or Angular.
• Implement server-side logic and APIs using Node.js, Express.js, Nest.js or other back-end technologies.
• Design and optimize database schemas and queries using relational and/or NoSQL databases.
• Write clean, efficient, and maintainable code adhering to coding standards and best practices.
• Collaborate with product managers, designers, and other stakeholders to define and prioritize features.
• Stay up-to-date with emerging technologies and industry trends, and advocate for their adoption when appropriate.

Requirements:
• 1-3+ years of experience in full-stack web development, with a strong focus on both front-end and back-end technologies.

• Proficiency in front-end frameworks such as React.js, AngularJS.
• Proficiency in back-end technologies such as Node.js, Express.js, Nest.js.
• Experience with database systems such as MySQL, PostgreSQL, MongoDB, or Redis.
• Strong problem-solving and analytical skills, with a track record of delivering scalable and reliable solutions.
• Excellent communication and teamwork skills, with the ability to collaborate effectively with cross-functional teams.

Benefits:
• Opportunities for overseas travel and training at our U.S. office in Houston, TX.
• 13th-month salary bonus.
• Comprehensive healthcare insurance.
• MacBook / Windows laptop, external monitor, and all necessary equipment.
• Yearly team outings, company trips, and internal clubs.
• Structured onboarding, continuous training, and clear career-growth paths.
• English-language training programs.
• Flexible working hours (Monday–Friday).
• Free drinks, snacks, parking.

Our VN Office address: DC Tower, 111D Ly Chinh Thang, Xuan Hoa Ward, Ho Chi Minh City.

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