Full Stack Software Developer (Mid/ Senior Level)

OptiSigns · Ho Chi Minh City

Apply on the company website

This position is onsite at our office in Ho Chi Minh City, Vietnam.
Are you a talented engineer with a 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 35,000 customers.

About Us

OptiSigns is the leading digital signage company in North America, with over 35,000 customers in 163 countries. Our cloud-based platform helps organizations manage screens and content across retail, hospitality, education, and corporate environments. We are a fast-growing, customer-obsessed team building simple, scalable, and reliable products.

Join our growing team in Ho Chi Minh City and help revolutionize the way the world shares information visually.

About the role

Are you a talented engineer with a 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.

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, NestJS 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

• 5+ 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.

Nice to have

• Experience with Angular.
• Experience with Stripe or other payment/billing integrations.
• Familiarity with Docker, Kubernetes and a cloud provider (AWS, GCP or DigitalOcean).
• Experience using AI coding assistants (e.g. Claude Code, GitHub Copilot) as part of daily work.
• Background in multi-tenant SaaS products.

Benefits

Compensation & Insurance

• Attractive, competitive salary based on your performance and experience.
• Full gross salary paid during probation.
• Full social insurance contributions based on 100% of your gross salary after probation.
• Premium healthcare insurance package and annual health checkups.

Equipment and Work Environment

• Modern equipment provided: laptop (Macbook/Window), 4K monitor, and height-adjustable standing desk.
• Company-provided Claude AI  account to support your daily work.
• Join a global SaaS product company with a strong international presence.
• United States onsite opportunity.

Career and Growth

• Structured onboarding and continuous professional development, including product training, internal tech talks and English class.

Culture & Perks

• A dynamic and creative working environment that encourages new ideas, collaboration, and fresh perspectives.
• Daily snacks and drinks provided.
• Sports clubs: football, badminton, and typing contests.

Our VN Office address: 127 Hong Ha, Duc Nhuan Ward, Ho Chi Minh City, Vietnam.

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