Jr/Mid Fullstack Developer HTML, JavaScript, ReactJS

We are looking for a Junior/Middle Fullstack Developer who is passionate about building high-quality web applications. You will work with a team of + skilled engineers to develop scalable, performant, and user-friendly applications.

Responsibilities:

• Develop, maintain, and enhance web applications using ReactJS, NextJS, and TypeScript.
• Implement responsive UI/UX using HTML, CSS, and MUI.
• Write and maintain unit and integration tests using Cypress, Jest (nice to have).
• Collaborate with backend developers to integrate with RESTful APIs and WebSockets (WSS).
• Design, develop, and maintain backend services using [protected info], Express, or other relevant frameworks.
• Work with databases, including SQL (PostgreSQL, MySQL) and NoSQL (MongoDB).
• Work with AWS Cloud Services (Amplify, Lambda, RDS, S3, API Gateway, SNS, SQS, CLI).
• Participate in high-level design (HLD) and detailed design discussions.
• Ensure code quality, performance optimization, and maintainability.
• Troubleshoot and debug applications to ensure seamless functionality.

Must-have skills:

• At least 3 years of experience
• Proficiency in HTML, CSS, JavaScript.
• Strong experience with ReactJS, NextJS, and TypeScript.
• Good understanding of Object-Oriented Programming (OOP).
• Experience working with SQL databases and NoSQL databases.
• Knowledge of RESTful API/WSS integration.
• Hands-on experience with backend development using [protected info], Express, or similar frameworks.
• Hands-on experience with AWS Cloud Services (Amplify, Lambda, RDS, S3, API Gateway, SNS, SQS, CLI).
• Ability to participate in high-level design (HLD) and detailed design.
• Strong problem-solving skills and attention to detail.
• Good English communication skills.

Nice-to-have skills:

• Experience with Cypress and Jest for testing.
• Familiarity with Material-UI (MUI).
• Experience with performance optimization and debugging tools.
• Knowledge of containerization (Docker, Kubernetes) is a plus.

• 13th-month salary calculated based on actual working time at INNOTECH.
• PVI Healthcare Insurance for all employees
• PVI Healthcare Insurance for family
• Moon cake, Tet Gift
• Quarterly/project kickoff team-building budget.
• Monthly birthday parties with cake
• High-resolution laptop and monitor provided for work.
• Performance bonus plan.
• Employee referral bonus: 2,000,000 - 10,000,000 VND (depending on level/role).
• Working hours: 9:00 AM - 6:00 PM, Monday to Friday.
• Workplace: Ha Noi
• Annual company trips / Football club / Climbing club / Year-end party.
• Learning and certification support.
• Value-oriented, international working environment with a flexible culture