Full-stack JavaScript Engineer

We are looking for a skilled Full-Stack JavaScript Developer with strong proficiency in TypeScript and both front-end and back-end frameworks to join our growing engineering team. You will work on dynamic web applications, integrating modern tools and technologies. The ideal candidate will be passionate about delivering high-performance, secure, and scalable software with a great user experience.  You should be comfortable working with Agile and Waterfall methodologies, writing clean and maintainable code, and collaborating across cross-functional teams. Trách nhiệm công việc Design and develop reusable front-end components using either React or Angular stacks.  Build and optimize landing pages integrated with headless CMS (e.g., Contentful, Strapi).  Create and maintain Node.js back-end services using Express.js or NestJS.  Implement real-time WebSocket-based applications.  Write and maintain unit tests to ensure code quality.  Work on performance optimization for both client-side and server-side.  Ensure compliance with web application security standards.  Collaborate with designers and product managers to ensure high-quality user experiences.  Participate in code reviews, technical discussions, and sprint ceremonies. Kỹ năng & Chuyên mônRequired Skills & Qualifications: Education: A Bachelor's Degree in Computer Science, Information Technology, or a related field. Experience: minimum 3 years of experience in full-stack web development. Technical Proficiency: Strong knowledge of TypeScript and JavaScript ES6+. Front-end experience with one or more of the following: React stack: React, Next.js, Redux/MobX, TanStack Query, Jest, React Testing Library. Angular stack: Angular, NgRx/Akita/Elf, RxJS, Signals, Jest or Jasmine. Back-end experience with Node.js frameworks: Express.js or NestJS. Experience with GraphQL, REST APIs, and WebSockets. Experience with Agile and Waterfall development methodologies. Familiar with Firebase Authentication, Firestore or Realtime Database. Experience building Progressive Web Applications (PWA). Solid understanding of web application security principles (e.g, CORS, CSRF, SQL injection). Awareness of UX best practices in modern web development. Familiarity with Git version control and CI/CD pipelines. Adherence to high-quality coding standards and software best practices. Professional Competencies:  Strong problem-solving and analytical skills. Good communication and interpersonal skills, with the ability to read and write technical English documents. A collaborative team player who can also work independently and manage their time effectively. Preferred Qualifications: Experience with headless CMS like Contentful or Strapi. Strong grasp of CSS transitions, animations, and custom styling techniques. Knowledge of DevOps practices or cloud-based deployments is a plus. Contribution to open-source projects or active technical blog is a bonus. Phúc lợi dành cho bạn Competitive Salary + Super. Performance Bonuses. An amazing team - supportive, fun, and caring with team building, and fun activities. Plus most importantly a genuinely relaxed, happy, respectful, energetic working environment where you will look forward to coming to work each day - whether it is in your home or the office. Professional facilities Social Insurance, Health Insurance, Unemployment Insurance Support fee to get Certificate. Agile English-speaking training and on-the-job training Light beverages and food are available all the time in the office. Quy trình phỏng vấnVòng 1Telephone interviewVòng 2Offline interview with Tech LeadVòng 3Dealing