Sr. Frontend Engineer Reactjs - Luong rat canh tranh

About Buymed
To reach end customers directly, we are building Circa, a new modern pharmacy chain redefining access to safe, affordable medicines and health products.
Buymed is Vietnam’s leading healthcare technology company, trusted by over 35,000 pharmacies, clinics, and hospitals through our platform Thuocsi.vn.
Key Responsibilities

Architect and implement advanced frontend systems using ReactJS and Next.js.
Apply AI tools throughout your development lifecycle—from scaffolding and debugging to documentation and testing.
Optimize performance across devices and browsers, ensuring responsive and accessible interfaces.
Work with product, design, and backend teams to deliver seamless user experiences.
Contribute to design system evolution and maintain UI/UX consistency across the platform.
Design and maintain reusable components with modular, scalable architecture.
Write and maintain high- quality unit, integration, and E2E tests.
Implement real- time features and handle dynamic data streams using WebSocket, polling, or SSE.
Collaborate in CI/CD pipelines and modern frontend tooling workflows.

Yêu cầu công việc

Required Qualifications
Frontend Expertise

5+ years of experience in frontend development.
Basic knowledge about BE development (1 year experience)
Strong proficiency with ReactJS:
Experience building and scaling large React codebases using reusable and modular patterns
In- depth knowledge of component architecture, hooks, and performance optimization (memoization, lazy loading, virtualization).
Mastery of state management:
Expertise in Redux, Redux Toolkit, or Context API.
Familiar with middleware such as Redux Thunk or Redux Saga.
Strong hands- on experience with
Next.js:
Understanding trade- offs between SSR and CSR.
SSR, SSG, ISR, API routes.
Real- time application development:
Experience with WebSocket, polling, or SSE.
Knowledge of retry/reconnection strategies and real- time rendering performance.
UI/UX leadership:
Translate product requirements into intuitive interfaces.
Strong focus on a11y, usability, and responsive behavior.
Ability to build and extend design systems.
Performance tuning:
Familiar with Tree Shaking, code splitting, bundle size analysis, and Webpack/Vite optimization.
Use tools like React DevTools, Lighthouse, and Chrome Performance Panel to detect and resolve bottlenecks.

Testing & Tooling

Familiar with CI/CD for frontend pipelines, ESLint, Prettier, and modern build tools.
Proficient in writing unit, integration, and end- to- end tests.

Backend Familiarity

Able to understand API specs, mock/test endpoints, and debug integration issues.
Comfortable working with backend APIs, especially Golang- based services.
AI Tools
Demonstrated ability to integrate AI tools like ChatGPT, GitHub Copilot, Augment, Cursor into daily work:
Comfortable with prompt engineering to get optimal results from AI tools.
Use AI to assist with coding, debugging, testing, documentation, and code generation.

General

Collaborative, proactive, and quality- focused mindset.
Strong sense of ownership, system thinking, and attention to detail.
Able to mentor juniors, review code, and lead UI architecture decisions.

Nice to Have

Experience with SolidJS or similar frontend frameworks.
Familiarity with backend technologies, cloud platforms, or DevOps is a bonus.
Prior experience working with POS, ERP, or retail inventory systems.
Good English communication skills.

Tại sao bạn sẽ yêu thích làm việc tại đây

Paid social insurance based on full salary
Medical Checkup
PVI Insurance
Performance & salary review yearly
Parking allowance
15 days of annual leave

Cập nhật gần nhất lúc: 2025-10-11 12:35:02