Front-end Developer Supervisor

SAPP Academy

54 Le Thanh Nghi St, Hai Ba Trung Dist, Hanoi, Phường Bách Khoa, Quận Hai Bà Trưng, Thành phố Hà Nội
Job Description
About Company

We are seeking a Front-end Developer (React) working in Hanoi who will utilize HTML5, CSS3, React JS to develop effective UI on our service. Responsibilities will include translation of the UI/UX design wireframes to actual code that will produce visual elements of the application. You will work closely with our web development teams to make them more efficient.

Your role & responsibilities

  • Convert the design of products into a working web User Interface, that is able to work smoothly across multiple screen resolutions (responsive), browsers, & devices;
  • Bring Design's animation into the working Web User Interface to enhance the overall user experience and make our product stand out from the rest;
  • Handle input/interaction from users, collaborate with the backend team to bring out a working product, guarantee smart state management to ensure the product remains easy to manage, maintain & develop;
  • Propose solutions and fixing problems encountered during deployment and operation.

Your skills & qualifications

Professional qualifications:

  • Majoring in Information Technology, Mathematics, Electronics and Telecommunications, Mechatronics and related fields;
  • 2+ years’ web development experience required (Senior Level);
  • Understanding of Linux, RESTful API preferred;
  • Be experienced with Server, PM2, AWS;
  • Experience with third-party libraries, GA, GTM, Firebase;
  • Good understanding of asynchronous request handling, partial page updates, and AJAX;
  • Basic understanding of server-side CSS pre-processing platforms, such as LESS and SASS;
  • Basic understanding of client-side scripting and JavaScript frameworks including React.js – NextJs.

Skill qualifications:

  • Experience in unit testing;
  • Familiarity with RESTful APIs and TypeScript;
  • Be experienced in handling state management & integration with backends and 3rd parties;
  • Proficient understanding of mark-up languages, including HTML5, CSS3;
  • Good understanding of SEO principles and ensuring that application will adhere to them;
  • Be experienced in implementing web animation is a plus;
  • Be experienced in implementing LMS, EdTech, Fintech, Video System is a plus;
  • Show solid knowledge of performance optimization;
  • Be passionate about discovering and applying new technologies to your work;
  • Good understanding of cross-browser compatibility issues and ways to work around them.

Benefits for you

  • Professional training courses to improve management skills such as leadership, risk management, negotiation, design thinking, service mindset;
  • 13th-month salary, fixed bonuses, and incentives under business policies;
  • Having incentive policy for employees learning courses at SAPP;
  • Using modern software to decrease work papers, thereby focusing on professional development (HubSpot,, BaseHRM, E-contract);
  • Working in a young atmosphere with 90% Gen Z, which is energetic and creative, with various connection activities (travel, company birthday);
  • A clear promotion roadmap, wage increases and an evaluation system for promotions;
  • Paying social insurance according to state regulations;
  • Working time: 8 hours from Monday to Friday.


SAPP Academy


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