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Senior Front-End Developer
Job summary
A leading tech company in Jakarta Utara is looking for a senior developer to lead the development of a user-facing mobile application. Candidates should have at least 5 years of engineering experience, a strong portfolio, and expertise in app performance optimization. This role involves close collaboration with UI/UX teams and requires proficiency in Vue.js and Angular. Experience in e-commerce or travel is a plus. Competitive compensation and dynamic work environment offered.
Qualifications
- At least 5 years of engineering experience.
- Hands-on engineering experience, not purely managerial.
- Experience building complex e-commerce or booking applications.
- Strong portfolio showcasing usability and accessibility.
- Ability to diagnose front-end performance issues.
Responsibilities
- Lead development of the mobile application.
- Collaborate with UI/UX design teams.
- Integrate RESTful APIs and manage app state.
- Optimize application speed and performance.
- Design scalable components for the application.
Skills
Tools
User-facing App Development: Lead the development of the primary, pilgrim-facing mobile application, ensuring a mobile-first, responsive design that provides a clear, intuitive booking and guidance experience.
UX/UI Implementation: Collaborate closely with the UI/UX design team to transform wireframes and high-fidelity prototypes into production-ready code, focusing on accessibility and cultural sensitivity in design.
API Integration & State Management: Consume and seamlessly integrate RESTful APIs developed by the backend team, managing complex application state effectively for real-time data updates.
Performance Optimization: Own and continuously optimize the application's speed, responsiveness, and load times. Focus on delivering a high-performance experience under varying network conditions.
Component Architecture & Reusability: Design and build a modular, scalable component to ensure consistency and speed across the main app and supplementary portals (e.g., the vendor PWA).
Testing & Quality Assurance: Implement robust unit and end-to-end tests for all front-end features to ensure reliability and maintainability.
At least 5-years engineering experience (Experience in related industries or projects is a bonus).
Engineering experience must be hands–on and not purely managerial.
Experienced in building features for consumer-facing products and delivering high-quality UX and optimizing mobile performance.
Experienced building complex e-commerce or booking applications from the ground up, not merely adding features to existing systems.
A strong portfolio demonstrating an eye for detail and a commitment to creating highly usable and accessible interfaces, with a deep understanding of UX best practices.
Expert in consuming and securely handling data from RESTful APIs, managing data flow, and handling network error states gracefully.
Proven ability to diagnose and resolve front-end performance bottlenecks.
Ability to operate effectively in a fast-paced startup environment, taking full ownership of the front-end codebase and driving feature development from concept to deployment.
Web App: Vue, Angular
Database and Tools: MySQL, Redis, DigitalOcean, Docker
You might be a good fit if you have:
Experience in e-commerce, hospitality, travel or umrah industries.
Comfortable with ambiguity and fast-changing priorities.
* The salary benchmark is based on the target salaries of market leaders in their relevant sectors. It is intended to serve as a guide to help Premium Members assess open positions and to help in salary negotiations. The salary benchmark is not provided directly by the company, which could be significantly higher or lower.