Senior/Mid-Level Frontend Engineer

Eiger Ekowisata Nusantara; Banjar; On-site; IDR 200.000.000 - 300.000.000; Full time

Job summary

A leading ecotourism company in Indonesia is seeking a Senior or Mid-Level Frontend Engineer to build responsive applications for its theme park. You will work on booking, ticketing, and membership systems, delivering exceptional user experiences. Ideal candidates should have 3+ years of experience with React and state management libraries, along with strong HTML/CSS skills. The position offers a chance to be part of a sustainable ecotourism mission.

Qualifications

• 3+ years of experience for Mid-Level or 5+ years for Senior level.
• Strong skills in building complex transactional workflows.
• Hands-on experience with testing frameworks and performance optimization.

Responsibilities

• Develop and maintain frontend applications for theme park operations.
• Implement modern frontend architectures for scalability.
• Optimize applications for performance during high-traffic periods.

Skills

React

Redux

HTML/CSS

Jest

Cypress

Git

CI/CD pipelines

Tools

Webpack

Vite

Job description

Posted today

Job Description

JOB SUMMARY

We are seeking a Senior or Mid-Level Frontend Engineer with solid experience to build intuitive and responsive interfaces for our theme park's operating systems. You will play a key role in delivering a seamless user experience across various modules, including booking, ticketing, point‑of‑sale (POS), and membership management.

KEY RESPONSIBILITIES

• Develop and maintain complex, scalable frontend applications to support theme park operational systems such as booking, ticketing, POS, membership, and inventory.
• Implement modern frontend architectures (e.g., component‑based, micro‑frontend) to ensure modularity and maintainability.
• Collaborate closely with UX/UI designers and backend engineers to transform designs and APIs into functional, interactive features.
• Optimize applications for performance and deliver exceptional user experiences, particularly during high‑traffic periods.
• Write clean, well‑tested, and reliable code using various testing methodologies (unit, integration, end‑to‑end).

QUALIFICATIONS & SKILLS

• Minimum of 3+ years (Mid‑Level) or 5+ years (Senior‑Level) of experience as a Frontend Engineer.
• Proficient in React and state management libraries such as Redux or Zustand; strong skills in modern HTML/CSS.
• Experience building frontend applications with complex transactional workflows (e.g., e‑commerce, booking, POS, or enterprise systems).
• Hands‑on experience with testing frameworks (Jest, React Testing Library, Cypress) and performance optimization techniques.
• Familiarity with Git, CI/CD pipelines, and modern build tools such as Webpack or Vite.

ABOUT COMPANY

EIGER Adventure Land is an ecotourism resort blending natural beauty with engaging activities and thrilling adventures.

Built to international standards, it offers immersive, sustainable experiences that celebrate harmony between generations and nature.

At EIGER Adventure Land, we believe people are the heartbeat of our mission: "To inspire generations through meaningful experiences in nature." As part of our vision "To be a blessing company in sustainable ecotourism development", we are building a team that grows together while caring for nature.

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