UI/UX Engineer

PT Bumi Amartha Teknologi Mandiri; Kemayoran; On-site; IDR 240,000,000 - 360,000,000; Full time

Job summary

PT Bumi Amartha Teknologi Mandiri (AMARTEK) seeks a UI/UX Engineer to design, implement, and improve mobile UI across products. You will translate Figma tokens to Flutter themes, build reusable components, and ensure accessibility.

You will collaborate with developers, conduct usability tests, and help evolve our design system with tokens, typography, colors, and motion. Immediate joiner preferred and office-based in Jakarta area.

Qualifications

• 3 years of professional UI/UX/Engineering experience.
• Advanced proficiency in Figma with components, variants, Auto Layout, and design tokens.
• Proficient in Flutter and Dart, building mobile UI components and reusable design systems.

Responsibilities

• Conduct UX audits and usability assessments to identify improvements across app journeys.
• Develop and maintain design systems with tokens, components, typography, colors, spacing, and themes.
• Create reusable UI component specifications with variants and states.
• Translate Figma tokens into Flutter-compatible themes and collaborate with developers on implementation.
• Develop interactive prototypes and micro-interactions for key application journeys.
• Plan and conduct usability testing, analyze findings, and recommend design improvements.
• Ensure UI designs comply with WCAG 2.1 AA, Material Design 3, and Apple HIG.
• Perform design QA on mobile app builds across devices and sizes.
• Prepare design system documentation, usage guidelines, and handover materials.

Skills

Flutter & Dart

Figma

Design systems

UX research

Accessibility WCAG 2.1 AA

Prototyping tools

Git workflows

Team collaboration

Tools

ProtoPie

Rive

Lottie

Job description

Job Description

1. 1. Conduct UX audits and usability assessments to identify improvement opportunities across existing application journeys.
2. 2. Develop and maintain design systems, including design tokens, components, typography, colors, spacing, and themes.
3. 3. Create reusable UI component specifications with different variants and states.
4. 4. Translate Figma design tokens into Flutter-compatible themes and collaborate with developers on implementation.
5. 5. Develop interactive prototypes and micro-interactions for key application journeys.
6. 6. Plan and conduct usability testing, analyze findings, and recommend design improvements.
7. 7. Ensure UI designs comply with accessibility standards (WCAG 2.1 AA), Material Design 3, and Apple Human Interface Guidelines.
8. 8. Perform design QA on implemented mobile application builds across multiple devices and screen sizes.
9. 9. Prepare design system documentation, usage guidelines, and technical handover materials.

Minimum Qualifications

• Minimum 3 years of professional experience in UI/UX Engineering, UX Engineering, or related fields.
• Advanced proficiency in Figma, including components, variants, Auto Layout, variables, design tokens, prototyping, and Dev Mode.
• Proficient in Flutter and Dart, with hands-on experience developing and implementing mobile UI components, managing application states, and building reusable design systems using Flutter widgets, ThemeData, and ThemeExtension..
• Experience building and maintaining design systems and reusable UI components.
• Familiarity with interactive prototyping and motion tools such as ProtoPie, Rive, or Lottie.
• Understanding of Material Design 3, Apple Human Interface Guidelines, and WCAG 2.1 AA accessibility standards.
• Experience conducting UX research, usability testing, and design QA.
• Familiarity with Git workflows and collaboration with mobile development teams.
• Strong communication and collaboration skills.
• Willing to work from office (WFO) in Kuningan, South Jakarta.
• Immediate Joiner preferred

Bumi Amartha Teknologi Mandiri or "AMARTEK" was established to provide information technology solutions. Our mission from the very first day has been to cultivate professional relationships with our clients to provide effective and reliable information technology solutions for their needs. The team at "AMARTEK" is equipped with a highly developed skillset developed over decades of experience not only in information technology but also in business processes across a range of industry sectors. This business experience makes us uniquely positioned to offer solutions promising greater operational efficiency, productivity gains and cost savings for each of our clients, regardless of their industry.

As an established technology-intensive company, we pride ourselves on providing a comprehensive suite of solutions comprising of Infrastructure Consultancy, on/offsite services, Custom software and web development, Talent Augmentation, and enterprise architecture consulting. Our team consistently delivers state-of-the-art solutions in various areas including, but not limited to: integrated business solutions, system applications, product development and professional services.

At "AMARTEK", we guarantee rapid, reliable and robust information technology solutions that work.