UI DEVELOPER

Robotics Technologies LLC; Seattle (WA); On-site; USD 120,000 - 190,000; Full time

Job summary

Robotics Technologies LLC is seeking a senior frontend developer to design, implement, and maintain responsive web applications. You will craft reusable UI components, integrate with REST APIs, and collaborate closely with UX/UI designers and backend teams.

The role requires deep experience with React or Angular, Redux patterns, and modern CI/CD workflows. You will guide junior developers, participate in Agile ceremonies, and help optimize performance across scalable web platforms.

Qualifications

• 12+ years of experience in UI / Frontend Development.
• Hands-on experience with React.js or Angular.
• Experience with responsive web design and CSS frameworks.
• Strong knowledge of REST APIs and JSON.
• Experience with Redux, Context API, or NgRx.

Responsibilities

• Design, develop, and maintain responsive and scalable web applications.
• Develop reusable UI components and frontend libraries.
• Collaborate with UX/UI designers, backend developers, and business teams.
• Integrate frontend applications with RESTful APIs and backend services.
• Optimize application performance, scalability, and page load times.
• Implement state management solutions such as Redux, Context API, or NgRx.
• Perform code reviews, debugging, and unit testing.
• Follow frontend development best practices and coding standards.
• Mentor junior developers and provide technical guidance.
• Participate in Agile/Scrum ceremonies and sprint planning.

Skills

React.js

Angular

REST APIs

Redux/Context API/NgRx

UI architecture

Git

Jenkins

CI/CD

Tools

Git

Jenkins

CI/CD pipelines

Job description

US Citizen, Green Card, H-1B, OPT-EAD, CPT, Other

Work Authorization: US Citizen, Green Card, OPT-EAD, CPT, H-1B, H4-EAD, Other

Job Overview:

Key Responsibilities :

Design, develop, and maintain responsive and scalable web applications.

Develop reusable UI components and frontend libraries.

Collaborate with UX/UI designers, backend developers, and business teams.

Integrate frontend applications with RESTful APIs and backend services.

Optimize application performance, scalability, and page load times.

Implement state management solutions such as Redux, Context API, or NgRx.

Perform code reviews, debugging, and unit testing.

Follow frontend development best practices and coding standards.

Mentor junior developers and provide technical guidance.

Participate in Agile/Scrum ceremonies and sprint planning.

Required Skills :

12+ years of experience in UI / Frontend Development.

Hands-on experience with React.js or Angular.

Experience with responsive web design and CSS frameworks.

Strong knowledge of REST APIs and JSON.

Experience with Redux, Context API, or NgRx.

Knowledge of UI architecture and reusable component development.

Experience with Git, Jenkins, and CI/CD pipelines.

Strong debugging and problem-solving skills.

We are an equal opportunity employer. All aspects of employment including the decision to hire, promote, discipline, or discharge, will be based on merit, competence, performance, and business needs. We do not discriminate on the basis of race, color, religion, marital status, age, national origin, ancestry, physical or mental disability, medical condition, pregnancy, genetic information, gender, sexual orientation, gender identity or expression, national origin, citizenship/ immigration status, veteran status, or any other status protected under federal, state, or local law.