UI Architect (MineStar Onboard) / Architecture UI (MineStar Onboard)

📍 Job Overview

Job Title: UI Architect (MineStar Onboard) / Architecture UI (MineStar Onboard)

Company: Caterpillar Inc.

Location: Laval, Quebec, Canada

Job Type: Full time

Category: Software Engineering / UI Architecture

Date Posted: August 26, 2026

Experience Level: 5-10 Years

Remote Status: On-site

🚀 Role Summary

• Lead the definition and evolution of scalable UI architecture for embedded mining and construction platforms, focusing on user experience and performance within constrained environments.

• Translate complex operational requirements into intuitive, high-performance embedded user interfaces, bridging UI systems with onboard platforms and backend services.

• Establish reusable design patterns, component frameworks, and best practices to ensure consistency and efficiency across MineStar Onboard products.

• Provide architectural governance and technical leadership in a scaled Agile environment to guide the delivery of high-quality, predictable releases.

📝 Enhancement Note: This role is critical for advancing Caterpillar's technological leadership in automation and digital innovation within the mining and construction sectors. The focus on embedded systems for onboard platforms signifies a specialized area within UI Architecture, requiring expertise in performance optimization and integration with hardware.

📈 Primary Responsibilities

• Drive the UI Architecture Strategy: Lead the definition and evolution of scalable UI architecture, including component frameworks, navigation models, state management, and performance optimization strategies for embedded environments.

• Translate Business and User Needs into Solutions: Partner with customers, Product Owners, and System Architects to analyze workflows, define requirements, and design user-centric UI solutions for complex onboard applications.

• Enable Integration Across Systems: Provide expertise on integration between UI layers and onboard/embedded systems, APIs, and infrastructure, ensuring robust data contracts, error handling, security, and system reliability.

• Establish Design Standards and Reuse: Drive consistency across MineStar products by creating and governing reusable UI patterns, shared components, and design standards that improve development efficiency and user experience.

• Lead End-to-End UI Delivery: Oversee and contribute to the design, development, testing, and release of embedded web applications, ensuring high-quality, performant, and maintainable solutions.

• Champion Quality and Best Practices: Define and promote automated testing strategies (unit, integration, end-to-end), performance benchmarks, and engineering best practices for UI development in embedded systems.

• Provide Technical Leadership and Mentorship: Guide and mentor engineers across teams, conduct design reviews, and influence technical decisions to elevate overall UI engineering capability.

• Own Architecture Artifacts and Governance: Develop and maintain architecture documentation, specifications, estimates, and validation artifacts to support alignment, scalability, and long-term sustainability.

📝 Enhancement Note: The responsibilities highlight a blend of strategic architectural planning and hands-on technical contribution. The emphasis on "embedded web applications" and "onboard platforms" suggests a need for deep understanding of resource-constrained environments and real-time system interactions, differentiating it from typical web application architecture roles.

🎓 Skills & Qualifications

Education: Bachelor’s degree in engineering (software, electrical, computer) or a related discipline, or an equivalent combination of education and work experience.

Experience: Demonstrated extensive professional experience as a web application developer and/or UI Architect (or equivalent) delivering production software, with a focus on embedded web applications.

Required Skills:

• Proficiency in embedded web UI development using HTML5, CSS, TypeScript/JavaScript, and Angular.

• Strong UI architecture skills including navigation models, state management, shared component governance, and versioning strategies.

• Experience with Web Components and micro-frontend styled UI composition.

• Experience with 3D and map-based visualization using WebGL, OpenLayers, and/or three.js.

• Deep understanding of performance optimization for embedded environments (startup time, rendering performance, memory constraints).

• Expertise in automated UI testing practices, including unit, component, integration, and end-to-end testing.

• Knowledge of API integration, robust error handling, logging/telemetry, and secure UI design principles.

• Effective communication skills for explaining complex technical concepts to diverse audiences.

• Strategic thinking capabilities to align technical solutions with business objectives.

• Influencing skills to drive technical decisions and mentor engineering teams.

• Software product design and architecture knowledge, translating market requirements into technical designs. Preferred Skills:

• Fluency in English and French (both written and spoken).

• Previous experience in C++ programming.

• Previous experience using scripting languages (e.g., Python).

• Previous experience with GNSS positioning, Wi-Fi, TCP/IP, UDP, SSL.

• Previous experience using real-time operating systems.

• Previous familiarity with WebAssembly.

📝 Enhancement Note: The detailed technical requirements emphasize specialized skills crucial for embedded systems development, such as WebGL, OpenLayers, and performance optimization in memory-constrained environments. The preference for bilingualism in English and French is a significant advantage for collaboration within the Quebec-based team and potentially with international stakeholders.

📊 Process & Systems Portfolio Requirements

Portfolio Essentials:

• Demonstrate case studies of complex UI architecture designs for embedded or resource-constrained systems, highlighting scalability and maintainability.

• Showcase examples of reusable UI components, design patterns, and style guides that have improved development efficiency and user experience consistency.

• Present projects involving the integration of UI layers with backend services or embedded hardware, emphasizing robust data handling and error management.

• Include examples of performance optimization strategies implemented for web applications, particularly those deployed in embedded contexts, with measurable improvements. Process Documentation:

• Provide documentation examples of UI architectural strategies, including navigation models, state management approaches, and component versioning.

• Illustrate workflow designs for translating user stories and business requirements into technical UI specifications for embedded applications.

• Showcase methodologies for implementing and measuring automated testing strategies (unit, integration, E2E) for embedded UI development.

📝 Enhancement Note: Candidates should prepare to showcase a portfolio that clearly articulates their architectural decision-making process, focusing on the challenges and solutions specific to embedded systems. Demonstrating how they've driven consistency and efficiency through design patterns and reusable components will be key.

💵 Compensation & Benefits

Salary Range: $122,200.00 - $152,760.00 CAD per year

Benefits:

• Comprehensive compensation package with a competitive base salary.

• Opportunities for professional development and continuous learning.

• Exposure to cutting-edge technologies in the mining and construction automation sectors.

• Contribution to building world-class components and solutions for global customers.

• Access to Caterpillar's extensive dealer network and industry leadership.

Working Hours: Standard full-time hours, likely aligning with typical business operations in Laval, QC. The role requires working onsite five days a week.

📝 Enhancement Note: The provided salary range is specific to the Laval, Quebec, Canada location and reflects the senior level of a UI Architect with specialized embedded systems experience. While specific benefits are not detailed, Caterpillar typically offers a robust package for full-time employees, including health, retirement, and professional development opportunities. The explicit requirement for onsite work five days a week is critical.

🎯 Team & Company Context

🏢 Company Culture

Industry: Heavy Equipment Manufacturing, Technology, Mining Technology, Construction Technology, Automation, Autonomy.

Company Size: Caterpillar is a large, global enterprise with tens of thousands of employees worldwide, indicating a structured environment with significant resources and established processes.

Founded: Founded in 1925, Caterpillar has a long history of innovation and industry leadership, suggesting a culture that values stability, reliability, and continuous improvement.

Team Structure:

• The role is within "Cat Technology," which collaborates across the Caterpillar enterprise, implying a matrixed or highly cross-functional team structure.

• The UI Architect will likely report to a management lead within the UI/UX or Software Engineering division and work closely with Product Owners and System Architects.

• Collaboration is expected with various engineering teams responsible for onboard systems, backend services, and the broader MineStar platform. Methodology:

• The role operates within a scaled Agile environment, indicating a focus on iterative development, collaboration, and adaptability.

• Emphasis is placed on data analysis and insights for UI design and performance optimization.

• Workflow planning and optimization strategies are central to translating operational needs into effective UI solutions.

• Automation and efficiency practices are key drivers for development and testing.

Company Website: https://www.caterpillar.com/

📝 Enhancement Note: Caterpillar's culture emphasizes building a "better, more sustainable world" and "progress and innovation." For a UI Architect, this translates to creating solutions that enhance safety, productivity, and efficiency for customers, with a strong focus on reliability and technical excellence. The "One Team" philosophy suggests a collaborative and supportive work environment.

📈 Career & Growth Analysis

Operations Career Level: This is a senior-level role (UI Architect) within the engineering and technology domain, specifically focused on software architecture for embedded user interfaces. It requires significant technical expertise and leadership capabilities.

Reporting Structure: The UI Architect will likely report to a UI/UX Manager or Director of Software Engineering within the Cat Technology division. They will collaborate closely with Product Owners, System Architects, and development teams.

Operations Impact: The UI Architect's work directly influences the usability, efficiency, and performance of Caterpillar's onboard mining and construction equipment, impacting customer productivity, safety, and overall operational success. They are key to driving technological advancement in automation and autonomy.

Growth Opportunities:

• Advance to Principal UI Architect, technical lead for larger initiatives, or management roles within UI/UX or Software Engineering.

• Deepen expertise in specialized areas like 3D visualization, real-time systems, or specific aspects of automation and autonomy.

• Develop leadership skills through mentoring junior engineers and influencing architectural decisions across multiple product lines.

📝 Enhancement Note: This role offers a clear path for technical specialization and leadership within a large, established technology organization. The focus on embedded systems within a critical industry like mining and construction provides unique opportunities for impactful career growth and skill development.

🌐 Work Environment

Office Type: The position requires working onsite five days a week at the Laval, QC office. This suggests a traditional office environment designed for collaboration.

Office Location(s): Laval, Quebec, Canada. This location offers a hub for technological development within the province.

Workspace Context:

• The workspace will likely support collaborative design sessions, team meetings, and individual focused work.

• Access to relevant software, development tools, and potentially hardware test environments for embedded systems will be provided.

• Opportunities for frequent interaction with cross-functional teams, including Product Owners, System Architects, and development engineers.

Work Schedule: Standard full-time work schedule, with an expectation of onsite presence. Flexibility may be available outside of core hours, but the primary work arrangement is on-site.

📝 Enhancement Note: The mandatory onsite presence at the Laval office is a key factor for candidates. This environment is designed to foster collaboration, which is crucial for an architect role involving complex system integrations and cross-functional team interactions.

📄 Application & Portfolio Review Process

Interview Process:

• Initial Screening: HR or recruiter call to assess basic qualifications, experience, and interest.

• Technical Interview(s): Likely includes in-depth discussions on UI architecture principles, embedded systems challenges, specific technologies (Angular, HTML5, CSS, JavaScript/TypeScript), and problem-solving scenarios. Expect questions on performance optimization and integration.

• Portfolio Review: A dedicated session to walk through selected projects, demonstrating architectural decisions, technical challenges overcome, and impact.

• Behavioral Interview: Assesses soft skills, leadership potential, teamwork, and cultural fit, using situational and behavioral questions.

• Hiring Manager Interview: Final discussion to confirm alignment with team goals and leadership expectations.

Portfolio Review Tips:

• Curate Selectively: Choose 2-3 projects that best showcase your UI architecture expertise in embedded or complex environments. Highlight the "MineStar Onboard" context if possible.

• Structure Case Studies: For each project, clearly articulate: the problem/challenge, your architectural approach, key technical decisions, the technologies used, the challenges encountered (e.g., performance, integration), your solutions, and the measurable outcomes/impact.

• Demonstrate Technical Depth: Be prepared to dive deep into your code, design patterns, and architectural diagrams. Explain why you made specific choices.

• Focus on Collaboration: Highlight instances where you collaborated with product owners, system architects, and development teams to achieve project goals.

• Quantify Impact: Whenever possible, use metrics to demonstrate the success of your architectural designs (e.g., performance improvements, development efficiency gains, reduction in bugs).

Challenge Preparation:

• Be ready for a technical challenge that might involve designing a UI architecture for a hypothetical embedded system, optimizing a given UI component for performance, or solving an integration problem between UI and backend components.

• Practice articulating your thought process clearly and concisely, as if presenting to a team.

• Prepare to discuss how you would approach testing, scalability, and maintainability for such a challenge.

📝 Enhancement Note: Candidates should anticipate a rigorous interview process that heavily emphasizes technical architecture, practical application of skills in embedded systems, and the ability to articulate their contributions through a well-prepared portfolio. The emphasis on collaboration and problem-solving within an Agile framework will be critical.

🛠 Tools & Technology Stack

Primary Tools:

• UI Frameworks: Angular (highly emphasized), HTML5, CSS, TypeScript/JavaScript.

• Visualization Libraries: WebGL, OpenLayers, three.js (for 3D and map-based visualizations).

• Component Architecture: Web Components, Micro-frontends.

• Development Environments: Likely IDEs such as VS Code, with relevant build tools and linters.

Analytics & Reporting:

• While not explicitly listed for UI, expect usage analytics or performance monitoring tools to be integrated into the embedded systems for data collection and analysis.

• Tools for generating performance benchmarks and test reports. CRM & Automation:

• Not directly applicable to the UI Architect role, but understanding how the UI integrates with backend systems that might use CRMs or automation platforms is beneficial.

• Agile project management tools (e.g., Jira) will be used for task tracking and workflow management.

📝 Enhancement Note: The technology stack is heavily skewed towards modern web technologies adapted for embedded environments. Expertise in Angular, along with a strong understanding of component-based architecture and visualization libraries, is paramount. Familiarity with tools that support performance analysis and automated testing in these contexts will be advantageous.

👥 Team Culture & Values

Operations Values:

• Innovation & Progress: Driving technological advancements in automation and digital solutions for mining and construction.

• Customer Focus: Translating operational needs into intuitive and high-performance user experiences that enhance customer productivity and safety.

• Technical Excellence: Upholding high standards in UI architecture, development, and testing for robust and reliable embedded systems.

• Collaboration & Teamwork: Working effectively within a scaled Agile framework, fostering knowledge sharing, and supporting team members.

• Efficiency & Optimization: Continuously seeking ways to improve development processes, system performance, and user workflows.

Collaboration Style:

• Highly collaborative, working closely with Product Owners, System Architects, and development teams in a scaled Agile environment.

• Emphasis on clear communication, design reviews, and proactive problem-solving.

• Mentorship and knowledge sharing are integral to elevating the team's overall UI engineering capability.

📝 Enhancement Note: The culture values technical leadership that drives innovation while remaining grounded in practical application and customer needs. The emphasis on collaboration and continuous improvement within an Agile framework is key for success in this role.

⚡ Challenges & Growth Opportunities

Challenges:

• Performance Optimization in Embedded Systems: Balancing rich UI features with strict performance constraints (CPU, memory, startup time) inherent in onboard, embedded platforms.

• Integration Complexity: Seamlessly integrating UI layers with diverse onboard hardware, real-time operating systems, and backend services.

• Scalability and Consistency: Ensuring architectural patterns and components scale effectively across multiple MineStar Onboard products while maintaining a consistent user experience.

• Keeping Pace with Technology: Continuously adapting to evolving web technologies and their application in specialized embedded contexts.

• Cross-functional Alignment: Effectively communicating architectural vision and requirements to diverse stakeholders with varying technical backgrounds.

Learning & Development Opportunities:

• Deep Dive into Embedded Systems: Gain specialized knowledge in the unique challenges and opportunities of UI development for heavy machinery and industrial applications.

• Advance in Automation & Autonomy: Contribute to cutting-edge technologies that are transforming the mining and construction industries.

• Leadership Development: Hone skills in technical leadership, architectural governance, and team mentorship.

• Industry Exposure: Work with a global leader in heavy equipment manufacturing and technology.

📝 Enhancement Note: The primary challenges revolve around the technical complexities of embedded systems and large-scale enterprise software development. Growth opportunities are strong for individuals seeking to become deep experts in industrial UI/UX architecture and contribute to significant technological advancements.

💡 Interview Preparation

Strategy Questions:

• UI Architecture for Embedded Systems: "Describe your approach to designing a scalable and performant UI architecture for an embedded system with limited resources. What are the key considerations compared to a typical web application?" (Prepare to discuss state management, component reuse, performance bottlenecks, and integration strategies.)

• Angular & Web Components: "How would you leverage Angular and Web Components to build a reusable and maintainable UI library for our MineStar Onboard platform? Discuss versioning and integration strategies." (Be ready to explain the benefits and potential challenges of these technologies in your context.)

• Performance Tuning: "Walk me through a time you had to optimize the performance of a web application, specifically focusing on startup time or rendering efficiency in a constrained environment. What tools and techniques did you use, and what were the results?" (Have a specific, quantifiable example ready.)

• Integration Challenges: "Imagine integrating a new UI module into an existing embedded system. What are the critical integration points you'd focus on, and what potential issues would you anticipate with APIs and data contracts?" (Think about error handling, security, and data consistency.)

Company & Culture Questions:

• "What interests you about Caterpillar and the MineStar Onboard product line?" (Research Caterpillar's mission, values, and the role of technology in their industry.)

• "How do you approach collaborating with Product Owners and System Architects to define and deliver UI solutions?" (Highlight your experience in Agile environments and stakeholder management.)

• "Describe your experience mentoring other engineers or leading technical design reviews." (Showcase your leadership potential and ability to influence.) Portfolio Presentation Strategy:

• Focus on Impact: For each project, clearly state the business problem or user need, your architectural solution, and the tangible benefits achieved (e.g., improved performance by X%, reduced development time by Y%, enhanced user satisfaction).

• Technical Deep Dive: Be prepared to explain the "why" behind your architectural choices. Discuss trade-offs, alternatives considered, and the rationale for your final decisions.

• Visual Aids: Use diagrams, mockups, or code snippets (if appropriate and anonymized) to illustrate your points effectively.

• Tailor to the Role: Emphasize projects that demonstrate experience with embedded systems, performance optimization, complex integrations, and reusable component development.

📝 Enhancement Note: Interview preparation should focus on demonstrating a deep understanding of UI architecture principles, specific expertise in the required technologies, and the ability to apply this knowledge to the unique challenges of embedded systems within Caterpillar's operational context.

📌 Application Steps

To apply for this UI Architect position:

• Submit your application through the Caterpillar Careers portal link provided.

• Curate your resume: Highlight your experience with Angular, HTML5, CSS, TypeScript/JavaScript, UI architecture, embedded systems, and performance optimization. Quantify achievements with metrics where possible.

• Prepare your portfolio: Select 2-3 key projects that best showcase your UI architecture skills in embedded or resource-constrained environments. Be ready to discuss your process, technical decisions, and impact.

• Research Caterpillar and MineStar: Understand the company's mission, values, and the context of their mining and construction technology solutions.

• Practice interview questions: Rehearse responses to common technical, behavioral, and situational questions, particularly those related to UI architecture, embedded systems, and Agile methodologies.

⚠️ Important Notice: This enhanced job description includes AI-generated insights and operations industry-standard assumptions. All details should be verified directly with the hiring organization before making application decisions.