UI Engineer

📍 Job Overview

Job Title: UI Engineer

Company: Diversified Services Network, Inc.

Location: Chicago, Illinois, United States

Job Type: FULL_TIME

Category: Front-End Engineering / UI Development

Date Posted: May 01, 2026

Experience Level: Mid-Senior Level (5-7 years)

Remote Status: Hybrid

🚀 Role Summary

• Design, develop, and maintain modern, cloud-based, customer-facing web applications with a focus on intuitive user interfaces and high performance.

• Collaborate closely with architects, product owners, and cross-functional engineering teams within an Agile/Scrum framework to refine requirements and deliver technical features.

• Proactively manage technical debt, including code reviews, performance optimization, UX enhancements, and the development of reusable UI components.

• Lead proofs of concept (POCs) and major technical initiatives to explore innovative solutions and drive front-end best practices.

📝 Enhancement Note: While the job title is "UI Engineer," the responsibilities heavily lean into front-end development with a strong emphasis on building robust, scalable web applications. The role requires a blend of design sensibility and deep technical expertise in modern front-end frameworks and cloud technologies. The "Sr." in the internal description suggests a level of autonomy and leadership expected from candidates.

📈 Primary Responsibilities

• Independently contribute to the UI/front-end design and development of cloud-based, customer-facing web applications.

• Collaborate with architects, front-end and back-end teams, Product Owners/Product Managers, Scrum Masters, and Engineering Managers to ensure solution alignment and successful delivery.

• Implement UI best practices, manage technical debt, and drive continuous improvement through pull requests, performance optimization, and UX enhancements.

• Develop and maintain reusable UI components, such as dashboards, widgets, and custom tables, utilizing tools like Storybook.

• Lead proofs of concept (POCs) and major technical spikes to evaluate new technologies and approaches.

• Refine requirements into well-defined technical features and user stories within an Agile framework.

• Support the integration and development of Grafana visualizations for monitoring and reporting.

• Work effectively within an Agile (Scrum) environment alongside multiple cross-functional teams.

📝 Enhancement Note: The responsibilities highlight a hands-on development role with significant ownership. The expectation to "lead proofs of concept" and "manage technical debt" indicates a need for proactive problem-solving and architectural thinking beyond just feature implementation. The mention of Grafana suggests an interest in data visualization and application monitoring from the front-end perspective.

🎓 Skills & Qualifications

Education:

Experience:

Required Skills:

• Proficiency in designing, developing, deploying, and maintaining intuitive and high-performance user interfaces.

• Expertise in TypeScript, React, and Redux (minimum 3 years of experience).

• Strong overall experience (5-7 years) in web application and UI development.

• Hands-on experience with modern front-end development tools and technologies including Jest, Webpack, RESTful APIs, HTML5, and CSS3.

• Experience building new web applications from inception.

• Proven ability to lead major technical proofs of concept (POCs).

• Experience developing higher-order reusable UI components (e.g., dashboards, widgets, custom tables).

• Familiarity with UI middleware and mocking tools such as Redux-Saga and Mirage JS.

• Experience using API development and testing tools like Swagger and Postman.

• Experience with AWS Cloud environments.

• Experience with automated CI/CD pipelines.

• Experience with behavior-driven development (BDD) using Cucumber.

• Ability to work effectively under pressure and within tight timelines.

Preferred Skills:

• Experience integrating and developing Grafana visualizations.

• Familiarity with Storybook for component development and documentation.

📝 Enhancement Note: The required skills list is extensive, emphasizing modern front-end best practices. The explicit mention of both "TypeScript, React, and Redux" (3+ years) and "overall experience in web application and UI development" (5-7 years) suggests that while deep expertise in the core trio is critical, a broader understanding of web technologies is also valued. The inclusion of AWS, CI/CD, and BDD points towards a full-stack-like understanding of the development lifecycle.

📊 Process & Systems Portfolio Requirements

Portfolio Essentials:

• Showcase of well-designed, high-performance web applications demonstrating expertise in React, TypeScript, and Redux.

• Examples of reusable UI components (dashboards, widgets, custom tables) with clear explanations of their architecture and benefits.

• Case studies detailing the process of building new web applications, including initial requirements gathering, design decisions, and implementation challenges.

• Demonstrations of API integration using tools like Swagger and Postman, highlighting efficient development and testing workflows.

Process Documentation:

• Examples of how technical debt was managed, including performance optimization strategies, code review contributions, and UX improvements.

• Documentation or examples of leading proofs of concept (POCs) or technical spikes, outlining the methodology, findings, and recommendations.

• Demonstrations of experience working within an Agile/Scrum framework, potentially including contributions to user story refinement and technical feature breakdown.

• Evidence of experience with UI middleware and mocking tools (Redux-Saga, Mirage JS) and their application in development workflows.

📝 Enhancement Note: For a UI Engineer role at this level, a strong portfolio is crucial. Candidates should prepare to articulate not just what they built, but how they built it, focusing on the processes, tools, and decision-making involved in delivering robust front-end solutions. Demonstrating experience with the full development lifecycle, from concept to deployment and maintenance, will be key.

💵 Compensation & Benefits

Salary Range:

• Estimated Range: $100,000 - $135,000 Annually

• Methodology: Based on the 5-7 years of experience requirement, the specific technology stack (TypeScript, React, Redux, AWS, CI/CD), and the hybrid work arrangement in a major metropolitan area like Chicago. National averages for similar roles using tools like Glassdoor, LinkedIn Salary, and Salary.com were consulted and adjusted for the Chicago region's cost of living and the Fortune 500 context of the employer. This range reflects a balance between technical expertise and the senior-level responsibilities outlined.

Benefits:

• Comprehensive Health Insurance (Medical, Dental, Vision)

• Health Savings Account (HSA)

• Disability Insurance

• Life Insurance

• 401(k) retirement plan with company match

• Paid Time Off (PTO)

• Paid Holidays

Working Hours:

• Standard full-time workweek, likely around 40 hours. The hybrid nature suggests flexibility in scheduling workdays, with an expectation of in-office presence as needed for collaboration.

📝 Enhancement Note: The salary range is an estimate based on industry benchmarks for a UI Engineer with 5-7 years of experience in a major US city, working for a large, established company. The specific compensation will depend on the candidate's exact experience, skills, and negotiation. The benefits package is comprehensive and typical for a Fortune 500 company.

🎯 Team & Company Context

🏢 Company Culture

Industry: Diversified Services Network, Inc. operates within a broad range of service industries, suggesting a stable, established enterprise environment. As a Fortune 500 company, DSN likely prioritizes reliability, scalability, and robust operational processes. This context implies a focus on well-documented code, adherence to established architectural patterns, and a structured approach to development.

Company Size: Fortune 500 indicates a large enterprise, likely with thousands of employees globally. This size suggests a well-defined organizational structure, established career paths, and potentially a more formal corporate culture. For operations professionals, this often means opportunities for specialization, access to extensive resources, and participation in large-scale projects.

Founded: While the founding date isn't provided, being a Fortune 500 company implies a long history and significant market presence, suggesting a mature organization with deep industry experience.

Team Structure:

• The UI Engineer will likely be part of a larger engineering department, potentially within a product development or IT division.

• They will collaborate within cross-functional Agile teams comprising Product Owners, Scrum Masters, back-end engineers, architects, and potentially QA specialists.

Methodology:

• Agile framework, specifically Scrum, is the primary methodology. This involves iterative development, sprint planning, daily stand-ups, sprint reviews, and retrospectives.

• Focus on modern UI best practices, including component-based architecture, reusable code, and performance optimization.

• Emphasis on cloud-native development and leveraging AWS services.

• Integration of CI/CD pipelines for automated testing and deployment.

• Use of API development and testing tools for seamless integration.

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

📝 Enhancement Note: The Fortune 500 status is a significant indicator of the company's stability and operational maturity. Operations professionals can expect a structured environment with established processes, potential for long-term career growth, and access to significant resources. The emphasis on Agile and modern tech stacks suggests a company that balances tradition with innovation.

📈 Career & Growth Analysis

Operations Career Level: This role is positioned at a mid-to-senior level, requiring 5-7 years of experience. The responsibilities indicate an expectation of independent contribution, leadership in technical initiatives (POCs), and proactive management of technical debt. It’s a role where an engineer can significantly influence front-end architecture and best practices.

Reporting Structure: The UI Engineer will report to an Engineering Manager or a similar leadership role within the product development or IT organization. They will work within cross-functional Agile teams, reporting progress and collaborating frequently with Product Owners, Scrum Masters, and fellow engineers.

Operations Impact: The UI Engineer directly impacts the customer experience and the usability of DSN's web applications. By building intuitive, high-performance interfaces, they contribute to customer satisfaction, engagement, and potentially conversion rates. Their work on reusable components and technical debt management also improves development efficiency and long-term maintainability for the engineering organization.

Growth Opportunities:

• Technical Specialization: Deepen expertise in React, TypeScript, Redux, and cloud-native front-end development, potentially becoming a go-to expert in these areas.

• Architectural Leadership: Grow into a Senior Engineer or Lead Engineer role, taking on more responsibility for solution design, architectural decisions, and mentoring junior developers.

• Cross-Functional Expansion: Gain exposure to back-end development, DevOps practices (CI/CD, AWS), and data visualization (Grafana), broadening skill sets.

• Management Track: For those interested, there are potential pathways into engineering management roles, overseeing teams and projects.

📝 Enhancement Note: The role offers a solid foundation for career advancement within a large organization. The emphasis on leadership in POCs and technical debt management suggests opportunities to grow into more senior technical or architectural roles. The Fortune 500 environment typically provides structured career progression frameworks.

🌐 Work Environment

Office Type: The role is designated as "Hybrid," meaning a blend of remote work and in-office presence. This suggests a flexible work environment that balances the benefits of remote work with the collaborative advantages of in-person interaction.

Office Location(s): The position is based in Chicago, IL, or Peoria, IL. This offers candidates in these regions the opportunity to work for a large, reputable company without requiring a full-time commute. Specific details about office amenities and collaborative spaces would be available upon inquiry.

Workspace Context:

• Collaborative Spaces: Expect modern office environments designed to foster teamwork, with meeting rooms, breakout areas, and potentially open-plan seating arrangements.

• Tools & Technology: Access to standard corporate IT infrastructure, development tools, and collaboration platforms (e.g., Slack, Microsoft Teams, Jira). The company will provide necessary hardware and software licenses.

• Team Interaction: Regular opportunities for face-to-face interaction with team members, product owners, and other stakeholders during in-office days, facilitating effective communication and problem-solving.

Work Schedule: The standard work schedule is likely 40 hours per week, with flexibility in daily start and end times typical of hybrid roles. Adherence to Agile sprint cadences will dictate some meeting schedules.

📝 Enhancement Note: The hybrid model is a significant draw for work-life balance. Candidates should clarify the expected number of days in the office per week and how team collaboration is structured to ensure it aligns with their preferences.

📄 Application & Portfolio Review Process

Interview Process:

• Initial Screening: A recruiter or hiring manager will likely conduct an initial phone screen to assess basic qualifications, experience, and cultural fit.

• Technical Interview(s): Expect one or more in-depth technical interviews. These may include:

  • Live Coding: Practical coding exercises in TypeScript/React/Redux, potentially involving algorithm challenges or component implementation.
  • System Design: A discussion or whiteboard session on designing a front-end architecture for a given problem, focusing on scalability, performance, and best practices.
  • Technical Deep Dive: Questions about specific technologies listed in the requirements (AWS, CI/CD, API tools, BDD).

• Portfolio Review: Candidates will be asked to present and discuss their portfolio, highlighting key projects, their specific contributions, and the processes they followed.

• Behavioral/Cultural Fit Interview: Questions designed to assess communication skills, teamwork, problem-solving approach, and alignment with DSN's values.

• Final Interview: Potentially with senior leadership or a hiring manager to make a final decision.

Portfolio Review Tips:

• Curate Select Projects: Choose 2-3 of your strongest projects that best showcase your proficiency in React, TypeScript, Redux, and your experience with modern web development practices.

• Focus on Impact: For each project, clearly articulate the problem it solved, your specific role and contributions, the technologies used, and the quantifiable outcomes or benefits achieved (e.g., performance improvements, user engagement increases).

• Demonstrate Process: Be prepared to walk through your development process, including how you approached requirements, designed the UI, wrote the code, tested it, and managed any technical debt or challenges.

• Highlight Reusable Components: If you have examples of dashboards, widgets, or custom component libraries, be ready to explain their design, reusability, and the benefits they brought to the project or team.

• Technical Depth: Be ready to discuss technical decisions, trade-offs made, and justify your choices, especially concerning performance optimization and architectural patterns.

Challenge Preparation:

• Coding Practice: Brush up on JavaScript, TypeScript, React, and Redux fundamentals. Practice common coding challenges related to data structures, algorithms, and UI manipulation.

• System Design Scenarios: Think about how you would design a scalable front-end application, considering state management, API integration, performance, and user experience.

• Agile/Scrum Understanding: Be ready to discuss your experience working in Agile environments and how you contribute to team success within sprints.

• Company Research: Understand DSN's business and how a strong UI impacts their customers and overall success.

📝 Enhancement Note: The interview process is likely rigorous, reflecting the senior level of the role and the company's Fortune 500 status. A well-prepared portfolio presentation is critical, as it will serve as the primary evidence of your technical capabilities and problem-solving approach.

🛠 Tools & Technology Stack

Primary Tools:

• JavaScript/TypeScript: Core language for front-end development.

• React: Primary JavaScript library for building user interfaces.

• Redux: State management library for complex applications.

• Jest: JavaScript testing framework for unit and integration testing.

• Webpack: Module bundler for optimizing front-end assets.

• HTML5 & CSS3: Fundamental web technologies for structure and styling.

Analytics & Reporting:

• Grafana: Tool for visualizing and monitoring data, used for dashboards and application performance insights.

• API Development/Testing Tools: Swagger, Postman for designing, documenting, and testing RESTful APIs.

CRM & Automation:

• AWS Cloud Environments: For hosting, deploying, and managing applications.

• CI/CD Pipelines: Automated build, test, and deployment processes.

• UI Middleware/Mocking Tools: Redux-Saga for managing side effects, Mirage JS for API mocking.

• Behavior-Driven Development (BDD): Cucumber for collaborative specification and testing.

📝 Enhancement Note: This stack represents modern, robust front-end development practices. Candidates should be comfortable not only using these tools but also understanding how they integrate to form a cohesive development and deployment workflow. Experience with AWS and CI/CD is particularly important for cloud-based application development.

👥 Team Culture & Values

Operations Values:

• Collaboration: Strong emphasis on teamwork and cross-functional partnership to achieve shared goals. Expect to work closely with Product, back-end, and architecture teams.

• Quality & Performance: A commitment to delivering high-quality, performant, and reliable user interfaces that enhance customer experience and business outcomes.

• Continuous Improvement: A culture that encourages proactive management of technical debt, seeking better solutions, and embracing best practices in UI development.

• Innovation: Encouragement to explore new technologies and approaches through POCs and technical spikes to drive forward-thinking solutions.

• Ownership & Accountability: Taking responsibility for assigned tasks, driving them to completion, and contributing to the overall success of the team and project.

Collaboration Style:

• Agile Ceremonies: Active participation in Scrum meetings (stand-ups, planning, reviews, retrospectives) to ensure alignment and transparency.

• Code Reviews: Engaging in constructive code reviews, both giving and receiving feedback to improve code quality and share knowledge.

• Cross-Functional Partnerships: Building strong working relationships with Product Owners, back-end engineers, and architects to ensure seamless integration of front-end solutions with the broader system.

• Knowledge Sharing: Willingness to share expertise, mentor junior team members, and contribute to a learning environment within the team.

📝 Enhancement Note: As a Fortune 500 company, DSN likely values a structured yet collaborative environment. The emphasis on Agile, quality, and continuous improvement aligns well with typical operations and engineering best practices. Candidates should demonstrate a proactive and team-oriented approach.

⚡ Challenges & Growth Opportunities

Challenges:

• Balancing Innovation with Stability: Integrating new technologies and UI patterns while maintaining the stability and scalability required of a Fortune 500 company.

• Managing Technical Debt: Proactively identifying and addressing technical debt in a large, established codebase to ensure long-term maintainability and performance.

• Cross-Functional Alignment: Ensuring seamless communication and integration between front-end development and various back-end services and business stakeholders.

• Rapid Evolution of Front-End Technologies: Staying current with the fast-paced changes in the front-end ecosystem while delivering on established project timelines.

Learning & Development Opportunities:

• Advanced Training: Opportunities to deepen expertise in React, TypeScript, and related front-end technologies, potentially through internal training, external courses, or conferences.

• Cloud Certifications: Pursuing AWS certifications or other cloud-related training to enhance skills in cloud-native development.

• Mentorship Programs: Access to mentorship from senior engineers or architects within DSN to guide career development and technical growth.

• Exposure to Diverse Projects: Working on a variety of customer-facing applications, providing exposure to different business domains and technical challenges.

📝 Enhancement Note: The challenges presented are typical for senior roles in large tech organizations. The growth opportunities are substantial, offering a clear path for technical advancement and skill broadening within a stable corporate structure.

💡 Interview Preparation

Strategy Questions:

• UI/UX Design & Implementation: "Describe a complex UI component you built. What were the challenges, how did you approach the design, and what was the outcome?" (Focus on your process, use of React/TypeScript, and any performance considerations.)

• Technical Debt Management: "How do you identify and prioritize technical debt in a front-end project? Can you give an example of how you addressed it?" (Highlight your proactive approach, use of tools, and impact on maintainability.)

• Agile Collaboration: "How do you collaborate with Product Owners and back-end engineers in an Agile environment to ensure requirements are met and integrations are smooth?" (Emphasize communication, problem-solving, and understanding of the full development lifecycle.)

Company & Culture Questions:

• Company Mission/Values: "What interests you about Diversified Services Network, Inc. and this specific role?" (Research DSN's industry and values; connect your passion for technology to their business goals.)

• Team Dynamics: "Describe your ideal team environment. How do you contribute to a positive and productive team culture?" (Highlight collaboration, communication, and a proactive attitude.)

• Impact Measurement: "How do you measure the success of your UI/front-end work?" (Discuss metrics like performance, user satisfaction, conversion rates, and code quality.)

Portfolio Presentation Strategy:

• Storytelling: Frame your portfolio projects as stories: the problem, your solution, your role, the technologies used, and the impact achieved.

• Visuals: Use clear, concise visuals (screenshots, brief demos if possible) to illustrate your work. Keep code snippets focused on key concepts.

• Technical Depth: Be prepared to dive deep into the technical details of your projects, explaining architectural decisions, trade-offs, and challenges overcome.

• Conciseness: Respect the interviewer's time. Aim for 5-10 minutes per project presentation, with ample time for Q&A.

• Relevance: Tailor your project selection and discussion to highlight the skills most relevant to the job description (React, TypeScript, Redux, AWS, CI/CD, Grafana integration).

📝 Enhancement Note: Prepare specific examples for each type of question. For technical questions, be ready to code live or discuss architectural diagrams. For behavioral questions, use the STAR method (Situation, Task, Action, Result). Your portfolio presentation is your chance to shine, so practice it thoroughly.

📌 Application Steps

To apply for this UI Engineer position:

• Submit your application through the provided link on the Workable platform.

• Portfolio Customization: Review your existing portfolio and select 2-3 projects that best demonstrate your expertise in React, TypeScript, Redux, AWS, and CI/CD. Ensure these projects highlight your ability to build high-performance, customer-facing applications and reusable components.

• Resume Optimization: Tailor your resume to emphasize the required skills and responsibilities listed in the job description. Use keywords such as "TypeScript," "React," "Redux," "Agile," "CI/CD," "AWS," "UI/UX," and "performance optimization." Quantify your achievements whenever possible (e.g., "Improved page load times by 20%").

• Interview Preparation: Practice answering common UI engineering interview questions, including live coding challenges, system design scenarios, and behavioral questions. Prepare a concise and compelling presentation of your portfolio projects.

• Company Research: Familiarize yourself with Diversified Services Network, Inc. by visiting their website (dsnworldwide.com). Understand their industry, company size (Fortune 500), and any publicly available information on their mission or values to demonstrate your interest and cultural fit.

⚠️ 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.