Senior UI Software Engineer

📍 Job Overview

Job Title: Senior UI Software Engineer

Company: eClinical Solutions

Location: Mansfield, MA (Hybrid)

Job Type: Full-Time

Category: Software Engineering / Frontend Development

Date Posted: May 20, 2026

Experience Level: Senior (7+ years)

Remote Status: Hybrid

🚀 Role Summary

• Technical leadership in designing and developing user-centric experiences for a cutting-edge clinical data and analytics platform.

• Integration of advanced AI-powered capabilities, including LLMs and agentic workflows, into production-grade enterprise systems.

• Driving front-end architecture, engineering standards, and technical direction for modern web applications.

• Hands-on development with a focus on building reusable UI components, shared libraries, and scalable front-end patterns.

• Mentoring junior engineers and fostering a collaborative, innovative engineering culture.

📝 Enhancement Note: This role is explicitly positioned as a technical leadership opportunity within the product development team, focusing on the "elluminate® Clinical Data Cloud." The emphasis on AI, agentic workflows, and enterprise-grade systems indicates a strategic need for an engineer who can not only build robust UIs but also architect and implement complex, forward-looking features. The hybrid work model suggests a need for strong communication and collaboration skills, even with some remote flexibility.

📈 Primary Responsibilities

• Design, develop, test, and maintain modern web applications utilizing Angular, Blazor, TypeScript, C#, HTML, and CSS.

• Lead the modernization of existing UI applications and facilitate migration towards modern component-based architectures.

• Construct reusable UI components, shared libraries, and scalable front-end patterns across both Angular and Blazor applications.

• Collaborate closely with UX/UI designers to translate intuitive and responsive user experiences from concept to implementation.

• Partner effectively with backend engineering teams to seamlessly integrate APIs and distributed services into cohesive UI workflows.

• Optimize applications for peak performance, enhanced accessibility, robust responsiveness, and broad cross-browser compatibility.

• Actively participate in architecture discussions, technical design reviews, and strategic modernization initiatives.

• Proactively troubleshoot and resolve UI defects, address performance bottlenecks, and resolve integration issues.

• Contribute to CI/CD pipelines, automated testing strategies, and the continuous improvement of engineering best practices.

• Mentor junior engineers, fostering their growth and contributing to a high-performing, collaborative engineering culture.

• Create and maintain comprehensive technical documentation for UI architecture and implementation details.

📝 Enhancement Note: The responsibilities highlight a blend of core front-end development, architectural influence, and modern technology integration. The emphasis on "modern component-based architectures," "reusable UI components," and "scalable front-end patterns" points to a need for an engineer who can establish and maintain robust, maintainable codebases. The explicit mention of CI/CD and automated testing underscores the expectation of a strong DevOps mindset.

🎓 Skills & Qualifications

Education: Bachelor's or Master's degree in Computer Science or equivalent practical experience.

Experience: 7+ years of professional software engineering experience with a strong focus on front-end/UI development.

Required Skills:

• Expert-level proficiency in Angular, TypeScript, C#, Blazor, HTML5, and CSS3.

• Proven experience building enterprise-scale web applications and reusable UI component libraries using Blazor and C#.

• A strong "Automate Everything" mentality to improve code quality and streamline delivery to production environments.

• Deep understanding of responsive design principles and modern UI architecture best practices.

• Demonstrated experience integrating RESTful APIs and backend services effectively.

• Robust problem-solving and debugging capabilities.

Preferred Skills:

• Experience modernizing legacy web applications to contemporary standards.

• Familiarity with .NET backend technologies and microservices architectures.

• Exposure to cloud-native environments and specific AWS services.

• Experience designing or implementing data visualization or analytics-focused user interfaces.

• Prior exposure to regulated industries such as healthcare, life sciences, or complex SaaS platforms.

📝 Enhancement Note: The required skills are highly specific, emphasizing deep expertise in Angular and Blazor, which are less common together than, for example, Angular and React. The explicit mention of C# for enterprise-scale Blazor applications is crucial. The "Automate Everything" mentality is a key indicator of the company's operational philosophy. Preferred skills suggest opportunities for growth into backend, cloud, and data visualization domains.

📊 Process & Systems Portfolio Requirements

Portfolio Essentials:

• Showcase of enterprise-scale web applications developed using Angular and Blazor, demonstrating robust UI architecture and component reusability.

• Examples of reusable UI components, shared libraries, or scalable front-end patterns that have been successfully implemented and maintained.

• Case studies illustrating the modernization of legacy UI applications, highlighting the processes, challenges, and successful outcomes.

• Demonstrations of API integration, responsive design implementation, and performance optimization techniques applied in past projects.

Process Documentation:

• Evidence of creating and maintaining technical documentation for UI architecture, component implementation, and development workflows.

• Examples of contributions to design discussions, technical reviews, and modernization initiative planning.

• Documentation illustrating collaborative workflows with UX/UI designers and backend engineering teams.

📝 Enhancement Note: For a Senior UI Software Engineer role, particularly one involving architectural influence and modern technology integration, a portfolio is critical. It should not just display finished products but also the candidate's thought process, architectural decisions, and ability to establish best practices. The emphasis on Angular and Blazor component libraries suggests a need for tangible examples of reusable code.

💵 Compensation & Benefits

Salary Range: $132,000 - $190,000 USD per year.

Benefits:

• Comprehensive health, dental, and vision insurance plans.

• Generous paid time off (PTO) and holiday schedule, recognizing the importance of work-life balance.

• 401(k) retirement plan with company match, supporting long-term financial planning.

• Opportunities for professional development, including training, conferences, and certifications.

• Hybrid work model offering flexibility between remote work and in-office collaboration.

• Potential for stock options or other equity incentives in a growing company.

• Access to cutting-edge technology and tools for software development.

• Employee assistance program (EAP) for confidential support.

Working Hours: 40 hours per week, with potential for some flexibility to accommodate hybrid work arrangements and project needs.

📝 Enhancement Note: The provided salary range is $132,000 - $190,000 USD per year, which is competitive for a Senior UI Software Engineer in the Massachusetts tech market, especially considering the hybrid model and specialized skill set (Angular/Blazor). The benefits listed are standard for a tech company of this size and industry, with an emphasis on professional development and work-life balance, aligning with the company's "Top Workplaces" accolades.

🎯 Team & Company Context

🏢 Company Culture

Industry: Life Sciences / Healthcare Technology (SaaS Platform)

Company Size: eClinical Solutions is a growing company, indicated by its presence on job boards and its award recognition. The company has received "Top Workplaces USA Award for Remote Work" and "Top Workplaces Culture Excellence Awards," signaling a strong focus on employee satisfaction, culture, vision, and work-life balance.

Founded: The company was founded with the mission to transform clinical development, suggesting a history of innovation and a focus on improving healthcare outcomes through technology.

Team Structure:

• The role is within the "elluminate Product Development team," which builds enterprise-grade, revenue-generating products.

• This team operates at the intersection of cloud, data, analytics, and emerging AI technologies.

• The Senior UI Software Engineer will be a technical leader, implying a collaborative structure where senior members guide and mentor others.

Methodology:

• Focus on building "modern cloud platform" solutions.

• Emphasis on unifying, analyzing, and unlocking the value of data.

• Integration of AI-powered capabilities and agentic workflows into production-grade systems.

• Commitment to "Automate Everything" in software projects and code quality.

• Adherence to modern engineering standards, including CI/CD and automated testing.

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

📝 Enhancement Note: The company culture appears to be innovative, employee-centric, and focused on impactful technology within the healthcare sector. The "Top Workplaces" awards are a strong indicator of a positive and supportive environment. The "Automate Everything" mentality suggests a culture that values efficiency, continuous improvement, and modern development practices.

📈 Career & Growth Analysis

Operations Career Level: This is a Senior-level individual contributor role, focused on technical leadership and hands-on development within the UI engineering domain. It's a key position for driving the front-end strategy and implementation of the company's core product, the "elluminate® Clinical Data Cloud." The role involves significant influence on architecture, standards, and technical direction.

Reporting Structure: The Senior UI Software Engineer will likely report to an Engineering Manager or Director of Product Development, working within the elluminate Product Development team. They will also act as a technical mentor to junior engineers.

Operations Impact: The role has a direct impact on the usability, performance, and feature set of a core revenue-generating product. By integrating modern UI patterns, AI capabilities, and ensuring a high-quality user experience, this engineer directly contributes to customer satisfaction, adoption rates, and the overall success of eClinical Solutions in transforming clinical development.

Growth Opportunities:

• Technical Specialization: Deepen expertise in advanced front-end frameworks (Angular, Blazor), AI integration, and cloud-native architectures.

• Leadership Advancement: Transition into a Tech Lead role, managing a team of UI engineers and driving technical strategy for larger product initiatives.

• Cross-Functional Expansion: Gain exposure to backend .NET development, cloud infrastructure (AWS), and data visualization techniques, broadening technical skill set.

• AI/ML Application: Become a subject matter expert in applying AI and LLMs within enterprise SaaS products, a highly in-demand skill.

• Architectural Influence: Further shape the UI architecture and engineering standards for the growing "elluminate® Clinical Data Cloud."

📝 Enhancement Note: The "Senior" title and technical leadership responsibilities indicate a role with significant scope. The growth opportunities are substantial, allowing for deep specialization in high-demand areas like AI integration and front-end architecture, or a potential path into team leadership. The company's focus on innovation suggests a dynamic environment for career progression.

🌐 Work Environment

Office Type: Hybrid work environment. This means a blend of remote work and in-office collaboration. The exact split is likely to be determined by team needs and individual arrangements, but the company's remote work awards suggest flexibility.

Office Location(s): Mansfield, MA, United States. This location will serve as the primary hub for any in-office work.

Workspace Context:

• Collaborative Environment: Expect a culture that encourages collaboration, particularly during in-office days. This is crucial for design reviews, brainstorming sessions, and mentoring.

• Technology Focus: Access to modern development tools, cloud platforms (likely AWS, given the preferred skills), and potentially advanced AI development environments.

• Cross-functional Interaction: Frequent opportunities to interact with UX/UI designers, backend engineers, product managers, and potentially data scientists or AI specialists.

Work Schedule: Standard 40-hour work week, with the expectation of maintaining productivity and responsiveness in a hybrid setting. There may be occasional needs for flexible hours to meet project deadlines or accommodate cross-time-zone collaborations if applicable for specific projects.

📝 Enhancement Note: The "Hybrid" designation in Mansfield, MA, combined with the company's "Top Workplaces for Remote Work" award, suggests a progressive and flexible approach to the work environment. The emphasis on collaboration implies that in-office days will be focused on high-value interactions.

📄 Application & Portfolio Review Process

Interview Process:

• Initial Screening: A recruiter or hiring manager will review your application, focusing on alignment with the core technical requirements (Angular,

Blazor, C#, AI integration experience).

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

  • Coding Challenges: Live coding exercises or take-home assignments focusing on front-end development, component design, API integration, and potentially AI integration logic.
  • Architecture & Design Discussions: Questions about UI architecture, component strategy, performance optimization, and how you would approach specific development challenges.
  • AI Integration Scenarios: Discussions on how to integrate LLMs or AI services responsibly into enterprise applications, including prompt engineering, evaluation, and guardrails.

• Portfolio Review: A dedicated session to walk through your portfolio. Be prepared to discuss your contributions, technical decisions, challenges faced, and the impact of your work.

• Behavioral/Cultural Fit Interview: Questions assessing your leadership style, mentoring approach, collaboration skills, problem-solving abilities, and alignment with eClinical Solutions' values and culture.

• Final Interview: Potentially with senior leadership to discuss strategic alignment and overall fit.

Portfolio Review Tips:

• Highlight Key Technologies: Showcase projects that prominently feature Angular, Blazor, TypeScript, and C#.

• Demonstrate AI Integration: Include examples of projects where you've integrated LLMs or AI services, detailing the approach, tools used (e.g., OpenAI, Azure OpenAI), and outcomes.

• Showcase Component Libraries: Present examples of reusable UI components or shared libraries you've developed, explaining their architecture and benefits.

• Detail Modernization Efforts: If applicable, present case studies on modernizing legacy applications, emphasizing your role and the impact.

• Quantify Impact: Wherever possible, use metrics to demonstrate the success of your work (e.g., performance improvements, adoption rates, efficiency gains).

• Explain Technical Decisions: Be ready to articulate why you made certain architectural choices, technology selections, or design patterns.

Challenge Preparation:

• Practice Core Skills: Refresh your knowledge of Angular, Blazor, TypeScript, C#, HTML, CSS, and JavaScript fundamentals. Practice common data structures and algorithms.

• AI Integration Scenarios: Prepare to discuss how you'd approach integrating a specific AI feature into a web application, considering user experience, performance, and ethical implications.

• System Design: Be ready to discuss high-level system design for front-end applications, including state management, API integration patterns, and component architecture.

• Mentorship: Prepare examples of how you've mentored junior engineers or contributed to team knowledge sharing.

📝 Enhancement Note: The interview process for a Senior role, especially one involving cutting-edge AI integration, will be rigorous. A strong portfolio that directly addresses the required technologies (Angular, Blazor) and the AI/LLM integration aspect is paramount. Candidates should be prepared to discuss not just how they build things, but why, and how they mentor others.

🛠 Tools & Technology Stack

Primary Tools:

• Front-end Frameworks: Angular, Blazor.

• Languages: TypeScript, C#, HTML, CSS.

• Development Environment: Likely Visual Studio, VS Code, or similar IDEs.

• Version Control: Git (e.g., GitHub, GitLab, Bitbucket).

Analytics & Reporting:

• Potential use of web analytics tools for user behavior tracking.

• Internal dashboards for monitoring application performance and user engagement.

CRM & Automation:

• While not a direct CRM role, understanding how front-end applications interact with backend systems and potentially customer data platforms is relevant.

• CI/CD Tools: Jenkins, Azure DevOps, GitHub Actions, or similar for automated builds, testing, and deployments.

• Testing Frameworks: Jasmine, Karma, Jest for Angular; NUnit, xUnit for C#/.NET; potentially Cypress or Playwright for end-to-end testing.

• AI/ML Integration Tools: SDKs and APIs for services like OpenAI, Azure OpenAI, Hugging Face, or similar LLM providers.

• Cloud Platforms: Likely Azure (given .NET/C# ecosystem) or AWS, as indicated by preferred skills.

📝 Enhancement Note: The technology stack is heavily weighted towards Microsoft technologies (C#, Blazor, .NET) and Angular. The explicit mention of AI/LLM integration tools is a significant differentiator. A candidate's proficiency with CI/CD and testing frameworks will be crucial for demonstrating an "Automate Everything" mindset.

👥 Team Culture & Values

Operations Values:

• Innovation & Impact: A drive to transform clinical development and improve patient outcomes through cutting-edge technology, particularly AI.

• Excellence & Quality: Commitment to building enterprise-grade, high-quality software with a focus on performance, reliability, and user experience.

• Collaboration & Mentorship: Fostering a supportive environment where engineers work together, share knowledge, and help each other grow.

• Efficiency & Automation: A proactive approach to automating processes and workflows to enhance productivity and maintainability.

• Data-Driven Decision Making: Utilizing data to inform product development and operational improvements.

Collaboration Style:

• Cross-functional Integration: Strong emphasis on working closely with UX/UI designers and backend engineers to create seamless user experiences.

• Agile Methodologies: Likely follows Agile principles for iterative development, continuous feedback, and adaptability.

• Knowledge Sharing: An environment that encourages sharing best practices, technical insights, and learnings, especially through mentoring and code reviews.

• Open Communication: Valuing transparent communication, especially in a hybrid setting, to ensure alignment and resolve challenges effectively.

📝 Enhancement Note: The company's "Top Workplaces" awards provide strong clues about its culture. Values like innovation, quality, and employee well-being are likely core. The "Automate Everything" mentality suggests a practical, efficiency-focused approach to development processes.

⚡ Challenges & Growth Opportunities

Challenges:

• Integrating AI Responsibly: Safely and effectively integrating LLM and agentic AI capabilities into an enterprise SaaS product for the life sciences industry, which has strict compliance and data privacy requirements.

• Modernizing Legacy Systems: Managing the transition from existing UI architectures to modern, component-based frameworks while ensuring continuity and minimizing disruption.

• Balancing Innovation with Stability: Incorporating bleeding-edge AI technologies while maintaining the robustness and reliability expected of enterprise-grade clinical development software.

• Hybrid Collaboration: Ensuring seamless communication and efficient collaboration across remote and in-office team members, particularly for complex technical discussions and design sessions.

Learning & Development Opportunities:

• AI/ML Application Expertise: Becoming a go-to expert in applying AI/LLMs within enterprise software, a rapidly growing and high-demand field.

• Full-Stack Exposure: Opportunities to gain deeper experience with .NET backend technologies, cloud services (AWS/Azure), and microservices architecture.

• Architectural Leadership: Developing strategic thinking and leadership skills to influence the technical direction of major product initiatives.

• Industry-Specific Knowledge: Gaining deep insights into the clinical development and life sciences industry, understanding its unique data challenges and regulatory landscape.

• Advanced Front-end Techniques: Mastering complex UI patterns, performance optimization strategies, and component-driven development.

📝 Enhancement Note: The challenges presented are inherent to working with advanced technologies in a regulated industry. The growth opportunities are significant, offering pathways for deep technical specialization in AI and modern development practices, or broader expansion into full-stack and architectural leadership roles.

💡 Interview Preparation

Strategy Questions:

• "Describe a complex UI architecture you've designed or significantly contributed to. What were the key considerations, and what was the outcome?" (Focus on Angular/Blazor, scalability, maintainability.)

• "How would you approach integrating an LLM-based chatbot into our clinical data platform to assist users with data analysis queries? What are the key technical and UX considerations?" (Assess AI integration thinking, prompt engineering awareness, and user-centric design.)

• "Walk me through your process for modernizing a legacy front-end application. What steps would you take, and what potential pitfalls would you anticipate?" (Evaluate experience with modernization, risk assessment, and phased implementation.)

Company & Culture Questions:

• "What interests you about eClinical Solutions and our mission in transforming clinical development?" (Research company, its product, and its impact on healthcare.)

• "How do you embody the 'Automate Everything' mentality in your software development practices?" (Provide specific examples of automation in your workflow, testing, or deployment.)

• "Given our hybrid work model, how do you ensure effective collaboration and communication with your team?" (Discuss strategies for remote and in-office teamwork.)

Portfolio Presentation Strategy:

• Structure Your Narrative: For each project, clearly define the problem, your role, the technical solution (emphasizing Angular/Blazor, C#, AI integration), challenges overcome, and the quantifiable results.

• Showcase AI Integration: Dedicate a section or specific examples to your experience with LLMs and AI services. Explain the architecture, prompt engineering techniques, and any guardrails or evaluation methods implemented.

• Highlight Component Reusability: If you've built component libraries or reusable patterns, demonstrate their structure and explain the benefits they provided.

• Be Ready for Deep Dives: Anticipate detailed questions about your code, architectural decisions, and trade-offs made. Be prepared to discuss specific lines of code or design patterns.

• Connect to eClinical's Needs: Frame your experiences and projects in the context of eClinical Solutions' mission and technical requirements.

📝 Enhancement Note: The interview preparation should focus on demonstrating deep technical expertise in the specified frameworks, a clear understanding of AI integration principles, and strong leadership/mentoring capabilities. The portfolio is the primary tool to showcase this, so candidates must be prepared to articulate their contributions and decisions effectively.

📌 Application Steps

To apply for this Senior UI Software Engineer position:

• Submit your application through the provided greenhouse.io link.

• Curate Your Portfolio: Ensure your portfolio prominently features projects demonstrating expertise in Angular, Blazor, C#, and especially any experience with LLM/AI integration. Highlight reusable component libraries and modernization efforts.

• Tailor Your Resume: Optimize your resume to clearly list your proficiency in the required technologies (Angular, Blazor, TypeScript, C#) and quantify your achievements, particularly in areas of performance, efficiency, or user experience improvements.

• Prepare Your Narrative: Practice presenting your portfolio projects, focusing on your role, technical decisions, challenges, and the impact of your work, especially concerning AI integration and modern UI development.

• Research eClinical Solutions: Understand the company's mission, its "elluminate® Clinical Data Cloud" product, and its commitment to innovation in the life sciences sector. Be ready to discuss how your skills align with their goals.

⚠️ 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.