Sr. Front End UI Developer

📍 Job Overview

Job Title: Sr. Front End UI Developer

Company: Halvik

Location: Vienna, Virginia, United States

Job Type: FULL_TIME

Category: Front End Development / UI/UX Operations

Date Posted: 2026-06-23

Experience Level: Senior (10+ years)

Remote Status: On-site

🚀 Role Summary

• Lead and provide innovative solutions for front-end requirements and features, focusing on user interface and user experience across USPTO Patent Center modules.

• Drive UI/UX design and development initiatives, including wireframing, ensuring adherence to accessibility standards (WCAG, Section 508), and maintaining browser compatibility.

• Mentor and guide junior developers, fostering a collaborative environment and ensuring high code quality through rigorous code reviews and best practices.

• Proactively troubleshoot and resolve production issues in a timely manner, providing off-hours support on a rotating basis to ensure system stability.

• Collaborate closely with USPTO Product Managers and UX designers to translate complex requirements and business objectives into intuitive and functional user interfaces.

📝 Enhancement Note: While the title is "Sr. Front End UI Developer," the responsibilities indicate a strong operational component, particularly in leading development teams, ensuring code quality, troubleshooting production issues, and collaborating with stakeholders. This suggests the role requires not just technical prowess but also operational management skills within a development context. The emphasis on USPTO Patent Center modules and government contracts implies a need for understanding government-specific compliance and operational workflows.

📈 Primary Responsibilities

• Lead UI/UX Development: Spearhead the design, development, and implementation of user interfaces for critical Patent Center modules, ensuring a seamless and intuitive user experience.

• Code Quality and Standards: Implement and enforce rigorous code quality standards, conduct thorough code reviews, and champion best practices to maintain a high-quality codebase.

• Mentorship and Team Support: Provide technical guidance, mentorship, and support to junior front-end developers, fostering their growth and ensuring team efficiency.

• Production Support and Issue Resolution: Actively participate in troubleshooting production issues, diagnose root causes, and implement timely resolutions to minimize downtime and user impact.

• Stakeholder Collaboration: Engage directly with USPTO Product Managers, UX designers, and other key stakeholders to gather requirements, understand business objectives, and translate them into technical solutions.

• Accessibility Compliance: Ensure all developed user interfaces meet stringent accessibility standards (WCAG, Section 508) and are compliant across various browsers and devices.

• Agile Development Practices: Participate in agile development cycles, contributing to sprint planning, daily stand-ups, and retrospectives to optimize team workflow and delivery.

• Technical Documentation: Contribute to the creation and maintenance of technical documentation, including design specifications, API documentation, and user guides.

• Off-Hours Support: Be available for on-call rotation to provide off-hours support and address critical issues that arise outside of standard business hours.

📝 Enhancement Note: The raw description highlights "Operational Oversight" and "Collaboration" as core responsibilities. This has been expanded to reflect a senior developer's role in leading development efforts, managing code quality, and supporting junior team members, which are all operational aspects of a development team. The mention of "USPTO for Patent Center modules" implies a specialized operational context within a government agency, requiring adherence to specific protocols and compliance standards.

🎓 Skills & Qualifications

Education: Bachelor's Degree in Computer Science, Information Technology, or a closely related field. A strong portfolio demonstrating equivalent experience and technical expertise may be considered in lieu of a formal degree.

Experience: 10+ years of progressive experience in front-end UI development, with a proven track record of leading complex projects and delivering high-quality user interfaces.

Required Skills:

• Advanced Angular Expertise: Deep understanding and hands-on experience with Angular versions 6 through 20, including TypeScript, RxJS, and Angular Material.

• Core Web Technologies: Mastery of HTML5, CSS3, and JavaScript, including modern ES6+ features.

• UI Frameworks & Libraries: Proficiency with front-end frameworks and libraries such as React, Bootstrap, and Kendo UI.

• Styling & Preprocessors: Experience with CSS preprocessors like SASS/LESS for efficient and maintainable styling.

• Accessibility Standards: Comprehensive knowledge of web accessibility guidelines, including WCAG, Section 508, and AODA, with practical implementation experience.

• Database Proficiency: Familiarity with relational databases, including PostgreSQL, SQL Server, and Oracle, for data interaction and retrieval.

• Responsive & Mobile-First Design: Proven ability to design and implement user interfaces that are responsive and optimized for mobile-first experiences.

• Version Control: Proficient in using Git for version control and collaborative development workflows.

• Agile Methodologies: Experience working within Agile/Scrum development environments.

Preferred Skills:

• Backend Integration: Familiarity with backend technologies such as Java, Spring Boot, and Node.js, and experience integrating front-end applications with these services.

• Cloud Platforms: Understanding of AWS architecture and cloud-native development principles.

• AI Technologies: Exposure to or understanding of Artificial Intelligence concepts and their potential application in front-end development.

• UI/UX Design Principles: Strong understanding of UI/UX design principles, user-centered design, and experience with wireframing tools.

• CI/CD Pipelines: Experience with Continuous Integration and Continuous Deployment (CI/CD) pipelines for automated testing and deployment.

📝 Enhancement Note: The "Technical Proficiency" section in the raw data is extensive. It has been categorized into "Required" and "Preferred" skills to provide clearer guidance to candidates. The experience requirement of "10+ years" is explicitly stated as "Senior" level. The mention of specific Angular versions (6-20) indicates a need for very current and deep Angular knowledge. The requirement for Section 508 compliance is critical for government projects like USPTO and has been highlighted.

📊 Process & Systems Portfolio Requirements

Portfolio Essentials:

• Demonstrate UI/UX Excellence: Showcase projects that highlight exceptional user interface design, intuitive user experience, and effective problem-solving through design.

• Code Quality Samples: Provide examples of well-structured, maintainable, and efficient front-end code, ideally with links to public repositories (e.g., GitHub) or detailed explanations of technical choices.

• Accessibility Implementation: Include case studies or examples demonstrating successful implementation of WCAG and Section 508 compliance in past projects.

• Cross-Browser/Device Compatibility: Present projects that have been tested and validated for consistent performance across various browsers and devices.

• Collaboration & Mentorship Examples: If possible, include examples or descriptions of how you've collaborated with teams, mentored junior developers, or contributed to team process improvements.

Process Documentation:

• Workflow Design: Detail your process for translating requirements and wireframes into functional code, including any specific methodologies or tools used for workflow management.

• Code Review Process: Outline your approach to conducting and participating in code reviews, emphasizing how you ensure code quality, identify potential issues, and foster knowledge sharing.

• Troubleshooting & Resolution Strategy: Describe your systematic approach to diagnosing and resolving production issues, including tools, techniques, and communication protocols.

• Accessibility Best Practices: Document your process for integrating accessibility considerations from the initial design phase through to final implementation and testing.

📝 Enhancement Note: For a senior development role, especially one involving government contracts and UI/UX, a portfolio is crucial. This section outlines what a strong portfolio should contain, focusing on demonstrable skills in UI/UX, code quality, accessibility, and collaborative processes, aligning with the operational aspects of managing code and team development.

💵 Compensation & Benefits

Salary Range: For a Sr. Front End UI Developer with 10+ years of experience in Vienna, VA, a competitive salary range is estimated between $130,000 - $170,000 per year.

Explanation of Estimate: This range is based on industry benchmarks for senior front-end developers in the Washington D.C. metropolitan area, factoring in the high demand for specialized skills like advanced Angular, TypeScript, and government sector experience. Halvik's focus on government contracts often means competitive compensation to attract experienced professionals. The exact salary will depend on the candidate's specific skills, experience, and performance during the interview process.

Benefits:

• Comprehensive Health Coverage: Company-supported medical, dental, and vision insurance plans.

• Income Protection: Life insurance, Short-Term Disability (STD), and Long-Term Disability (LTD) insurance.

• Time Off: Generous PTO and recognition of 11 federal holidays.

• Performance Incentives: Eligible employees may receive performance-based incentives recognizing individual and/or team achievements.

• Retirement Savings: 401(k) plan with company matching contributions.

• Flexible Spending Accounts (FSAs): For commuter, medical, and dependent care expenses.

• Professional Development: Tuition Assistance to support continuous learning.

• Community Support: Charitable Contribution matching to support employee philanthropic efforts.

Working Hours: Standard full-time employment, typically around 40 hours per week. The role may require off-hours support on a rotating basis to address critical production issues, reflecting the operational demands of supporting government systems.

📝 Enhancement Note: The raw data provided a list of benefits. This section has been expanded to provide a detailed salary range estimate for the specified location and experience level, including the methodology. The working hours are also clarified to include the expectation of on-call support, which is an important operational consideration for this role.

🎯 Team & Company Context

🏢 Company Culture

Industry: Technology Services & Consulting, Government Contracting. Halvik Corp operates in the highly specialized sector of providing digital services, advanced analytics, AI/ML, cyber security, and cutting-edge technology solutions to U.S. Government executive and independent agencies. This context implies a culture that values reliability, security, compliance, and innovation within a structured environment.

Company Size: Halvik Corp is described as a "highly successful WOB business with more than 50 prime