Front-End Developer (React/TypeScript)

Mitchell Gruner

530-***-**** - ****************@*****.*** - linkedin.com/in/mitchell-gruner - github.com/MitchellGruner mitchellgruner.com

PROFESSIONAL SUMMARY

Front-End Developer with 4+ years of experience building production-grade React and TypeScript applications in healthcare and retail environments. Proven track record leading UI development for platforms serving 1M+ users, delivering accessible, performant interfaces aligned with product and design requirements. Skilled in translating Figma designs into pixel-perfect components with measurable business impact.

PROFESSIONAL EXPERIENCE

HealthStream Nashville, TN

Front-End Developer March 2025 – April 2026

• Led front-end development of the Checklist platform — an award-winning solution adopted by 1M+ healthcare professionals to standardize clinical workflows across enterprise health systems.

• Engineered the full Checklist application using React, TypeScript, Tailwind CSS, and JavaScript, delivering from initial development through production release with zero critical post-launch defects.

• Built complex UI workflows enabling evaluator-driven management of participants, checklists, and structured feedback systems, integrating real-time backend APIs for accurate stateful behavior.

• Redesigned the front-end of Jane, a patented AI-driven clinical assessment platform, improving usability and visual consistency; presented weekly demos to senior product leadership. Electronic Express Nashville, TN

Front-End Developer September 2021 – February 2025

• Developed and launched a redesigned rebate center enabling users to browse, filter, and apply promotional offers — driving measurable improvements in offer discovery and selection conversion rates.

• Integrated backend data sources to build responsive, data-driven front-end components supporting user workflows across rebate discovery and selection with real-time dynamic state management.

• Delivered branded landing pages for Samsung, LG, and Sony using HTML, CSS, JavaScript, jQuery, and Bootstrap, collaborating with external brand stakeholders under strict design requirements.

• Established Figma-based shared component standards with design and engineering teams, ensuring consistent cross- project implementation and reducing UI inconsistencies across multiple front-end initiatives. PERSONAL PROJECTS

CloudVend cloudvend-2.onrender.com

MongoDB, Express.js, React, Node.js, Passport.js November 2024

• Built a full-stack marketplace with role-based auth, user profiles, item listings, and comments — implementing secure CRUD operations using Node.js, Express, MongoDB, and Passport.js. Avery’s Pet Sitting averyspetsitting.com

Next.js, TypeScript, Tailwind CSS June 2024

• Developed a mobile-first, responsive pet-sitting website with EmailJS service request integration and semantic HTML for accessibility and consistent UX across all devices. TECHNICAL SKILLS

Languages: JavaScript, TypeScript, HTML5, CSS3, Python Frameworks & Libraries: React, Next.js, Node.js, Express.js, jQuery, Bootstrap, Tailwind CSS Tools & Platforms: Git, GitHub, Figma, MongoDB, MySQL, Passport.js, EmailJS Practices: REST API Integration, Responsive Design, Accessible UI, Component Architecture, Agile/Scrum EDUCATION

California State University, Sacramento Sacramento, CA Bachelor of Science in Computer Science August 2017 – May 2021 Meta Back-End Developer Professional Certificate March 2024 REST APIs, authentication systems, database design — Django & MySQL

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