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Kimberly McDonell

@kimberlymcdonell

Senior software engineer delivering scalable web/mobile products with modern React and clean-code rigor.

United States
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What I'm looking for

I’m looking to build high-impact web and mobile products with modern frameworks, clean-code standards, and strong testing. I want to collaborate closely with product and stakeholders, improve accessibility and performance, and mentor teams as we ship.

I’m a Senior Software Engineer with 12+ years designing, developing, and deploying scalable web and mobile applications. I lead end-to-end delivery across the full SDLC, from system architecture to polished UI, with a focus on reliability, usability, and measurable outcomes.

At Walmart, I helped deliver Walmart+ benefits programs by gathering and refining technical requirements with stakeholders. I built turnkey solutions for content-driven page design with full unit and automation test coverage, improved accessibility, and optimized performance (load times and size) to enhance the customer experience.

Previously at ClassDojo, I developed PWA apps for students and teachers using Next.js and React, building reusable components and shipping features like a collaborative board (canvas) and story feed management. I also implemented Cypress-based unit/integration testing and collaborated with a distributed Agile/Scrum team.

Across healthcare, ed-tech, and AI/ML—including PatientsLikeMe, Reality AI, and Chronos—I’ve partnered with CTO/PM to turn requirements into actionable engineering work, guided design teams with technical direction, and improved system quality through refactoring and performance tuning. I’m energized by modern frameworks, clean code, emerging technologies, and mentoring others to build better software.

Experience

Work history, roles, and key accomplishments

ClassDojo logoCL

Senior Frontend Engineer

Apr 2022 - Feb 2024 (1 year 10 months)

Developed PWA apps for students and teachers using Next.js and React. Built reusable components, implemented student features (collaborative canvas and story feed management), and delivered Cypress-based unit/integration testing in an Agile/Scrum environment.

PatientsLikeMe logoPA

Senior Full Stack Engineer

PatientsLikeMe

Jun 2020 - Apr 2022 (1 year 10 months)

Partnered with the CTO and PM to translate requirements into actionable development tasks. Built a symptom analysis system using React, D3.js, GraphQL, and PostgreSQL, and created user behavior tracking tools with Ruby and JavaScript while improving code quality via performance tuning and refactoring.

CH

Senior Software Engineer

Chronos

May 2017 - Sep 2019 (2 years 4 months)

Built an NPM middleware package for microservices to enable diagnostics across databases and re-architected infrastructure with TypeScript for safer, scalable database handling. Optimized queries and routing to reduce rendering times by 80% and shipped an Electron app using IPC protocols, including code-splitting and data visualizations with D3.js and Plotly.js.

VE

Software Developer Internship

Jul 2012 - Dec 2012 (5 months)

Developed responsive prototypes using AngularJS and jQuery and designed and implemented databases with PHP and SQL. Contributed to UI/UX and branding for functional web applications.

Education

Degrees, certifications, and relevant coursework

California State University, Los Angeles logoCA

California State University, Los Angeles

Bachelor of Science, Computer Science

2009 - 2013

B.S. in Computer Science at California State University, Los Angeles from 2009 to 2013.

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