Senior full stack software engineer with expertise in building & scaling SaaS platforms from MVP to thousands of users. I'm focused on integrations, platform reliability and customer-facing products at Patch Retention. At Conduit Health, I contributed to scaling their healthcare marketplace from launch to 40,000+ annual orders while maintaining 95%+ test coverage. Led frontend development for critical features including recurring orders and multi-state expansion, mentored junior engineers, and built comprehensive E2E testing infrastructure. Previously at LifeStance Health, I transformed a HIPAA-compliant EMR serving 115,000+ patients and 200+ clinicians, extending product lifecycle by 3+ years through strategic modernization—refactoring 120+ modules to TypeScript and establishing testing culture with 800+ tests. Earlier career highlights include Delmondo (acquired by Conviva), where I built analytics platforms for Nike, CNN, NFL, and NBA with 20+ interactive visualizations and major social platform integrations. At MediaTemple (acquired by GoDaddy), my workflow management system won a 2016 Stevie Award, revolutionizing operations for 80+ customer service agents.Expert in React, TypeScript, System Architecture, DNS and modern testing frameworks. I've delivered 350+ features and resolved 370+ bugs while maintaining high code quality standards. My approach combines rapid iteration with robust testing, leveraging AI tools to accelerate development while ensuring data security and enterprise-grade reliability. I thrive in fast-paced environments where user experience, code quality, and business growth intersect—consistently delivering products that scale while maintaining technical excellence.

Wesley LeMahieu

Senior full stack software engineer with expertise in building & scaling SaaS platforms from MVP to thousands of users. I'm focused on integrations, platform reliability and customer-facing products at Patch Retention. At Conduit Health, I contributed to scaling their healthcare marketplace from launch to 40,000+ annual orders while maintaining 95%+ test coverage. Led frontend development for critical features including recurring orders and multi-state expansion, mentored junior engineers, and built comprehensive E2E testing infrastructure. Previously at LifeStance Health, I transformed a HIPAA-compliant EMR serving 115,000+ patients and 200+ clinicians, extending product lifecycle by 3+ years through strategic modernization—refactoring 120+ modules to TypeScript and establishing testing culture with 800+ tests. Earlier career highlights include Delmondo (acquired by Conviva), where I built analytics platforms for Nike, CNN, NFL, and NBA with 20+ interactive visualizations and major social platform integrations. At MediaTemple (acquired by GoDaddy), my workflow management system won a 2016 Stevie Award, revolutionizing operations for 80+ customer service agents.Expert in React, TypeScript, System Architecture, DNS and modern testing frameworks. I've delivered 350+ features and resolved 370+ bugs while maintaining high code quality standards. My approach combines rapid iteration with robust testing, leveraging AI tools to accelerate development while ensuring data security and enterprise-grade reliability. I thrive in fast-paced environments where user experience, code quality, and business growth intersect—consistently delivering products that scale while maintaining technical excellence.

Available to hire

Senior full stack software engineer with expertise in building & scaling SaaS platforms from MVP to thousands of users. I’m focused on integrations, platform reliability and customer-facing products at Patch Retention.

At Conduit Health, I contributed to scaling their healthcare marketplace from launch to 40,000+ annual orders while maintaining 95%+ test coverage. Led frontend development for critical features including recurring orders and multi-state expansion, mentored junior engineers, and built comprehensive E2E testing infrastructure.

Previously at LifeStance Health, I transformed a HIPAA-compliant EMR serving 115,000+ patients and 200+ clinicians, extending product lifecycle by 3+ years through strategic modernization—refactoring 120+ modules to TypeScript and establishing testing culture with 800+ tests.

Earlier career highlights include Delmondo (acquired by Conviva), where I built analytics platforms for Nike, CNN, NFL, and NBA with 20+ interactive visualizations and major social platform integrations.

At MediaTemple (acquired by GoDaddy), my workflow management system won a 2016 Stevie Award, revolutionizing operations for 80+ customer service agents.Expert in React, TypeScript, System Architecture, DNS and modern testing frameworks. I’ve delivered 350+ features and resolved 370+ bugs while maintaining high code quality standards.

My approach combines rapid iteration with robust testing, leveraging AI tools to accelerate development while ensuring data security and enterprise-grade reliability. I thrive in fast-paced environments where user experience, code quality, and business growth intersect—consistently delivering products that scale while maintaining technical excellence.

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Experience Level

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Language

English
Fluent

Work Experience

Senior Software Engineer at Patch Retention
October 1, 2025 - November 2, 2025
Led full-stack development for a health-tech platform, delivering high-impact features and improving user experience. Drove performance optimizations, implemented end-to-end testing with Playwright, and contributed to a scalable, reliable deployment pipeline.
Software Engineer at Condit Health
October 1, 2025 - October 1, 2025
Contributed to front-end and back-end development for healthcare systems, integrated third-party services, migrated components to React Hooks, and improved front-end architecture for scalability and maintainability.
Software Engineer at Life Science Health (via Crystal Bay Software)
July 1, 2023 - July 1, 2023
Implemented EMR features, built data visualization UI using D3.js/Highcharts, and developed data pipelines and APIs to support clinical analytics.
Software Engineer at Delmondo / Convida
November 1, 2018 - January 1, 2020
Continued feature development, code optimization, and led knowledge transfer post-buyout.
Software Engineer at Media Temple / GoDaddy
June 30, 2016 - June 30, 2016
Worked on hosting platform tooling and internal applications, maintained legacy systems, and contributed to QA improvements and open source collaborations.

Education

Add your educational history here.

Qualifications

Certified Scrum Master
January 1, 2023 - November 2, 2025

Industry Experience

Software & Internet, Computers & Electronics, Media & Entertainment, Healthcare, Professional Services
    paper LastSpotBar.com

    A full-stack web application for a local bar in San Diego, featuring real-time menu management, phone authentication, and comprehensive testing.