Matheus Lima
@matheuslima1
Senior Software Engineer bridging React/TS frontends with Node.js/C# backends. I build high-reliability, mission-critical distributed systems.
What I'm looking for
Currently a Senior Software Engineer at Johnson & Johnson, building high-reliability enterprise platforms. I previously led engineering squads at Corebiz and created the open-source CogniCatch SDK. I hold an MBA in Software Engineering and specialize in designing fault-tolerant, high-performance web applications.
Experience
Work history, roles, and key accomplishments
Architected and maintained scalable web applications and identity APIs handling critical data for global stakeholders. Optimized React/Redux and Node.js performance and led DevSecOps improvements to CI/CD while collaborating with Product and Security to balance security and UX.
Lead Developer
Corebiz
Sep 2023 - Oct 2024 (1 year 1 month)
Managed a squad of frontend engineers and delivered high-performance UI features under tight deadlines, including Black Friday traffic spikes. Designed and ran A/B tests using data telemetry to iteratively optimize complex user flows and maintain high availability under heavy load.
Frontend Developer
Corebiz
Oct 2021 - Sep 2023 (1 year 11 months)
Increased retail customer conversion rate by 30% through A/B testing and optimization. Improved ReactJS project performance and user experience, and enhanced SEO and organic traffic by implementing best practices and configuring Google Tag Manager for KPI tracking.
Software Development Assistant
Season Tecnologias
Apr 2021 - Oct 2021 (6 months)
Refactored legacy ReactJS code to improve maintainability, performance, and overall code quality. Developed ReactJS and TypeScript projects using OAuth2 authentication with Keycloak to support secure login and authorization.
Web Development Intern
Season Tecnologias
Nov 2020 - Apr 2021 (5 months)
Collaborated with cross-functional teams to deliver telecommunications applications with push notification functionality, helping keep users informed with timely updates. Supported development efforts for reliable, user-facing feature delivery.
Education
Degrees, certifications, and relevant coursework
Universidade de São Paulo (USP)
MBA, Software Engineering
2023 - 2025
Remote MBA program in Software Engineering at Universidade de São Paulo (USP) from Oct 2023 to Jun 2025.
Universidade Paulista
Bachelor of Arts, Computer Science
B.A. in Computer Science from Universidade Paulista, completed in July 2023.
Tech stack
Software and tools used professionally
Availability
Location
Authorized to work in
Website
matheus-c-lima.vercel.appSalary expectations
Social media
Job categories
Skills
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