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I’m David Glauber, a senior frontend/fullstack engineer based in Maceió, Brazil, with 6+ years building high-performance web applications using React, Next.js, TypeScript, and Node.js. I enjoy turning complex product requirements into fast, scalable user experiences, with a strong focus on system architecture, performance, accessibility, and maintainable code. I’ve led end-to-end engineering across frontend, backend, and mobile, including React Native for a cross-platform super-app delivered to major app stores. As a founder engineer, I’ve driven measurable improvements in load times, retention, and conversion by combining thoughtful UI/UX workflows with automated testing, CI/CD, and robust data and API integration.…I’m David Glauber, a senior frontend/fullstack engineer based in Maceió, Brazil, with 6+ years building high-performance web applications using React, Next.js, TypeScript, and Node.js. I enjoy turning complex product requirements into fast, scalable user experiences, with a strong focus on system architecture, performance, accessibility, and maintainable code. I’ve led end-to-end engineering across frontend, backend, and mobile, including React Native for a cross-platform super-app delivered to major app stores. As a founder engineer, I’ve driven measurable improvements in load times, retention, and conversion by combining thoughtful UI/UX workflows with automated testing, CI/CD, and robust data and API integration.

DAVID GLAUBER

Full Stack Developer, Front-End Developer, Back-End Developer, +2

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I’m David Glauber, a senior frontend/fullstack engineer based in Maceió, Brazil, with 6+ years building high-performance web applications using React, Next.js, TypeScript, and Node.js. I enjoy turning complex product requirements into fast, scalable user experiences, with a strong focus on system architecture, performance, accessibility, and maintainable code. I’ve led end-to-end engineering across frontend, backend, and mobile, including React Native for a cross-platform super-app delivered to major app stores. As a founder engineer, I’ve driven measurable improvements in load times, retention, and conversion by combining thoughtful UI/UX workflows with automated testing, CI/CD, and robust data and API integration.…I’m David Glauber, a senior frontend/fullstack engineer based in Maceió, Brazil, with 6+ years building high-performance web applications using React, Next.js, TypeScript, and Node.js. I enjoy turning complex product requirements into fast, scalable user experiences, with a strong focus on system architecture, performance, accessibility, and maintainable code. I’ve led end-to-end engineering across frontend, backend, and mobile, including React Native for a cross-platform super-app delivered to major app stores. As a founder engineer, I’ve driven measurable improvements in load times, retention, and conversion by combining thoughtful UI/UX workflows with automated testing, CI/CD, and robust data and API integration.

Available to hire

I’m David Glauber, a senior frontend/fullstack engineer based in Maceió, Brazil, with 6+ years building high-performance web applications using React, Next.js, TypeScript, and Node.js. I enjoy turning complex product requirements into fast, scalable user experiences, with a strong focus on system architecture, performance, accessibility, and maintainable code.

I’ve led end-to-end engineering across frontend, backend, and mobile, including React Native for a cross-platform super-app delivered to major app stores. As a founder engineer, I’ve driven measurable improvements in load times, retention, and conversion by combining thoughtful UI/UX workflows with automated testing, CI/CD, and robust data and API integration.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Language

Portuguese

Fluent

English

Advanced

Spanish; Castilian

Beginner

Italian

Beginner

German

Beginner

Work Experience

Founder Engineer (Frontend, Backend & Mobile) at Logical Commander (Israel)

October 1, 2023 - Present

Led frontend, backend, and mobile architecture and delivery for the CentriX React Native super-app. Reduced AI assessment processing time by 33% (30 min to 20 min) using client-side caching and streamlined UI workflows with React Hooks and Redux Toolkit. Improved trial conversion (+15%) and retention (+45%) through end-to-end UI/UX redesigns and customer journey enhancements. Cut initial screen load time by 71% (7s to 2s) by refactoring the codebase and applying React.memo, lazy loading, and query caching. Established cross-platform architecture and CI/CD automation via GitHub Actions while integrating third-party APIs and defining technical project scope across web and mobile teams.

Software Engineer – ABDI / SEBRAE Partner Project at ADBI, SEBRAE, FAPEAL, SECTI (Brazil)

December 1, 2022 - October 1, 2023

Co-architected a real-time production analytics platform (R$300,000) supporting 20+ regional industrial companies. Improved dashboard responsiveness and comparative analytics speed by applying frontend performance optimization techniques across React.js and Vue.js. Shortened feature iteration cycles by running tight client feedback loops and translating complex manufacturing telemetry into actionable, AI-driven UX insights.

Associate Software Engineer at Zibew LTD (Singapore)

January 1, 2022 - December 1, 2022

Built a multi-tenant, white-label healthcare app architecture served across B2B and B2B2C clients, eliminating duplicate codebases and reducing onboarding time for pharmacy partners. Improved reliability and frontend responsiveness by optimizing REST API data-fetching patterns, reducing redundant network requests, and refactoring shared UI component libraries. Streamlined brand customization by translating partner requirements into functional, accessible layouts and reusable component systems.

Junior Software Engineer at IFAL / Dell EMC / TIM (Brazil)

February 1, 2020 - June 1, 2021

Processed billions of telecom data records for TIM in collaboration with Dell EMC by engineering MapReduce data pipelines, Hive ingestion scripts, and Greenplum queries on Apache Hadoop. Increased execution reliability and maintainability by replacing legacy Shell script parameterizations with compiled Java libraries during Hadoop server migration tasks.