Looks like you have JavaScript disabled. For the full Twine experience, you will need to re-enable it.

Senior Software Engineer with 10+ years of experience building scalable, full-stack applications across e-commerce, AI-powered learning platforms, IoT data visualization, and retail systems. Proven expertise in architecting complex distributed systems using React, Node.js, TypeScript, and AWS, with a strong focus on real-time data processing, system optimization, and cross-functional collaboration. Demonstrated ability to lead technical initiatives from concept to production, implementing intelligent algorithms, robust CI/CD pipelines, and comprehensive testing frameworks. Skilled at balancing technical excellence with business requirements, managing stakeholder relationships, and delivering high-impact solutions for enterprise clients. Deep experience with modern development practices including TDD, Agile methodologies, and performance optimization, consistently achieving measurable improvements in system efficiency, code quality, and user experience.…Senior Software Engineer with 10+ years of experience building scalable, full-stack applications across e-commerce, AI-powered learning platforms, IoT data visualization, and retail systems. Proven expertise in architecting complex distributed systems using React, Node.js, TypeScript, and AWS, with a strong focus on real-time data processing, system optimization, and cross-functional collaboration. Demonstrated ability to lead technical initiatives from concept to production, implementing intelligent algorithms, robust CI/CD pipelines, and comprehensive testing frameworks. Skilled at balancing technical excellence with business requirements, managing stakeholder relationships, and delivering high-impact solutions for enterprise clients. Deep experience with modern development practices including TDD, Agile methodologies, and performance optimization, consistently achieving measurable improvements in system efficiency, code quality, and user experience.

David Perez

AI Engineer, Data Scientist, Full Stack Developer, +3





Senior Software Engineer with 10+ years of experience building scalable, full-stack applications across e-commerce, AI-powered learning platforms, IoT data visualization, and retail systems. Proven expertise in architecting complex distributed systems using React, Node.js, TypeScript, and AWS, with a strong focus on real-time data processing, system optimization, and cross-functional collaboration. Demonstrated ability to lead technical initiatives from concept to production, implementing intelligent algorithms, robust CI/CD pipelines, and comprehensive testing frameworks. Skilled at balancing technical excellence with business requirements, managing stakeholder relationships, and delivering high-impact solutions for enterprise clients. Deep experience with modern development practices including TDD, Agile methodologies, and performance optimization, consistently achieving measurable improvements in system efficiency, code quality, and user experience.…Senior Software Engineer with 10+ years of experience building scalable, full-stack applications across e-commerce, AI-powered learning platforms, IoT data visualization, and retail systems. Proven expertise in architecting complex distributed systems using React, Node.js, TypeScript, and AWS, with a strong focus on real-time data processing, system optimization, and cross-functional collaboration. Demonstrated ability to lead technical initiatives from concept to production, implementing intelligent algorithms, robust CI/CD pipelines, and comprehensive testing frameworks. Skilled at balancing technical excellence with business requirements, managing stakeholder relationships, and delivering high-impact solutions for enterprise clients. Deep experience with modern development practices including TDD, Agile methodologies, and performance optimization, consistently achieving measurable improvements in system efficiency, code quality, and user experience.

Available to hire

Senior Software Engineer with 10+ years of experience building scalable, full-stack applications across e-commerce, AI-powered learning platforms, IoT data visualization, and retail systems. Proven expertise in architecting complex distributed systems using React, Node.js, TypeScript, and AWS, with a strong focus on real-time data processing, system optimization, and cross-functional collaboration. Demonstrated ability to lead technical initiatives from concept to production, implementing intelligent algorithms, robust CI/CD pipelines, and comprehensive testing frameworks. Skilled at balancing technical excellence with business requirements, managing stakeholder relationships, and delivering high-impact solutions for enterprise clients. Deep experience with modern development practices including TDD, Agile methodologies, and performance optimization, consistently achieving measurable improvements in system efficiency, code quality, and user experience.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Language

English

Fluent

Work Experience

Software Engineer Intern at General Motors

June 1, 2015 - June 1, 2015

Software Engineering internship contributing to core software projects and team collaboration.

Software Engineer at Walmart

July 20, 2017 - July 20, 2017

Collaborated with cross-functional teams including product engineering, design, core components, translation, and GraphQL middleware teams to develop and deliver critical e-commerce features for pricing details, price lists, and shopping cart functionality.

Senior Software Engineer at Intellectsoft LLC

June 1, 2024 - June 1, 2024

Led cross-functional initiative with data science and AI engineering teams to design and deploy machine learning-powered shipping carrier selection engine, processing 10K+ daily shipments across FedEx, UPS, DHL, and MSC networks while optimizing for multi-dimensional constraints including cost efficiency, SLA compliance, and regional carrier performance metrics.

Senior Software Engineer at ECS

November 20, 2025 - November 20, 2025

Architected scalable dynamic inventory location management system handling 25K SKUs across multi-channel sales using event-driven Node.js microservices, Redis-based distributed caching layer, and optimized in-memory hash maps, achieving sub-100ms real-time synchronization across warehouse zones and reducing picking errors by 40% through intelligent product placement algorithms.

Senior Software Engineer at Intellectsoft LLC

June 20, 2024 - June 20, 2024

Architected an AI-powered IoT data visualization and monitoring platform for lab environmental safety systems using React, D3.js, Chart.js, and Node.js backend; engineered end-to-end data pipelines for 100+ MQTT sensor streams (height, proximity, temperature, CO2) with 20+ real-time dashboards and 10+ chart types; implemented scalable microservices with React/TypeScript frontend and AWS infrastructure for enterprise reliability.

Software Engineer Intern at General Motors

June 20, 2015 - June 20, 2015

During internship, contributed to software development across GM's projects, collaborating with cross-functional teams to deliver improvements in internal tooling and systems.

Senior Software Engineer at Intellects LLC

June 1, 2024 - June 1, 2024

Architected scalable dynamic inventory location management system handling 25K SKUs across multiple sales channels using Node.js microservices, Redis-based distributed caching layer, and optimized in-memory hash maps. Achieved sub-100ms real-time synchronization across warehouse zones and reduced picking errors by 40% through intelligent product placement algorithms. Led cross-functional initiatives with data science and AI engineering teams to design and deploy machine-learning-powered shipping carrier selection engine, processing 10K+ daily shipments across FedEx, UPS, DHL, and MSC networks while optimizing multi-dimensional constraints including cost efficiency and SLA compliance. Built production-grade CI/CD pipelines using GitHub Actions and AWS, and designed an enterprise-grade fulfillment platform enabling high uptime and scalable operations.

Software Engineer at Walmart

July 1, 2017 - July 1, 2017

Collaborated with cross-functional teams including product engineering, design, core components, translation, and GraphQL middleware to develop and deliver critical e-commerce features for pricing details, price lists, and shopping cart functionality. Architected and delivered real-time frontend/backend features using React, TypeScript, and GraphQL middleware, improving reliability and time-to-market for pricing and checkout flows.