Patrick Devaughn Tracey
Patrick Devaughn Tracey

Senior / Lead Full-Stack Software Engineer

Actively looking · Member since 24 Feb 2026
Message
Location
United States
Desired salary
from 75 USD/hourly
Work preference
Full Time
Experience level
Not set

About

Professional summary

I am a Senior Full-Stack Software Engineer with over 12 years of experience designing and building scalable web applications and SaaS platforms. My expertise spans Node.js, TypeScript, Express.js, Python/Django, React/Next.js, PostgreSQL, and MongoDB. I specialize in creating high-performance backend systems, REST APIs, asynchronous workflows, background jobs, and multi-step transactional systems, particularly within fintech, payments, and compliance-driven applications.

Throughout my career, I have demonstrated a proven ability to deliver production-grade solutions while mentoring engineering teams and bridging technical strategy with business outcomes. I have led the architecture and development of high-traffic frontend applications integrated with robust backend services, handling millions of requests daily.

I am skilled in designing and optimizing database schemas, queries, indexes, and transactions to ensure system efficiency and reliability. My experience includes integrating AI-driven recommendations and personalization features that have improved user engagement significantly.

I have a strong background in implementing asynchronous workflows, idempotency, retries, and multi-step processes for APIs, enabling seamless web, mobile, and partner integrations. I am also experienced in integrating third-party APIs and webhooks for real-time data synchronization.

Mentorship and leadership are core to my professional approach, where I guide engineers on full-stack architecture, system design, production debugging, and secure backend practices. I am passionate about leveraging my skills to build scalable, secure, and efficient software solutions that align with business goals.

Skills

26 capabilities

Experience

Career history

Lead Software Engineer Wayfair

Architected and developed high-traffic React/Next.js frontend applications with TypeScript, integrated with Node.js/Express.js backend services handling millions of requests per day. Built and maintained REST APIs for web, mobile, and partner integrations, implementing async workflows, idempotency, retries, and multi-step processes. Designed PostgreSQL and MongoDB schemas, optimized queries, indexes, and transactions for high-performance systems. Integrated AI-driven recommendations and personalization, improving engagement metrics by 15–20%. Mentored engineers on full-stack architecture, system design, and production debugging across API ↔ UI boundaries.

Senior Full-Stack Software Engineer Demand-IQ

Built full-stack SaaS analytics platforms using Node.js, TypeScript, React, and PHP/Laravel, focusing on scalable backend services. Designed PostgreSQL and MongoDB schemas, optimized queries, implemented migrations, and ensured transactional integrity. Implemented async workflows, background jobs, and multi-step API-driven processes for dashboards and external integrations. Integrated third-party APIs and webhooks for real-time data synchronization.

Staff Full-Stack Software Engineer Tesla

Developed backend APIs and services in Node.js/Python, processing high-volume telemetry with concurrent-safe, async workflows. Delivered React/TypeScript dashboards exposing predictive analytics and anomaly detection. Led mentorship on API design, async job processing, and secure backend practices.

Senior Software Engineer Presidium Health Corp

Built secure backend services and REST APIs using Python/Django and Node.js, ensuring HIPAA-compliant operations. Developed React/TypeScript dashboards with predictive analytics to optimize admin and clinical workflows. Optimized database schemas and queries in PostgreSQL and MongoDB to reduce API latency by 25–30%.

Full-Stack Software Engineer C3 AI

Built enterprise web applications integrating AI analytics using Node.js, PHP/Laravel, React, and TypeScript. Designed REST and GraphQL APIs, async workflows, and event-driven pipelines for high-volume data. Supported production-ready AI systems with optimized backend schemas and transactional operations.

Education

Learning history

North American University

Master of Science in Computer Science

Minor: Machine Learning

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