Nolan Chan

Senior Full Stack Engineer at Twilio (2022-04 – Present)

Designed and implemented end-to-end full stack features using React + TypeScript frontend and Java/Node.js Spring Boot microservices backend, supporting enterprise-scale communication workflows
Designed and delivered React + TypeScript UI systems for enterprise communication workflows
Built Java (Spring Boot) and Node.js microservices, exposing REST and event-driven APIs for distributed systems
Developed backend event pipelines using Kafka-based architecture, improving throughput and reducing bottlenecks by 27%
Integrated LLM-based automation services (OpenAI APIs + Python workflows) into production systems for intelligent classification and routing
Improved backend performance using Redis caching and PostgreSQL query optimization, reducing DB load by 35%
Led frontend performance tuning through React optimization and state management improvements
Strengthened CI/CD pipelines using Docker and GitHub Actions, reducing deployment failures by 26%
Collaborated on API design and system architecture across global engineering teams

Senior Software Engineer at Humu (2021-06 – 2022-04)

Built full stack enterprise applications using React + TypeScript frontend and Java /.NET Core backend APIs
Designed REST-based service layer powering real-time dashboard workflows and internal analytics systems
Implemented frontend state architecture improvements (component reusability, performance optimization, API batching) reducing page load time from 3.9s to 1.7s
Optimized backend services using async processing patterns and SQL query tuning, improving API throughput by 42%
Built secure integration flows between frontend UI and backend services using JWT-based authentication and role-based access control (RBAC)
Worked across product, design, and backend teams to deliver end-to-end feature ownership from UI to database

Software Engineer / Team Lead at Liferay Cloud, Inc (2016-07 – 2021-06)

Built and maintained Node.js-based backend services and React frontend modules for SaaS platform serving 50K+ customers
Designed API-first architecture connecting frontend applications with distributed microservices
Led Kubernetes and Docker-based deployment of cloud-native services across AWS and GCP
Implemented authentication systems using OAuth2, SSO, and Okta across frontend and backend layers
Designed event-driven processing systems using messaging queues for scalable workloads
Developed internal automation tools using Python for operational efficiency
Led distributed engineering teams across US and Brazil, managing feature delivery and architecture decisions
Improved system reliability through backend optimization and database tuning (~20% improvement)

Application Developer at Workday (2015-08 – 2016-07)

Developed React-based frontend components and UI modules for enterprise financial reporting applications, focusing on responsive design and reusable component architecture
Built React frontend components for enterprise financial applications
Developed Java backend services and REST APIs for data processing systems
Delivered full stack features integrating UI, backend logic, and SQL databases
Improved backend performance through query optimization and API tuning
Supported production debugging and enterprise system stability

Web Developer at UC Berkeley (2014-02 – 2015-05)

Built full stack applications using AngularJS frontend and Ruby on Rails backend
Developed REST APIs and SQL-based backend systems for university applications
Worked across frontend, backend, and database layers in full stack development

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