Hi, I'm William Elliott, a Staff Software Engineer with extensive experience building scalable and secure cloud platforms and real-time data solutions. I have a passion for developing both backend and frontend technologies, integrating AI/ML models, and working with distributed systems on cloud infrastructure. I enjoy mentoring teams and fostering collaboration to deliver robust and efficient software systems. Over the years, I've worked on projects ranging from e-commerce and healthcare to cloud data platforms, always focusing on usability, security, and performance. I’m excited about leveraging cutting-edge technologies to solve complex problems and drive business impact.

William Elliott

Hi, I'm William Elliott, a Staff Software Engineer with extensive experience building scalable and secure cloud platforms and real-time data solutions. I have a passion for developing both backend and frontend technologies, integrating AI/ML models, and working with distributed systems on cloud infrastructure. I enjoy mentoring teams and fostering collaboration to deliver robust and efficient software systems. Over the years, I've worked on projects ranging from e-commerce and healthcare to cloud data platforms, always focusing on usability, security, and performance. I’m excited about leveraging cutting-edge technologies to solve complex problems and drive business impact.

Available to hire

Hi, I’m William Elliott, a Staff Software Engineer with extensive experience building scalable and secure cloud platforms and real-time data solutions. I have a passion for developing both backend and frontend technologies, integrating AI/ML models, and working with distributed systems on cloud infrastructure. I enjoy mentoring teams and fostering collaboration to deliver robust and efficient software systems.

Over the years, I’ve worked on projects ranging from e-commerce and healthcare to cloud data platforms, always focusing on usability, security, and performance. I’m excited about leveraging cutting-edge technologies to solve complex problems and drive business impact.

See more

Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
See more

Language

Javanese
Advanced
Bashkir
Advanced
English
Fluent

Work Experience

Staff Software Engineer at Snowflake
May 31, 2025 - July 14, 2025
Designed and built a secure, scalable Data Cloud platform supporting real-time data sharing and advanced analytics for over 500 organizations, contributing to 20% annual revenue growth. Engineered scalable backend architecture for real-time data ingestion and event processing using Node.js, reducing processing time by 60% and boosting efficiency by 25%. Developed modular front-end dashboards with React and TypeScript, enhancing usability for engineering teams. Integrated AI/ML extensions with TensorFlow and PyTorch models for enterprise clients. Managed AWS cloud infrastructure using Kubernetes, Terraform, and Lambda, ensuring security, scalability, and resilience. Implemented monitoring frameworks to improve system stability and reduce resolution time for incidents by 30%. Mentored engineers in distributed systems design and secure coding, promoting cross-team collaboration.
Senior Software Engineer at UnitedHealth Group
May 31, 2017 - July 14, 2025
Designed and developed backend microservices for Optum Claims Manager platform using Node.js and PostgreSQL, improving claims adjudication performance by 22% and saving $3.1M annually. Delivered front-end features with Next.js and Material UI, increasing productivity for healthcare analysts by 30%. Implemented HIPAA-compliant security controls with AWS KMS and Spring Security, reducing audit findings by 20%. Developed telehealth integration and appointment scheduling features, reducing administrative overhead by 18%. Automated cloud infrastructure deployment pipelines with AWS, Docker, Jenkins, and Terraform, enabling zero downtime and faster release cycles.
Software Engineer at Shopify
February 28, 2014 - July 14, 2025
Developed backend services for Shopify’s core e-commerce platform using Ruby and MySQL, supporting over 1 million merchants globally. Implemented front-end features with React, TypeScript, and Polaris Design System, driving a 12% increase in conversion rates. Delivered scalable solutions for discount engine, inventory management, and multi-currency support, enhancing global platform flexibility. Streamlined deployment and monitoring using Kubernetes, Docker, and Google Cloud Platform, reducing downtime by 25% during high-traffic sales periods.
Staff Software Engineer at Snowflake
May 1, 2025 - July 14, 2025
Designed and built a secure, scalable Data Cloud platform for high-throughput data pipelines and advanced analytics, supporting real-time data sharing, large-scale collaboration, and enterprise-grade workloads across 500+ organizations, contributing to 20% annual revenue growth. Engineered scalable backend microservice architecture for real-time data ingestion and event-driven processing using Python, Django, and asynchronous frameworks like Celery, powering core data pipelines and security services, reducing processing time by 60% and boosting system efficiency by 25%. Developed and maintained robust RESTful and GraphQL APIs with strict HIPAA and security compliance. Built modular front-end tools and monitoring dashboards with React, TypeScript, and Tailwind CSS using micro-frontends. Enabled AI/ML integration with Python microservices exposing TensorFlow and PyTorch models. Managed scalable AWS cloud infrastructure using Kubernetes, Terraform, and serverless frameworks enforcing resi
Senior Software Engineer at UnitedHealth Group
May 1, 2017 - July 14, 2025
Designed and developed back-end microservices for Optum Claims Manager healthcare platform using Python, Django, REST APIs, and PostgreSQL, improving claims adjudication performance by 22% and saving $3.1M annually. Delivered front-end features with Next.js, TypeScript and Material UI, boosting productivity for 10,000+ analysts by 30%. Implemented HIPAA-compliant data security controls using AWS KMS, Spring Security, and encrypted databases, reducing audit findings by 20%. Developed healthcare workflows such as telehealth, appointment scheduling, and prior authorization, improving care coordination and reducing overhead by 18%. Automated cloud infrastructure and deployment with AWS, Docker, Jenkins, and Terraform enabling zero-downtime, faster release cycles by 40%.
Software Engineer at Shopify
February 28, 2014 - July 14, 2025
Developed back-end services for Shopify’s core e-commerce platform using Ruby and MySQL supporting 1 million+ merchants. Implemented front-end features with React, TypeScript, and Polaris Design System to enhance store customization and checkout flows, increasing conversion rates by 12%. Delivered scalable solutions for discount engine, inventory management, and multi-currency support to improve global platform flexibility. Streamlined deployment and monitoring with Kubernetes, Docker, and Google Cloud Platform, improving system reliability and reducing downtime by 25% during high traffic.
Staff Software Engineer at Snowflake
May 31, 2025 - July 14, 2025
Designed and built a secure, scalable Data Cloud platform enabling high-throughput data pipelines and advanced analytics. Engineered backend architecture using Node.js/Express.js, Golang, and Python to support real-time data ingestion, event processing, and ML model integration, improving processing time and system efficiency significantly. Built RESTful APIs and WebSocket streaming endpoints for seamless data integration. Developed frontend dashboards with React, TypeScript, and Tailwind CSS for real-time monitoring and analytics. Managed AWS cloud infrastructure with Kubernetes, Terraform, and Lambda. Integrated monitoring frameworks reducing production incident resolution times. Mentored engineers on Node.js and cloud-native development while promoting cross-team collaboration.
Senior Software Engineer at UnitedHealth Group
May 31, 2017 - July 14, 2025
Designed and developed backend microservices using Node.js, Express, and PostgreSQL for a SaaS healthcare platform, improving claims adjudication and generating cost savings. Delivered frontend features with Next.js and Material UI, enhancing productivity for healthcare analysts. Implemented HIPAA-compliant security controls ensuring data protection and reducing audit findings. Developed healthcare workflow features including telehealth integration and electronic prior authorization, improving patient-provider coordination. Automated cloud infrastructure deployments using AWS, Docker, Jenkins, and Terraform, achieving reliable and fast release cycles.
Software Engineer at Shopify
February 28, 2014 - July 14, 2025
Developed backend services with Ruby and MySQL for Shopify’s core e-commerce platform supporting over 1 million merchants. Implemented frontend features using React, TypeScript, and Polaris Design System improving store customization and checkout workflows, contributing to increased conversion rates. Delivered scalable solutions for discount engines, inventory management, and multi-currency support. Streamlined deployment and monitoring using Kubernetes, Docker, and Google Cloud Platform, enhancing reliability and reducing downtime during high-traffic periods.

Education

Bachelor of Computer Science at California Institute of Technology
January 1, 2007 - December 31, 2011
Bachelor of Computer Science at California Institute of Technology
January 1, 2007 - December 31, 2011
Bachelor of Computer Science at California Institute of Technology
January 1, 2007 - December 31, 2011

Qualifications

Add your qualifications or awards here.

Industry Experience

Software & Internet, Healthcare, Financial Services, Retail, Computers & Electronics