Quinn Turner, Developer in Timberlea, NS, Canada
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Quinn Turner

Verified Expert  in Engineering

Software Developer

Timberlea, NS, Canada
Toptal Member Since
June 10, 2020

Quinn is a generalist lead software developer who incorporates user and business requirements into cost-effective, secure, and user-centric solutions focused on operational excellence, reliability, and performance efficiency. Quinn has a strong track record of accurate time estimations and effective communication with supervisors and clients. Quinn's most recent tech stack includes developing web apps using TypeScript, React, Next.js, Node.js, and DevOps in AWS with Terraform and Kubernetes.


US Media Enterprise
TypeScript, Node.js, Kubernetes, CI/CD Pipelines, Terraform...
NordAi Analytics
NestJS, JavaScript, CSS-in-JS, Figma, PostgreSQL, Docker, Python 3, Terraform...
Private Investment Fund
DevOps, Continuous Delivery (CD), CSS, SQL, Web App Security, JavaScript...




Preferred Environment

Amazon Web Services (AWS), TypeScript, Node.js, C#, Java, Google Cloud Platform (GCP), Azure, Next.js, React, PostgreSQL

The most amazing...

...impact I've had was safely increasing the team's frequency of front-end and back-end production deployments from twice per month to multiple times per day.

Work Experience

Senior Software Engineer (Freelance)

2020 - 2021
US Media Enterprise
  • Improved the production release cadence from once a month to multiple times per day by introducing PR previews, heavy automation and optimization, and convenient deploy commands.
  • Served as a lead pipeline and release engineer across several Node.js and Next.js projects.
  • Led and executed TypeScript, React, and Node.js development and two major migrations from Create React App to Next.js to support SSR and improve web vitals.
  • Administered several AWS accounts running multiple Amazon EKS clusters with Istio, Flux, Helm, and Kustomize, including infrastructure as code (IaC) with Terraform.
Technologies: TypeScript, Node.js, Kubernetes, CI/CD Pipelines, Terraform, Amazon Web Services (AWS), React, Next.js, Security

Senior Full-stack Developer

2020 - 2020
NordAi Analytics
  • Designed the front end, back end, and cloud architecture for an early-stage investment firm's platform. Node.js, TypeScript, GraphQL, and PostgreSQL were part of the back-end design. The cloud architecture had a focus on security and auditing.
  • Led the planning with Asana, the design in Figma, the development in Gatsby, and deployment with the Google Cloud Platform of a Canadian fintech startup's website.
  • Developed and deployed Python web scraping programs and cloud-based data science pipelines to collect, clean, transform, store, and gain insights into advanced Canadian financial data for a law firm.
Technologies: NestJS, JavaScript, CSS-in-JS, Figma, PostgreSQL, Docker, Python 3, Terraform, GraphQL, Node.js, React, Google Cloud Platform (GCP), Gatsby, TypeScript, Security

Cloud Architect | Lead Developer

2019 - 2020
Private Investment Fund
  • Worked with a colleague to design and implement a client dashboard, admin dashboard, and the back end for a private cryptocurrency investment fund, including viewing and managing funds, transactions, and graphing account balances.
  • Handled the entire tech architecture, security, and implementation, including negotiating timelines, solution expectations, and cost estimations with the client.
  • Delivered in a timeline of about five months, under budget, with tons of automation through various CI/CD pipelines, including extensive documentation.
  • Developed around 95% of code for the dashboards, Node.js and GraphQL server, and AWS infrastructure.
Technologies: DevOps, Continuous Delivery (CD), CSS, SQL, Web App Security, JavaScript, Amazon Web Services (AWS), Terraform, Docker, PostgreSQL, GraphQL, React, Node.js, TypeScript, Security

Core Software Developer

2018 - 2018
  • Worked on a 4-month co-op for the company. Improved several performance metrics by 70-400% for an internal client dashboard built with React.
  • Introduced dozens of new features, addressed over 140 issues and improved the DevOps experience.
  • Became the lead contributor within eight weeks on the three-year project that was vital to the success of our division.
  • Created IBM’s open-source Audit-CI, a security tool for Node.js that audits npm and Yarn dependencies in continuous integration environments, preventing integration if vulnerabilities are found above a configurable level.
  • Used by IBM, NASA, Microsoft, the European Union, SAP, UK's Ministry of Justice, Adobe, Telus, BBC, Porsche, Audit-CI currently has 400,000 monthly downloads.
Technologies: DevOps, Continuous Delivery (CD), Redis, Python, SQL, HTML, CSS, Node.js, JavaScript, Redux

Data Analyst | Software Developer

2017 - 2018
Oculys Health Informatics
  • Worked as the sole developer on a 4-month co-op of an Angular 5 mobile-first web app that provides emergency department hospital managers with real-time and predictive analytics of how busy their department will be for the next few hours.
  • Developed the two-way data pipelines to feed data from machine learning algorithms and predictive models to a separate back-end.
  • Implemented additional infrastructure in Azure to provide near real-time streams across products within the company, saving $20,000 per year over the initial solution proposed by the VP of engineering.
  • Directed by the CEO to present the solution directly to the head of an Ontario health system at a formal gala.
Technologies: Machine Learning, DevOps, Continuous Delivery (CD), CSS, SQL, Microsoft Excel, Web App Security, JavaScript, Azure, R, C#, Angular, TypeScript

Software Developer

2017 - 2017
Oculys Health Informatics
  • Developed two apps during a 4-month co-op. The apps developed are a touch-based patient bed assignment board for hospitals and a patient status management dashboard.
  • Discovered and fixed over 120 issues across several products, including critical zero-day security vulnerabilities.
  • Improved the first-paint performance by 50% and the 80th percentile critical path performance by 70%.
Technologies: Azure, CSS, SQL, Web App Security, jQuery, Angular, C#, JavaScript

Lab Engineering Assistant

2014 - 2017
University of Waterloo Advanced Manufacturing Lab
  • Worked as the lead and sole developer on a 4-month co-op for the University of Waterloo's management engineering undergraduate laboratory.
  • Designed, built, and programmed multiple PLCs and autonomous robots, which can be seen on Youtu.be/NZgTCD0jfME.
  • Developed a custom SCADA-like program from scratch in WinForm and C# to make the lab a smart system.
  • Developed an Android app to provide real-time monitoring and controls for every device in the lab.
  • Led dozens of demos and tours for parents, students, faculty, and business professionals, including the president of Panasonic, Canada.
Technologies: Microsoft Excel, Android, PLC, C#

Lead Java EE Full-stack Developer | SysAdmin

2015 - 2016
University of Waterloo
  • Served as the lead developer on a team of two for a project that hosted a set of innovation assessments used by an Ontario ministry.
  • Managed all the security and code deployments to an on-premise Linux server.
  • Handed off the project to my professor, who developed it for the next several years and continued to use the same base and repeatedly said that the foundation was solid enough to easily turn the 20,000 LOC (lines of code) into a 200,000 LOC project.
Technologies: Java, SQL, Web App Security, JavaScript, HTML

Caliyan, Inc. | Video-based Mobile Fashion Shopping

My management engineering capstone team built a video-based shopping experience for fashion to eliminate up to 53% of returns, reduce supply chain costs by 5%, and increase first-time customer retention by 18% or more.

We prototyped our solution, incorporated an Ontario corporation, filed for a provisional patent, and sought out brand partners. We have paused operations indefinitely.

I was in charge of the React Native app and Firebase platform tech development.

Caravan Clubs | Read Great Books. Meet Cool People. Exchange Big Ideas.

Caravan Clubs helps facilitate online book clubs and communities. All communication within your clubs and other channels exists on Discord. The Caravan Clubs website helps you and your buddies manage the Discord channels.

As a team of five, we built and grew the platform to 2,000 users with 50% active daily in three months. The project was incubated in Velocity Garage, and later, we were interviewed for placement in Y Combinator. Finally, we open-sourced the whole project on GitHub.

• https://caravanapp.ca

Audit-CI | Node.js Dependency Auditing in CI/CD

I created IBM's open-source Audit-CI, a security tool for Node.js that audits npm and Yarn dependencies in continuous integration environments, preventing integration if vulnerabilities are found above a configurable level. Currently, it has 400,000 monthly downloads and is used by IBM, NASA, Microsoft, the European Union, SAP, UK's Ministry of Justice, Adobe, Telus, BBC, Porsche, among others.

Toptal React Accelerator

The Toptal React Accelerator is an exclusive learning program that educates JavaScript developers in React, NextJS, Redux, and GraphQL. This is a 2-month program that consists of rigorous learning exercises and hands-on activities along with a stringent evaluation process, comprehensive learning assessments, and 30-40 hours of building an Invoice Management System. Within this invoicing application, users are able to track invoices, clients, and company information.
2014 - 2019

Bachelor of Applied Science Degree with Distinction in Management Engineering

University of Waterloo - Waterloo, ON, Canada


Toptal React Accelerator Graduate

Toptal, LLC


AWS Solutions Architect—Professional


MAY 2020 - NOVEMBER 2024

AWS Certified Solutions Architect Associate



Node.js, React, React Redux, jQuery, AWS Amplify


Microsoft Excel, Git, Terraform, Figma


Next.js, Redux, React Native, Angular, NestJS, .NET


TypeScript, JavaScript, HTML, Java, Python, SQL, C#, CSS, GraphQL, Python 3, Kotlin, R, Excel VBA


REST, Testing, Management, DevOps, Continuous Delivery (CD), Continuous Integration (CI)


Amazon Web Services (AWS), Docker, Firebase, Google Cloud Platform (GCP), Azure, Android, Kubernetes, Heroku


MongoDB, MySQL, PostgreSQL, Redis, Amazon DynamoDB, Microsoft SQL Server


Web App Security, Front-end, CI/CD Pipelines, Infrastructure, Tools, Security, IT Networking, Leadership, Team Leadership, Supply Chain, Software QA, CSS-in-JS, Serverless, PLC, Gatsby, Manufacturing, Machine Learning

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