Jonathan De Groot
Freelance Data Annotation & Quality Analyst
Toronto, Ontario, Canada
Summary
👤
Senior🎓
Top SchoolJonathan De Groot is a versatile software developer and data annotation specialist with eight years of hands-on experience building cloud-native apps, AI solutions, and developer-friendly tooling. He combines full-stack and DevOps expertise—spanning React, Next.js, Node/Nest, .NET Core, Go, GCP/Azure, Terraform, and CI/CD—to modernize SaaS platforms and deploy scalable ML-driven features. Recently focused on dataset validation and quality analysis for AI models at Outlier AI, he brings a practical appreciation for data hygiene informed by both engineering and product perspectives. Jonathan’s background includes client-facing work for enterprise customers, IoT app restorations, and teaching coding to learners of all ages, revealing a talent for translating complex technical concepts into usable outcomes. Based in Toronto, he pairs pragmatic problem-solving with a curiosity for automation and generative AI that drives measurable improvements in accuracy and delivery.
8 years of coding experience
5 years of employment as a software developer
Honours Bachelor of Technology - Software Development Computer Science, Honours Bachelor of Technology - Software Development Computer Science at Seneca Polytechnic
Github Skills (10)
node-app9
expressjs7
webapp5
mongodb5
nodejs5
javascript4
database4
postgresql3
playback1
leaflet1
Programming languages (4)
Github contributions (5)
jdegroot2797/Ticket-app
Nov 2020 - Mar 2021
E-commerce ticket web app
Contributions:26 PRs, 106 pushes, 10 branches in 3 months
reactcommercejavascripte-commercenodejs
jdegroot2797/go-code-snippets
Jun 2021 - Jun 2021
Contributions:9 pushes, 1 branch in 4 days
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