What technologies does Gradingly use?

Gradingly uses Gmail, Google Apps, Microsoft Azure Hosting, Hotjar, Mobile Friendly. View their full technology stack — including all 16 detected tools — on StackWho.

Who is the Co-Founder of Gradingly?

Sebastiaan Posma is the Co-Founder at Gradingly. Get verified contact information on StackWho.

Where is Gradingly located?

Gradingly is based in Chichester, England, United Kingdom.

Gradingly

gradingly.com

information technology & services

gradingly.com

Chichester, England, United Kingdom

1-10 employees

LinkedIn Profile

About Gradingly

software development, placement tests, cefr levels, cefr level prediction, engagement tools, student performance reports, ai writing feedback, student progress tracking, pronunciation reports, teacher dashboard, digital classroom tools, custom exercise creation, teacher efficiency tools, student tracking, formative assessments, student performance tracking, assignment management, digital exercise browsing, education, ai feedback

Gradingly's Tech Stack

AI/ML

Decision Makers at Gradingly

1 contact

Sebastiaan Posma

Co-Founder

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16 technologies detected · 1 decision maker · Emails available

Sales Outreach Angle

React-based front-ends indicate a modern web engineering stack. Developer tools, component libraries, testing frameworks, and design systems are relevant sales angles.

Gradingly's Position in the StackWho Database

• Gradingly is 1 of 194,140 information technology & services companies tracked in StackWho.
• 193,618 information technology & services companies in our database have verified decision-maker emails (100% of the cohort).
• 47,721 companies in England are in the StackWho database.
• 97,391 information technology & services companies are in the 1-10 employee range (same size as Gradingly).

Technology detection from public web signals. Decision-maker contacts compiled from LinkedIn public profiles, company filings, and verified outbound testing. Methodology & sources · Updated July 2026.

Frequently Asked Questions

What technology does Gradingly use?

Gradingly uses Gmail, Google Apps, Microsoft Azure Hosting, Hotjar, Mobile Friendly, Google Font API, and 10 more technologies. This data is sourced from StackWho's technology detection engine.

How do I contact the decision makers at Gradingly?

StackWho has verified email addresses for 1 decision maker at Gradingly. Pro members can access direct emails for the CEO, CTO, VP of Engineering, and other key contacts. Use StackWho to reach Gradingly directly for sales, recruiting, or partnerships.

What industry is Gradingly in?

Gradingly operates in the information technology & services industry, headquartered in Chichester, England, United Kingdom. StackWho tracks technology stacks and decision maker contacts for companies across all industries.

Can I export Gradingly's contact data?

Yes. StackWho Pro members can export decision maker contact data for Gradingly and similar companies to CSV. Use the export feature to build targeted prospect lists segmented by technology stack, industry, or location.