I'm a developer who specializes in MERN stack and a security researcher at hackerone. A computer science student with programming and penetration testing skills I’m a unique developer because your application isn’t just user friendly with stunning UI, but also bug free. I own Gravex Labs, a software development company with its main MVP as Katalyma GH, a hostel management system that streamlines booking process for students through its stunning booking page. **Employment and project experience** **Front Desk Manager** Liberty Land Groceries _October 2022 - January 2023_ **Project Manager** Servio food delivery _April 2024 - August 2024_ **Senior Developer** Non disclosure _March 2024 - July 2024_ **Full-stack Developer** Gravex Labs _October 2024 - Present_ **Security Researcher ** HackerOne _March 2023 - Present_

I'm a developer who specializes in MERN stack and a security researcher at hackerone. A computer science student with programming and penetration testing skills I’m a unique developer because your application isn’t just user friendly with stunning UI, but also bug free. I own Gravex Labs, a software development company with its main MVP as Katalyma GH, a hostel management system that streamlines booking process for students through its stunning booking page. **Employment and project experience** **Front Desk Manager** Liberty Land Groceries _October 2022 - January 2023_ **Project Manager** Servio food delivery _April 2024 - August 2024_ **Senior Developer** Non disclosure _March 2024 - July 2024_ **Full-stack Developer** Gravex Labs _October 2024 - Present_ **Security Researcher ** HackerOne _March 2023 - Present_

Available to hire

I’m a developer who specializes in MERN stack and a security researcher at hackerone.
A computer science student with programming and penetration testing skills I’m a unique developer because your application isn’t just user friendly with stunning UI, but also bug free.
I own Gravex Labs, a software development company with its main MVP as Katalyma GH, a hostel management system that streamlines booking process for students through its stunning booking page.

Employment and project experience

Front Desk Manager Liberty Land Groceries
October 2022 - January 2023

Project Manager Servio food delivery
April 2024 - August 2024

Senior Developer Non disclosure
March 2024 - July 2024

Full-stack Developer Gravex Labs
October 2024 - Present

**Security Researcher ** HackerOne
March 2023 - Present

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Experience Level

Expert
Expert
Expert
Expert
Expert
Intermediate

Language

English
Fluent
French
Intermediate
Chinese
Beginner

Work Experience

Add your work experience history here.

Education

Bachelor of science in computer science at Knust
January 7, 2023 - August 25, 2027

Qualifications

Vodafone GH web developer
March 11, 2021 - February 28, 2025
Hacker x penetration tester
February 12, 2025 - February 28, 2025

Industry Experience

Computers & Electronics, Software & Internet, Education, Gaming