GerkoFrontend Developer
Sep. 2025South AfricaAchievements:
Improved overall application performance by 40% through frontend optimization, efficient state
management, and backend query refinement.
Architected and integrated secure backend services using PostgreSQL, Supabase Edge Functions, and
RLS policies, strengthening data protection and access control.
Designed and deployed an automated customer support chatbot, reducing manual support workload by
30%.
Implemented PDF generation, email, and SMS notification systems, increasing operational automation by
35%.
Refactored legacy modules, improving maintainability and reducing technical debt by 25%.
Contributed to structured Git workflows, pull request reviews, and issue management to enhance
development efficiency. Key Tasks & Responsibilities:
Fixed bugs and implemented new features based on project requirements.
Created and managed GitHub issues, pull requests, and code reviews.
Worked with PostgreSQL: managing tables, writing queries, and implementing RLS policies.
Developed and maintained database Edge Functions for backend logic.
Enhanced and redesigned layouts to improve usability and visual consistency.
Built and optimised server-side logic using Node.js and Deno.js.
Implemented functionality for PDF generation, email, and SMS sending.
Created and maintained chatbot functionality for customer support.