Hi, I'm Erico.
QA & Security Engineer.

Freelance IT Instructor

Designed and delivered IT training sessions covering programming, cybersecurity, and related domains. Prepared course materials and guided participants through hands-on labs.

Freelance QA Engineer — LojaMi

Owned the quality of the LojaMi application across SIT, UAT, and Trial Operation phases. Performed functional, exploratory, regression, and bug-fix retesting; surfaced critical defects affecting the main business flow before go-live.

Penetration Tester / Cyber Security Specialist

Identified vulnerabilities in IT infrastructure and web applications via simulated real-world attacks; delivered VAPT reports for clients across multiple industries. Handled incident response (e.g., web defacement), led Sawah Cyber Security CTF 2025 as technical team and cryptography problem setter, organized ethical-hacking masterclasses, and built Cypress automation for the company website.

QA Engineer

Owned full QA campaigns across web portal and mobile (Android / iOS) for the CLEAN MEDIC platform managing B3 medical-waste workflows. Designed test plans, automation scripts (Selenium / Cypress / Postman), regression cycles, and quality metrics — achieving >90% functionality test coverage.

QA Engineer

Analyzed product requirements, planned test strategies and test cases, and developed automation testing code to improve usability across Traveloka's travel-platform features.

Software Tester

Developed test strategies, plans, and cases. Maintained QA processes and collaborated within cross-functional, international Agile teams — testing, debugging, retesting, and validating software readiness for shipping.

Junior Software Tester Trainee

Selected as a Junior Tester via Mitrais' bootcamp QA Tester program; foundational training in test strategies, automation, and Agile collaboration.

Web Developer (Internship)

Built a PHP web app using the CodeIgniter framework — a hotel reservation system for both public users and internal management staff.

Institut Teknologi & Bisnis STIKOM Bali

GPA: 2.93 / 4.00

HELP University

GPA: 2.93 / 4.00

SMK TI Bali Global Senior High School

Chairman & Organizing Committee

Led the SlashRoot CTF 2.0 national event at DILO Denpasar — the only annual CTF held in Bali, open to students nationwide. Coordinated organizing team, sponsorship outreach, and competition delivery.

Sponsorship Coordinator

Owned sponsor & partnership negotiations and on-site sponsor experience for the 3rd edition of the national CTF.

Sponsorship Coordinator

Repeated the role for the 4th edition — sponsor outreach, negotiation, partnership, and team collaboration.

Member

Student study group focused on Linux and offensive security. Participated in CTF competitions, app-development contests, and community knowledge sharing.