Looks like you have JavaScript disabled. For the full Twine experience, you will need to re-enable it.

I am a final-year Computer Science Engineering student with hands-on experience in software testing, distributed systems, and cybersecurity. I enjoy solving complex problems and learning new technologies. I am skilled in manual and automated QA, modern development tools, and languages such as Python, Java, C++, PHP, HTML, CSS, and JavaScript. I hold the Google Cybersecurity & IT Support Certificate and have Hackathon wins, showcasing my problem-solving and teamwork.…I am a final-year Computer Science Engineering student with hands-on experience in software testing, distributed systems, and cybersecurity. I enjoy solving complex problems and learning new technologies. I am skilled in manual and automated QA, modern development tools, and languages such as Python, Java, C++, PHP, HTML, CSS, and JavaScript. I hold the Google Cybersecurity & IT Support Certificate and have Hackathon wins, showcasing my problem-solving and teamwork.

Christian Ricardo Rojas

QA Engineer, Web Developer, Full Stack Developer, +2





I am a final-year Computer Science Engineering student with hands-on experience in software testing, distributed systems, and cybersecurity. I enjoy solving complex problems and learning new technologies. I am skilled in manual and automated QA, modern development tools, and languages such as Python, Java, C++, PHP, HTML, CSS, and JavaScript. I hold the Google Cybersecurity & IT Support Certificate and have Hackathon wins, showcasing my problem-solving and teamwork.…I am a final-year Computer Science Engineering student with hands-on experience in software testing, distributed systems, and cybersecurity. I enjoy solving complex problems and learning new technologies. I am skilled in manual and automated QA, modern development tools, and languages such as Python, Java, C++, PHP, HTML, CSS, and JavaScript. I hold the Google Cybersecurity & IT Support Certificate and have Hackathon wins, showcasing my problem-solving and teamwork.

Available to hire

I am a final-year Computer Science Engineering student with hands-on experience in software testing, distributed systems, and cybersecurity. I enjoy solving complex problems and learning new technologies.

I am skilled in manual and automated QA, modern development tools, and languages such as Python, Java, C++, PHP, HTML, CSS, and JavaScript. I hold the Google Cybersecurity & IT Support Certificate and have Hackathon wins, showcasing my problem-solving and teamwork.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Language

Spanish; Castilian

Fluent

English

Advanced

German

Beginner

French

Beginner

Work Experience

Software QA Intern at AllKopier DVA

June 1, 2025 - November 1, 2025

Performed manual and automated testing on websites and database systems. Designed and executed test cases to ensure performance and reliability. Managed Docker-based environments and configured PostgreSQL databases for testing scenarios. Utilized Redis for performance optimization in system testing.

Cashier / Customer Service at Little Caesars

July 1, 2024 - July 1, 2024

Provided customer service and managed store operations in a fast-paced environment. Operated the cash register and processed customer transactions efficiently. Managed delivery app orders, ensuring timely preparation and coordination with drivers.