Experience
Where I've worked and what I did there.
Active
Information Technology (Freelance)
PT Putra Wijayakusuma Sakti (PWS)·Semarang, Central Java, Indonesia · Hybrid
- Engineered the ICDS (Integrated Collective Database System) platform for PT PWS, built with Laravel, PostgreSQL, Docker containerization, and automated CI/CD deployment pipelines.
- Integrated official Peruri API for digital document stamping & signature validation, multi-signatory approval workflows, visual signature placement, and tamper-proof PDF generation with cryptographic QR verification.
- CI/CD deployment pipelines, Docker setups, and technical architecture across all PT PWS enterprise platforms (ICDS, Asset Loan, and e-Facility Care).
Application Awardee
UPT Perpustakaan & Layanan Digital UMS·Surakarta, ID
- Awarded university grant for digital infrastructure innovation.
- Architected and engineered the Library Cafe Point of Sale (POS) platform using Laravel 13, MySQL, Vite, and Docker containers.
- Designed responsive UI/UX design systems and role-based cashier/manager transaction workflows in Figma.
Web Programming Laboratory Assistant
Universitas Muhammadiyah Surakarta·Surakarta, ID
- Instructed and mentored 40+ undergraduate students in web fundamentals, PHP, JavaScript, and relational database management.
- Conducted weekly hands-on coding sessions, debugging algorithmic challenges, and grading comprehensive project assessments.
- Authored interactive code walkthroughs and database schema design tutorials.
IT Web Developer Intern
PT Putra Wijayakusuma Sakti (PWS)·Semarang / Remote, ID
- Engineered internal office asset loan management system with automated scheduling, anti-double-booking validation, and automated CI/CD pipelines.
- Developed e-Facility Care workforce management platform with GPS geo-fencing and multi-stage photo verification.
- Configured Docker development environments and automated document archival with batch ZIP compression and exportable PDF logs.
Head of Science & Research
HIMATIF UMS·Surakarta, ID
- Led organizational research initiatives and academic study circles across computer science subjects.
- Directed web development workflows for organization portals and digital communication materials.
- Organized technical workshops on modern web technologies and UI/UX design fundamentals.
Programming Algorithm Laboratory Assistant
Universitas Muhammadiyah Surakarta·Surakarta, ID
- Guided 30+ students through algorithmic thinking, data structures, and Python programming foundations.
- Facilitated problem-solving lab sessions, live debugging exercises, and technical code evaluations.