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IT System Engineer | ERP Developer | DevOps & Infrastructure
System Integration | IoT & Digital Transformation

Hello, I'm
Arif Saputra

I'm an

Bachelor of Informatics Engineering with cross-functional expertise in IT Support, IT Infrastructure, IT System Engineer, DevOps, as well as EPC Project Procurement & Administration.

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ARIF SAPUTRA
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ID: ASVT-0391-SYS

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Years Total Experience

0+

IT Projects

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Certificates of Competence

About Me

Background & Professional Profile

Profile Summary

Bachelor of Informatics Engineering with 4+ years of overall professional experience, including 2+ years specialized in IT Systems, ERP Development, IT Infrastructure, IoT Systems, and Technical Support, alongside ~2 years in Procurement and EPC Project Administration.

Possesses comprehensive expertise ranging from business requirements analysis, operational process digitization, hardware & software troubleshooting, cloud & server management, IoT development & sensor integration, REST API & biometrics integration, to CI/CD & DevOps implementation.

Core Competencies

System Analyst ERP & Software Dev IT Infra & DevOps System Integration IoT Systems IT Support & Technical Support EPC Admin & Procurement

Soft Skills

Problem Solving & Analytical Communication & Teamwork Fast Learning & Adaptability

Software Development & ERP Architecture

Develop PWA-based ERP systems using React.js, Node.js, Express, and MongoDB Replica Sets with ACID transactions covering Procurement, Logistics, Finance, HR, Asset Management, Presales, and Project Management modules.

System Integration, Deployment & DevOps

Orchestrate DevOps workflows and application deployments via REST APIs, Gitea CI/CD, Docker, Nginx, domain management, SMTP Mail systems, and ZKTeco BioTime biometric integration.

Head Office & Project IT Infrastructure

Administer Head Office and project IT infrastructure including Proxmox virtualization, databases, VLANs & switching, Nextcloud, PCs, printers, PABX, CCTV, ZKTeco Access Control & Attendance, asset/license management, and network/app monitoring via Grafana and Uptime Kuma.

IT Technical Support & System Security

Deliver on-site and remote IT support covering hardware/software troubleshooting, backup/recovery, and corporate SMTP Mail & company profile website security via spam/phishing filtering, email blocking, anti-bot, and anti-scraping mechanisms.

IoT & ICT Automation Solutions

Design IoT & ICT automation solutions in collaboration with vendor principals, encompassing system architecture, hardware wiring & device termination, sensor/actuator integration, microcontroller programming, MQTT protocol messaging, telemetry monitoring, and automated control systems.

IT & Non-IT Procurement & Stock Control

Managing IT and non-IT procurement, including Purchase Orders (PO), vendor management, DO/invoice verification, stock control, and procurement administration.

ERP Digitization for Supply Chain & Assets

Supporting business process digitization through the development and implementation of ERP modules for Procurement, Inventory, and Asset Management.

EPC Project Document Control & Archiving

Manage EPC project documentation including Test Package, Welding Report, Cleaning Inspection Report, and QC documents through document control, transmittal, and digital archiving using Microsoft 365 SharePoint.

Excel Data Validation & Quality Reporting

Processing and validating project data using Microsoft Excel (VLOOKUP, HLOOKUP, data matching between sheets, and reporting) to ensure consistency and accuracy of documentation information.

Python OCR Automation & Extraction

Develop Python OCR-based document processing automation for data extraction, conversion of extraction results to structured format (JSON/Excel), data cleaning, and project document control process acceleration.

Skills

Tech Stack & Main Tools

ERP & Software Development

REST API Integration Web Application JavaScript (ES6+) React JS Node JS / Express Python & OCR WordPress CMS SQL & PostgreSQL MongoDB HTML5 & CSS3

Cloud Infrastructure & DevOps

Proxmox VE Docker Containers Nextcloud & NAS Storage SMTP & Mail Server Admin Domain & DNS Management Nginx Web Server Gitea & CI/CD Pipeline Grafana & Uptime Kuma

Network Engineering & IoT Systems

MikroTik, Cisco, Aruba & Ruijie Routing, Switching & VLAN Fiber Optic & Cabling PABX & IP CCTV Access Door & Attendance (ZKTeco) IoT & Solution Architecture

Administration & QC Tools

Microsoft 365 SharePoint Spreadsheets (MS Excel & Google Sheets) Data Matching & Quality Reporting EPC Document Control & Transmittals Test Package & QC Documentation Python OCR Data Extraction IT Asset & Inventory Management
Experience

Professional Work Experience

January 2026 – Present

IT Engineer

PT Trigatra Sistem Integrasi – South Tangerang, Banten

  • Analyze client business requirements, design technical solution architectures, and coordinate system implementations alongside clients and vendor principals.
  • Develop and maintain web-based ERP systems, covering application architecture, API integration, custom module development, and database administration.
  • Manage IT infrastructure and DevOps pipelines, including servers, virtualization, containerization, CI/CD, databases, enterprise networks, SMTP mail systems, Nextcloud, PABX, CCTV, door access control, biometric attendance, PCs, and printers.
  • Monitor and troubleshoot IT hardware, software, servers, enterprise networks, applications, and websites using Grafana and Uptime Kuma, while managing IT asset tracking, inventory, and software licensing.
August 2025 – December 2025

Admin Test Package

PT Tiga Pilar Energi – Marunda, West Java

  • Manage project QC documentation including Test Package, Welding Report, and Cleaning Inspection Report.
  • Manage document control, log sheets, and project documentation using Microsoft 365 SharePoint.
  • Update inspection data and technical drawings on the project documentation system.
  • Develop Python OCR applications for automated document extraction, search, and processing management.
May 2023 – July 2025

Purchasing Staff

PT Ladang Karya Husada – Bandung, West Java

  • Manage end-to-end procurement process through ERP system, from Purchase Order (PO) to vendor payment.
  • Conduct price negotiations, supplier evaluations, vendor management, and procurement administration.
  • Verify Delivery Orders (DOs), invoices, and procurement documentation for accuracy.
  • Inspect incoming and outgoing goods according to strict QC standards and client requirements.
May 2022 – May 2023

IT Admin

PT Ladang Karya Husada – Bandung, West Java

  • Installation, configuration, maintenance, and troubleshooting of IT devices, networks, and operating systems.
  • Manage LAN infrastructure, cabling, switching, inventory, and IT assets.
  • Manage stock data, product catalogs, and administration through ERP systems and marketplaces.
  • Technical support to internal users and marketplace users remotely and on-site.
February 2022 – May 2022

IT Support (Internship)

PT PGAS Telekomunikasi Nusantara – Lampung

  • Install, maintain, and troubleshoot IT devices and networks.
  • Fiber optic network troubleshooting, CCTV monitoring, and cable infrastructure inspection.
  • Customer technical support for outage handling and network repair.
Portfolio

Our Projects

2019
IoT-Based POLIFISH FARM Early Warning System
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IoT & Systems

IoT-Based POLIFISH FARM Early Warning System

End-to-end IoT system for fishpond flood monitoring, automatic feeding, and water quality control with Telegram API.

ESP32 MQTT Telegram API
2021
IoT-Based Non-Contact Attendance Device
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IoT & Systems

IoT-Based Non-Contact Temperature & Attendance Device

IoT attendance system with non-contact MLX90614 infrared temperature sensing and Firebase integration.

ESP32 NFC Firebase
2024
Gate Barrier System Widyatama University
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IoT & Systems

Gate Barrier System of Widyatama University Library

Automated NFC/RFID library gate access integrated with SLiMS management system and student ID authentication.

ESP32 NFC / RFID SLiMS
2025
Fuzzy Logic Chemical Storage Monitoring System
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IoT & Systems

Fuzzy Logic Chemical Storage Monitoring System

IoT temperature & humidity monitoring for chemical storage with Fuzzy Logic automated AC/fan relay control.

ESP32 Fuzzy Logic MATLAB
2025
Smart OCR & Document Processing System
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Software Development

Smart OCR & Document Processing System

Intelligent Python GUI OCR app with OpenCV & PyTesseract for automated EPC document extraction, PDF splitting, and database input.

Python PyTesseract PyQt5
2026
Web Company Profile & Landing Page
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Software Development

Web Company Profile & Landing Page

Official responsive company website showcasing ICT & software services with SMTP email and Google Maps integration.

JavaScript, HTML & CSS WordPress CMS Cloudflare & SMTP
2026
IT Infrastructure & System Integration
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IT Infra & System Integrator

IT Infrastructure & System Integration

Pre-configured & deployed Cisco, Aruba & Ruijie switches, Hikvision & Honeywell CCTV, ZKTeco attendance, PABX, and Honeywell fire alarms for client project sites & head office.

Cisco, Aruba & Ruijie Hikvision & Honeywell CCTV ZKTeco, PABX & Mail Admin
2026
Enterprise Resource Planning (ERP) System
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Software Development

Enterprise Resource Planning (ERP) System

Developed a custom ERP system using MERN Stack for Logistics, HR, Finance & Projects with MongoDB Replica Set, Docker, Gitea CI/CD, Proxmox LXC, Grafana & Uptime Kuma.

MERN Stack Docker & Gitea CI/CD Grafana & Uptime Kuma
Certifications

Certificates of Competence

Cisco CyberOps Associate

Cisco Networking Academy

Enterprise SOC operations, cybersecurity threat analysis, Windows/Linux OS security, network intrusion detection, endpoint vulnerability investigation, and incident response models.

ID: 5301438c-74b6-4d31-89da-b2696dc1e1cc Verify

NSE 1 Certified in Cybersecurity

Fortinet

Understanding cybersecurity fundamentals, network security, cyber threats, malware, phishing, and security awareness.

ID: 5108940165AS Verify

NSE 2 Certified in Cybersecurity

Fortinet

Understanding Fortinet products and solutions, including firewall concepts, endpoint security, secure connectivity, and network protection.

ID: 2076657129AS Verify

NSE 3 Certified in Cybersecurity

Fortinet

Understanding the application of Fortinet Security Fabric, FortiGate, firewall policies, traffic filtering, network segmentation, secure connectivity, and threat protection.

ID: 8867442062AS Verify

Cybersecurity Essentials LFC108

The Linux Foundation

Fundamentals of cybersecurity principles, system hardening, risk mitigation, and security best practices for computing environments.

ID: LF-z6kwpexkth Verify

Introduction to Linux LFS101

The Linux Foundation

Fundamentals of Linux OS, command-line interface (CLI) administration, system operations, and open-source computing environment management.

ID: LF-spzyb3n9sx Verify

CCNA R&S: Routing and Switching Essentials

Cisco Networking Academy

Router traffic forwarding operations, Ethernet switching, VLAN implementation, static routing & RIPv2, DHCP, NAT, ACL traffic filtering, and network troubleshooting.

Verify

MikroTik Certified Network Associate (MTCNA)

MikroTik

Administering MikroTik RouterOS, firewall filters, static/dynamic routing, bandwidth queues, and NAT.

ID: 2011NA6084 Verify

Information Technology Fundamentals

IBM

Information technology fundamentals, cloud computing concepts, cybersecurity, and data system management.

ID: d5e68e95-2840-4070-88da-388eff3b4383 Verify

JavaScript Essentials 2

Cisco Networking Academy & OpenEDG JS Institute

Advanced JavaScript programming: OOP, async handling (Promises/Async-Await), DOM manipulation, and API integration.

ID: cfd22b44-b225-495c-9d86-43bc5c14b71a Verify

Python Essentials 2

Cisco Networking Academy & Python Institute

Advanced Python programming: Object-Oriented Programming (OOP), module management, exception handling, and file/OCR processing.

ID: 01dac1bf-9ccf-40b7-8153-9d73758d233b Verify

Software Engineer

HackerRank

It covers core software engineering topics like Problem Solving, Java, Go, SQL, and REST API development.

ID: 8AAAF10DD6F2 Verify

MongoDB - CRUD Complete

MongoDB University

MongoDB document database operations, CRUD manipulation, indexing strategies, aggregation pipeline, and schema design.

Verify

Database Administrator (BNSP DBA)

Badan Nasional Sertifikasi Profesi (BNSP)

State competency certification in database administration, schema optimization, SQL query tuning, and backup/restore.

ID: 69201 251 6 0000004 2025 Verify

SQL (Basic)

HackerRank

Basic SQL queries, relational database concepts, SELECT statements, filtering with WHERE, joins (INNER, LEFT, RIGHT), aggregations (GROUP BY, HAVING), sorting, and subqueries.

ID: AD5F99EBB627 Verify

Honeywell Fire Alarm Certification

Honeywell Technologies

Installation, programming of addressable & conventional Notifier fire alarm panels, and building fire protection maintenance.

Verify
Contact

Let's Connect

Interested in discussing job opportunities in IT Support, IT System Integration, IT System Administrator, IT Infra DevOps, or Software Developer? Let's connect!

arifsaputravt03@gmail.com
South Tangerang, Banten, Indonesia