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Barnoski

Technical Support Engineer

Septian
Hari
Sabarno

Strong background in Fullstack Development & Cloud Deployment. Experienced in implementing, deploying, and monitoring applications in staging & production using Laravel, Node.js, Docker, and Google Cloud.

Projects shipped
14+

Projects Shipped

Uptime
99%

Uptime Maintained

National ranking
Top 5

of 644 Teams

Septian Hari Sabarno

About Me

Keeping systems stable, from code to infrastructure

Technical Support Engineer with a strong background in Fullstack Development & Cloud Deployment. Experienced in implementing, deploying, and monitoring web applications in staging and production environments. Skilled in system troubleshooting, E2E testing, and backend debugging using Laravel, Node.js, Bun, Docker, PostgreSQL, MySQL, and Google Cloud.

Infra & Monitoring

VPS & cloud server management, Grafana monitoring, Docker containers, L1 support & troubleshooting.

Database & Cloud Storage

PostgreSQL, MySQL, Redis caching, AWS S3, Google Cloud Platform.

Fullstack Development

Laravel, Node.js, Bun, Golang, REST API, webhook & payment gateway integration.

Experience

Professional Journey

  1. Mar 2026 — Present

    L1 Support / IT Apps / Infra

    PT Lintas Media Danawa (Subsidiary of Lintasarta) · Depok

    Managing server infrastructure (VPS & cloud), real-time monitoring with Grafana, application deployment & isolation via Docker, and L1 support plus advanced troubleshooting for internal applications and corporate client services. Maintaining PostgreSQL/MySQL database integrity, managing cloud storage (AWS S3, GCP), and monitoring third-party API integrations.

    L1 App Support
  2. Jan 2025 — Mar 2026

    Junior Technical Support

    PT Aplikasi Lintas Bangsa (Startup Lancar.ai) · Jakarta

    Implemented Redis for caching & latency optimization, built APIs and webhooks with Midtrans payment gateway integration, managed AWS S3 for file storage, and handled Docker deployment on Linux VPS. Supported Lancar.ai AI chatbot operations in staging & production with a 99% uptime target.

  3. Mar 2025 — Jul 2025

    Final Project — Web Profile & Online Registration System, Assalam Dawuan

    Sekolah Tinggi Teknologi Informasi NIIT · Laravel & MySQL

    Built a digital registration platform for new students with 6+ modules (institution profile, registration form, applicant tracking, admin dashboard). MySQL query optimization cut data retrieval time by up to 35%, plus basic SEO configuration that improved the website's search engine visibility.

  4. Feb 2025 — Mar 2025

    Backend Developer (Virtual Internship)

    Evermos x Rakamin Academy · Remote

    Developed a backend system with Golang & clean architecture: 10+ RESTful API endpoints with JWT authentication and role-based access control, MySQL integration with query optimization that improved API response by up to 20%.

  5. Sep 2024 — Dec 2024

    Bangkit Academy — Cloud Computing Path

    Google, GoTo, Traveloka

    Capstone project Signfy — an AI-based sign language learning app, selected as Top 5 out of 644 teams nationwide. Designed & secured 15+ RESTful API endpoints (Node.js/Express) with JWT, deployed to Google Cloud Run, and led cross-functional team coordination as Project Manager.

Publications

Publications & Media

  • News

    Septian Hari Sabarno Wins Top 5 Capstone Project Award in the Bangkit MSIB Batch 7 2024 Program

    STTI NIIT I-Tech, 2025

  • Journal

    Perancangan Website Profil dan Sistem Pendaftaran Santri Baru pada Pondok Modern Assalam Subang Jawa Barat

    SISKOM-KB

  • Book

    Cara Mudah Membangun Sistem Kuis Interaktif Menggunakan PHP dan MySQL Berbasis Website

    Penerbit Eureka, 2023

  • Book

    Membangun Sistem Manajemen Hasil Nilai Kursus Mahasiswa di JSP Menggunakan (Eclipse IDE, Apache Tomcat Server & MySQL Database)

    Penerbit Eureka, 2023

Projects

Selected Projects

A selection of applications I've built, from e-commerce to CMS and backend services.

Evana

Evana

A botanical skincare e-commerce platform: product & category catalog, cart, checkout with shipping & payment integration (Komerce), vouchers, wishlist, reviews, and an admin dashboard for products, orders, and couriers.

  • Laravel
  • Livewire
  • Payment Integration
  • Admin Dashboard
Company Profile — Bumi Raya Adipratama

Company Profile — Bumi Raya Adipratama

A bilingual company profile website for a biomass fuel (palm kernel shell) exporter, with a Filament CMS: product & spec management, testimonials, partners, team, company milestones, and a contact form.

  • Laravel
  • Filament
  • Multi-language
  • CMS
BYD Sales — Katalog & CRM

BYD Sales — Katalog & CRM

A landing page for a BYD electric vehicle catalog, promos, and test drive bookings, with a Filament admin panel for content management and sales lead follow-up.

  • Laravel
  • Filament
  • CRM
OpenAI Agent Server

OpenAI Agent Server

A TypeScript-based Express.js server integrating an OpenAI Agent to handle messages & queries — part of the Lancar.ai AI chatbot platform.

  • Express.js
  • TypeScript
  • OpenAI
Brankastua — Personal Finance Tracker

Brankastua — Personal Finance Tracker

A personal finance tracker built with Go: multi-wallet, budgeting, debt tracking, recurring bills, and a transaction ledger — complete with its own authentication & session system.

  • Go
  • PostgreSQL
  • sqlc
One Core System (OCS) — Masjid Sejuta Pemuda

One Core System (OCS) — Masjid Sejuta Pemuda

A unified backend for a mosque's study & donation platform: JWT authentication with role hierarchy, CMS for news/events/study sessions/campaigns, generic payment integrated with Xendit, zakat & donation modules with a KPI dashboard, event registration with QR check-in, a financial ledger, digital Qur'an API integration, plus free-meal program management and digital tahfiz certificates.

  • TypeScript
  • Bun
  • Hono
  • PostgreSQL
  • Prisma
  • Xendit

More

Other Projects

Web Profile Pesantren Assalam Dawuan

Web Profile Pesantren Assalam Dawuan

An official website & CMS for an Islamic boarding school, live in production.

  • Laravel
  • MySQL
PSB Assalam — Pendaftaran Santri Baru

PSB Assalam — Pendaftaran Santri Baru

An online registration system for prospective new students.

  • Laravel
  • Web App
Lancar Bot Monitoring Dashboard

Lancar Bot Monitoring Dashboard

Cross-channel bot monitoring & order management (WhatsApp, Instagram, Messenger).

  • Dashboard
  • Multi-channel
WhatsApp API Boilerplate

WhatsApp API Boilerplate

A WhatsApp API service boilerplate with Express.js, Bun runtime, and Prisma ORM.

  • Express
  • Bun
  • Prisma
Renginang Nusantara

Renginang Nusantara

A sales website for traditional renginang crackers, ordering via WhatsApp with a checkout UI prepared for the next phase.

  • Laravel 12
  • E-commerce
E-Rapor Pesantren

E-Rapor Pesantren

A KMI learning results information system for Pondok Modern Assalam — manage grades & print student report cards per homeroom teacher.

  • Laravel
  • Akademik
Dashboard Infaq Jum'at — Al Khairiyah

Dashboard Infaq Jum'at — Al Khairiyah

A dashboard to manage & monitor MI Al Khairiyah's weekly charity (infaq) recap — by academic year, month, and week in one place.

  • Laravel
  • Dashboard
Titip Adat

Titip Adat

A platform for sharing unwritten local customs & rules across Indonesian regions, written by residents who actually live there.

  • Budaya
  • Web App

Contact

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