Hello, I'm

Syahrul Safarudin Hasan

Backend Engineer

Experienced software engineer specializing in backend development.
Focused on data insights and process improvement,
and efficient software solutions.

View Projects
about.json
  {
    "name": "Syahrul Safarudin Hasan",
    "role": "Backend Engineer",
    "location": "Bandung, Indonesia",
    "experience": "3+ years",
    "specialties": ["API Development", "Clean Code", "Query Optimization", "Problem Solving"],
    "currently": "Building efficient software solutions"
  }

$ _
3+Years Experience
8+Projects Delivered
14+Technologies
100%Commitment
StatusCasually Open to Work

ABOUT ME

Experienced software engineer specializing in backend development. Over the past 3+ years, I've contributed to enterprise applications, ERP systems, CMS platforms, healthcare applications, and IoT solutions. My experience includes designing REST APIs, implementing authentication and authorization systems (JWT, RBAC, CASL), optimizing database performance, and integrating third-party services. Currently expanding my expertise in microservices, distributed systems, DevOps, Kubernetes, and cloud-native architectures.

Location
Bandung, Indonesia
Education
Bachelor Degree in Informatic Engineering
Universitas Islam Negeri Sunan Gunung Djati
GPA 3.47 / 4.0 · Aug 2017 – Feb 2024
Languages
Indonesian (Native), English (Professional)

TECH STACK

Backend

NestJSExpressJSLaravelGo Fiber.NET CoreSpring Boot

Languages

TypeScriptJavaScriptPHPGoJava

Database

PostgreSQLMySQLRedis

DevOps

VPSDockerKafkaNew RelicGrafanaGitCI/CD

EXPERIENCE

Work Experience

Freelance Backend Developer

Vodjo, Bandung

  • Refactored code for better readability
  • Developed APIs for front-end needs

Contract Fullstack Developer

Eiger Adventure Land, Bandung

  • Developed an NFC-reading IoT device and an ERP feature
  • Built a desktop application for the FnB system

Contract Backend Developer

Karpa Imaji Labs, Depok

  • Developed a boilerplate for future projects
  • Developed a feature for authorization RBAC (Role-Based Access Control)
  • Fix incorrect database queries and improve query quality
  • Create APIs to meet the needs of mobile and front-end

Full-Time Backend Developer

Rolling Glory, Bandung

  • Developed a secure authentication system like jwt that met industry standards for data protection and privacy
  • Created an API gateway that improved system performance and reduced latency
  • Refactored legacy code to improve reliability, scalability and maintainability
  • Optimized database queries to improve application performance and reduce response times

Internship Backend Developer

Rolling Glory, Bandung

  • Collaborated on digital product development with the team
  • Implemented backend support and troubleshooting for mobile and web

Freelance Backend Developer

Vodjo, Bandung

  • Refactored code for better readability
  • Developed APIs for front-end needs

Contract Fullstack Developer

Eiger Adventure Land, Bandung

  • Developed an NFC-reading IoT device and an ERP feature
  • Built a desktop application for the FnB system

Contract Backend Developer

Karpa Imaji Labs, Depok

  • Developed a boilerplate for future projects
  • Developed a feature for authorization RBAC (Role-Based Access Control)
  • Fix incorrect database queries and improve query quality
  • Create APIs to meet the needs of mobile and front-end

Full-Time Backend Developer

Rolling Glory, Bandung

  • Developed a secure authentication system like jwt that met industry standards for data protection and privacy
  • Created an API gateway that improved system performance and reduced latency
  • Refactored legacy code to improve reliability, scalability and maintainability
  • Optimized database queries to improve application performance and reduce response times

Internship Backend Developer

Rolling Glory, Bandung

  • Collaborated on digital product development with the team
  • Implemented backend support and troubleshooting for mobile and web

FEATURED PROJECTS

Project Portfolio

DCI Indonesia Company Website

Company profile platform presenting data center services and infrastructure capabilities.

ExpressJS MySQL Sequelize

FnB System For Eiger Adventure Land

Integrated food and beverage platform for POS, reservations, payments, inventory, and NFC.

ReactJS NFC ElectronJs RFID

Eiger Adventure Land ERP

Company ERP covering ticketing, validation, customers, and transaction features.

NestJS PostgreSQL Docker Kafka EC2

Wristband IoT

NFC wristband reader integrated with RFID validation and server synchronization.

ElectronJs ReactJS SQLite NFC RFID

Mata Hati Apps

Foundation application supporting educational programs, book acquisition, and donations.

NestJS PostgreSQL Flutter ReactJS

Erha Buddy Apps

Skin-care application with product purchasing, appointments, and third-party integrations.

NestJS MySQL Redis New Relic S3 EC2

Morinaga Web

Product landing website maintained and enhanced through client change requests.

Yii2 MySQL Redis

Elina Tools System

Member registration and transaction platform with CMS, authentication, and CASL permissions.

NestJS PostgreSQL Redis New Relic EC2

DCI Indonesia Company Website

Backend

Company profile platform presenting data center services and infrastructure capabilities.

ExpressJS MySQL Sequelize

FnB System For Eiger Adventure Land

Fullstack

Integrated food and beverage platform for POS, reservations, payments, inventory, and NFC.

ReactJS NFC ElectronJs RFID

Eiger Adventure Land ERP

Fullstack

Company ERP covering ticketing, validation, customers, and transaction features.

NestJS PostgreSQL Docker Kafka EC2

Wristband IoT

Fullstack

NFC wristband reader integrated with RFID validation and server synchronization.

ElectronJs ReactJS SQLite NFC RFID

More Projects

Mata Hati Apps (2025)

Erha Buddy Apps (2024)

Morinaga Web (2023)

Elina Tools System (2022 – 2023)

Project Portfolio

DCI Indonesia Company Website

Company profile platform presenting data center services and infrastructure capabilities.

ExpressJS MySQL Sequelize

FnB System For Eiger Adventure Land

Integrated food and beverage platform for POS, reservations, payments, inventory, and NFC.

ReactJS NFC ElectronJs RFID

Eiger Adventure Land ERP

Company ERP covering ticketing, validation, customers, and transaction features.

NestJS PostgreSQL Docker Kafka EC2

Wristband IoT

NFC wristband reader integrated with RFID validation and server synchronization.

ElectronJs ReactJS SQLite NFC RFID

Mata Hati Apps

Foundation application supporting educational programs, book acquisition, and donations.

NestJS PostgreSQL Flutter ReactJS

Erha Buddy Apps

Skin-care application with product purchasing, appointments, and third-party integrations.

NestJS MySQL Redis New Relic S3 EC2

Morinaga Web

Product landing website maintained and enhanced through client change requests.

Yii2 MySQL Redis

Elina Tools System

Member registration and transaction platform with CMS, authentication, and CASL permissions.

NestJS PostgreSQL Redis New Relic EC2

PROFESSIONAL HIGHLIGHTS

Backend Development & APIs

Builds APIs, authorization, and backend services for mobile and front-end applications.

Backend specialization

Data & Process Improvement

Uses data analysis, query optimization, and refactoring to improve system efficiency.

Fast learner · Problem solver
Let's build something amazing together!

I'm currently open to new opportunities and interesting projects.

Get In Touch
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