👋 Hello, I am Try Hendrio Sergio

Senior Full Stack
& Backend Developer

I build enterprise applications, transactional systems, and secure REST APIs that turn complex business requirements into reliable, scalable, and maintainable software across the frontend, backend, and database layers.

5+ Years Experience Enterprise Systems High-Volume Transactions

Currently building enterprise systems at PT Eka Bogainti (HokBen)

Explore Projects Hire Me

Senior Full Stack
Developer PT Eka Bogainti (HokBen)

High-Volume Transactions POS & Payment Gateway

REST API Specialist Golang • Laravel • SQL Server

About Me

A brief introduction about me.

Full Stack Developer

Hello, I'm Try Hendrio Sergio, passionate about building modern, secure, and scalable web applications from frontend interfaces to backend services.

I have experience working with PHP Native, Laravel, CodeIgniter, Golang, and databases such as SQL Server, MySQL, and PostgreSQL.

Throughout my career, I have developed POS System, HRIS, Budget Management, Overtime System, Payment Gateway Integration, and REST APIs, delivering complete solutions from user interface to database.

5+

Years Experience

50+

Features Implemented

15+

Technologies

100%

Quality Focus

Career Journey

Experience

Progressing from application development toward system design, backend engineering, integration, and scalable enterprise solutions.

Jul 2023 — Present

Senior Application Developer

PT Eka Bogainti (HokBen)

Current

Developing enterprise applications with a growing focus on backend architecture, API design, system integration, security, and reliable business workflows.

System Design REST API Backend System Integration Security Database

Key Responsibilities

Design and develop enterprise applications supporting business-critical processes, including POS and HCMS systems.
Design and implement REST APIs with authentication and authorization mechanisms using JWT, RBAC, and X-API-Key.
Develop system integrations between internal applications and external services.
Design database queries, stored procedures, and data processing workflows using SQL Server and MySQL.
Analyze existing application flows and contribute to technical improvements, integration design, and system reliability.
Collaborate with cross-functional teams to translate business requirements into technical solutions and application implementations.

Jul 2022 — Jul 2023

Application Support

PT Eka Bogainti (HokBen)

Developed a strong understanding of enterprise systems, business processes, databases, and operational requirements through application support.

Enterprise Systems Database Troubleshooting Business Process

Key Responsibilities

Supported enterprise applications and databases used by internal business users.
Analyzed application issues and database problems to identify their root causes.
Maintained data integrity and supported operational business processes.
Worked with development and business teams to understand requirements and resolve system issues.

Jul 2020 — Jun 2022

Program & Network Staff

Yayasan Global Informatika Mandiri

Built an early foundation in software development, infrastructure, and IT operations while developing practical understanding of how technology supports organizational needs.

Web Development IT Operations Network Application Maintenance

Key Responsibilities

Developed and enhanced web-based applications for organizational needs.
Supported application maintenance and technical troubleshooting.
Supported network management and IT operations.
Assisted users with technical and application-related requirements.

Senior Full Stack
& Backend Developer