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I'm a Software Engineer with over 2 years of experience building scalable, high-quality software solutions. With a strong foundation in competitive programming through Google Code Jam, Kick Start, and LeetCode, I excel at writing efficient, high-performance code. My expertise spans system design, data structures, and performance optimization. Currently, I'm expanding my experience in AI and Blockchain, exploring LLMs, RAG systems, and decentralized technologies to build intelligent, future-ready systems.…I'm a Software Engineer with over 2 years of experience building scalable, high-quality software solutions. With a strong foundation in competitive programming through Google Code Jam, Kick Start, and LeetCode, I excel at writing efficient, high-performance code. My expertise spans system design, data structures, and performance optimization. Currently, I'm expanding my experience in AI and Blockchain, exploring LLMs, RAG systems, and decentralized technologies to build intelligent, future-ready systems.

Vhalentino Gamgenora

Full Stack Developer, Back-End Developer, App Developer, +4

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I'm a Software Engineer with over 2 years of experience building scalable, high-quality software solutions. With a strong foundation in competitive programming through Google Code Jam, Kick Start, and LeetCode, I excel at writing efficient, high-performance code. My expertise spans system design, data structures, and performance optimization. Currently, I'm expanding my experience in AI and Blockchain, exploring LLMs, RAG systems, and decentralized technologies to build intelligent, future-ready systems.…I'm a Software Engineer with over 2 years of experience building scalable, high-quality software solutions. With a strong foundation in competitive programming through Google Code Jam, Kick Start, and LeetCode, I excel at writing efficient, high-performance code. My expertise spans system design, data structures, and performance optimization. Currently, I'm expanding my experience in AI and Blockchain, exploring LLMs, RAG systems, and decentralized technologies to build intelligent, future-ready systems.

Available to hire

I’m a Software Engineer with over 2 years of experience building scalable, high-quality software solutions. With a strong foundation in competitive programming through Google Code Jam, Kick Start, and LeetCode, I excel at writing efficient, high-performance code. My expertise spans system design, data structures, and performance optimization. Currently, I’m expanding my experience in AI and Blockchain, exploring LLMs, RAG systems, and decentralized technologies to build intelligent, future-ready systems.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Language

Indonesian

Fluent

English

Fluent

Work Experience

Full Stack Engineer at Digikreatif

February 28, 2023 - September 4, 2025

Revamped the FreeIndexer website with Next.js, Node.js, and PostgreSQL, utilizing Redux for state management, Redis for caching, and static routing for faster load times. Improved UI responsiveness with modern HTML5 and CSS3. Implemented ERPNEXT with Docker, Git, and MariaDB and integrated SQL Server for cross-system data flow. Added Elasticsearch for search capabilities and explored gRPC for low-latency communication. Evaluated enterprise storage for high-availability needs.

Frontend Developer at Kalla Translog

April 30, 2023 - September 4, 2025

Built dynamic features for the Kalla Translog platform CSR portal, news updates, and flipbook profile with Next.js, Node.js, Tailwind CSS, TypeScript, and JavaScript. Integrated REST APIs and implemented real-time content updates using AJAX and ES6. Added interactive mapping using Google Maps API for improved service point discovery. Maintained legacy support with Web Logic and integrated webservices, including exploring CICS Web for enterprise access.

Full Stack Engineer at Digikreatif

August 31, 2024 - September 4, 2025

Developed advanced logistics and shipment application using React.js, Capacitor.js, Electron, and a secure Node.js/Express.js backend with MySQL. Implemented JWT authentication and role-based access control following SDLC best practices. Automated logistics workflows and integrated invoice, shipping label, and receipt printouts. Followed MVC architecture and OOP principles. Adopted CI/CD pipelines, Kubernetes deployment, AWS services (DynamoDB, DHCP), and performed performance analysis and automated testing using tools like Karma and IBM Rational.

Back End Engineer at Medital ID

November 1, 2024 - November 1, 2025

Developed an EMR system integrated with Kemenkes Satu Sehat using iDempiere (OSGi), Node.js, and JasperReports, with patient notifications via Firebase messaging. Built booking app interfaces in Flutter using BLoC, syncing with backend models. Managed CI/CD workflows using Jenkins, Git, and automation tools, deployed on AWS EC2 and Azure with Nginx. Applied data modeling, XML standards, and build systems to support distributed health modules (IHS, HL7). Implemented E2E testing, debugging, static analysis, and followed software best practices across Linux environments using Maven, Bash, and JIRA. Handled RDBMS, integrated RESTful services, and maintained performance in complex distributed systems.