Work Experience

Developed & maintained backend server and RESTFUL APIs with Node.js and Express.js used by the company’s internal stakeholders, such as the Finance Team, Merchandising Team, Fleet Team and Warehouse Team for daily business operations and warehouse.
Developed & maintained a Node.js & Express.js backend server and RESTFUL APIs for an e-commerce application and implented Redis for caching to improve performance.
Integrated and maintained payment gateways, payment virtual accounts and banking APIs for Pasarnow application, Sales Team, and Collection Team.
Implemented tokens, OAuth, hashing and signatures to improve server security.
Built, maintained and optimized MongoDB NoSQL database for Pasarnow application and the company's internal data.
Improved NoSQL database performance by making better query scripts, improving aggregation pipeline stages, designing database structure according to use, and assigning correct collection indexes.
Implemented Test-driven development with Jest to deliver a bug-free code and product.

Taught a programming class in C++ which covers basic programming, algorithms, and data structures.
Taught database systems and design class using SQL which covers database design, optimization, normalization, and principals.
Assisted lecturer in web programming class on PHP, MySQL, HTML & CSS.
Maintained computers in the laboratory

Worked on factory assembly line inspection systems using image processing. Integrated image processing software with assembly line hardware using a programmable logic controller.
Programmed PLC (Programmable logic controller) ladder diagrams for factory inspection systems.
Created documentations for image processing inspection systems hardware and software.

Education

Internet of things (IoT) concentration.
Made a laboratory asset management and equipment booking system with RFID implementation for final project.
Joined electrical engineering students association (Himpunan Mahasiswa Elektro).