Led backend development for the Sales App team, demonstrating adaptability during multiple layoffs and organizational changes.* Built route optimization feature for Sales Executives, improving coverage and reducing travel time.* Designed mission-based incentive system, aligning incentives with sales performance.* Developed user verification and fraud detection features to reduce fraudulent activities.* Provided detailed code reviews, mentored junior developers, and ensured best practices adherence.

Part of Sales App team, managing Sales Executive application.* Optimized key API performance, reducing database latency and increasing throughput.* Managed both backend and frontend functionality for article feature using Next.js.* Coordinated with cross-functional teams to develop and deploy features.* Actively participated in feature development and bug fixes.

Worked on Jovee (supplement recommendation) and Lifepack (online pharmacy).* Integrated shipment feature with multiple vendors for streamlined logistics.* Developed printing functionality for Admin Panel across multiple warehouses.* Created Metabase dashboards for tracking key metrics.* Integrated WordPress API for displaying blog articles.* Developed query builder for improved query readability and reduced redundancy.

Contributed to Deliv (ride-hailing) and Kios Deliv (PPOB) projects.* Redesigned driver notification system to improve efficiency.* Proposed and implemented AWS infrastructure for Kios Deliv.* Managed vendor integration, standardizing data collection and ensuring secure transactions.* Played a key role in selecting the tech stack for Kios Deliv, ensuring scalability.

Programming software, such as desktop app, web apps.For desktop development, i'am using java with netbeans.For web development, i'm using bootstrap + php (+ mysql) + javascript. some people call this as bpjs techstack (lol).

programming mobile edugame. programming with java2me technology to make game that contain education. 2 game made by me.