Learner

• Feb 2023 - Present

iOS Developer for Cleantify

• Jun 2023 - Jul 2023

*Developed IOS app using Swift UI

iOS Developer for Carity

• Apr 2023 - May 2023

*Developed IOS game app using swift UI.

iOS Developer for MeowMath

• Mar 2023 - Apr 2023

*Developed IOS game using Swift UI

Java Software Engineer

• Oct 2022 - Sep 2023

Handle PLN Swab Battery, SIloam Iam System, XL (LMS SLA, Renewal Fiberization, LMS Adjustment FTTH Homepass) projects. *Developed location-based algorithms to find the nearest Battery Swapping Stations (BSS), improved the BSS locker system with CRUD functionality, and enhanced transaction processing using SpringBoot, leading to a 30% decrease in customer wait times and a 20% increase in service speed. *Developed IAM System logic using SpringBoot, integrated Keycloak for user management, role administration, request approval, and BPMN flow, resulting in improved system efficiency and user experience. *Developed service logic for XL projects using SpringBoot, Spring JPA, and PostgreSQL as the database, and ensured smooth business flow by embedding the camunda engine in the SpringBoot application. *Perfomed unit test scenarios using JUnit and integration test scenarios using Rest Template to call API, ensuring robust code quality and system reliability. *Contributed actively to cross-team projects during sprint events, including sprint planning, daily scrum meetings, and sprint reviews, fostering efficient collaboration and enhancing project outcomes. Show less

Back End Developer

• Mar 2022 - Jul 2022

*Designed and documented a comprehensive Entity-Relationship Diagram (ERD) using PostgreSQL, encompassing 12 distinct entities and their intricate interrelationships.*Collaborated seamlessly within a cross-functional Agile team comprising 5 backend developers, 5 frontend developers, 3 UI/UX designers, and 1 Project Manager, resulting in the successful planning and execution of 15 new user-facing features within established timelines.*Developed and meticulously tested business logic for each of the 12 system entities using Java SpringBoot, achieving a bug reduction rate of 95% through systematic unit testing.*Actively engaged in 100% of daily stand-up meetings, ensuring seamless communication, alignment, and synchronization within the project team.*Engineered and delivered 8 RESTful APIs specifically tailored to product services using SpringBoot, enabling efficient data interaction and integration, with a 99.9% uptime reliability record. Show less

Back End Developer

• Jan 2022 - Mar 2022

• Collaborated with 5 backend, 5 frontend, 3 UI/UX, and 1 PM in an Agile team to plan new user-facing features • Collaborated with 5 other developers to design entity relationship diagram • Developed rest API that related to product services • Participated in daily stand-up

Frontend Web Developer

• Jul 2021 - Aug 2021

*Actively engaged with UI/UX teams, resulting in a 20% reduction in design-to-development iteration cycles and a 15% improvement in design-to-development alignment, leading to more efficient project progress. *Spearheaded the development of 10 new user-facing features within a 2-month timeframe, utilizing JavaScript and Bootstrap, which contributed to a 25% increase in user engagement and a 15% boost in overall user satisfaction. *Implemented stringent input validation protocols, reducing data-related security incidents by 90% and ensuring the integrity of user-generated data throughout the application. Show less

Full-stack Developer

• Feb 2021 - Apr 2021

*Conducted in-depth interviews with the Head of Institute for Research and Community Services, leading to the identification of 15 key process enhancements aimed at reducing paper usage in academic research. *Spearheaded a 3-month development project, resulting in a 40% improvement in application performance and responsiveness through optimization of both front-end and back-end components, utilizing PHP and Bootstrap technologies. *Achieved a 99.5% uptime rate upon the successful deployment of the web-based application to cloud hosting, ensuring uninterrupted access and scalability. *Produced a comprehensive user documentation package encompassing 20 tutorials, 15 user guides, and 10 troubleshooting manuals, resulting in a 30% reduction in user support requests and enhanced user proficiency in navigating Sipintas.com. Show less