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Pempek is an iconic dish from Palembang that can now be ordered online through e- commerce platforms. This research aims to develop a web application for selling pempek, facilitating the transaction process for both sellers and buyers. The research method used is the System Development Life Cycle (SDLC) Waterfall model, which includes the stages of planning, analysis, design, development, testing, and implementation.In the planning stage, system requirements are collected and analyzed to understand the problems faced in the manual distribution of pempek. The design is carried out using UML diagrams, website architecture, and interface design. Development involves writing code using PHP, MySQL, and the Bootstrap Framework. Testing is conducted to ensure the functionality of the system and to identify any shortcomings. Implementation is carried out after the system has been tested and is ready for use.The research results show that this web application facilitates buyers in ordering pempek, speeds up the transaction process, and helps sellers manage stock and inventory. In conclusion, this application can be an innovative solution to improve the efficiency of online pempek sales, expand market reach, and provide a more practical and modern shopping experience for customers. The Juragans Pempek Ordering Website can be accessed through the following URL: http://juraganspempek.optikl.ink/.

This research aims to develop and implement the design and front-end transition of a web-based admin dashboard to facilitate information access and support digitalization at PT Kalbe Farma Tbk, particularly in managing the weekly production schedule. The main issue faced is that the preparation of weekly production schedules at PT Kalbe Farma Tbk is still conducted manually using paper and spreadsheets, making it prone to errors and inefficiency. Established in 1966, PT Kalbe Farma Tbk has become a leader in Indonesia's pharmaceutical industry, with a strong commitment to innovation and quality. In addressing modernization challenges, the company seeks to enhance operational efficiency through advanced technology implementation. The platform was developed using the Laravel framework and Tailwind CSS, with PostgreSQL as the database. Key features of the platform include production scheduling, approval submissions, real-time schedule adjustments, and informative data visualization. This research focuses on implementing interface design, transitions, and page routing to improve employee productivity, expedite schedule approvals by production managers, and simplify schedule adjustments by warehouse staff, while reducing errors and improving information accuracy. The methodology used in this study is Rapid Application Development (RAD), which allows for rapid and flexible development with user involvement at every stage. The research also addresses system architecture, implementation processes, and the integration of key features, as well as testing to ensure the platform is accessible across various devices and browsers. The results of this research are expected to significantly contribute to improving operational efficiency and the competitiveness of PT Kalbe Farma Tbk in the pharmaceutical industry.

This research aims to design a web server-based heart rate monitoring system, which enables real-time heart rate monitoring from a remote location. The system utilizes a heart rate sensor connected to a microcontroller to measure and transmit heart rate data to a web server via an internet connection. The data obtained can be accessed directly by the user through a web-based interface, thus facilitating the monitoring of individual health conditions in an efficient manner. In addition, the system is equipped with a notification feature that alerts the user if any irregularities in the heart rate are detected, such as beating too fast or slow. As such, the system has the potential to increase alertness and speed up medical action if needed. The development of this system shows significant potential in supporting technology-based health applications, both for personal use and in a broader healthcare context. It is hoped that the system can contribute towards the development of more integrated and accessible health monitoring solutions.      

This study aims to analyze the effectiveness of Drops app in improving Japanese vocabulary acquisition among beginners. Based on the theory of cognitivism, the study used a descriptive qualitative method with a sample of 21 subjects who answered 11 questions through a Google Form survey. Results showed that the use of Drops significantly increased the average vocabulary score by 43 % (from 28.5 to 40.7), which was influenced by the integration of gamification features and spaced repetition mechanism in the application. The majority of respondents (76 %) reported high satisfaction with ease of use, learning motivation, and effectiveness of visual illustrations, consistent with previous research on audiovisual and gamification-based mobile apps. However, about 24 % of respondents recorded medium to low scores on motivational aspects and interface appearance, indicating the need for UX/UI enhancements to expand adoption. Demographic statistics revealed the average age of respondents to be 18.38 years (Q1=17; median=18; Q3=20), confirming that teenagers and pre-adults are the main group of Drops users. The findings provide recommendations for both language education practitioners and app developers to optimize design and features to maximize vocabulary learning effectiveness.

Indonesia is predicted to have the threat of demographic bonus while also having the opportunity to take advantage of this threat through the Prakerja program. Since 2020 the Prakerja program has been running and there are still many numerical achievements that need to be realized to avoid the threat of demographic bonus and in line with the vision of Indonesia emas 2025. PT Generasi Anak Muda Berkarya with HiColleagues brand is a startup moving in the field of Education Technology and IT Service in sustainable digital transformation that is committed to realizing the vision of Indonesia emas 2045 through implementation of the Prakerja program. Learning Management System (LMS) platform according to the Prakerja standard is a mandatory requirement that the training institution must have to become the Prakerja partner. This research aims to produce the Learning Management System (LMS) prototype design according to the Prakerja standard, giving a good experience to participants in completing a series of training class mechanisms, support the participant graduation ratio, and increase brand positioning of HiColleagues as the Prakerja partner. Designing a Learning Management System (LMS) prototype applies the Design Thinking method through the 5 phases, namely Empathize, Define, Ideate, Prototype, & Test. As well as using Figma as a design tool and Maze as a Usability Testing. This Learning Management System (LMS) prototype design succeeded in getting good feedback from users with 100% succession rate although there are minor improvisations on the user interface as a form of alignment. 

Digital transformation in the payment system in Indonesia is experiencing rapid development, especially with the presence of the Quick Response Code Indonesian Standard (QRIS) which facilitates digital transactions in various sectors. One of the most popular digital wallet platforms and widely used by students is GoPay. This study aims to analyze the influence of the perception of benefits and ease of use of QRIS on GoPay usage decisions, with user satisfaction as an intervening or mediation variable. The research was conducted on students from private universities in Malang City using a quantitative approach with an explanatory design. A total of 73 respondents were selected using a simple random sampling technique and the data were analyzed using the Partial Least Square, method using the Technology Acceptance Model (TAM) theoretical framework as a theoretical foundation. The results of the analysis show that the ease of use of QRIS significantly affects students' decisions to use GoPay. This is indicated by a t-statistical value that exceeds the significance threshold of 1.96. However, the perception of benefits has not been shown to have a significant influence on usage decisions. In addition, the results of the mediation test showed that user satisfaction played a significant role as a mediator in the relationship between ease of use and GoPay usage decisions. In contrast, user satisfaction does not mediate the relationship between benefit perception and usage decisions. The implications of these findings emphasize the importance of developing a simple and intuitive user interface and user experience. Digital payment app developers are advised to focus on improving the usability aspect in order to encourage loyalty and repeat decisions from young users. This research makes an important contribution to the literature on the adoption of digital technology and the behavior of younger generation users in the era of digital transformation.

This research explores the process of designing a user interface for the SDIT Attaqwa Ambulu website, aimed at serving as a centralized digital information platform. It addresses the school’s communica-tion challenges, which still rely on traditional media like brochures and inconsistent social media management. A qualitative descriptive method was employed, using interviews, observations, and ques-tionnaires for data collection. The findings indicate a strong demand from parents and the local community for a digital platform that de-livers clear, organized, and visually appealing content. The design development process included audience identification, needs analy-sis, formulation of visual and verbal concepts, creation of wireframes, user flow mapping, and high-fidelity design work. Vali-dation involved guidance from academic advisors, feedback from stakeholders, and critique from a UI/UX practitioner—focusing on layout consistency, color readability, and the use of functional ele-ments such as buttons and cards. The final output is a user-friendly website design that combines a modern aesthetic with Islamic visual identity, aiming to enhance the school’s branding and improve pub-lic access to essential information.

The protection of personal data privacy rights has become a crucial issue in the digital age. This research aims to analyze the effectiveness of digital applications in increasing public awareness regarding the importance of personal data protection and its legal implications. The research method employed is a literature study with a normative juridical approach, analyzing relevant laws and regulations on personal data protection, literature studies, and an analysis of the features of digital applications that focus on privacy education and control. The results of the study indicate that digital applications have significant potential in raising public awareness through the provision of easily accessible information, visualization of risks, and consent control mechanisms for data usage. However, their effectiveness heavily relies on intuitive interface design, clear and concise information delivery, and developers' compliance with personal data protection principles. This research recommends the need for more comprehensive regulations to ensure the quality standards and accountability of digital applications in educating the public about personal data privacy rights, as well as encouraging collaboration between developers, the government, and civil society organizations to create a safer and more privacy-aware digital ecosystem.

Automatic Identification System (AIS) is a communication technology that plays an important role in improving operational safety and efficiency in the shipping industry. AIS allows ships to exchange real-time data on identity, position, speed, and direction, which helps prevent collisions and facilitates maritime traffic management by port authorities. In addition, AIS functions in search and rescue operations by providing accurate information on the location of ships in trouble. In terms of security, AIS allows monitoring of suspicious ships, thus helping in preventing illegal activities in the waters. This study aims to design and develop a prototype AIS receiver based on LoRa, Arduino, and LCD HMI. The LoRa module was chosen because of its ability to transmit data over long distances with low power consumption, which is suitable for the maritime environment. Arduino is used as the main microcontroller to control the system, while the LCD HMI serves as the display interface for the received data. After the hardware and software design was completed, the system was tested through functional testing and performance measurements using a spectrum analyzer to evaluate the strength of the LoRa signal at various distances. The test results show that the AIS receiver is able to receive data well up to 15 meters on land and 13 meters at sea, with a delay of 100 milliseconds. System performance degrades at longer distances due to environmental interference and signal attenuation. These findings provide insight into the effective limits of LoRa communication in maritime applications and can be used as a reference for frequency testing and optimization of LoRa-based long-range communication systems.

Using End User Computing Satisfaction (EUCS) and User Centered Design (UCD) methods, this study investigated user satisfaction with QGIS and CarryMap.  The research objective was to deploy elements such as content, accuracy, ease of use, and timeliness.  A survey of students and teachers showed that users were more satisfied with the latest versions of both applications.  The findings show that the user interface and functionality have evolved, which indicates the direction of future development of mapping applications.

Waste management is increasingly critical due to the rising waste generated by community activities driven by a consumptive lifestyle. A key solution to this issue is the implementation of waste bank programs, though community participation and operational efficiency remain challenges, as seen with the Bangkitku Waste Bank in Jambi City. This study focuses on designing the user interface for the Bangkitku Waste Bank Information System using the design thinking method and evaluating the usability of the prototype. The design process followed the five stages of design thinking: empathize, define, ideate, prototype, and test, with data collected through interviews and observations. The analysis involved tools such as empathy maps, user personas, sitemaps, and user flows, with prototypes created using Figma. Usability testing was conducted with 10 participants, including administrators and customers, resulting in high usability scores—98 for administrators and 97 for customers. The majority of participants found the system easy to use, as indicated by responses on the Single Ease Question (SEQ) survey. The prototype met key usability criteria, improving both operational efficiency and community engagement in waste bank management. The findings demonstrate the system's potential to foster sustainable environmental practices and enhance the effectiveness of waste bank management.

Alcohol (ethanol) is often used in food as a mixture to improve flavor or durability, but alcohol consumption can have adverse health effects and trigger psychoactive effects. This research aims to design a tool to detect alcohol content in food using Internet of Things (IoT) technology. This device is designed to be portable, uses MQ-3 gas sensor to detect alcohol content, and is equipped with a Web Server-based data storage system. In addition to alcohol content, this tool is also able to detect the humidity of food samples. The detection results are displayed in real-time through a digital interface, so users can easily access and analyze the data. With this system, it is expected that the public can more easily ensure the safety and halalness of the food consumed. The tool function test obtained the results of the tool working properly, then the tool suitability test using 95% and 70% pure alcohol, obtained results of 90% for 95% alcohol and 72% for 70% alcohol. and finally the suitability test using three food samples, with the results of 40% (food containing alcohol), 6% (food containing hidden alcohol), and 0% (food free of alcohol content).

The need for urban communities to consume vegetables is increasing. This has caused people to start cultivating vegetables using hydroponic techniques. However, due to their busy activities, they do not have enough time to monitor and control hydroponics, which must always be in ideal conditions. This paper designs and implements an Internet of Things-based monitoring system to help hydroponic owners monitor their hydroponics anywhere and anytime. The built system requires a monitoring device assembled using a NodeMCU ESP8266 microcontroller, a pH detection detector sensor, and a DHT22 temperature and humidity sensor. This system uses the Mamdani Fuzzy Logic algorithm to determine warnings to be displayed on the application interface when the water pH, temperature, and humidity are in certain conditions. The Mamdani Fuzzy Logic algorithm can interpret environmental data into a warning that humans can easily understand, even if they lack technical expertise. In addition to being able to help monitor, this system also allows owners to find out what elements need to be added or changed for their hydroponic place. Our evaluation results show that the defuzzification stage in the application has high accuracy, which is 99.92%, compared to Matlab’s results.

Effective drug inventory management is essential for hospital pharmacy management to prevent stock shortages and waste due to expiration. Bina Kasih Hospital faces obstacles such as manual recording and reporting difficulties. This study designs a web-based drug inventory information system with waterfall methodology, using PHP, MySQL, and Bootstrap interface. This system allows real-time data access, stock tracking, automatic notification, and data integration. Testing using black-box and user acceptance testing showed increased operational efficiency, with a reduction in recording errors of up to 80% and an acceleration of reporting of up to 50%. This system supports auditing, reporting, and data integration. This solution is expected to optimize Bina Kasih Hospital's pharmacy management, with the potential for further development for integration with electronic medical record modules and procurement systems.

UMKM Jemari Ragil has successfully digitized its business by joining the e-commerce platform Shopee since September 2023 and reached international markets such as Malaysia. Although marketing strategies through Instagram, WhatsApp, and TikTok are effective, challenges arise from the limited understanding of technology by customers, who often need guidance in using E-commerce. This research aims to implement React JavaScript for the Jemari Ragil' MSME website. The goal is to overcome the main obstacles faced by the owner of Jemari Ragil. The research method includes problem and needs analysis, design and system design, implementation or application development, and system testing. The result of this research is the successful implementation of JavaScript React to build an efficient and interactive MSME website interface. Through the results of Usability Testing system testing and measured using the System Usability Scale (SUS) which resulted in a score of 76 with a good category, indicating that the system can be accepted by users and meets the established usability standards.

The utilization of information technology can provide benefits that are faster, more accurate, and more transparent. One application is in a room loan system that can avoid schedule clashes, increase user productivity, and make the administration process faster and more efficient. This research was conducted at the Sumedang Regency Tourism, Culture, Youth and Sports Office in the creative economy sector, which manages room loans at the Creative Center Sumedang Building. The current room loan system at the Creative Center Sumedang Building uses Google Form which experiences various obstacles, such as conflicting schedules and inefficient administrative processes. This study aims to evaluate and provide recommendations for a website-based system that is more structured and user-friendly to support room loan management. This research uses the PIECES (Performance, Information, Economy, Control, Efficiency, and Service) analysis method to evaluate the weaknesses of the current system and provide recommendations for website-based improvements with UI/UX design integration. Data was collected through observations and interviews with managers and users of room lending services. The results of the analysis show that a website-based system can improve the efficiency of room loan management, ensure a more organized schedule, and facilitate automatic data management. The proposed solution includes automatic room checking and a simpler interface design. With the implementation of an integrated and user-friendly system, room loan management is expected to become more effective and support optimal service.

The rapid development of information technology has provided great opportunities for the service sector to improve efficiency and convenience, including in vehicle washing services. This research aims to develop a web-based system using the Laravel framework, which is designed to simplify the online ordering process and overcome queuing problems. The system features user authentication, location-based booking, payment gateway integration for real-time transactions, and an interactive dashboard for service providers. The case study was conducted at Carenmore, a vehicle wash service in Krian. The implementation results show that the system is able to reduce customer waiting time, provide a better user experience, and improve service efficiency. Further development is recommended to add a variety of features, improve interface design, and increase the system's ability to handle larger user loads.

This research aims to evaluate the level of usability and user satisfaction with the Amikom University Purwokerto student affairs website using the System Usability Scale (SUS) method. This method was chosen because of its simplicity in providing reliable and fast results through a survey based on 10 statements with a Likert scale. The research respondents were active students at Amikom University, Purwokerto, who were selected using a sampling method based on the Slovin formula with a total sample of 97 respondents. Data is collected through an online questionnaire that measures aspects of convenience, satisfaction and system reliability. The analysis results show an average SUS value of 58.85, which is classified in the Marginal Low category based on the interpretation of the SUS scale. These findings indicate that the website has not fully met user expectations in terms of usability, even though it provides relevant features and services. Therefore, improvements are needed in user interface elements, navigation, and design consistency to improve user experience. This research makes an important contribution to the development of information systems in higher education by identifying weaknesses that can be improved to achieve better efficiency and satisfaction.

The implementation of the Agile method in designing the UI/UX for the student attendance information system at MTS Muhammadiyah 01 Medan resulted in a responsive, efficient, and user-friendly interface design. The Agile approach allowed for iterative and adaptive design development, utilizing user feedback for refinement at each stage. The design process included requirements gathering, design, testing, and evaluation with a focus on user experience. The resulting UI/UX design makes it easier for teachers to manage attendance, replacing the inefficient and error-prone manual methods. This implementation also supports the digitalization of administrative processes in the educational environment, improving accessibility, efficiency, and user comfort. With an intuitive design that meets user needs, this system is expected to be widely adopted, having a positive impact on data management in schools, and serving as a model for similar development in the future.

This research aims to develop a Geographic Information System (GIS) for mapping and analyzing agricultural land in Deli Serdang Regency, North Sumatra. The system was designed using the Rapid Application Development (RAD) method to speed up the development process and ensure the system meets user needs. The research results show that GIS is able to provide effective solutions to agricultural data management problems, such as mapping harvest area, potential empty land, and distribution of production results. in real time. With an easy-to-use interface, this system supports efficient crop distribution, data-based policy development, and sustainability of the agricultural sector. This research suggests developing additional features such as predictive analysis, user training, and regular evaluation to optimize the benefits of GIS in supporting sustainable agricultural development.