VALENTINA SAMAYA SARI DEWI
Software Engineer
Semarang
Summary
Experienced backend developer, with a strong background in building scalable, high performance applications using Node.js, Express.js, and RESTful APIs. Proficient in system architecture and database designs, working with both SQL and noSQL databases, as well as Firebase or AWS cloud services. While my primary expertise lies in backend development, I also have experience in frontend development using React.js, Next.js, and Flutter (mobile), enabling me to take Full-stack developer responsibilities when needed.
Passionate about building scalable, maintainable, and secure applications following best practices. Continuously learning and exploring new technologies to develop robust and efficient software applications. Always eager to dive deep into new challenges and expand my technical expertise.
Overview
5
5
years of professional experience
4
4
years of post-secondary education
1
1
Certification
2
2
Languages
Work History
Full-stack/Backend Developer
Adactive Asia Ltd.
10.2021 - Current
- Company Overview: Adactive Asia creates and develops mobile/website applications, interactive kiosks, and digital signage
- Develop and maintain multiple CMS platform that's used by 50+ organizations using React.js (frontend) and Express.js (backend).
- Design and develop system architecture and database for scalable programmatic ad CMS and media player with enhanced analytic reporting.
- Develop and maintain third-party API integration into the CMS system to expand media and information availability from clients.
- Built and optimized media player application to ensure the seamless ad playback with offline caching feature, improving the uptime by over 40%.
- Optimized deployment using CI/CD in Circle CI to reduce deployment time approximately 50%
Full-stack Developer
Garapin
09.2020 - 12.2022
- Company Overview: Garapin is a cloud factory startup that connects customers with their desirable sellers to customize their own products
- Evaluated and selected the best technologies for application development, ensuring scalability, security, and maintainability.
- Leveraged 3+ Firebase features (e.g., Firestore, Authentication, Functions) to accelerate application development and enhance application features.
- Integrated third-party services for shipment and payment, streamlining order processing business flow and enhance user experience.
- Led and managed team of 4 IT professional, ensuring efficient development and capability to deliver the final product.
Freelance
PT Advo Matrix Indonesia
04.2020 - 02.2021
- Company Overview: PT Advo Matrix developed some projects from its own group and other companies' needs
- Developed full-stack web applications using Laravel framework, ensuring scalability, security, and maintainability.
- Optimized application performance, by improving and enhancing code quality.
- Built REST API for mobile applications using Lumen framework, ensuring seamless backend communication.
- Designed and implemented efficient database architecture, enhancing data integrity and system performance.
Internship
PT Global Intermedia Nusantara
12.2019 - 03.2020
- Company Overview: Global Intermedia Nusantara provides a service to build information systems for other companies in the form of mobile and web applications
- Debugged and resolved critical issues in web application using CodeIgniter and Laravel, enhancing system stability and performance.
- Analyzed business requirement and designed scalable information system architecture, ensuring optimal user experience and development scalability.
- Authored comprehensive technical documentation for completed web application, improving maintainability and knowledge sharing.
Education
Bachelor Degree - Engineering
Diponegoro University
Semarang, Indonesia 08.2017 - 06.2021
Skills
Reactjs
undefinedAccomplishments
2021, First winner in AI track preliminary round
Certification
Unity Certified Associate: Game Developer
Timeline
Unity Certified Associate: Game Developer
11-2024
Full-stack/Backend Developer
Adactive Asia Ltd.
10.2021 - Current
Full-stack Developer
Garapin
09.2020 - 12.2022
Freelance
PT Advo Matrix Indonesia
04.2020 - 02.2021
Internship
PT Global Intermedia Nusantara
12.2019 - 03.2020
Bachelor Degree - Engineering
Diponegoro University
08.2017 - 06.2021
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