- p.+62-888-1850-539
- e.jeafgilbert@gmail.com
- l.Bandung, Indonesia
- l.Bandung, Indonesia
About me
⌨️ Lead Software Engineer
📍 Jakarta, Indonesia
📱 Lead Software Engineer at Smartfren
Testimonials
"... A fantastic lead in React Native and web development, who inspires the team with his vision and expertise. His ability to guide projects and foster collaboration truly sets him apart ..."
"... Beyond his technical skills, Jeaf was a fantastic collaborator. He communicated clearly, met every deadline, and was always open to feedback and suggestions. His proactive approach to problem-solving saved us time and resources, and his commitment to quality was evident in the final product ..."
"... Jeaf shows a strong command of programming languages and technologies crucial to our
industry. He consistently delivers high-quality code that is efficient, and scalable.
In
addition to his technical skills, Jeaf is a dependable team player who collaborates effectively with
colleagues. He is always willing to share knowledge, provide guidance, and support fellow team members to
achieve our common goals ..."
"... Jeaf is an exceptional software engineer. His technical skill is remarkable. I had the best experience working closely with him on many projects, and I can confidently say that his expertise and dedication is extraordinary. The reason why Jeaf is the best because he is Smart, reliable, collaborative, and forward-thinking professional. Due to his good adaptability, He is a very valuable asset for any team and would be fortunate to have them on board ..."
"... he showed results above expectations starting from the learning curve, understanding about the product or feature we have, task complexity, commit with the timeline given. And he's one of the most reliable partners I've ever met. ..."
"... master in CSS, HTML, PHP, and JQuery also ASP.Net ... one of the best web developer I know."
"He always strive for perfection in all his works, has good technical skills (especially with CSS, and not to forget JQuery also), and always dedicated with his work."
Experience
2022 - Current (2+ year)
Lead Software Engineer
PT Smartfren Telecom, Tbk. | Jakarta | smartfren.com
- Refactored mySmartfren and the app performance increased 5x faster. Innovated debugging tool for mySmartfren, and it reduced debugging process cost by 90%.
- Boosted projects develoment cycles 2-3 times faster than previous.
- Architected projects file structure, flow, and coding convention.
Stack: Projects and People Management, Agile, React, React Native, Unit Testing, Analytics, Full Stack Development, Mobile Apps Development
2020 - 2022 (2 years)
Senior Software Engineer
PT Smartfren Telecom, Tbk. | Jakarta | smartfren.com
- The man behind mySmartfren app.
- Created crucial payment module which handles more than 10 millions monthly active users.
- Even I newly joined the team, but already assisted leader to do code reviews and mentored co-workers.
Stack: JavaScript, TypeScript, React Native, Unit Testing, Firebase, iOS, Android, Jest, Git, Agile, Jira
2012 - 2022 (10 years)
Founder & Full Stack Engineer
Dunia Yuan | Bandung | duniayuan.com
- Learned a lot about currency trading.
- Built the website from backend to frontend from scratch.
- Traveled to China couple times to make things work.
Stack: HTML, CSS, JavaScript, jQuery, Git, PHP, MySQL
2011 - 2012 (1 year)
Senior Frontend Engineer (Web)
PT Inovasi Informasi Indonesia | Remote, Denpasar | icubeonline.com
- Former frontend engineer of ICUBE (acquired by Circlo).
- Worked remotely for clients from United States.
- Proud to be part of the well known sites such as RayBan, Foot Locker, The Coffee Bean & Tea Leaf, SureFire, and Harbor Freight Tools.
Stack: HTML, CSS, JavaScript, jQuery, PHP, Magento, Git, Photoshop
2009 - 2011 (2 years)
Frontend Engineer (Web)
PT Mitrais | Denpasar | mitrais.com
- Hands-on development for clients from Australia to work on their desktop applications and websites.
- Created Gantt Chart UIUX using HTML, CSS, and jQuery from scratch.
- Well known not only as good frontend engineer, but also as good designer.
Stack: C#, Silverlight, LINQ, OOP, SQL Server, HTML, CSS, JavaScript, jQuery, Wordpress, SVN, Photoshop
2008 - 2008 (1 year)
Junior Engineer (Desktop)
PT Konsep Dot Net | Jakarta | konsep.net
- Learned a lot about complicated SQL queries from senior engineer.
- Using SVN as its source control was a good old time.
- Contributed clean codes.
Stack: C#, SQL Server, SVN
Education
2004 - 2008
Information Technology
Maranatha Christian University | Bandung | maranatha.edu
Graduated with honors
GPA 3.88 of 4.00 (magna cum laude)
Tech Stack
- JavaScript
- TypeScript
- React Native
- React.js
- Next.js
- Node.js
- Serverless
- Jest
- Firebase
- SonarQube
- Analytics
- Netcore
- PlanetScale
- Vercel
- PHP
- Laravel
- CodeIgniter
- Wordpress
- Tailwind
- Bootstrap
- Photoshop
- HTML
- CSS
- jQuery
- MySQL
- C#
- SQL Server
- Silverlight
- Git
- Unit Testing
- TDD
- Agile
- Jira
- CI/CD
- LINQ