Available to hire
Hi, I’m Siti Hafsah, an iOS developer with hands-on experience in building production-grade mobile applications using Swift and UIKit. I enjoy turning product ideas into clean, maintainable code and collaborating with cross-functional teams to deliver user-centric features.
I’m comfortable with MVVM, RESTful APIs, and modern tools like RxSwift, Moya, and Firebase. I’m always eager to learn new technologies and contribute to scalable solutions that meet business goals.
Language
Indonesian
Advanced
English
Advanced
Hindi
Intermediate
Telugu
Intermediate
Work Experience
iOS Developer at MSBU Jakarta
November 1, 2025 - February 1, 2026Contributed to the development of core features in the Lion Parcel app, including Pick up & Dropoff, Payment, and Claim flows, using Swift and UIKit. Applied MVVM architecture to ensure a clean, maintainable, and scalable codebase. Utilized RxSwift for reactive programming and Moya for efficient and structured API communication. Integrated PostHog analytics to track user behavior and feature performance. Collaborated closely with cross-functional teams to deliver features aligned with product and business requirements.
iOS Developer at Phincon
September 1, 2023 - November 1, 2025Developed and maintained the MyTelkomsel (Indihome) app using Swift, UIKit, and MVVM, ensuring a seamless user experience. Implemented 20+ features, reducing user complaints by 30% and enhancing app functionality. Fixed 50+ bugs, improving app stability and performance. Collaborated with QA, Backend, Android, and SATEAMs to ensure smooth integration and feature deployment. Provided support for SIT, UAT, and Pen testing, strengthening app security and reliability.
iOS Developer Trainee at Pintek / Data School
July 1, 2023 - September 1, 2023Gained experience in Swift development, including using Xcode and Swift Playgrounds. Worked with HTTP APIs including RESTful APIs with methods such as GET, POST, PUT, and DELETE. Built applications using MVC and MVVM patterns.
Project Manager Intern at Pintek / Data School
June 1, 2022 - July 1, 2022Worked with Jira and Confluence in Atlassian. Created and managed sprint tickets in Jira. Supported daily standups and weekly meetings.
Site Reliability Engineer Intern
March 1, 2022 - May 1, 2022Participated in on-call duties, IT operations, software development, and support to gain substantial knowledge. Wrote documentation in Infra Tech Team for the monitoring website.
Student Partner at SmartInternz
May 1, 2021 - November 1, 2021Connecting SmartInternz with President University to promote SmartInternz. Created a web page about technology for the Faculty of Computing at President University.
Education
Bachelor of Information Technology at President University
January 1, 2019 - January 1, 2023Qualifications
Microsoft Azure Data Fundamentals
January 1, 2022 - February 26, 2026Microsoft Azure Fundamentals
January 1, 2022 - February 26, 2026Information Technology Specialist in Python
January 1, 2022 - February 26, 2026Microsoft Excel Expert 365
January 1, 2019 - December 31, 2022Microsoft Excel Associate 365
January 1, 2019 - December 31, 2022Indonesia 4.0: Digital Talent Development Program in Digital Skola
January 1, 2022 - February 26, 2026Technical Support Fundamentals
January 1, 2021 - February 26, 2026JaBar Future Leader Scholarship
January 1, 2021 - February 26, 2026Industry Experience
Software & Internet, Telecommunications, Professional Services, Education, Media & Entertainment
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