Technical Expertise
The technologies that shape my craft and bring my ideas to life — tested, refined, and proven through hands-on experience.
Flutter
Dart
Firebase
Python
OpenAI
Google Gemini
Node.js
Express
React
TypeScript
JavaScript
GraphQL
PostgreSQL
MongoDB
Docker
Git
React Native
React.js
Java
MySQL
Where I've Built Impact
A journey through innovation and excellence
Fayida Academy Educational Consultancy
Mobile App Developer
Contributed to the development of a digital tutoring platform, building and maintaining Flutter-based mobile applications. Developed responsive UI components, integrated backend services, and delivered features that enhanced the learning experience, increased user engagement, and improved application performance.
Safaricom Telecommunications Ethiopia PLC
Mobile Application Engineer
Worked on the Commercial Trade App (CT App), implementing new features, refactoring existing modules, and collaborating with teams across fintech environments. Enhanced performance and maintainability across multiple flavors and environments.
Gebeya Inc
Mobile Application Developer
Built the MedaCare healthcare app from the ground up, focusing on virtual consultation features, AI chat, and smart recommendation systems. Contributed to architecture and feature integration for a seamless patient experience.
Ethioware - EdTech Initiative
Mobile Application Development Intern
Participated in the design and implementation of a mental health mobile app, improving accessibility and emotional engagement through thoughtful UX and clean Flutter architecture.
Google Developer Group (GDG)
Mobile Application Developer
Contributed to Compass Map, a campus navigation app helping students easily find and explore university facilities. Focused on intuitive design, mapping accuracy, and performance optimization.
Eskalate
Mobile Application Developer
Developed high-performance mobile applications using Flutter, BLoC, TDD, and Clean Architecture. Ensured scalability, consistency, and smooth UI interactions across platforms. Collaborated closely with teams to deliver user-centered solutions that meet real-world needs.
Qismati (Orozones LLC, U.S.)
Mobile Application Developer (Freelance)
Worked remotely as a freelance Mobile Application Developer on the Qismati app, contributing during the closed beta testing phase. Focused on identifying and fixing issues reported by testers, optimizing performance, and ensuring app stability. Also participated in preparing and managing deployment via the Google Play Console, gaining hands-on experience in app publishing workflows and release management.
Trusted by Leading Teams
and Innovators
My Creations
A showcase of apps I've designed and developed
Fayida App
LiveA digital tutoring platform that enhances learning through interactive lessons, AI-assisted guidance, and personalized educational experiences.
Qismati
LiveAn Islamic wedding app connecting couples and families, streamlining event planning and providing essential wedding services.
AASTU MAP
LiveA smart campus navigation app built to help AASTU students and visitors easily find buildings, offices, and key locations with real-time guidance.
MedaCare
A healthcare app enabling virtual consultations, AI-driven recommendations, and secure patient management.
StaySphere
A hotel booking app that helps users easily search, compare, and reserve accommodations with a seamless and user-friendly experience.
Alenlachu
A mental health app designed to offer virtual therapy sessions, emotional tracking, and guided wellness activities to support users’ daily well-being.
OCR Scanner
A smart mobile app that scans receipts, extracts key details with high accuracy, and sends the data securely to the backend for efficient record management.
What People Say
Feedback from teams and clients
"I had the pleasure of leading Sefina at Eskalate, where she stood out for her creativity, reliability, and strong teamwork. She consistently delivered quality work, communicated effectively, and showed a genuine eagerness to learn. Sefina is proactive, adaptable, and a great addition to any team."
Nebiyou Elias
Tech Lead, Eskalate
"During her time at Qismati, Sefina demonstrated strong technical expertise and commitment. She actively contributed to the development, maintenance, and issue resolution of the Qismati mobile app. Her problem-solving skills and dedication made her a valuable member of the team. I highly recommend her as a skilled and dependable developer."
Mohammed Abdullah
CEO, Qismati (Orozones LLC)
"Sefina consistently demonstrated exceptional technical skill and problem-solving ability. Her work on the AASTU app greatly improved performance and usability. Through her modular Flutter components and smart state management, the app became smoother, faster, and more intuitive a clear reflection of her dedication to quality and user experience."
Mihret Agegnehu
Team Lead, GDG
Let's Build Something Great Together
Open to collaborations, opportunities, and impactful mobile projects.
Let's Connect
I'm always open to discussing new projects, creative ideas, and opportunities to be part of your vision.