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Software engineer with 5+ years building and shipping production software across fintech, banking, IoT, e-commerce, and enterprise SaaS. Strong end-to-end ownership covering architecture, API design, releases, and post-launch support. Builds reliable, production-ready mobile/web systems with offline-first sync, MVVM + Clean Architecture, and secure flows (OAuth 2.0, biometrics, SSL pinning).…

Zaid Mubasher

Software Engineer, Full Stack Developer, App Developer, +2

5.0 (1 review)

Software engineer with 5+ years building and shipping production software across fintech, banking, IoT, e-commerce, and enterprise SaaS. Strong end-to-end ownership covering architecture, API design, releases, and post-launch support. Builds reliable, production-ready mobile/web systems with offline-first sync, MVVM + Clean Architecture, and secure flows (OAuth 2.0, biometrics, SSL pinning).…

Available to hire

Software engineer with 5+ years building and shipping production software across fintech, banking, IoT, e-commerce, and enterprise SaaS. Strong end-to-end ownership covering architecture, API design, releases, and post-launch support. Builds reliable, production-ready mobile/web systems with offline-first sync, MVVM + Clean Architecture, and secure flows (OAuth 2.0, biometrics, SSL pinning).

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Language

English

Advanced

Urdu

Fluent

Work Experience

Software Engineer & Project Lead at Devflovv

December 1, 2025 - Present

Lead engineering for KēZ (KeyFree) live app connected-vehicle solution. Shipped through dev/stage/prod using Fastlane CI/CD. Implemented OAuth + biometric login, secure sessions, push notifications, and BLE/MQTT device integration with SSL pinning. Contributed to SaaS streamlining features including real-time messaging, WebRTC/VoIP calling (CallKit/PushKit), and calendar + issue tracking. Coordinated iOS, Android, backend, and embedded teams; ran code reviews and mentored junior engineers.

iOS Developer at Barq Fintech (Xint Solutions)

January 1, 2025 - November 30, 2025

Built customer-facing payment features under strict reliability, security, and performance requirements. Designed a reactive network layer with centralized error handling and clean request/response pipelines. Led API integration for payment and account workflows using Clean Architecture + MVVM.

iOS Developer at Techificient

September 1, 2024 - December 31, 2024

Worked on a multi-client studio supporting 5+ live client apps, diagnosing integration defects and performance issues under tight timelines. Scoped requirements directly with clients and shipped tailored features via Storyboard and XIB Band programmatic UI.

iOS Developer at O3 Interfaces (UBL Bank)

September 1, 2021 - August 31, 2024

Worked full-time for 3 years on UBL TezRaftaar, a large-scale mobile banking feature in a regulated, security-sensitive environment. Integrated REST APIs for transactional and account flows. Designed Core Data persistence for offline caching and sync. Built screens with MVVM and fully programmatic UI. Contributed to code reviews and production rollouts.