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I'm Alexandru-Cristian Pana, a Senior Android Engineer with 8+ years of delivery across enterprise, fintech, and banking ecosystems. I build robust Android apps using Kotlin, Jetpack Compose, and clean architecture, delivering features for large-scale platforms and security-conscious environments. I thrive in remote engagements, from scoping and architecture to shipping and handover. My domain experience includes Microsoft Teams (300M+ users), Atruvia/Accesa banking infrastructure (30M+ users), ING HomeBank (1.5M+ users), and various security and fintech platforms. I work independently, producing maintainable code, full test coverage, and well-documented solutions.…I'm Alexandru-Cristian Pana, a Senior Android Engineer with 8+ years of delivery across enterprise, fintech, and banking ecosystems. I build robust Android apps using Kotlin, Jetpack Compose, and clean architecture, delivering features for large-scale platforms and security-conscious environments. I thrive in remote engagements, from scoping and architecture to shipping and handover. My domain experience includes Microsoft Teams (300M+ users), Atruvia/Accesa banking infrastructure (30M+ users), ING HomeBank (1.5M+ users), and various security and fintech platforms. I work independently, producing maintainable code, full test coverage, and well-documented solutions.

Alexandru-Cristian Pana

App Developer, Full Stack Developer, Web Developer, +2

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I'm Alexandru-Cristian Pana, a Senior Android Engineer with 8+ years of delivery across enterprise, fintech, and banking ecosystems. I build robust Android apps using Kotlin, Jetpack Compose, and clean architecture, delivering features for large-scale platforms and security-conscious environments. I thrive in remote engagements, from scoping and architecture to shipping and handover. My domain experience includes Microsoft Teams (300M+ users), Atruvia/Accesa banking infrastructure (30M+ users), ING HomeBank (1.5M+ users), and various security and fintech platforms. I work independently, producing maintainable code, full test coverage, and well-documented solutions.…I'm Alexandru-Cristian Pana, a Senior Android Engineer with 8+ years of delivery across enterprise, fintech, and banking ecosystems. I build robust Android apps using Kotlin, Jetpack Compose, and clean architecture, delivering features for large-scale platforms and security-conscious environments. I thrive in remote engagements, from scoping and architecture to shipping and handover. My domain experience includes Microsoft Teams (300M+ users), Atruvia/Accesa banking infrastructure (30M+ users), ING HomeBank (1.5M+ users), and various security and fintech platforms. I work independently, producing maintainable code, full test coverage, and well-documented solutions.

Available to hire

I’m Alexandru-Cristian Pana, a Senior Android Engineer with 8+ years of delivery across enterprise, fintech, and banking ecosystems. I build robust Android apps using Kotlin, Jetpack Compose, and clean architecture, delivering features for large-scale platforms and security-conscious environments.

I thrive in remote engagements, from scoping and architecture to shipping and handover. My domain experience includes Microsoft Teams (300M+ users), Atruvia/Accesa banking infrastructure (30M+ users), ING HomeBank (1.5M+ users), and various security and fintech platforms. I work independently, producing maintainable code, full test coverage, and well-documented solutions.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Language

English

Fluent

Romanian, Moldavian, Moldovan

Fluent

Work Experience

Senior Android Developer at Accesa (for Atruvia)

November 1, 2024 - Present

Cryptocurrency trading module for a German banking ecosystem (30M+ end users). Architected core features with Kotlin, Jetpack Compose, Coroutines, and Retrofit. Designed secure transaction flows compliant with modern Android banking security standards. Maintained clean architecture, unit testing, and technical documentation.

Software Engineer at Microsoft

March 1, 2023 - October 1, 2024

Microsoft Teams People & Presence — 300M+ global users. Delivered features improving real-time user status reliability at scale. Built scalable UI components and optimized API communication flows. Contributed to architectural improvements for real-time presence interactions.

Android Development Engineer at ING Bank

January 1, 2018 - December 1, 2022

ING HomeBank — 1.5M+ unique Romanian users. Delivered 20+ production features: Payments Hub, NFC payments, loyalty cards, secure login redesign, password reset, inactivity logout. Migrated major flows to MVVM, introduced Jetpack Navigation, improved modularization. Integrated Angular-based web apps into Android WebView for hybrid functionality. Improved UX, performance, and security across multiple payment and authentication flows.

Full Stack Development Engineer at ING Bank

November 1, 2016 - December 1, 2017

Built backend and frontend features: credit card management, Apple Pay enrollment, foreign payments, bills. Implemented REST APIs, modularization, and Elasticsearch integrations.

Quality Assurance Engineer at ING Bank

December 1, 2015 - November 1, 2016

Manual and automated testing using Java, Selenium, Jenkins, and SQL.