Stefan Chiorescu

Senior Android Engineer

Bucharest, Romania

Experience

Mar 2024 - Present
1 year 5 months

Senior Android Engineer

Printec Group

  • Joined the core team building the framework as the backbone for all major fintech products.
  • Focused on security, app stability, and leveraging the latest Android tech stack.
  • Worked on creating flexible and robust applications while maintaining maximum stability and security.
Oct 2023 - Mar 2024
6 months

Senior Android Engineer

Zitec

  • Participated in building a medical project from scratch, defining all technical aspects such as architecture, coding principles, standards, libraries, and design patterns.
  • Used a modern tech stack including Jetpack Compose, Material3, MVVM+, Clean Architecture, Retrofit, Moshi, Hilt, Coroutines, Flows, and Room.
Mar 2021 - Aug 2023
2 years 6 months

Android Engineer

Sliide

  • Developed SDKs and user-facing applications showcasing versatility in Android engineering.
  • Implemented features from inception to completion, ensuring high-quality delivery.
  • Contributed to firmware-level applications, creating robust and efficient software systems.
  • Used MVVM and MVI design patterns for scalable and maintainable codebases.
  • Transitioned XML-based components to Jetpack Compose to drive innovation and improve app usability.
Nov 2020 - Present
4 years 9 months

Member

baza7

  • Became part of a fast-growing freelancer community.
  • Learned about community goals and structured ways to achieve personal development.
  • Gained opportunities for professional and personal growth beyond technical skills.
Nov 2017 - Mar 2021
3 years 5 months
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Avira Romania

  • Android Developer (2019-03-01 to 2021-03-31)

  • Worked on redesigning features and creating new ones using Kotlin and experimenting with technologies like Coroutines, LiveData, layouts, and more.

  • Contributed to projects including:

  • Avira Antivirus 2021: Features redesign and creation using MVVM architecture, with tools such as LiveData, Coroutines, Room, OkHttp.

  • Avira Home Guard: Implemented device discovery and networking protocols.

  • SafeThings: Worked on communication between the app and router.

  • Mobile QA Automation Engineer/DevOps Engineer (2017-11-01 to 2019-02-28)

  • Created UI automation tests and integration tests for Avira applications.

  • Built a CI/CD framework using Bamboo from scratch with technologies such as Docker.

  • Transitioned from Appium/Java to Espresso/Kotlin to enhance scalability and mobility.

May 2016 - Nov 2017
1 year 7 months
Bucharest, Romania

QA Automation Engineer

American Greetings

  • Created and maintained automation scripts using Python, Selenium, and Saucelabs.
  • Developed an automation framework for mobile applications using Appium and Java.
  • Collaborated with the development team to streamline processes.
  • Learned teamwork and responsibility, fostering a passion for mobile platforms.
Jan 2013 - Dec 2019
6 years

Electronics, Telecommunications & Information Technology

Politehnica University of Bucharest

Jan 2009 - Dec 2014
5 years

Mathematics and Computer Science

Al. I. Cuza Theoretical High School

Summary

As a Senior Android Engineer, I developed a range of projects, including SDKs and user-facing applications, showcasing my strong versatility and proficiency in Android engineering.

I successfully implement entire features from inception to completion, delivering high-quality work that meets the client's expectations and requirements. I also contribute to firmware-level development, using my knowledge of Android Jetpack and Kotlin Coroutines to optimize performance and functionality.

I have 7 years of experience working in the engineering and technology fields, spanning from testing to deploying to developing. I have worked for companies like American Greetings, Avira and Sliide, where I helped with increasing test coverage, creating CI/CD pipelines, automating and optimizing processes, and adding new features to existing products.

I am always eager to learn new skills and technologies, and to evolve in different ways beyond pure technical skills. I enjoy responsibility and accountability, as I always take ownership over my work. I value collaboration and contribution, as I work well with diverse and dynamic teams, and I support the company's ambitions and goals.

Languages

Romanian
Native
English
Advanced

Education

Oct 2013 - Jun 2018

Politehnica University of Bucharest

Electronics, Telecommunications & Information Technology · Bucharest, Romania

Oct 2009 - Jun 2013

Al. I. Cuza Theoretical High School

Mathematics and Computer Science · Romania

Certifications & licenses

CCNA 1 Exploration - Network Fundamentals

CCNA 2 Exploration - Routing Protocols and Concepts

CCNA 3 Routing & Switching - Scaling Networks

CCNA 4 Routing & Switching - Connecting Networks

Mobile Academy Android Essentials