Cristian Petra - iOS Team Lead

Q: Where is Cristian based?

Cristian is based in Berlin, Germany .

Q: What languages does Cristian speak?

Cristian speaks the following languages: English (Advanced), German (Intermediate) .

Q: How many years of experience does Cristian have?

Cristian has at least 10 years of experience. During this time, Cristian has worked in at least 4 different roles and for 5 different companies . The average length of individual experience is 2 years and 1 month . Note that Cristian may not have shared all experience and actually has more experience.

Q: What is Cristian's latest experience?

Cristian's most recent position is iOS Team Lead at Qlaunch Gmbh .

Q: What companies has Cristian worked for in recent years?

In recent years, Cristian has worked for Qlaunch Gmbh and Herewith Gmbh .

Q: Which industries is Cristian most experienced in?

Cristian is most experienced in industries like Information Technology (IT) , Healthcare , and Professional Services .

Q: Which business areas is Cristian most experienced in?

Cristian is most experienced in business areas like Information Technology (IT) , Product Development , and Project Management .

Q: Which industries has Cristian worked in recently?

Cristian has recently worked in industries like Information Technology (IT) .

Q: Which business areas has Cristian worked in recently?

Cristian has recently worked in business areas like Information Technology (IT) , Product Development , and Project Management .

Recommended expert

Berlin, Germany

Experience

Jan 2023 - Jun 2025

2 years 6 months

Berlin, Germany

iOS Team Lead

Qlaunch Gmbh

Contributed to the architecture design process, leading to scalable and maintainable solutions for complex projects
Improved app performance through code optimization and implementation of efficient algorithms
Led a team of iOS developers to complete projects on time and achieve customer satisfaction
Implemented core design plans into complete iOS app frameworks and delegated project components to corresponding team members
Key project: City Guide ([link]

Aug 2020 - Jan 2023

2 years 6 months

Hamburg, Germany

CI/CD iOS Team Lead

Herewith Gmbh

Led and managed a team of iOS developers and fostered a collaborative and productive work environment
Designed and implemented scalable and secure iOS architectures ensuring high performance and reliability
Conducted regular code reviews, provided constructive feedback, and ensured adherence to coding standards
Stayed up to date with iOS development trends and technologies and integrated them into the development process
Key project: Herewith ([link]

May 2018 - May 2020

2 years 1 month

Berlin, Germany

iOS Team Lead

Myosotis Gmbh

Demonstrated leadership and team management skills in the development of a robust iOS application
Delivered high-quality code using Swift and Xcode with a strong attention to detail
Implemented features using new technologies and the MVVM-C architecture pattern to ensure modularity, scalability, and testability
Collaborated closely with the team to deliver clean, maintainable, and efficient code in a deadline-driven environment
Key project: Myo ([link]

May 2017 - May 2018

1 year 1 month

Senior Mobile Developer

Artep Development

Involved in the development of iOS applications using Xcode with Swift
Developed the app using the MVC architecture
Key project: Popmetrics

Nov 2014 - May 2017

2 years 7 months

Mobile Developer

iRonin

Provided accurate time estimations for development and feature delivery
Participated actively in daily scrum meetings and delivered regular progress reports on multiple projects
Developed ‘Happy Baby Plan’ iOS & Android app for nursing mothers, handling full development for both platforms using Titanium Studio and Ruby on Rails
Contributed to the development of the Employee Referrals iOS mobile app using Xcode and Swift 3 for job sharing with over 1 million users

Industries Experience

See where this freelancer has spent most of their professional time. Longer bars indicate deeper hands-on experience, while shorter ones reflect targeted or project-based work.

Experienced in Information Technology (10.5 years), Healthcare (2.5 years), and Professional Services (2.5 years).

Information Technology

Healthcare

Professional Services

Business Areas Experience

The graph below provides a cumulative view of the freelancer's experience across multiple business areas, calculated from completed and active engagements. It highlights the areas where the freelancer has most frequently contributed to planning, execution, and delivery of business outcomes.

Experienced in Information Technology (10.5 years), Product Development (10.5 years), and Project Management (7.5 years).

Information Technology

Product Development

Project Management

Summary

Experienced engineer with a proven ability to develop and manage customized solutions for business requirements. Skilled in creating, deploying, and maintaining iOS and cross-platform applications.

Continuous integration, unit integration, and functional testing are second nature! Strong focus on teamwork, code quality, and clean architecture. Proven track record of successfully leading small to large projects from start to finish.

Skills

Swift
Swiftui
Objective-c
Project Management
Kotlin
Unit Testing
Firebase
Ci/cd
Git
Javascript
Proven Leadership And Team Management Skills
Detail-oriented With A Commitment To Delivering High-quality Code
Highly Adaptable To New Technologies And Frameworks
Excellent Performance Under Pressure And In Deadline-driven Environments

Languages

English

Advanced

German

Intermediate

Education

Oct 2005 - Jun 2009

Petru Maior University

Bachelor's degree in Computer Engineering · Computer Engineering · Târgu Mureș, Romania

Profile

Created

September 2025

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Frequently asked questions

Do you have questions? Here you can find further information.

Where is Cristian based?

Cristian is based in Berlin, Germany.

What languages does Cristian speak?

Cristian speaks the following languages: English (Advanced), German (Intermediate).

How many years of experience does Cristian have?

Cristian has at least 10 years of experience. During this time, Cristian has worked in at least 4 different roles and for 5 different companies. The average length of individual experience is 2 years and 1 month. Note that Cristian may not have shared all experience and actually has more experience.

What roles would Cristian be best suited for?

Based on recent experience, Cristian would be well-suited for roles such as: iOS Team Lead, CI/CD iOS Team Lead, Senior Mobile Developer.

What is Cristian's latest experience?

Cristian's most recent position is iOS Team Lead at Qlaunch Gmbh.

What companies has Cristian worked for in recent years?

In recent years, Cristian has worked for Qlaunch Gmbh and Herewith Gmbh.

Which industries is Cristian most experienced in?

Cristian is most experienced in industries like Information Technology (IT), Healthcare, and Professional Services.

Which business areas is Cristian most experienced in?

Cristian is most experienced in business areas like Information Technology (IT), Product Development, and Project Management.

Which industries has Cristian worked in recently?

Cristian has recently worked in industries like Information Technology (IT).

Which business areas has Cristian worked in recently?

Cristian has recently worked in business areas like Information Technology (IT), Product Development, and Project Management.

What is Cristian's education?

Cristian holds a Bachelor in Computer Engineering from Petru Maior University.

What is the availability of Cristian?

Cristian is immediately available for suitable projects.

What is the rate of Cristian?

Cristian's rate depends on the specific project requirements. Please use the Meet button on the profile to schedule a meeting and discuss the details.