Grigorii Martsynkevich
Minsk,HM
Summary
Senior iOS developer with 12+ years of experience designing top-ranking apps that generate significant revenue. Known for employing innovative development techniques to create cutting-edge content. Skilled in integrating junior staff members quickly and fostering diversity among developers by identifying untapped talent. Accomplished software engineer with a strong background in the IT industry, leveraging extensive experience to deliver exceptional results. Excellent communication skills, highly motivated for success.
Overview
19
19
years of professional experience
Work History
Senior iOS Developer
ScienceSoft
10.2022 - 11.2024
- Tasks estimation, bug fixing, implementation new functionality for loyalty programs, code review
- Applied Agile software development methodology to elevate final products and streamline development efforts.
- Followed Apple's Human Interface guidelines to create products aligned with iOS UI norms.
Senior Software Engineer
HanseCom Public Transport Ticketing Solutions GmbH
12.2020 - 09.2022
- Participating in the estimation and development of a number of new big features
- Coordinated with other engineers to evaluate and improve software and hardware interfaces.
- Analyzed proposed technical solutions based on customer requirements.
- Created proofs of concept for innovative new solutions.
- Corrected, modified and upgraded software to improve performance.
- Estimated work hours and tracked progress using Scrum methodology.
- Developed robust, scalable, modular and API-centric infrastructures.
Senior Software Engineer
EPAM Systems
01.2018 - 11.2020
- Connecting a special device to the iPhone via BLE
- Coordinated with other engineers to evaluate and improve software and hardware interfaces.
- Analyzed proposed technical solutions based on customer requirements.
- Collaborated with management, internal and development partners regarding software application design status and project progress.
- Tested methodology with writing and execution of test plans, debugging and testing scripts and tools.
- Delivered unit-tested systems within customer-prescribed timeframes.
- Estimated work hours and tracked progress using Scrum methodology.
Senior Software Engineer
LLC Lifetech Turkcell Group
02.2017 - 01.2018
- Conducting technical interviews, critical bug fixing
- Coordinated with other engineers to evaluate and improve software and hardware interfaces.
- Analyzed proposed technical solutions based on customer requirements.
- Created proofs of concept for innovative new solutions.
- Collaborated with management, internal and development partners regarding software application design status and project progress.
- Estimated work hours and tracked progress using Scrum methodology.
Software Engineer
Mediapark (ROOTin Ltd.)
08.2014 - 01.2017
- Tasks estimations, developing new functionality
- Disassembling for using private iOS API
- New feature implementation: loyalty program integration
- Corrected, modified and upgraded software to improve performance.
- Tested and deployed scalable and highly available software products.
- Estimated work hours and tracked progress using Scrum methodology.
Software Engineer
Elilink
06.2013 - 07.2014
- Tasks estimation, developing custom graphs
- Coordinated with other engineers to evaluate and improve software and hardware interfaces.
- Collaborated with management, internal and development partners regarding software application design status and project progress.
- Estimated work hours and tracked progress using Scrum methodology.
Software Engineer
Modelus LLC
02.2011 - 06.2013
- Estimation of tasks; bug fixing; developing new UI functionality
- Built databases and table structures for web applications.
- Developed next generation integration platform for internal applications.
- Estimated work hours and tracked progress using Scrum methodology.
- Delivered unit-tested systems within customer-prescribed timeframes.
- Collaborated with fellow engineers to evaluate software and hardware interfaces.
Scientific Researcher
Institute of Mathematics of the National Academy of Science of Belarus
02.2006 - 02.2022
- Coordinated with other engineers to evaluate and improve software and hardware interfaces.
- Co-authored and authored multiple journal articles on research topics.
- Completed testing projects by deadline and under budget for company-wide initiatives.
- Documented and reported test results after making graphical solutions and representations.
- Streamlined research processes to meet tight deadlines for multiple projects.
- Corrected, modified and upgraded software to improve performance.
Education
PhD -
Institute of mathematics, National Academy of Sciences of Belarus
06.2004
Graduate - undefined
Hrodna State (Yanka Kupala) University
06.2001
Skills
- Mobile App Development
- iOS Application Development
- Objective-C
- Swift
- SwiftUI
- Flutter
- Agile Development
- Accessibility Implementation
- Source and Version Control: Git, Github
- Performance Evaluation and Optimization
- API Integration
- Apple Human Interface Guidelines
Languages
English
Belarusian
Russian
Personal Information
Title: Senior iOS Developer
Timeline
Senior iOS Developer
ScienceSoft
10.2022 - 11.2024
Senior Software Engineer
HanseCom Public Transport Ticketing Solutions GmbH
12.2020 - 09.2022
Senior Software Engineer
EPAM Systems
01.2018 - 11.2020
Senior Software Engineer
LLC Lifetech Turkcell Group
02.2017 - 01.2018
Software Engineer
Mediapark (ROOTin Ltd.)
08.2014 - 01.2017
Software Engineer
Elilink
06.2013 - 07.2014
Software Engineer
Modelus LLC
02.2011 - 06.2013
Scientific Researcher
Institute of Mathematics of the National Academy of Science of Belarus
02.2006 - 02.2022
Graduate - undefined
Hrodna State (Yanka Kupala) University
PhD -
Institute of mathematics, National Academy of Sciences of Belarus
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