Volodymyr Kostiuk
Odesa
Summary
Software development professional with comprehensive background in building scalable, high-quality software applications. Known for delivering impactful projects and driving continuous improvement. Team-oriented and results-driven, with strong ability to adapt to changing requirements and priorities. Proficient in programming languages and software development methodologies.
Overview
12
12
years of professional experience
Work History
Senior Frontend Developer
JLL
04.2024 - 02.2025
- Led front-end development projects from inception to completion, resulting in successful launches of various web applications.
- Collaborated closely with back-end developers to integrate RESTful API endpoints into front-end architecture seamlessly.
- Managed source code effectively using Git branches, pull request reviews, and merge conflict resolutions.
- Developed reusable UI components using modern JavaScript frameworks like React or Angular, increasing productivity of the entire development team.
- Implemented progressive web app technology to improve mobile user experience and increase engagement rates.
- Enhanced user experience by optimizing website performance and implementing responsive designs.
- Streamlined codebase by refactoring and modularizing CSS, HTML, and JavaScript files.
- Stayed up-to-date on industry trends and emerging technologies to continuously improve skills and provide innovative solutions for clients.
- Implemented responsive design principles to ensure optimal display on various devices, improving overall usability for users on both desktops and mobile devices.
- Integrated third-party APIs to enhance functionality and improve overall user experience across multiple platforms.
- Established version control processes using Git to maintain clean codebases and facilitate efficient collaboration among team members.
Senior Software Engineer
Awwwards Jury
03.2022 - 03.2024
- Developed scalable applications using agile methodologies for timely project delivery.
- Managed multiple projects simultaneously while maintaining strict deadlines and high-quality standards.
- Maintained comprehensive documentation of development work, facilitating knowledge sharing among team members.
- Enhanced software functionality by identifying and resolving complex technical issues.
- Regularly reviewed peers'' code contributions, offering constructive feedback to enhance overall product quality.
- Delivered exceptional client support by promptly addressing concerns and implementing requested changes or enhancements to software solutions.
- Mentored junior developers, fostering professional growth and enhancing team productivity.
- Collaborated with cross-functional teams to design innovative software solutions.
- Tested methodology with writing and execution of test plans, debugging and testing scripts and tools.
- Developed robust, scalable, modular and API-centric infrastructures.
- Streamlined development workflows to increase team efficiency and reduce time spent on repetitive tasks.
Software Engineer
Apple
04.2021 - 04.2022
- Consistently met project deadlines by effectively managing time and prioritizing tasks according to importance.
- Analyzed proposed technical solutions based on customer requirements.
- Developed scalable and maintainable code, ensuring long-term stability of the software.
- Collaborated with management, internal and development partners regarding software application design status and project progress.
- Developed reusable components that significantly reduced development effort on multiple projects.
- Established efficient communication channels within the team, leading to better collaboration among members during project development phases.
- Enhanced user experience with intuitive interface design and responsive web applications.
- Improved software performance by identifying and resolving bottlenecks in the code.
- Developed robust, scalable, modular and API-centric infrastructures.
- Tested methodology with writing and execution of test plans, debugging and testing scripts and tools.
- Optimized algorithms for faster processing, reducing overall computation time.
- Designed robust testing frameworks to validate functionality and ensure a high level of quality assurance.
- Collaborated with fellow engineers to evaluate software and hardware interfaces.
Software Engineer
Self Employed Web
01.2013 - 12.2020
- Consistently met project deadlines by effectively managing time and prioritizing tasks according to importance.
- Analyzed proposed technical solutions based on customer requirements.
- Developed scalable and maintainable code, ensuring long-term stability of the software.
- Collaborated with management, internal and development partners regarding software application design status and project progress.
- Developed reusable components that significantly reduced development effort on multiple projects.
- Refactored legacy codebases for improved maintainability, paving the way for easier future updates.
- Established efficient communication channels within the team, leading to better collaboration among members during project development phases.
- Enhanced user experience with intuitive interface design and responsive web applications.
- Implemented effective debugging strategies, resulting in fewer software defects and increased reliability.
- Integrated new technologies into existing systems, increasing capabilities and improving overall performance.
Education
Bachelor of Science - Computer Science
National Technical University of Ukraine
Ukraine08-2021
Skills
- Web application development
- Amazon web services
- Software development
- API development experience
- Reactjs
- React Native
- Flutter
- Nodejs
- Python
- PHP
Languages
English
Professional Working
Ukrainian
Native or Bilingual
Timeline
Senior Frontend Developer
JLL
04.2024 - 02.2025
Senior Software Engineer
Awwwards Jury
03.2022 - 03.2024
Software Engineer
Apple
04.2021 - 04.2022
Software Engineer
Self Employed Web
01.2013 - 12.2020
Bachelor of Science - Computer Science
National Technical University of Ukraine
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