Hi, I’m Olena Zhyla, a Full Stack Developer with 8+ years of experience building scalable, high-performance web and mobile applications. I enjoy turning complex requirements into clean, maintainable code and deploying robust cloud-native solutions that drive user engagement and business growth. My frontend and backend expertise, coupled with strong DevOps practices, lets me ship reliable software fast. I’ve led migrations from legacy systems to modern JavaScript-based architectures, built secure REST APIs, and mentored teammates to improve code quality and collaboration. I’m passionate about teamwork, continuous learning, and delivering impactful products.

Olena Zhyla

Hi, I’m Olena Zhyla, a Full Stack Developer with 8+ years of experience building scalable, high-performance web and mobile applications. I enjoy turning complex requirements into clean, maintainable code and deploying robust cloud-native solutions that drive user engagement and business growth. My frontend and backend expertise, coupled with strong DevOps practices, lets me ship reliable software fast. I’ve led migrations from legacy systems to modern JavaScript-based architectures, built secure REST APIs, and mentored teammates to improve code quality and collaboration. I’m passionate about teamwork, continuous learning, and delivering impactful products.

Available to hire
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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
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Work Experience

Full Stack Developer at MOGIC GmbH
November 1, 2024 - Present
Migrated legacy Java-based microservices to a modern Node.js backend with MongoDB and PostgreSQL; designed and implemented secure RESTful APIs with Stripe, SendGrid, and OAuth2; refactored backend logic and optimized queries to improve API response times; built dynamic admin dashboards using React.js, Vue.js, Tailwind CSS, and Sass; containerized with Docker and automated CI/CD with Jenkins; mentored 3 junior developers and introduced peer reviews to reduce post-release bugs.
Full Stack Developer at CodeCraft Digital
April 1, 2022 - October 1, 2024
Led development of scalable enterprise web applications using MERN stack and Angular; migrated legacy Java and .NET modules to modern JavaScript-based architectures; architected secure RESTful APIs with JWT authentication; established automated CI/CD pipelines using Azure DevOps, accelerating releases by 40%.
Software Developer at Akveo
July 1, 2018 - February 1, 2022
Developed and maintained web applications using PHP and Java; implemented dynamic frontend functionality with HTML5, CSS3, and JavaScript; designed and optimized MySQL schemas; built reusable backend components and REST endpoints; performed unit testing and collaborated in Agile/Scrum; assisted in deployment on Linux/Apache environments.

Education

Bachelor of Science in Information Technology at Mykolas Romeris University (MRU)
January 11, 2030 - January 1, 2018

Qualifications

Certified Engineering Technician (CET)
January 11, 2030 - May 6, 2026
Fundamentals of Engineering (FE) Exam Passed
January 11, 2030 - May 6, 2026

Industry Experience

Software & Internet