About author

Hi! I’m Ilarion Halushka - Senior Fullstack Software Engineer with 7 years of experience.
Focusing mostly on back-end development in JavaScript/TypeScript/Node.js (primary) and Python (secondary).
Also deliver front-end on React and mobile apps on React Native.
Working at K Health. Passionate about technologies and love working in Healthcare industry revolutionizing healthcare for the better 🧑⚕️
Youtube
Author of a free IT course on youtube
Experience
Senior Fullstack Software Engineer at K Health
📅 sep 2021 - present
 📍 New York (remote)
 🦾 Tech stack: Node.js, JavaScript/TypeScript, Python, React, React Native, MongoDB, PostgreSQL, Microservices/SOA, pubnub, Redis, Docker.
 Senior Backend Engineer at Casting Networks
📅 sep 2019 - sep 2021
 📍 Los Angeles, California (remote)
 🦾 Tech stack: Node.js, JavaScript/TypeScript, Nest.js, GraphQL, PostgreSQL, DynamoDB, AWS, Microservices/SOA, Kinesis, Lambda, SQS, S3, SNS, Redis, ElasticSearch, Docker, Terraform.
 Fullstack Software Engineer at Codemotion
📅 nov 2017 - sep 2019
 📍 Kyiv, Ukraine (remote)
 🦾 Tech stack: Node.js, JavaScript/TypeScript, Express, React, React Native, Angular, Ionic, MongoDB, Cypress.
 Software Development Engineer in Test at X2link
📅 sep 2016 - oct 2017
 📍 Dnipro, Ukraine
 🦾 Tech stack: Node.js, JavaScript, Java, Protractor, Appium, Mocha, Chai.
 Skills
| Category | Skill | 
|---|---|
| Languages | JavaScript/TypeScript (primary), Python (secondary), Java (prior) | 
| Backend | Node.js, Nest.js, Express | 
| Backend | REST, GraphQL, Microservices, SOA | 
| Frontend | React.js, Redux | 
| Mobile | React Native | 
| Databases | SQL - PostgreSQL, NoSQL - DynamoDB, MongoDB, Redis, ElasticSearch | 
| AWS | Lambda, SQS, SNS, Kinesis, S3 | 
| Devops | Docker, Github Actions, CircleCI, Gtilab CI | 
| C.Sc. | System Design, Algorithms, Data Structures, Design Patterns, OOP | 
| Testing | Mocha, Jest, Chai, Selenium, Cypress, Detox, Appium | 
Personal Projects
- Creator of "ZNO na izi" app (Android, iOS) which helped more than 5000 school pupils prepare for exams. The app got highly appreciated with 4.8 ⭐ rating.
Education
- Master’s degree in IT, System Analysis - Dnipro University of Technology.
- Completed Google Summer of Code.
Achievements
- Winner of hackathon TEST UA STARTUPS #8.
- Organized a free offline IT course for students.
- ISTQB certification.
- Publication in scientific magazine Data Mining used in vacancies analysis.
Open source
- Open source contributor to Rocket Chat.
- Contributor to developers community Stackoverflow:
Mentorship
- Mentored 8 of my friends & relatives and helped them find their first jobs in IT.
Hobbies & Interesting facts
- Speak English, German, Ukrainian, Russian and started learning Spanish.
- Visited 8 countries 🇬🇧 🇬🇪 🇩🇰 🇦🇹 🇹🇷 🇪🇬 🇭🇺 🇸🇰 and lived in 🇺🇸 🇩🇪.
Contacts & CV
Check out my CV. Feel free to connect and contact me on linkedin.
