Oleksii Semisalov - Node.js Developer
PROFESSIONAL EXPERIENCE
👨💻 Temabit(Neto baltic) | Senior Node.js developer | Kyiv city (May 2022 - present)
Technologies: Node.js, Postgres, Electron, Vue.js, Azure DevOps
Project: private
Neto Baltic is a provider of Smart Security for Retail.
The main task was to create a microservice for working with equipment that supports JavaPos/OPOS drivers and SSP protocol for working with money
Achievements:
- Developed support for Javapos/Opos drivers on Node.js, which provides great compatibility with retail hardware
- Has developed its own library for working with innovative-technology devices on Node.js. Thanks to this, it became possible to pay in cash
- Added the integration of smart scales and their training to further accelerate the work with existing products
👨💻 Temabit(Justin) | Middle Full stack developer | Kyiv city (Oct 2021 - May 2022)
Technologies: Node.js, Postgres, Electron, Vue.js, Azure DevOps, Docker, Github
Project: private
Justin is a Ukrainian company founded in 2017, an operator in the express delivery market.
The main goal was to develop a new service for receiving goods and improve the existing one, but the project was closed due to the war.
Achievements:
- Optimized the functionality of receiving goods in large quantities, which improves the speed and quality of work with individual entrepreneurs
- Developed a separate service for working with fiscal checks
- Developed the functionality of receiving goods to the post office (beta)
- Improved release automation for the affiliate network
👨💻 Orderry | Middle Node.js developer | Kyiv city (Mar 2021 – Oct 2021)
Technologies: Node.js, Postgres, Nest.js, Next.js, Github
Projects: Orderry.com / Remonline.ua
Orderry is a CRM for any small and medium business
It was necessary to convert the existing project from PHP to Node.js to combine the stack of the company and the team
👨💻 Orderry | Middle PHP developer | Kyiv city (Aug 2020 - Mar 2021)
Technologies: PHP7, MySql, JavaScript, Laravel, Github
Projects: Orderry.com / Remonline.ua
Orderry is a CRM for any small and medium business
The main goal was to take the project from outsourcing and stabilize and optimize the projects for further development from scratch
Achievements:
- Database redesign to merge projects, which accelerated content creation
- Significant decrease in SQL queries
- Big SEO optimization
- Optimization of page loading speed (Pagespeed 96 for desktop, 68 for mobile)
👨💻 Mybeauty | Middle PHP developer | Kyiv city (Mar 2020 – Aug 2020)
Technologies: PHP7, JavaScript, Yii, Redis, Sphinxsearch, BitBucket
Project: Mybeauty.ua
Development and launch of one of the first services in Ukraine for online registration to beauty institutions
Achievements:
- Development of integration with a network of beauty salons
- Development of booking services for salons
- Development of search by location
👨💻 Aniart | Middle PHP developer | Kyiv city (Jun 2018 – Mar 2020)
Technologies: PHP5/7, JavaScript, Laravel, Vue.js, BitBucket, Docker
He was engaged in the development of e-commerce projects. Launch of two projects from scratch and various support of existing projects
Achievements:
- Development of cards for flexible ordering of goods
- Optimization of ordering for "Black Friday"
- Developing your own pagination component on Vue.js/Bitrix
- Development of your own SEO module
👨💻 Web Studio _Blank | Junior PHP developer | Berdyansk city (Jan 2018 – Jun 2018)
Technologies: PHP5/7, JavaScript, HTML, CSS
Projects: Brd24.com
Development of small sites on Bitrix but web studio closed
EDUCATION
🎓 Specialist, System software | Kherson national technical university 09.2014 – 06.2015
🎓 Bachelor, Software engineering | Open International University of Human Development “Ukraine” 09.2011 – 06.2013
🎓 Jr. Specialist, Computer science | Novaya Kakhovska`s instrument-making technical school 09.2007 – 06.2011
LANGUAGES
🇬🇧 English • 🇺🇦 Ukrainian
ACTIVITIES
✈️ Traveling • 📚 Reading • 🏋️ Sport • 🎲 Board games