Ihor S. Fullstack Engineer (Java/React)

Experience

Full Stack Developer, Grocery Marketplace

July 2021 - May 2022
Description: Digital marketplace for regional providers from Germany that simplifies shopping groceries and saves time by doing it online (which is especially useful in pandemic times). There are two available options for customers: order reservation and on-demand delivery. In the first case, they just need to choose products, pay, arrive, and pick them up when they're comfortable. In the second case, they can choose the desired products and arrange the delivery time.
Technologies: Java 12, JavaScript, Spring Boot, React.js, HTML5, CSS3, PostgreSQL, Maven, JBoss
Undertow, JSF, Docker

Full Stack Developer, Real Estate Sales Recommendation Platform

April 2020 - June 2021
Description: The real estate sales platform is a service for fast and convenient selling real property. A seller visits the site and answers certain questions to get a piece of advice. The consumer adds information about the address of the building and receives a recommendation on an approximate house price and the best sales method, real estate agent, cash offer or real estate company.
The project got 2019 INMAN INNOVATOR AWARDS
Technologies: Java 8, JavaScript, React.js, MongoDB, AWS Redshift, Redis, Spring Boot, Linux, MVC, JPA, Data, MapStruct, Lombok, Maven, Lambda, Docker, Docker Compose, Jenkins, AWS ELB, ELK, ECS, EC2, SNS, SQS, CloudWatch

Full-Stack Developer, Florist Ecommerce Marketplace

July 2019 - March 2020
Description: The app allows to shop for thousands of products and manage florist orders from anywhere. Browse, shop by department, view inventory, and prices in real-time, and check the order status. All purchases are directed through secure servers to encrypt and protect customers' personal information.
Product Features
- Customers are able to shop thousands of products from a single app
- Place orders up to 7 days in advance
- See estimated delivery times
- Check the status of a current order or previous orders
- Keep track of all the pending orders
- Reorder items in orders history
- Pay bills
- Live chat
- Purchases are processed securely
Technologies: Java 8, React.js, React Native, Spring, JUnit, Hibernate, JPA, Maven, Lombok, MySQL, DB2, ElasticSearch, Docker, Docker Compose, Bitbucket Pipelines, AWS (SNS, S3)

Full-Stack Developer, Barcode Scanning Solution

February 2018 – June 2019
Description: White label solution for eCommerce and retail operations, which integrates with existing platforms in purpose to review information about products. By scanning barcodes it allows to monitor items relocation in warehouses, check them in stock, print courier labels, view delivery information, issue refunds, and much more.
Technologies: Java 8, JavaScript, JavaFX, Java Servlet API, Firebase (FireStore), MySQL, Maven, HTML5, CSS3, jQuery