Vladyslav Hravchenko Email & Phone Number

Austin, Texas, United States

London Area, United Kingdom

Warsaw, Mazowieckie, Poland

Development of graph connected data storage for one of the biggest USA bank.Responsibilities:• Participating in creating new product• Keeping 90% of code in project coverage with unit/db tests• Designing an endpoints api on OpenAPI with Swagger• Integrating with graph database• Designing high load application• Managing a lot of integrations with other inner bank applications while keeping high computation speed

Warsaw, Mazowieckie, Poland

Development of traceability platform for one of the biggest clothes producer and reseller in the EU. Main aim of application is to create eco-friendly platform and trace how suppliers made clothes for the company.Responsibilities:• Participating in creating new product• Keeping 90% of code in project coverage with unit/db tests• Designing an endpoints api on OpenAPI with Swagger• Participation in Scrum meetings• Code reviewing• Was responsible for migrating… Show more Development of traceability platform for one of the biggest clothes producer and reseller in the EU. Main aim of application is to create eco-friendly platform and trace how suppliers made clothes for the company.Responsibilities:• Participating in creating new product• Keeping 90% of code in project coverage with unit/db tests• Designing an endpoints api on OpenAPI with Swagger• Participation in Scrum meetings• Code reviewing• Was responsible for migrating entire application to hexagonal semi-DDD architecture approach Show less

Warsaw, Mazowieckie, Poland

Info: Development of a digital dean's office project for universities, academies and colleges.Responsibilities: - Support of ongoing project- Keeping 99% of code in project coverade with tests- Designing an endpoints api on OpenAPI with Swagger - Development of validation system - Designing database architecture- Integration with keycloak for authentication- Participation in Scrum meetings- Code reviewing - Analyzing documentation, diagrams and… Show more Info: Development of a digital dean's office project for universities, academies and colleges.Responsibilities: - Support of ongoing project- Keeping 99% of code in project coverade with tests- Designing an endpoints api on OpenAPI with Swagger - Development of validation system - Designing database architecture- Integration with keycloak for authentication- Participation in Scrum meetings- Code reviewing - Analyzing documentation, diagrams and writing tasks Tech: - Java 11- Spring Boot- Spring Cloud- Keycloak- PostgreSQL- OpenAPI- JUnit- Microservices- ElasticSearch- Jenkins- Gitlab CI/CD- JIRAOther: Working in office. Show less

Warsaw, Masovian District, Poland

Info: Creating first Comarch project on microservice architecture. A project for main govermant library. Project allows to storing books, scientific papers, etc in digital format and give access to them within the territory of library. Responsibilities: - Developing microservice project form scratch- Developing one of main microservices for scientific projects, messaging, etc.- Designing an endpoints api on OpenAPI with Swagger - Development of validation system -… Show more Info: Creating first Comarch project on microservice architecture. A project for main govermant library. Project allows to storing books, scientific papers, etc in digital format and give access to them within the territory of library. Responsibilities: - Developing microservice project form scratch- Developing one of main microservices for scientific projects, messaging, etc.- Designing an endpoints api on OpenAPI with Swagger - Development of validation system - Designing database architecture- Integration with keycloak for authentication- Participation in Scrum meetings- Code reviewing - Analyzing documentation, diagrams and writing tasks Tech: - Java 11- Spring Boot- Spring Cloud- Keycloak- PostgreSQL- OpenAPI- JUnit- TDD - Microservices- ElasticSearch- Kafka- Kubernetes/Docker- AWSOther: Working in office. Show less

Warsaw, Masovian District, Poland

Info: R&D of microservices tech stack for current and new projects migration.Responsibilities: - Proof of concept of microservice architecture for Comarch projectsTech: - Java 11- Spring Boot- JUnit- Feign- Spring Cloud- Kafka- ElasticSearch- TDD- Microservices- Docker.Other: Working in office.

Warsaw, Masovian District, Poland

Responsibilities: - Support of ongoing project- Developing function as a service platform- Test Driven Development using Mocha + Chai- Development of validation system Tech: - Node.js- TypeScript- JavaScript- Kafka- Docker- Mocha + Chai- FaaS- AWSOther: Working in office.

Kyiv, Kyiv City, Ukraine

Info: A project for monitoring the life of bees. Temperature in the beehive and other data are gathered from IOT sensorResponsibilities: - Development of user authentication- Test Driven Development using Mocha + Chai- Designing database architecture- Development of authorization system- Unit testing- Development of custom filtration functionality- Development of validation system - Creation of users management functionalityTech: -… Show more Info: A project for monitoring the life of bees. Temperature in the beehive and other data are gathered from IOT sensorResponsibilities: - Development of user authentication- Test Driven Development using Mocha + Chai- Designing database architecture- Development of authorization system- Unit testing- Development of custom filtration functionality- Development of validation system - Creation of users management functionalityTech: - Node.js- Express.js- PostgreSQL- IOT data streams- React- React Router- React/Redux- SCSS- FlexboxOther: Working remotely. Show less

Kyiv, Kyiv City, Ukraine

Info: SlyRide offers smart solutions for the taxi industry. The app analyzes live traffic information, weather forecast and other publicly available data to make educated price predictions. The app is integrated with NY Yellow Cab, Uber and Lyft to choose the best service based on analytics. The app includes an "auto-order" feature that notifies the user when price has reached a desired range. Responsibilities: - Support of ongoing project- Development of REST API using Node.js… Show more Info: SlyRide offers smart solutions for the taxi industry. The app analyzes live traffic information, weather forecast and other publicly available data to make educated price predictions. The app is integrated with NY Yellow Cab, Uber and Lyft to choose the best service based on analytics. The app includes an "auto-order" feature that notifies the user when price has reached a desired range. Responsibilities: - Support of ongoing project- Development of REST API using Node.js on Express framework- Development of the authorization system via e-mail, social networks (Facebook)Tech: - Node.js- Express.js- MongoDB- UBER API- Lyft API - DigitalOceanOther: Working remotely. Show less

Engineer'S Degree, Computer Science

Activities and Societies: Japanese classes; Sing in the choir; Swiming

Engineer'S Degree, Hotel, Motel, And Restaurant Management

Activities and Societies: Music class, organization of events