Senior Web Developer
2018 - 2019ListingLoop- Created an MVP product targeted for the Australian real estate market.
- Developed a component library based on Atomic Design principles.
Technologies: Firebase, React, TypeScript, Redux, Redux-saga, JestSenior Java Developer | Tech Lead
2017 - 2018Azoft- Integrated a telegram bot and bank call center.
- Developed an MVP for a financial social network integrated with online banking.
- Refactored a customer loyalty program web app for a major Russian bank.
Technologies: Java, Kotlin, Spring Boot, Spring Data, PostgreSQLSenior Java Developer | Architect
2010 - 2016EasySport- Led the development, automated testing, and deployment of a web application for booking sports courts.
- Updated an application from Java EE 5 to Java EE 7, migrated from RichFaces to PrimeFaces.
- Refactored the core functionality to have more understandable code and better performance.
- Created a new front end in React.
- Introduced a code-quality pipeline, including unit and Selenium tests, Jenkins CI server, and static code analysis.
Technologies: Java EE, EJB, JPA, JSF, JSP, ReactSoftware Developer
2007 - 2012Freelance Work- Created a WAP site for social mobile communication service.
- Developed the iPad application called Muscle & Bone Study.
- Created a website showing local offers.
- Built a website covering regional news based on Drupal.
- Crafted the UI for the Spyder display calibration software for professional photographers and studios.
- Developed a J2ME application for tourists reading RFID tags with city information.
- Created a dance studio attendance tracking application.
Technologies: Objective-C, Python, Django, Solr, PHP, jQuery, REALbasic, NFC, SpringJava Developer | Software Developer
2008 - 2010Softage- Implemented new features in JavaEE e-commerce and customer service solution.
- Created unit tests and fixed bugs.
- Built a standalone tool for populating database used for performance tests.
Technologies: Java, EJB, Hibernate, Swing, JBoss
Sergei Kartin
Web Development Developer in Novosibirsk, Novosibirsk Oblast, Russia
Member since February 25, 2016
Sergei is a full-stack developer with over a dozen years of experience in Java back-end and JavaScript front-end development. He is personable, communicates extremely well, and is very punctual.
Sergei is now available for hire
Portfolio
- ListingLoopFirebase, React, TypeScript, Redux, Redux-saga, Jest
- AzoftJava, Kotlin, Spring Boot, Spring Data, PostgreSQL
- EasySportJava EE, EJB, JPA, JSF, JSP, React
Experience
- Web Development 14 years
- JavaScript 14 years
- Java 12 years
- Redux 4 years
- React 4 years
- TypeScript 1 year
Availability
Part-time
Preferred Environment
IntelliJ IDEA, Git, Windows/Linux
The most amazing...
...project I worked on is the UI for Spyder display calibration software for professional photographers and studios.
Employment
Skills
Languages
JavaScript, Java, TypeScript, CSS, KotlinFrameworks
Redux, Spring, Hibernate, Spring BootLibraries/APIs
ReactTools
IntelliJ IDEA, GitOther
Web Development, Full-stackParadigms
REST, Continuous Integration (CI), Test-driven Development (TDD)Platforms
JEE, DockerStorage
MySQL, PostgreSQL
Education
- Bachelor's degree in Information Technology2003 - 2007Novosibirsk State University - Novosibirsk, Russia
