Mariya

MARIYA KROPINOVA
JAVA DEVELOPER | BACKEND SYSTEMS
[open contact info](look above in the "contact info" section) | [open contact info](look above in the "contact info" section)

PROFESSIONAL SUMMARY
Software Developer with experience in Java backend development and web applications, including Java SE, Java 11, Spring Boot, Spring
Data JPA, SQL, PostgreSQL, REST API integrations, and data processing. Built a Java-based integration between Monday.com and
internal services, developed reporting and data aggregation functionality, and previously worked on Java document-processing and
database-backed search systems. Additional experience in backend business logic, API integrations, debugging, code review, and
production support.

TECHNICAL SKILLS
Java: Java SE, Java 11, Java Core, object-oriented programming

Backend: Spring Boot, Spring Data JPA, Controller–Service–Repository architecture, REST APIs, DTOs

Databases: SQL, PostgreSQL, native SQL queries, joins, projections, database architecture

Data processing: Document parsers/converters, data aggregation, hierarchical data models, reporting

Web: Tomcat, JavaScript, React, HTML, CSS

Tools & practices: Git, SVN, IntelliJ IDEA, Eclipse, code review, debugging, technical documentation, testing, production support

Additional technologies: Salesforce Apex, SOQL/SOSL, LWC, Aura; included as secondary experience

PROFESSIONAL EXPERIENCE
Freelance Java Developer — Internal Project for Gamepack | Dates not specified in the supplied CV
Java Developer — Monday.com Integration & Float Reporting System

• Designed and implemented a Java backend integration with the Monday.com API for project, board, and task synchronization.

• Built REST-based data flows between Monday.com and internal Java services.

• Developed a data aggregation layer transforming raw database rows into a hierarchical DTO model (Employee → Project / Pulse /
Subpulse tasks).

• Implemented a Float Table reporting module using Spring Boot and Spring Data JPA.

• Optimized data retrieval with projection-based queries and native SQL joins to reduce unnecessary data loading.

• Implemented conditional updates to avoid redundant database writes and preserve data consistency.

• Separated application logic into Controller, Service, and Repository layers.

Technologies: Java 11, Spring Boot, Spring Data JPA, REST API, SQL, Monday.com API, DTOs, Git
MuranoSoft | October 2009 – April 2015
Junior Java Developer — Parchment — academic credential management platform

• Developed Java SE parsers/converters for processing input documents and generating output documents.

• Worked with large volumes of electronic documents and database-backed workflows.

• Performed code reviews, bug fixing, technical documentation, and maintenance of the existing system.

• Communicated with customers through forums and chats.

Technologies: Java SE, SQL, PostgreSQL, XSL-FO, Eclipse, IntelliJ IDEA, Git, SVN, Jira, Scrum
Research Institute | May 2016 – January 2017
Developer — Search system and database for innovation infrastructure

• Developed a search system for finding organizations and services using configurable search criteria.

• Designed database architecture and supported filtering of search results and profile management.

• Performed code review, bug fixing, and maintenance of the existing application.

Technologies: Java SE, Tomcat, SQL, PostgreSQL, JavaScript, React, Bootstrap
Synebo | November 2022 – January 2024
Salesforce Developer — Customer Community & E-commerce Platform

• Developed backend business logic using Apex classes, triggers, batch jobs, and queueable processes.

• Implemented REST API integrations with external systems.

• Maintained production functionality, fixed bugs, and wrote test classes.

Technologies: Apex, LWC, Aura, SOQL/SOSL, REST API, JavaScript, HTML, CSS
Customertimes | April 2020 – November 2022
Salesforce Developer — Internal CRM for HR, payroll, and resource management

• Implemented payroll and compensation logic for bonuses, deductions, taxes, adjustments, and overtime.

• Developed leave notifications and user-provisioning workflows.

• Built UI components with filtering and pagination and worked with employee hierarchy and resource data models.

Technologies: Apex, Aura, LWC, SOQL, JavaScript, SLDS, HTML, CSS

EDUCATION
National Technical University "Kharkiv Polytechnic Institute"
Master’s Degree in System Analysis; Bachelor’s Degree in System Analysis

CERTIFICATIONS
Salesforce Certified Platform Developer I; Salesforce Certified Administrator

LANGUAGES
English — Intermediate (as stated in the supplied CV; please update if needed)