09/25/2025 updated

JM
100 % available

Full Stack Developer with React and Node.js expertise

Mala Mostanica, Serbia
Only remote
Bachelor of Computer Science
Mala Mostanica, Serbia
Only remote
Bachelor of Computer Science

Profile attachments

Jelenko Marković-Resume.pdf

HTMLJava (Programming Language)JavaScriptApplication Programming Interfaces (APIs)Agile MethodologyAtlassian JiraUnit TestingCascading Style Sheets (CSS)CodeIgniterCollaborative SoftwaresDebuggingDjangoMobile Application SoftwarejQueryPython (Programming Language)Knockout.jsLaravelPostgreSQLMongoDBMySQLNode.jsScrum MethodologyProject CollaborationNext.jsSoftware SystemsAtlassian TrelloTestingData Storage TechnologiesTailwindReact.jsVue.jsBackendGitLabGitContainerizationAngularJSFull Stack DevelopmentGraphQLReact NativeFront End Software DevelopmentRegion ManagementReact ReduxNestJSRestful ApiDatabase AdministrationDockerProgramming Languages
Full Stack Development
Expertise in both front-end and back-end technologies, creating scalable web and mobile applications using React.js, React Native, Angular, Vue.js for front-end and Node.js, Nest.js for back-end.

API and Database Management
Experience in creating RESTful APIs and GraphQL endpoints, along with database management using MySQL, MongoDB, and PostgreSQL for optimized data storage and retrieval.

State Management and Testing
Implementation of state management solutions with Redux and Vuex, complemented by debugging and unit testing skills to ensure high-quality code and application reliability.

Front-End Technologies
Proficiency in modern front-end frameworks and libraries including React, React Native, Angular, Next.js, Vue.js, as well as HTML, CSS, Tailwind CSS, JavaScript, jQuery, and Knockout.js.

Back-End Development
Knowledge of server-side technologies including Node.js, Nest.js, Django, Laravel, and CodeIgniter for building robust application backends.

Programming Languages
Strong foundation in Java and Python programming languages for developing various software solutions.

Development Methodologies
Experience with Agile and Scrum methodologies for effective project collaboration and delivery.

Containerization and Collaboration Tools
Familiarity with Docker for containerization and collaboration tools like Git, GitLab, Jira, and Trello.
 

Experience

Professional experience5 - 10 years
Freelancer since2024

Languages

EnglishNative speakerSerbianNative speaker

Project history

Software Developer

Tehnomedia
Created and integrated RESTful APIs and GraphQL endpoints, implemented state management solutions with Redux, and conducted debugging and unit testing to ensure high-quality code and application reliability.

Full Stack Developer

Ingsoftware
Developed and maintained scalable Mobile applications using React Native for front-end and Nest.js for back-end. Managed databases using PostgreSQL and MongoDB, and collaborated with cross-functional teams in an agile environment.

Back-end Developer

Think Smart
Utilized Python for various backend functionalities and developed and maintained scalable web applications using Django for back-end development.

Portfolio


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