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Full-stack software developer with 3+ years of experience building and maintaining enterprise applications using Java, Spring Boot, React, TypeScript, and SQL. Comfortable across the full development lifecycle—from backend APIs and frontend features to CI/CD, deployment, and data workflows. Known for delivering scalable, maintainable solutions and taking ownership of features from requirements through production. Experienced with modern engineering practices, system integrations, automated testing, and containerized deployments.…Full-stack software developer with 3+ years of experience building and maintaining enterprise applications using Java, Spring Boot, React, TypeScript, and SQL. Comfortable across the full development lifecycle—from backend APIs and frontend features to CI/CD, deployment, and data workflows. Known for delivering scalable, maintainable solutions and taking ownership of features from requirements through production. Experienced with modern engineering practices, system integrations, automated testing, and containerized deployments.

Lukas Prokopavičius

Full Stack Developer, Back-End Developer, Web Developer, +1

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Full-stack software developer with 3+ years of experience building and maintaining enterprise applications using Java, Spring Boot, React, TypeScript, and SQL. Comfortable across the full development lifecycle—from backend APIs and frontend features to CI/CD, deployment, and data workflows. Known for delivering scalable, maintainable solutions and taking ownership of features from requirements through production. Experienced with modern engineering practices, system integrations, automated testing, and containerized deployments.…Full-stack software developer with 3+ years of experience building and maintaining enterprise applications using Java, Spring Boot, React, TypeScript, and SQL. Comfortable across the full development lifecycle—from backend APIs and frontend features to CI/CD, deployment, and data workflows. Known for delivering scalable, maintainable solutions and taking ownership of features from requirements through production. Experienced with modern engineering practices, system integrations, automated testing, and containerized deployments.

Available to hire

Full-stack software developer with 3+ years of experience building and maintaining enterprise applications using Java, Spring Boot, React, TypeScript, and SQL. Comfortable across the full development lifecycle—from backend APIs and frontend features to CI/CD, deployment, and data workflows.

Known for delivering scalable, maintainable solutions and taking ownership of features from requirements through production. Experienced with modern engineering practices, system integrations, automated testing, and containerized deployments.

Skills

Experience Level

Expert

Expert

Expert

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Expert

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Expert

Language

Work Experience

Full-Stack Developer at Starkodas

October 2, 2025 - March 1, 2026

Designed and developed a full-stack digital platform for child rights institutions, converting manual and paper-based processes into structured digital workflows. Built backend services and business logic using Java and Spring Boot with PostgreSQL as the primary database. Implemented Camunda-based BPMN workflow automation for complex business processes, approvals, and case management. Developed frontend functionality using Angular, creating user interfaces for managing cases, tasks, and institutional processes. Implemented asynchronous communications and system integrations with RabbitMQ. Created document generation functionality to produce official documents and reports based on workflow and case data. Worked with Kubernetes for application deployment, configuration, and management in containerized environments. Participated in system architecture, technical planning, and solution design, collaborating with stakeholders and development teams to translate domain requirements into sca

Full-Stack Developer at Sapien(s) Lietuva

July 2, 2023 - Present

Developed and delivered full-stack enterprise applications using Java, Spring Boot, React, and TypeScript, taking ownership of features across the entire development lifecycle. Designed and implemented REST APIs, backend services, business logic, and integrations using Java and Spring Boot. Improved and optimized database functionality using PL/SQL and MySQL, including complex queries and data processing. Built scalable, maintainable reusable React/TypeScript components and application features. Managed database schema evolution and version-controlled migrations using Liquibase. Designed and maintained CI/CD pipelines to automate builds, testing, and deployments. Implemented and maintained end-to-end automated tests covering critical business workflows, validating system functionality across frontend and backend. Investigated and resolved complex technical issues across frontend, backend, database, and deployment layers while collaborating with cross-functional teams to translate bu