Hire the Best Java EE Developers in Lviv, UA

With 18 years of comprehensive IT experience and 7 years specialized in JavaScript/TypeScript development (Angular, Node.js, React, Vue) my expertise is defined by: - 7+ years of hands-on experience in the modern full-stack environment, specializing in Angular/TypeScript and Node.js. - Proven ability to define and own low-level project architecture, ensuring solutions are robust, scalable, and maintainable. - Expert in analyzing and improving existing projects for performance bottlenecks, architecture flaws, and code quality issues. - I prioritize understanding customer needs and motivations to deliver solutions that align perfectly with business goals, not just technical requirements. - As a Team/Tech Lead for 6 years, I demonstrate strong initiative, taking calculated risks and actively finding creative solutions to technical challenges. - Extensive experience working on 15+ large-scale projects for major companies across the UK, USA, Canada, and Belgium, ensuring seamless communication and cooperation.

I am a developer with 7 years of commercial experience in developing back-end web projects from scratch, using Java/J2EE technology stacks. April 2019 - present Senior Sorftware Engineer at Upwork The product for connecting and collaborating businesses and independent professionals remotely. Technologies stack: Java 8, Dropwizard, Google Guice, DynamoDB, PostgreSQL, Hystrix, ElasticSearch, Kibana, Kafka, AWS Lambda, JUnit, Jenkins, Docker, Maven, Git November 2018 - April 2019 Software Engineer at Binariks The product which provides a global SaaS platform for Account Based Marketing (ABM) to help B2B companies improve sales with targeted advertising. Technologies stack: Java 8, Spring Boot 2, Spring 5, Docker, Kubernetes, Gradle, PostgreSQL, ElasticSearch, JUnit, Git. October 2017 - November 2018 Software Engineer at N-IX The product that integrates asset management system and SCADA to provide seamless workflows to perform maintenance tasks from a cell phone. Products are used by major customers in manufacturing, airport operations, and logistics. Technologies stack: Java 8, Spring 4, Web Services (SOAP, REST), SQL, Couch DB, ActiveMQ, TestNG, Maven, JS, Nashorn, Git. July 2016 - October 2017 Software Engineer at SoftServe SaaS solution which consist of two major applications. The first one uses data science and optimization to give decision makers pricing guidance to help them make the best possible decisions. The second one tells B2B sales people where the best opportunities are to retain and grow customer relationships, improving customer retention rates and generating sustainable organic growth. Scrum methodology was used on the project. Technologies stack: Java 8, Spring 4, REST, MS SQL, Transact-SQL, Hibernate, Docker, Gradle, Ant, Salesforce, Apex, Force.com, Postgres. August 2015 - June 2016 Java developer at Sombra Full-stack developer at the project for call centers Tools & Technologies: Java, Spring, JdbcTemplate, HTML, CSS, JavaScript, JQuery, Dojo, JSON, Maven, JSP, Tomcat, Git, REST, MS SQL Back-end developer at the project for networking Tools & Technologies: Java, Play framework, Mongo, Morphia, November 2014 -January 2015 Software Developer, a trainee at Ericpol Education: March – July 2015 The Educational Program at Java Laboratory in EPAM Systems Mediateka project Tools & Technologies: Java, Servlets, JDBC, HTML, CSS, JavaScript, JQuery, JSON, Maven, JSP, Tomcat, SVN, REST, MySQL 2015 - 2016 Lviv Polytechnic National University, Institute of Computer Science and Information Technology Master degree, with scholarship 2011 – 2015 Lviv Polytechnic National University, Institute of Computer Science and Information Technology Bachelor’s degree, with scholarship Certifications: July 2015 The Educational Program at Java Laboratory May 2016 MongoDB for Java Developers Technical skills: Java, JavaEE, Spring, Hibernate, JDBC, AngularJS, REST, JUnit, XML, JSON, JSP, JSTL, AJAX, JavaScript, jQuery, Bootstrap, SQL, MySQL, MS SQL, MongoDB, XSLT, HTML, CSS, CouchDB, SOAP, Salesforce. Public activities: 2013 – 2014 Member of Association des Etats Généraux des Etudiants de l’Europe (AEGEE). Languages: Ukrainian – native language, ||Reading| Writing | Verbal|| English – ||upper-intermediate | intermediate | upper-intermediate|| Poland – ||intermediate | beginner | pre- intermediate||

Hello there, I'm a Java developer with over 7 years of experience building and improving backend systems and APIs. I focus on creating reliable, well-structured solutions for platforms that handle many users and complex operations. 🛠️ My main tools include: • Languages: Java, JavaScript, TypeScript, Python, PHP • Frameworks: Spring Boot, React, React Native, Node.js, Laravel, Symfony • Cloud & DevOps: AWS, Azure, Docker, Jenkins • Databases: MySQL, PostgreSQL, MongoDB, NoSQL • Methods: Agile, TDD, CI/CD, GitFlow • AI Tools: I use CursorAI and other AI daily for efficient coding. I'm skilled in designing system architecture, leading technical projects, and ensuring smooth performance. I'm ready to take on challenging projects, from upgrading existing codebases to building new features from the ground up. 💬 Let's start working on your project right now, just write me in DM!

I am passioned Java developer with almost 14 years of experince in building robust and scalable applications. Have experience working with some of the biggest clients in the industry, including Medhost, DHL, Inditex, Ladbrokes Coral... My core strength lies in designing and developing backend systems using Java and a diverse set of supporting technologies. My strong areas are: - dedicated to addressing complex business challenges through tailored programming solutions with a client-focused approach; - focus on developing highly scalable, low-latency, highly available, fault-tolerant, secure, and clean-code solutions; - quickly learn and apply new technologies, tools and frameworks; - strong focus on clean code and scalable architecture; - ability to explain technical decisions and concepts effectively to teams and stakeholders; - always strive to enhance both my technical and soft skills; Core Stack Programming Languages: Java (primary), JavaScript (secondary); Systems: monolithic and microservices-based; Frameworks: Spring, Spring Boot. UI: Angular, React Infrastructure: Docker, Kubernetes, AWS Databases: MySQL, DB2, MongoDB, PostgreSQL. Messaging & Caching: Kafka, Redis, RabbitMQ, ActiveMQ Build Tools: Maven, Gradle, Ant, Ivy. Version Control: Git, SVN. Development Tools: IntelliJ IDEA, Eclipse, and VS Code OS: Windows, Linux, macOS

I am a Java developer with over 14 years of experience building full stack applications, enterprise systems, and SaaS platforms 🚀 My focus 🎯 is on using Java, Spring Boot, React.js, PostgreSQL, and AWS to deliver reliable, scalable software. As a Java developer, I have delivered dozens of projects across industries and use cases. My backend work is built entirely with Java. I create secure APIs and microservices using Spring Boot. I have deep experience in system architecture, backend performance, and database design. Every project I take as a Java developer is written with clean, maintainable Java code. I know how to structure services that scale. As a Java backend developer, I have built and maintained systems for high-load traffic, third-party integrations, and complex business logic. I manage full backend pipelines, from architecture and development to deployment and monitoring. I use Spring Boot and follow best practices every Java developer should apply. I also work as a full stack Java developer, connecting Java backends with React.js and JavaScript frontends. I create dashboards, user interfaces, and admin tools that are fast, stable, and fully integrated. I know how to deliver full stack features without bottlenecks. I have led teams as a senior Java developer, mentoring other developers, reviewing Java code, and improving team performance. My clients rely on me not just for development, but also for decisions about architecture, data structure, and deployment strategy. As a Java developer, I care about the full picture. In most projects, I take the role of a Java spring developer and own the backend infrastructure. I work with Docker, PostgreSQL, REST APIs, and cloud services. I often work independently, taking full responsibility for both backend and frontend parts as a full stack developer. Being a professional Java developer means I deliver production-ready code, meet deadlines, and communicate clearly. I work well with teams or as a solo contributor. My background as a Java backend developer and Java spring developer allows me to adapt to different project needs. If you need a Java developer who can work on backend systems, full stack features, or cloud-based platforms, I am ready to help. Whether you need a senior Java developer, a Java backend developer, or a reliable full stack Java developer, I can take your project from idea to production. 🛠️ Core Skills: - Java developer - Java backend developer - Full stack Java developer - Java spring developer - Spring Boot microservices - React.js and JavaScript - PostgreSQL, AWS, Docker Let’s talk if you need a results-driven Java developer to join your team or take over delivery. ‼️ Message me for a free 40-minute consultation ‼️

🚀 Solutions Architect & Technical Lead with 8+ years of hands-on experience in enterprise backend engineering, cloud architectures, and modern full-stack development. As the technical lead behind the UISS agency, I focus on crafting resilient, high-performance, and secure software solutions tailored for FinTech, Healthcare, and scalable business products. 💡 MY CORE SPECIALTIES: • Enterprise Backend: Java (Spring Boot, Spring WebFlux, Hibernate, Spring Data) • Frontend Excellence: Angular (TypeScript, Angular Material) • High-Speed Mobile & MVP: FlutterFlow / Cross-platform app development • Data & Architecture: PostgreSQL, Docker, Microservices, and RESTful API design • Intelligent Features: AI Development & LLM Integration (OpenAI API, Custom Agents) 🛠️ ENGINEERING HIGHLIGHTS & APPROACH: • Legacy Modernization: Extensive experience in complex enterprise system upgrades (e.g., migrating Core Java and Spring Boot ecosystems to the latest LTS versions), significantly improving execution speed, dependency management, and security compliance. • Robust Integrations & Security: Expert in designing secure API layers, implementing centralized authentication/authorization models (OAuth2/OIDC, Keycloak), and orchestrating microservices networks. • Scalability & Clean Code: Strong advocate for domain-driven design, test-driven development (TDD), and transparent Agile/Scrum delivery that bridges the gap between technical complexity and business goals. Whether you need to untangle legacy monolithic code, optimize high-load databases, build an AI-driven automation layer, or launch a production-ready mobile MVP via FlutterFlow—I bring the architectural oversight and execution power to make it happen. 📩 Let’s transform your requirements into a stable, future-ready product. Reach out, and let’s connect!