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Hire the best Spring Security Specialists in Lviv, UA

Check out Spring Security Specialists in Lviv, UA with the skills you need for your next job.
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  • $35 hourly

    • 4.9/5
    • (32 jobs)
    Java Tech Lead, 12+ years of experience 🥇 2016-2019 Top Rate on Upwork Delivered 30+ applications to the market for clients from the USA, Western and North Europe. My expertise: ✅ Java main stack: Java8/Java11/Java17, Spring Boot, Spring Security, Spring Data, JPA/Hibernate ✅ Java libraries: JUnit/Mockito/PowerMock, RestAssured, Lombok, JMH ✅ Databases: MySQL, PostgreSQL, MariaDB, SQLite, MongoDB ✅ DevOps: Linux, Docker, DockerHub, Apache Maven/Gradle, Jenkins, Jenkins pipelines, SonarQube, SonarRunner, DigitalOcean, AWS ✅ REST APIs: design, development, documentation (swagger) ✅ Have experience in front-end application delivery: Vue.js-based and React.js-based ✅ CryptoTrading: Binance/Bitfinex/Kraken APIs My achievements: ✅ Developed an application for one of the customers that generate ≈$50K of profit every month ✅ Reduced the DevOps price on one of the projects from ≈$10K per month to several hundred dollars ✅ Increased team size from 1 to 5 people for a few customers based on their needs
    vsuc_fltilesrefresh_TrophyIcon Spring Security
    Cryptocurrency
    Docker
    Vue.js
    Jenkins
    DevOps
    JavaScript
    Spring Boot
    Spring Framework
    Java
  • $15 hourly

    • 5.0/5
    • (2 jobs)
    — Freelancer on UPWORK — EXPERT Freelancer — Full Stack Engineer I am a Full Stack Java Programmer having 4 years of experience. I love to create applications that push innovation forward, helping people and businesses grow. Frontend Development: ✅ HTML, CSS, Bootstrap, Javascript, React, Angular Backend Development: ✅ JAVA, Spring Boot, Hibernate, JPA, Microservices Database: ✅ MySQL, Oracle, SQL Server, PostgeSQL Build/Deploy: ✅ Maven, Gradle, Git, SVN, Jenkins, Docker As a highly skilled and experienced Software Engineer, I bring a wealth of knowledge and expertise in the areas of Java, Spring, Spring Boot, React, Graphics Design, Logo Design, Email Signatures, Web Development (HTML, CSS, Bootstrap, JavaScript & frameworks), responsive web page development. With over 4 years of experience in the field, I have a deep understanding of Java, Spring Boot, and Microservices, as well as Java EE technologies such as JSP, JSF, Servlet, EJB, JMS, JDBC, and JPA. I am also well-versed in Spring technologies including MVC, IoC, security, boot, data, and transaction.
    vsuc_fltilesrefresh_TrophyIcon Spring Security
    API
    RESTful API
    Apache Kafka
    SQL
    Hibernate
    Docker
    Angular
    Java Persistence API
    React
    Java
    CSS
    HTML
    Spring Boot
    Spring Data
  • $29 hourly

    • 4.7/5
    • (4 jobs)
    Professional software solutions for your business. If you're looking to develop small or large complex projects - I can help you! 🔥 Data Engineering (Java, Spring Boot) 🔥 Cloud and IaC set-up (AWS, Azure, GCP) 🔥 API Development 🔥 Web Applications Development (ReactJS, Angular) 🔥 Regular communication and support Feel free to contact and have your work done by an experienced professional. I provide only high-quality services and help your project succeed.
    vsuc_fltilesrefresh_TrophyIcon Spring Security
    .NET Framework
    .NET Core
    C#
    Angular
    AWS Lambda
    Spring Boot
    NoSQL Database
    Terraform
    Java Collections Framework
    React
    JavaScript
    Back-End Development
    Java
    SQL
  • $15 hourly

    • 4.8/5
    • (3 jobs)
    Full-Stack Developer with Expertise in Spring Boot, Pub/Sub, and Event-Driven Microservices Kotlin Multi-Platform Developer for Android, iOS, JS and Native with Experience in Coroutines, Flow, and Compose-JB Android App Developer with Extensive Knowledge of MVVM, NDK and Jetpack Architecture
    vsuc_fltilesrefresh_TrophyIcon Spring Security
    DigitalOcean
    Blockchain
    Apache Kafka
    Spring Cloud
    Spring Data
    Spring Boot
    Android
    Spring MVC
    Kotlin
    iOS
    Git
    Docker
  • $25 hourly

    • 0.0/5
    • (1 job)
    I am a Java developer with overall 4 years of experience. I have deep knowledge of object-oriented approach, excellent analytical and problem solving abilities, and extensive experience in data analysis, data processing and statistical analysis. My technology stack is : ✅ Back-end: Java/Spring/Spring Boot/Spring Security/MVC/Hibernate/JPA/JDBC/J2EE/JSP /Servlets/Web Services ✅ Database: RDBMS (PostgreSql, MySql, MSSQL, Oracle), noSql (MongoDB, Cassandra)
    vsuc_fltilesrefresh_TrophyIcon Spring Security
    Git
    Scrum
    RabbitMQ
    NoSQL Database
    Relational Database
    Java Persistence API
    Hibernate
    Spring Framework
    Java
  • $30 hourly

    • 0.0/5
    • (1 job)
    My name is Victoria and I am a Team Manager of 49 java developers. I have more than 10 years of experience in software development. I would really appreciate it if you are acquainted with info about us. Our principle is we do not just create a code – we deliver solutions. Our Java team is a group of 49 engineers and solution architects who are always ready to help our customers find the best ways to develop their ideas and turn them into high-quality software products. In our work, we use modern Java technology stack, including Spring Data, Spring Security, Spring web, Spring Boot, Spring Cloud, Hibernate, SQL DB and NoSQL DB, HTTP, REST API, Microservices, Kafka, RabbitMQ, OAuth, Amazon Web Services, Docker, Docker-compose, Kubernetes, CI/CD, GCP, Angular2+, React, Vue.Js, Kotlin, Big Data, Hadoop, Maven, Ant, Gradle, ELK stack, Play framework, Akka, Akka etc. Some of our developers are polyglots, so each of them can use several programming languages such as Scala, Python, and Java to find the best solution for the particular project in different spheres. The wide range of our technical knowledge allows us to carry out projects in different business areas such as Healthcare, Insurance, Travel, Fintech, Investment platform, Rental services, Logistic (Railway, Ships), CRM System, Telecom, Education etc. Also I would like to notice our certification, so we have: The AWS Certified Solutions Architect - Associate - 10 developers The AWS Certified Solutions Architect - Professional - 1 developer Oracle Certified Professional: Java SE 8-17 Developer - 6 developers Google Cloud Certified - Professional Cloud Architect - 2 developers We are ready to provide you the most modern and competitive solution!
    vsuc_fltilesrefresh_TrophyIcon Spring Security
    CI/CD
    Spring Cloud
    Apache Kafka
    Scala
    Hibernate
    HTTP
    Kubernetes
    Docker
    RESTful API
    Spring Data
    Microservice
    SQL
    Spring Boot
    Java
  • $10 hourly

    • 0.0/5
    • (0 jobs)
    After successfully passing all entrance exams for 200 points, I entered the Lviv Polytechnic in 2022. I am a software engineering student at the Lviv Polytechnic. I am a Java developer with advanced knowledge of OOP, Java Core, Java Streams Api, Design Patterns. Multithreading. Spring Boot, Security, REST, MVC, JDBC, Hibernate, MySql, Unit testing etc. I participated in requirements analysis, architecture and database planning, writing the back-end code for the carsharing project, project for volunteering in BEST Hackathon 2023 in Lviv, which was hosted on Azure, and some others pet projects. I expect to gain more practical experience from work.
    vsuc_fltilesrefresh_TrophyIcon Spring Security
    Hibernate
    GraphQL
    JavaFX
    Object-Oriented Programming
    JDBC
    Spring Boot
    Mockito
    JUnit
    Multithreaded Programming
    PostgreSQL
    REST API
    Java
  • $40 hourly

    • 0.0/5
    • (0 jobs)
    I'm a backend developer with more than 3 years of commercial experience of building REST APIs. I have experience building microservices systems with REST APIs and event driven architecture as well as small APIs for simple web applications. - Know Java and Golang - Have some experience with React - Have experience with cloud technologies like AWS and GCP - Hands on experience of working with IaC and CI/CD (terraform and Jenkins) - Able to work independently or as part of a team
    vsuc_fltilesrefresh_TrophyIcon Spring Security
    React
    Git
    Docker
    Jenkins
    Terraform
    Amazon Web Services
    Google Cloud Platform
    PostgreSQL
    OpenAPI
    REST API
    Spring Data
    Spring Boot
    Golang
    Java
  • $5 hourly

    • 0.0/5
    • (0 jobs)
    Java Developer with 1.5+ years of commercial experience in developing RESTful Web services with microservice architecture. Goal-oriented, observant, communicable, eager to gain knowledge and practical experience in a field of Web development.
    vsuc_fltilesrefresh_TrophyIcon Spring Security
    Angular
    Vue.js
    Reactive Programming
    Apache Kafka
    Elasticsearch
    Redis
    OAuth
    Spring MVC
    Spring Data
    Spring Boot
    Java
  • $10 hourly

    • 0.0/5
    • (0 jobs)
    ’m a Java Software Engineer with deep understanding of Spring Framework. Additionally, I am proficient in database operations with both Postgresql and MySQL. My expertise extends to security concepts, including OAuth2, JWT, Refresh Tokens, and 2FA, which I often apply for authentication and authorization purposes. I am enthusiastic about expanding my knowledge into the world of microservices. This entails utilizing tools like RabbitMQ for asynchronous communication and leveraging Kubernetes and Docker for efficient containerization and orchestration. I'm committed to a continuous learning journey and am passionate about exploring new technologies to stay ahead in the ever-evolving tech landscape.
    vsuc_fltilesrefresh_TrophyIcon Spring Security
    Docker Compose
    Kubernetes
    Docker
    RESTful API
    GraphQL
    Multithreaded Programming
    Spring Cloud
    Spring AMQP
    RabbitMQ
    Spring Framework
    Java
    MongoDB
    PostgreSQL
    Spring Boot
  • $3 hourly

    • 0.0/5
    • (0 jobs)
    I am a highly skilled and dedicated responsive developer specializing in web development for small and medium businesses. With a passion for creating interesting and user-friendly websites, I have honed my expertise in building robust and scalable applications. Having experience in the industry, I am well-versed in the use of advanced technologies and frameworks. My expertise lies in working with Spring Boot and React, two powerful tools in the development world. * I’m experienced in React.js and Spring Framework (Boot, Data, Security, and others) * I’ll fully project manage your brief from start to finish
    vsuc_fltilesrefresh_TrophyIcon Spring Security
    Google Cloud Platform
    Google APIs
    Spring Cloud
    GraphQL
    Oracle Database
    MySQL
    PostgreSQL
    Spring Data
    Three.js
    React
    Spring MVC
    Spring Boot
    Java
  • $3 hourly

    • 4.0/5
    • (0 jobs)
    I`m second year student of Lviv Polytechnic National University majoring on software engineering. Started lerning Java one year ago by my own.
    vsuc_fltilesrefresh_TrophyIcon Spring Security
    HTML
    Clean Architecture
    JDBC
    Spring Boot
    HTTP
    Data Structure
    Algorithms
    Spring Framework
    Java
    Docker
    REST API
    SQL
    Git
    Spring Data
  • $15 hourly

    • 0.0/5
    • (0 jobs)
    I'm transforming businesses through digital solutions for more than 3 years. I'm a passionate full-stack developer with hands-on experience, specializing in Spring and React technologies. My goal is to be the bridge that transforms your project ideas into stunning, functional, and user-friendly web applications. I'm a perfect fit if you're thinking: ✅ I need a fully custom-made web app ✅ It should be built on ChatGPT APIs ✅ I need complex third-party integrations and automations. ✅ I need someone to take this project and get it done RIGHT - the first time! 📞 Invite me to your job on Upwork to schedule a complimentary consultation call to discuss how we can create a solution for your business What Sets Me Apart: 🌱 Strong expertise in Spring and React, ensuring robust and responsive applications. 🚀 Proven track record of successfully completing projects on time and within budget. ✌️ Clear communication and collaboration, making your vision a collaborative reality. 🌿 A client-focused approach that ensures your needs are met, and expectations are exceeded. Area of Expertise: ✅ Java Core ✅ Spring Framework ✅ React.js ✅ Tailwind, Bootstrap ✅ ChatGPT API Integration ✅ Web Security ✅ Docker ✅ AWS, DigitalOcean ✅ RestAPI Architecture I hope you become one of my best partners. Reach out by inviting me to your project. I look forward to it!
    vsuc_fltilesrefresh_TrophyIcon Spring Security
    MongoDB
    JavaScript
    Docker
    Redis
    API
    Database
    PostgreSQL
    React
    UI/UX Prototyping
    Core Java
    Spring Data
    Java
    RESTful API
    Spring Boot
  • $30 hourly

    • 0.0/5
    • (0 jobs)
    "🚀 Welcome to a World of Innovative Development! 🚀 Hey there! I'm not just your ordinary developer – your tech-savvy tour guide to the extraordinary. As a Full-stack, Frontend, and Game developer, I've honed my skills in crafting digital dreams and turning them into stunning realities. 💻 Full-stack Alchemist: My love for Java, JS, CSS, and HTML, coupled with wizardry for databases like MySQL and PostgreSQL, allows me to conjure up robust and responsive applications that dance harmoniously across devices. 🎮 Game Dev Maverick: With C++, the language of choice for gaming wizards, I dive into creating captivating worlds and immersive experiences. From code to pixels, I orchestrate the magic that brings games to life. 🌐 Architect of the Virtual Realm: Through the portals of Spring Boot and React, I construct digital kingdoms that thrive on AWS, and Azure cloud landscapes along with Microservices. 🐳 Container Captain: Docker and Kubernetes are my ships, navigating through the sea of scalable deployments. I engineer environments that flourish and adapt, ensuring smooth voyages for every piece of code. 🎯 My Promise to You: When you embark on a project with me, you're not just a client but a co-pilot in our journey towards technological excellence. I pour creativity, innovation, and an unrelenting drive into every line of code, ensuring that your vision is not only realized but celebrated. So, whether you're seeking to transform a concept into code, breathe life into a game, or architect applications that defy limits, let's connect! Your project deserves a touch of the extraordinary, and I'm here to make that magic happen. 🌟"
    vsuc_fltilesrefresh_TrophyIcon Spring Security
    AWS CodeBuild
    Kubernetes
    Docker
    Mockito
    JUnit
    Software Design Pattern
    MySQL
    Bootstrap
    React
    JavaScript
    JDBC
    Hibernate
    Spring Boot
    Java
  • $10 hourly

    • 0.0/5
    • (0 jobs)
    I have gained a solid foundation in Java and Spring framework, including Spring Boot, Spring Security, Spring Data JPA, Spring Web, Spring MVC and Hibernate. Accomplished in utilizing Maven and Gradle for project management, JUnit and Mockito for testing.
    vsuc_fltilesrefresh_TrophyIcon Spring Security
    Spring MVC
    Spring Boot
    Docker Compose
    CSS
    HTML
    Thymeleaf
    Mockito
    JUnit
    Hibernate
    JDBC
    MySQL
    SQL
    Core Java
    Java
  • $5 hourly

    • 0.0/5
    • (0 jobs)
    Projects 1.Program for the library (Spring,Java,HTML) 2.Weather sensor(Spring, Java)
    vsuc_fltilesrefresh_TrophyIcon Spring Security
    Git
    JDBC
    Spring Data JDBC Extensions
    Spring MVC
    Spring Framework
    Spring Data
    Spring Boot
    PostgreSQL
    Multithreaded Programming
    SQL
    Hibernate
    Java
  • $4 hourly

    • 0.0/5
    • (0 jobs)
    I know the basics of Java 8, OOP, I have elementary knowledge of Spring Boot, as well as html, css and JavaScript. Worked locally with relational databases such as PostgreSQL and MySql, used them in Java code through JDBC and Spring DB. I know how to link a project to GitHub.
    vsuc_fltilesrefresh_TrophyIcon Spring Security
    GitHub
    Linux
    CSS
    HTML
    Spring Framework
    Spring Boot
    PostgreSQL
    Java
    JavaScript
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