Hire Top Freelance
Ruby on Rails Developers
in Western Europe

Principal Java developer and technical lead with over 13 years of industry experience in designing, developing, and leading Java/J2EE projects across diverse sectors, including telephony, banking, IoT, healthcare, and manufacturing. I led and mentored teams of 4+ developers and managed the entire software development life cycle (SDLC) while consistently prioritizing code quality. demonstrated rapid proficiency in adapting to and mastering new technologies. Skilled in automated testing, leveraging tools such as JUnit, Integration, Wiremock, and Testcontainers to ensure robust software quality. Proficient in adhering to the SOLID principles and employing clean coding methodologies. Key technical expertise includes Java 17, Spring Boot, microservices, Hibernate, Maven, Git, CI/CD, Docker, Kubernetes, Postgres, MySQL, CosmosDB, JUnit, TDD, BDD, DDD, and microservices.

Ruby on RailsAzureRESTful APIAngularApache KafkaSpring BootApache MavenDevOpsElasticsearchJUnitJavaScriptNoSQLGitSpringSQLJava

Working in the IT sector for more than 10 years. With over 10 -years of freelancing and professional experience taught me all kinds of frameworks and languages, ranging from React, Angular, Vue, Node js, Express js, React Native, Redux, Rx JS, JavaScript, Typescript, WordPress, PHP, MySQL, MongoDB, Firebase, Sqlite, Postgresql, ES5+, Python3, Machine Learning, Deep Learning, RNN, CNN, C/C#/C++, .Net, Assembly, VBA, VB, Excel Macro, Java, Spring Boot Micro-services, R, Shiny, STATA, MATLAB, Google Sheet, App Script, Bubble io, etc. Over my long career, I have come across all kinds of challenges and gained vast experience with different kinds of industries like portals, medical industry, perception exercise, employee management, etc. I have good experience with frontend development using React JS along with Typescript, Firebase, GraphQL, React Native, Native Script, React, Material UI, Ionic, Node.js, Web Sockets, and real-time communication. I have also worked on containerization technologies like Kubernetes, Docker, AWS, GCP, Azure etc. I am very good with backend technologies as well like Java Spring boot, microservices, MySQL, Postgres, Elasticsearch, AWS/Google integration. Please contact me to get the result done in a professional way.

Ruby on RailsIonicLinux System AdministrationExpress.jsExcel VBATypeScriptJavaScriptPHPData ScienceBashContinuous IntegrationDockerGoogle Cloud PlatformKubernetesSQLDatabaseAssemblyReact NativeNode.jsDeep LearningDeep Learning PipelineMachine LearningJavaC#CC++AngularReactRPythonAWS (Amazon Web Services)

I am a seasoned software engineer based in Gothenburg, Sweden, with about a decade of industry experience. I am passionate about software craftsmanship and being an inspiring powerhouse to the people I work with. Additionally, I am majoring in computer science at the University of London, Goldsmiths, and I have a major in Business management from one of the best business schools in Brazil. Great communicator and fluent in English, holding a certificate in advanced English from the University of Cambridge. I have worked in companies of all different sizes, ranging from start-ups to big corporations like Ericsson and Polestar. Throughout my career, I have held various leadership roles, such as project manager, scrum master, tech lead, mentor, and head of technology, and I have always enjoyed sharing my knowledge and inspiring my colleagues. I am an active member of the open-source community, and I contribute to exciting projects on GitHub and help answer questions on StackOverflow. I believe that technology should make people's lives better, and I am constantly studying to improve my knowledge, overcome new challenges, and do my best in every project.

Ruby on RailsNode.jsDevOpsGo (Golang)ScrumPythonJavaScriptPHP