{"version":1,"resultDescription":{"count":2,"showResultCount":false,"emptyResultLabel":"Não foram encontrados freelancers compatíveis com os critérios de sua busca","notEmptyResultLabel":"2 resultados encontrados"},"results":[{"isHero":false,"profileUrl":"https://www.workana.com/freelancer/3f71ba9f56f59601775c4bddf6b0d99b","profileLogoUrl":"https://cf.workana.com/logos/e9c64a9fe82a6ac5111f442b0cf6a5bb/gs/Perfil_160_160.jpeg","profileName":"Felipe A.","hash":"3f71ba9f56f59601775c4bddf6b0d99b","roleName":"Desenvolvedor Web","tagline":null,"isVerifiedAgency":false,"rating":5,"ratingLabel":"5 de 5.00","completedProjects":1,"badges":[{"title":"Freelancer bronze","size":"small","position":"bronze","profile":"","type":"bronze"}],"country":{"name":"Brasil","img":"

","searchLinkUrl":"https://www.workana.com/jobs?country=BR"},"completedProjectsForView":"1","dangerouslyWillBeRenderAsHtml_description":"Desde cedo, fui fascinado pela programação e pela capacidade de transformar problemas complexos em soluções inteligentes. Iniciei minha jornada no SENAI aos 16 anos e, embora meu primeiro foco tenha sido na automação industrial, logo percebi que minha verdadeira paixão estava no desenvolvimento de software e na análise de dados.
Com o tempo, minha trajetória se moldou para a integração de sistemas, processamento de dados, arquitetura de software e análise de desempenho. Ao longo da minha carreira, desenvolvi competências em criar soluções que otimizam processos e ajudam empresas a tomar decisões estratégicas baseadas em dados sólidos e insights valiosos.
Atualmente, como Analista de Dados e Sistemas, utilizo meu conhecimento para otimizar operações, automatizar processos e transformar dados em informações acionáveis. Minha experiência envolve não apenas a aplicação de tecnologias específicas, mas também a construção de soluções escaláveis e eficientes, alinhadas com os objetivos de negócios.
- Análise e modelagem de dados: Capacidade de transformar dados brutos em soluções analíticas avançadas, fornecendo insights estratégicos que suportam a tomada de decisões e melhoram a performance dos negócios.
- Integração de sistemas e automação: Expertise em conectar sistemas e automatizar processos complexos, garantindo uma troca de informações eficiente e sem falhas, otimizando operações e impulsionando a produtividade.
- Arquitetura de software e desenvolvimento de soluções escaláveis: Projetar e implementar soluções de software robustas e escaláveis, alinhadas com os requisitos de negócios, visando inovação e resultados duradouros.
- Apoio em projetos de inovação e transformação digital: Contribuição ativa para projetos inovadores, utilizando metodologias ágeis para facilitar a entrega de soluções eficazes e melhorar processos internos.
Sou motivado por desafios e estou sempre em busca de oportunidades para aplicar minha experiência e expandir meu conhecimento, sempre com o objetivo de entregar soluções que agreguem valor e melhorem a eficiência operacional.","canInvite":false,"shouldShowHireMeDialog":false,"sameAsLoggedInCompany":false,"position":"bronze","hourlyRate":"R$ 40,00","hourlyWorkedProjects":0,"lastActiveLoginRelativeToUser":"26 de Setembro de 2025 16:21","lastActiveLoginRelative":"há 2 meses","registeredSinceRelativeToUser":"19 de Março de 2024 17:21","registeredSinceRelative":"Há um ano","recentBreaches":{"value":0,"label":"0 infrações recentes"},"workerSkills":[{"anchorText":"Java (1 a 3 anos)","anchorLink":"https://www.workana.com/pt/hire/java","isCertified":false,"title":"Java - Freelancers"},{"anchorText":"Microsoft PowerApps (1 a 3 anos)","anchorLink":"https://www.workana.com/pt/hire/microsoft-powerapps","isCertified":false,"title":"Microsoft PowerApps - Freelancers"},{"anchorText":"Data Engineer (Python) (1 a 3 anos)","anchorLink":"https://www.workana.com/pt/hire/data-engineer-python","isCertified":false,"title":"Data Engineer (Python) - Freelancers"},{"anchorText":"Power BI (1 a 3 anos)","anchorLink":"https://www.workana.com/pt/hire/power-bi","isCertified":false,"title":"Power BI - Freelancers"},{"anchorText":"SQL (1 a 3 anos)","anchorLink":"https://www.workana.com/pt/hire/sql","isCertified":false,"title":"SQL - Freelancers"},{"anchorText":"Data Engineer (Java) (1 a 3 anos)","anchorLink":"https://www.workana.com/pt/hire/data-engineer-java","isCertified":false,"title":"Data Engineer (Java) - Freelancers"},{"anchorText":"Spring Framework (1 a 3 anos)","anchorLink":"https://www.workana.com/pt/hire/spring-framework","isCertified":false,"title":"Spring Framework - Freelancers"},{"anchorText":"Angular (1 a 3 anos)","anchorLink":"https://www.workana.com/pt/hire/angular","isCertified":false,"title":"Angular - Freelancers"},{"anchorText":"Extract Transform Load (ETL) (1 a 3 anos)","anchorLink":"https://www.workana.com/pt/hire/extract-transform-load-etl","isCertified":false,"title":"Extract Transform Load (ETL) - Freelancers"},{"anchorText":"Python (1 a 3 anos)","anchorLink":"https://www.workana.com/pt/hire/python","isCertified":false,"title":"Python - Freelancers"}]},{"isHero":false,"profileUrl":"https://www.workana.com/freelancer/646dee519a331b47643ee4d41e9b1943","profileLogoUrl":"https://cf.workana.com/logos/abf4055d2b78e2171a01b0f7d23b2c9a/vl/Capturadetela20240125144136_160_160.png","profileName":"Jonatha G. C.","hash":"646dee519a331b47643ee4d41e9b1943","roleName":"Full Stack Developer","tagline":"Jonatha Gome Chaves","isVerifiedAgency":false,"rating":5,"ratingLabel":"5 de 5.00","completedProjects":1,"badges":[{"title":"Freelancer bronze","size":"small","position":"bronze","profile":"","type":"bronze"}],"country":{"name":"Brasil","img":"

","searchLinkUrl":"https://www.workana.com/jobs?country=BR"},"completedProjectsForView":"1","dangerouslyWillBeRenderAsHtml_description":"17+ YEARS EXPERIENCE | 100% Job Success
I am a developer with experience in building APIs, Web and Mobile applications for small to large companies. Whether you're trying to create your startup, manage your business, or improve your business processes.
Technical Expertise:
✅ Proficient in Java, including Java 8, Java 11, Java 17
✅ Expertise in developing web applications in the Banking and Financial domain for over 12 years
✅ Expertise in developing web applications in the Logistics company and ERP domain for over 7 years
✅ Expertise in developing with JSF
✅ Strong knowledge of JavaScript, TypeScript, React and Node in many frameworks
✅ Backend development experience with Spring Boot, REST API development, application security, scalability, and proficiency in Spring Data JPA, Hibernate, Spring Cloud, and Spring Security
✅ Mastery of Microservice architecture and Micro Frontend architecture, including Journey-based frontend UI development
✅ Knowledge of application security best practices, including OAuth 2 implementation, JWT token-based authentication, and authorization
✅ Experience in Test-Driven Development (TDD) and unit testing using JUnit 5 and Mockito, as well as snapshot testing with Jest and Enzyme
✅ Experince with both relational and NoSQL databases, including MySQL, Oracle, PostgreSQL, MongoDB, and Amazon QLDB
✅ Hands-on experience with AWS, including designing and implementing highly scalable and secure infrastructure plans, application deployment, and CI/CD pipelines using AWS services like CodeCommit. Proficiency in migrating on-premises applications to the AWS cloud
✅ Expertise in DevOps practices, including CI/CD with Jenkins and GitHub Actions, containerization using Docker, terraform script development
✅ Experience in setting up monitoring and logging solutions like Prometheus, Grafana, ELK (Elasticsearch, Logstash, Kibana), or AWS CloudWatch to ensure the health and performance of applications
✅ Understanding of distributed system concepts, including message brokers like Apache Kafka or RabbitMQ, and the implementation of distributed transactions
✅ Expertise in optimizing application performance, including profiling, caching strategies, and database query optimization
✅ Proficiency in modern Software Development Life Cycle (SDLC) methodologies, including Agile (SCRUM), and tools such as Jira, Confluence, and SonarQube
✅ Mastery of Object-Oriented Programming (OOP) concepts, SOLID principles, and Data Structures & Algorithms
I have a proven track record of delivering exceptional results for my clients, including:
☑ Boosting client revenue by 30% through targeted web application improvements
☑ Increasing code quality by 80% using best practices and the Boy Scout Rule
☑ Mentoring junior developers to enhance their Java skills and problem-solving abilities
I am confident that my strong technical background and commitment to excellence will make me an asset to your team. If you would like to discuss how I can contribute to your next project, please don't hesitate to reach out.
Thank you for considering my application, and I look forward to speaking with you soon.
Best regards,
Jonatha.","canInvite":false,"shouldShowHireMeDialog":false,"sameAsLoggedInCompany":false,"position":"bronze","hourlyRate":"R$ 100,00","hourlyWorkedProjects":0,"lastActiveLoginRelativeToUser":"10 de Março de 2025 08:43","lastActiveLoginRelative":"há 9 meses","registeredSinceRelativeToUser":"08 de Maio de 2024 14:54","registeredSinceRelative":"Há um ano","recentBreaches":{"value":0,"label":"0 infrações recentes"},"workerSkills":[{"anchorText":"Java (+10 anos)","anchorLink":"https://www.workana.com/pt/hire/java","isCertified":false,"title":"Java - Freelancers"},{"anchorText":"Node.js (5 a 10 anos)","anchorLink":"https://www.workana.com/pt/hire/node-js","isCertified":false,"title":"Node.js - Freelancers"},{"anchorText":"Amazon Web Services (AWS) (5 a 10 anos)","anchorLink":"https://www.workana.com/pt/hire/amazon-web-services","isCertified":false,"title":"Amazon Web Services (AWS) - Freelancers"},{"anchorText":"React.js (3 a 5 anos)","anchorLink":"https://www.workana.com/pt/hire/react-js","isCertified":false,"title":"React.js - Freelancers"},{"anchorText":"React Native (1 a 3 anos)","anchorLink":"https://www.workana.com/pt/hire/react-native","isCertified":false,"title":"React Native - Freelancers"},{"anchorText":"Spring Boot (5 a 10 anos)","anchorLink":"https://www.workana.com/pt/hire/spring-boot","isCertified":false,"title":"Spring Boot - Freelancers"},{"anchorText":"PostgresSQL (+10 anos)","anchorLink":"https://www.workana.com/pt/hire/postgressql","isCertified":false,"title":"PostgresSQL - Freelancers"},{"anchorText":"MySQL (+10 anos)","anchorLink":"https://www.workana.com/pt/hire/mysql","isCertified":false,"title":"MySQL - Freelancers"},{"anchorText":"Oracle (+10 anos)","anchorLink":"https://www.workana.com/pt/hire/oracle","isCertified":false,"title":"Oracle - Freelancers"},{"anchorText":"REST API (+10 anos)","anchorLink":"https://www.workana.com/pt/hire/rest-api","isCertified":false,"title":"REST API - Freelancers"},{"anchorText":"Java Server Faces (JSF) (+10 anos)","anchorLink":"https://www.workana.com/pt/hire/java-server-faces-jsf","isCertified":false,"title":"Java Server Faces (JSF) - Freelancers"},{"anchorText":"Spring Security (5 a 10 anos)","anchorLink":"https://www.workana.com/pt/hire/spring-security","isCertified":false,"title":"Spring Security - Freelancers"},{"anchorText":"API (+10 anos)","anchorLink":"https://www.workana.com/pt/hire/api","isCertified":false,"title":"API - Freelancers"},{"anchorText":"Software Testing (+10 anos)","anchorLink":"https://www.workana.com/pt/hire/software-testing","isCertified":false,"title":"Software Testing - Freelancers"},{"anchorText":"PrimeFaces (+10 anos)","anchorLink":"https://www.workana.com/pt/hire/primefaces","isCertified":false,"title":"PrimeFaces - Freelancers"},{"anchorText":"Data Engineer (Java) (5 a 10 anos)","anchorLink":"https://www.workana.com/pt/hire/data-engineer-java","isCertified":false,"title":"Data Engineer (Java) - Freelancers"},{"anchorText":"Arquitetura (+10 anos)","anchorLink":"https://www.workana.com/pt/hire/architecture","isCertified":false,"title":"Arquitetura - Freelancers"},{"anchorText":"Design Gráfico (+10 anos)","anchorLink":"https://www.workana.com/pt/hire/graphic-design","isCertified":false,"title":"Design Gráfico - Freelancers"},{"anchorText":"WordPress (+10 anos)","anchorLink":"https://www.workana.com/pt/hire/wordpress","isCertified":false,"title":"WordPress - Freelancers"},{"anchorText":"JavaScript (5 a 10 anos)","anchorLink":"https://www.workana.com/pt/hire/javascript","isCertified":false,"title":"JavaScript - Freelancers"},{"anchorText":"Typescript (3 a 5 anos)","anchorLink":"https://www.workana.com/pt/hire/typescript","isCertified":false,"title":"Typescript - Freelancers"},{"anchorText":"HTML (+10 anos)","anchorLink":"https://www.workana.com/pt/hire/html","isCertified":false,"title":"HTML - Freelancers"},{"anchorText":"PHP (+10 anos)","anchorLink":"https://www.workana.com/pt/hire/php","isCertified":false,"title":"PHP - Freelancers"}]}],"pagination":{"total":2,"limit":10,"page":1,"pages":1,"urls":{"base":"https://www.workana.com/pt/freelancers/brasil/data-engineer-java","template":"https://www.workana.com/pt/freelancers/brasil/data-engineer-java?page={:page}","1":"https://www.workana.com/pt/freelancers/brasil/data-engineer-java?page=1"},"offset":0,"nextPage":null},"g11n":{"addFreelancerToList":"Adicionar à lista","verifiedAgency":"Agência verificado","completedProjects":"Projetos realizados","expandText":"Ver mais detalhes","collapseText":"colapsar","hire":"Contratar","hourlyRate":"Preço por hora: ","hourlyWorkedProjects":"Horas trabalhadas em projetos por hora: ","lastActiveLogin":"Último acesso: ","registeredSince":"Registrado desde: ","certifiedSkill":"Competência certificada","viewMore":"Ver mais","pagination":{"start":"Início","final":"Final","previous":"Anterior","next":"Próxima"}}}

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