Danielson L.Data Analyst
Skills
A seasoned Back-end Developer with over eight years of experience in the technology sector, demonstrating proficiency in programming languages such as Java, JavaScript, PL/SQL, and XQuery. Possesses a solid background working across diverse business segments including finance and telecommunications. Expertise includes developing and managing REST and SOAP microservices APIs, as well as implementing continuous integration for mission-critical systems.
Java Software Developer
6/1/2023 - Present
Analyzed and developed solutions for the Legal system utilizing microservices architecture. Provided support to the engineering team for creating and architecting new functionalities and assisted in the onboarding and development of new employees. Conducted code reviews and monitored systems for bug fixes. Demonstrated technical expertise with Java 11 and 17, Git, Liquibase, RabbitMQ, Keycloak, Docker, Maven, Jenkins, and Sonar. Employed agile methodologies such as Kanban and Scrum for project management, and used technologies including JUnit, Spring Framework, Kubernetes, PostgreSQL, MongoDB, DataDog, Kibana, and IntelliJ for efficient development and monitoring.Software Development Analyst
10/1/2021 - 6/1/2023
Analyzed and developed solutions for Telecom OSS (Operations Support System) and BSS (Business Support System). Developed and maintained a messaging orchestration system for SOAP and REST services using Oracle OSM tool, JMS, SOA, and Java. Created and maintained REST APIs leveraging Java and Spring Framework. Developed and maintained a PL/SQL system. Executed projects employing Agile Scrum methodology and OKRs for project management. Generated and documented various system components, while proposing and implementing system improvements. Supported the development of solutions utilizing AWS services.
Technologies utilized included JavaScript, XQuery, XPath, Java (versions 8 and 17), Git, Azure, JMS, Oracle OSM, Velocity Designer, Design Studio, Oracle Database, SoapUI, SOAP, REST, Oracle WebLogic, IntelliJ IDEA, PL/SQL, AWS, Elasticsearch, Swagger, Maven, and Git Azure.Software Development Analyst
1/1/2021 - 10/1/2021
Developed and maintained messaging orchestration systems and SOAP Services utilizing Oracle OSM tool and JMS queues. Analyzed and developed solutions for Telecom OSS and BSS, with extensive work on PL/SQL systems and Oracle databases. Participated in projects utilizing Agile Scrum methodology and Objectives and Key Results (OKR) frameworks. Demonstrated technical expertise in a variety of tools and frameworks, including JavaScript, XQuery, XPath, Velocity Designer, Design Studio, WebLogic Oracle, and Eclipse IDE. Proficient in using SoapUI for testing, and experienced in implementing SOAP and REST services. Maintained collaborative code environments using Git Azure.Java Programming Analyst
6/1/2015 - 1/1/2020
Responsible for business rule analysis and the creation of REST APIs using a microservices architecture. Migrated legacy COBOL systems to Java, ensuring seamless integration and system coherence. Developed and maintained technological solutions in payment methods and credit card processing for the SISBR, SIPAGNET systems, and the SICOOBCARD and SICOOBNET apps. Extensive experience in maintaining COBOL, Java, PL/SQL, and RESTful web service systems, as well as developing batch applications. Engaged in Agile Scrum methodology for project management and documented all developed applications comprehensively. Provided training assistance to new employees to facilitate their onboarding.
Technologies utilized include COBOL, Java, PL/SQL, JUnit for unit testing, Mockito Framework, Cucumber for behavior-driven development, Ngrok for secure tunnels, Spring Framework, Swagger, Maven for project management, Git, Bitbucket, Jenkins, SONAR for code quality, development flow with Gitflow, Hibernate/JPA for ORM, IDE Eclipse, Docker for containerization, SOAP and REST for web services, OpenShift for deployment, and databases such as ORACLE and MySQL.Junior Java Developer
9/2/2013 - 11/2/2014
Developed expertise in business rule analysis and corporate system creation and maintenance. Produced comprehensive system documentation and designed layouts for interactive reports. Actively participated in projects using RUP and XP methodologies, ensuring robust development processes. Focused on the maintenance and correction of systems deployed at the client side. Gained proficiency in a range of technologies including JAVA, Google Web Toolkit (GWT) framework, Maven, Jenkins, TortoiseSVN, HTML, CSS, and both MySQL and PostgreSQL databases.
Information Systems at Juscelino Kubitschek College
2012 - 2015Object-Oriented Software Development at Estácio de Sá University
2016 - 2018
Gof Design Patterns at Udemy
10/2/2020HTML, CSS, Javascript. / Java Util, Wrappers and Lambda. / Spring Boot 3: Apply Best Practices and Secure a Rest API / Docker/ Kafka: Producers, Consumers and Streams (completed 2023). at Alura
5/1/2023Scrum Foundation Professional Certificate (SFPC) at CertiProf
5/2/2020Development with Spring MVC at AlgaWorks
12/2/2016Secure Software Development at Andradesoto Education
9/2/2016
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