Leonardo S.
Full-stack Product Engineer

Skills

Asp.net

Xamarin

Typescript

Github

Microsoft Sql Server

Java

Javascript

Python

Angular

Leonardo is available for hire

Meet Leonardo S.

All Howdy Candidates are vetted for skills and english proficiency.

Bio

A full-stack developer with three years of specialized experience in web system development utilizing Angular and mobile application development via Xamarin. The role has involved overseeing projects with user bases extending to 10,000 individuals. Proficiencies encompass NET Core, C#, SQL Server, Azure, GIT, and the application of Scrum methodologies. Notable aptitudes include a strong inclination towards assimilating new technologies, adherence to exemplary development practices, and continuous refinement of project planning capabilities.

Junior Full-Stack Developer
3/1/2022 - Present

Spearheaded the development and maintenance of pension systems utilizing ASP .NET, showcasing a deep understanding of .NET frameworks and their application in complex financial systems. Exhibited adeptness in building scalable, secure applications while ensuring alignment with industry standards and compliance requirements. Key contributions included optimizing performance, enhancing functionality, and providing ongoing system support. This role necessitated robust debugging and problem-solving skills, ensuring seamless operation and user satisfaction.
Trainee
11/1/2021 - 3/1/2022

Developed proficiency in Oracle ERP systems, including configurations, customization, and support for various Oracle modules. Demonstrated expertise in designing and implementing Oracle integrations using Oracle SOA Suite, Oracle Data Integrator (ODI), and Oracle Middleware technologies. Acquired extensive experience in PL/SQL scripting, SQL tuning, and performance optimization in Oracle databases. Showcased ability to troubleshoot and resolve complex Oracle integration issues, ensuring smooth interoperability with other enterprise systems. Utilized tools such as Oracle Enterprise Manager for monitoring and managing Oracle infrastructure. Ensured adherence to best practices in Oracle integration projects, contributing to high-quality deliverables and successful project outcomes.
.NET Developer
12/1/2019 - 11/30/2021

Developed proficiency in both front-end and back-end technologies, leveraging PHP, Doctrine, and Silex for server-side development while employing Ext JS 4.2, NodeJS, and Vue.js to create dynamic, interactive user interfaces. Demonstrated strong skills in managing and optimizing relational and non-relational databases, including PostgreSQL and MongoDB. Ensured efficient and collaborative code maintenance through the effective use of version control systems, specifically SVN and Git. Architected and maintained database systems, ensuring data integrity, security, and high availability. Regularly performed database optimization and tuning, along with designing and implementing backup and recovery strategies. Implemented complex SQL queries, stored procedures, and triggers to support application functionality. Fostered an environment of continuous learning and application of best practices in both development and database administration to deliver robust, scalable, and secure applications.
Intern
2/1/2018 - 11/1/2019

Developed proficiency in JavaScript, HTML, CSS, and Angular for front-end development, while effectively utilizing Java, Python, and Node.js for back-end solutions. Gained extensive experience with relational databases such as MySQL and PostgreSQL, and worked with NoSQL databases including MongoDB and Cassandra. Demonstrated ability to design and optimize database schemas, ensuring efficient data retrieval and storage mechanisms. Applied expertise in RESTful APIs and microservices architecture to build scalable and maintainable applications. Utilized Git for version control and Jenkins for continuous integration and deployment. Employed Docker for containerization and Kubernetes for orchestration to streamline the development and deployment process. Actively used Agile methodologies and participated in regular Scrum meetings to enhance project management and collaboration.