Daniel Salis Email & Phone Number

São Paulo, Brazil

São Paulo, Brazil

• Developed REST APIs with High Test Coverage: Built and maintained REST APIs using Java and Spring, achieving 75% test coverage with unit and integration tests. Implemented methods aligned with database procedures to optimize data handling, resulting in more efficient processing and reduced query time. These enhancements improved API reliability and reduced production issues.• Built Data Collection Services for Enhanced Visibility: Developed data collector services from Splunk and Grafana, using Java and Spring, to provide real-time visibility into system metrics and user behaviors. This data was leveraged by monitoring tools, enhancing operational insights by 60% and aiding quick decision-making across teams.• Designed BFF (Backend for Frontend) Services for Microservices: Developed and deployed BFF services using Spring and microservices patterns to optimize the backend for specific client interfaces. Achieved 75% test coverage on these services, reducing bugs and ensuring a consistent experience for end-users across various client applications.• Created Angular Dashboards for Real-Time Data Monitoring: Built interactive dashboards using Angular to display real-time information about collected data, utilizing the HTTP-polling technique. This provided end-users with immediate insights, supporting timely responses to system changes and improving operational visibility.

São José Dos Campos, São Paulo, Brasil

• Full-Stack Development for Traffic Team: Developed landing pages and campaign pages using React, integrating with the marketing database as part of the traffic team. Optimized page design and load times, achieving a measurable increase in user conversion rates and supporting marketing objectives effectively.• Enhanced Content Sites with Vue + Nuxt: Developed and enhanced content pages, especially blogs, using Vue + Nuxt, achieving 100% test coverage across Vue applications and an 82% SEO score on blog pages. Led the migration from a legacy WordPress structure to a modern setup using WordPress multi-themes as a CMS API. Additionally, was part of the team responsible for migrating Vue 2 applications to Vue 3, resulting in improved performance, better maintainability, and access to the latest Vue features.• Ruby on Rails API Maintenance and Legacy Migration: Maintained and optimized legacy Ruby on Rails APIs, blogs, and associated scripts. Managed the migration of content from an aging Ruby application to a new WordPress CMS, providing content creators with an improved platform for content management and greater flexibility for future updates.

São José Dos Campos, São Paulo, Brasil

• Developed and maintained features in Ruby on Rails, contributing to core backend functionalities.• Assisted in frontend development with React and Vue, supporting the creation of standalone web pages and advertisements to boost user engagement and brand visibility.• Created and optimized Ruby scripts for automating the loading of scholarship offers into the database, reducing manual data entry time and ensuring data accuracy.

São José Dos Campos, São Paulo, Brasil

• Developed Java APIs to serve the frontend with accurate territorial layer information, including details such as width, color, and shape, enabling precise rendering of geographic data and enhancing the visual clarity of land information.• Created and maintained territorial layers services in the backend using Java and .NET, delivering essential data for mapping applications and supporting informed decision-making with comprehensive land insights.• Built modern, interactive applications with React and Node.js, using OpenLayers to create responsive map interfaces that improved user experience and data accessibility.• Supported legacy applications with vanilla JavaScript and jQuery, ensuring continued functionality and stability for users of established systems.

Computer Science

Scholarship Holder In The Institutional Extension Scholarship Program (Pibex), Project Management

Activities and Societies: • Developed a scalable infrastructure using Hostinger VPS and Docker. Efficiently orchestrating containers.

Scholarship Holder In The Institutional Extension Scholarship Program (Pibex), Computer Science

Activities and Societies: Development of a private forum for social porpuses. • Developed and projected responsive pages and added.

Bacharelado Em Ciências E Tecnologia, Computação