Paulo N.

The Dress Group is a fashion retail organization building a web-based security intelligence platform with dashboards, alerts, and automation for SaaS use cases.

• Building and scaling a security intelligence platform end-to-end across frontend, backend, and data layers

• Developing data-driven UIs in React with charts, dashboards, and visualization flows for security analysts

• Designing REST APIs with Python and FastAPI, including business logic, background jobs, and notification integrations

• Modeling relational data in PostgreSQL with SQLModel and Alembic migrations to support evolving product requirements

• Collaborating closely with the client team on feature prioritization and incremental delivery in a Gig-style engagement

● Led continuous refactoring and performance optimization of the content platform frontend using React and TypeScript, improving load times, maintainability, and delivering a seamless experience for over 70,000 users. ● Developed and maintained serverless APIs using Azure Functions, implementing secure authentication with Azure AD and enabling scalable content retrieval for webinars and on-demand Microsoft resources. ● Contributed to the cloud architecture and deployment strategy within the Azure ecosystem, ensuring secure authentication, high availability, and reliable performance to support a platform with 70k+ active users.

Digital Arts and Sciences builds custom enterprise applications for IT services clients, including a fullstack project on the Azure ecosystem with intra-authentication and admin tooling.

• Developed a custom application end-to-end on Azure Static Web Apps, Azure Functions, Node.js, React, and TypeScript

• Built user-facing and admin/management interfaces in React and TypeScript, integrating intra-authentication for secure access

• Implemented backend logic and database integration with Node.js and PostgreSQL behind Azure Functions

• Set up the CI/CD pipeline with GitHub and Azure, supporting reliable deployment across environments

• Contributed architectural recommendations and participated in code reviews, testing, and debugging across the stack

• Earned a 9/10 termination review from the client at the end of the engagement

Client: romulus.art | Timeframe: Aug 2023 - Jun 2024

• Building and maintaining a platform where art connoisseur can connect with art curios. Where sellers can upload their artworks and buyers can see and interact with the seller, and ask to buy.

• Implemented React application and integrate it with firebase, algolia and stripe services to enhance functionality.

• Worked with frontend, utilizing React and JavaScript to create responsive and intuitive user interfaces.

• Worked with backend, utilizing JavaScript to create functions to realize backend operations.

• Implemented DevOps practices with github actions for streamlined deployment and scalability.

• Collaborated in an agile environment, participating in sprints, planning meetings, and code reviews.

Client: OnlySales | Timeframe: Aug 2024 - Sep 2024

Building and maintaining a platform where managers can manage their leads to create SMS campaigns.

Worked in the creation of new API using Python, FastAPI and mongoDB.

Collaborated in an agile environment, participating in sprints, planning meetings, and code reviews.

● Develop and maintain a full stack application with React and Firebase for an Art app. ● Designed and implemented scalable and efficient database solutions using NoSQL technologies, optimizing data retrieval and storage. ● Implemented DevOps practices for streamlined deployment and scalability.

• Collaborated with cross-functional teams to design, develop, and deploy innovative web applications using Java, Spring framework, Python (Django) and Auth0.
• Implemented RESTful APIs, GraphQL APIs and integrated with various third- party services to enhance functionality and ensure seamless data flow.
• Designed and implemented scalable and efficient database solutions using SQL technologies, optimizing data retrieval and storage.
• Worked closely with the front-end team, utilizing React, JavaScript, TypeScript, and Next.js to create responsive and intuitive user interfaces.
• Implemented DevOps practices by containerizing applications using Docker and managing container orchestration with Kubernetes for streamlined deployment and scalability.
• Participated in a project to implement the Corda blockchain for managing energy contracts on a private network.
• Contributed to the setup of the environment, development of smart contracts, and integration of Corda with the existing system.
• Implemented features for contract validation and execution, ensuring transaction security and immutability.
• Collaborated in an agile environment, participating in sprints, planning meetings, and code reviews.

• Contributed as a team member to the development of a credit card validation a system using Java and the Spring framework.

• Collaborated closely with the team to design and implement efficient and secure credit card verification algorithms.

• Utilized shell scripting to automate server updates, ensuring smooth and timely deployments of system enhancements and bug fixes.

• Implemented monitoring and log analysis using Splunk, providing real-time insights into system performance and identifying potential issues proactively.

• Actively contributed to code reviews, ensuring code quality, and adherence to best practices, and continuous improvement of the system's architecture and performance.

• Working on the Volkswagen factory as a third party at Curitiba and working with Siemens CLP programming. Ladder and STL language program; Configuration of networks; Creation of IHM screens.

• Development & Maintenance of the Volkswagen TCROSS production line