Fernando Hiibner Email & Phone Number

State Of São Paulo, Brazil

Part of a team responsible for migrating a legacy monolithic project to a cloud (AWS) microservices architecture, written in Python.Technologies: Python (FastAPI, Pydantic, Boto3), PostgreSQL, SQL Server, AWS (SNS, SQS, Lambda, Event Bridge, CloudFormation, CloudWatch, DynamoDB, Aurora), Datadog.Main Projects:- Excel Statement Generator: Developed a Python API endpoint that generates Excel statements, faithfully replicating the original format with high performance.- Publisher System: Created a system for monitoring and publishing client position updates, utilizing AWS services such as DynamoDB, SQS, SNS, and CloudFormation.- Fixed Income Engine: Developed a cloud microservices application in Python for processing fixed income market data, replacing part of the legacy system.Other Contributions:- Maintenance of the statement generation API.- Improvements to Python packages used internally in the project.- Training interns.

São Paulo

Maintained and enhanced the company's main system, a rewards marketplace in partnership with major companies such as Nestlé, FMC, Boticário, Banco Safra, Electrolux, and Embraer.Technologies: C#, ASP.NET Web Forms, SQL Server, HTML/CSS, Bootstrap, JavaScript, jQuery.Main Projects:- "Contact Us" System: Developed a feature allowing rewarded users to communicate directly with the support team via the catalog.- Wishlist: Implemented functionality allowing users to add products to a wishlist and redeem them later if available.- Distinct Login: Prevented simultaneous login by two people into the same account within the administrative system.- Menu Modularization: Modularized the catalog menus.- Google Captcha in Login: Integrated Google Captcha into the login screen and introduced measures to limit failed login attempts, preventing bot access and brute-force attacks.- Unauthorized Access Prevention: Developed various systems to restrict access to sensitive content.- Google Analytics Integration: Implemented Google Analytics with custom events to track user behavior and website performance.Other Contributions:- Created and managed API endpoints.- Developed, modified, and maintained reports within the administrative system.- Conducted maintenance, minor improvements, and bug fixes in the catalog.- Resolved bugs, integration errors, and security vulnerabilities.- Analyzed, corrected, and optimized SQL Server queries.

Rancharia, São Paulo, Brasil

Developed the front-end of an internal management system, integrating the Google Earth API for insured area calculations.Technologies: JavaScript, Node.js, HTML/CSS, Bootstrap, Vuetify.

Marilia

Worked as a Full Stack Developer, contributing to the maintenance, improvement, and development of various systems.Technologies: Python, C#, Apex, HTML/CSS, Bootstrap, JavaScript, Node.js, Vuetify.Main Contributions:- Quotation Tool for the Purchasing Team: Helped develop a tool to automate the product quotation process, which was previously done manually by the company’s buyers, resulting in significant back-end optimizations and a complete redesign of the front-end.Other Contributions:- Maintenance of various company systems using C#, Python, JavaScript, Apex, and SQL Server.- Development and maintenance of APIs in C# and Python.- Front-end maintenance using JavaScript, HTML, and CSS.- Built desktop applications with Python (Tkinter).- Performed web scraping with Python.- Developed and optimized queries in SQL Server.- Configured application publishing in IIS using Windows Server.- Managed and configured AWS EC2 servers.