João Webber Email & Phone Number

State Of São Paulo, Brazil

State Of Santa Catarina, Brazil

As a Software Engineer at CM Capital, I magnified team efficiency and evolved multiple finance-related solutions.• Spearheaded the development of mission-critical financial solutions, directly boosting company revenue, and impacting millions in monthly transactions. Used leading technologies C# ASP.NET Core, gRPC, Oracle DB, Redis, MongoDB and typescript.• Managed deployments using Lens IDE and Azure DevOps, automating and optimizing multi-environment configurations.• Implemented high-end optimal backend features, ensuring time-sensitive transaction completion and data consistency for over 250,000 monthly active users.• Engineered multiple features both on frontend and mobile applications. I was the top choice for complex implementations that required attention and efficiency.• Acted as interim Tech Lead, orchestrating a cross-functional team, streamlining project workflows, and ensuring timely delivery of high-quality software products under tight deadlines.• Introduced and enforced robust Pull Request guidelines and code review processes across a team of 25+ engineers, enhancing code quality, scalability, and maintainability.

Brazil

Available at nobelleoficial.com.brNobelle is one of the greatest e-commerce by stock size for adult products in Brazil.Nobelle's priority mission is to provide self-empowerment for every being. Silly social prejudice is not welcome here, live your days and nights the best with pride.From the engineering point of view, we have very interesting features:• Automatic daily scraping of products from other e-commerce sites, updating all product properties and 𝗽𝗿𝗲𝘃𝗲𝗻𝘁𝗶𝗻𝗴 𝘁𝗵𝗲 𝗻𝗲𝗲𝗱 𝗳𝗼𝗿 𝗶𝗻𝘃𝗲𝗻𝘁𝗼𝗿𝘆 𝗺𝗮𝗻𝗮𝗴𝗲𝗺𝗲𝗻𝘁.• Proxy rotation technology to enable thousands of requests per minute without bot detection block and rate-limiting — which ensures high-scale efficiency.• AI-powered with embedding similarity search and 𝗲𝗻𝗵𝗮𝗻𝗰𝗲𝗱 𝗽𝗿𝗼𝗱𝘂𝗰𝘁 𝗰𝗼𝗽𝗶𝗲𝘀 by an LLM, keeping all production description technical details.• All e-commerce common functionalities, with smoother and cleaner UI and UX when compared to most national e-commerce platforms in the same niche.I led and mentored developers in an agile environment to ensure that Nobelle would receive the appropriate care and excellence I was looking for.

As a Software Engineer at Espresso Labs, I enhanced development efficiency by implementing key features, integrating cloud services, and leading projects.• Contributed to a wide range of projects for clients around the globe, precisely reporting daily in English and Portuguese.• Led a team of developers on the SmartGiro POC project, developing an AI-powered embedding search system for industrial items that increased search efficiency and accuracy, handling datasets of over 100,000 items stored in Redis vector database - Reporting directly to the CTO.• Architected a remarkable RAG (Retrieval-Augmented Generation) algorithm in Node.js, enabling search for hundreds of thousands of files by embedding similarity and integrating with an LLM (Large Language Model) through complex prompt engineering. The system allowed users to interact naturally, ask follow-up questions, and initiate new searches.• Managed infrastructure on Google Cloud Platform, deploying multiple cloud services, functions, jobs, and time-sensitive servers, integrating with DNS hosting services like CloudFlare to enhance system reliability.• Led the Insights Lab project, creating advanced algorithms for objective developer analytics by integrating tools such as Jira, Bitbucket, Git CLI, and Google Looker Studio for visualization. This made team performance evaluations clearer, and easier to spot and understand concerns about the squad - Reporting directly to the CTO.

São Paulo, São Paulo, Brazil

As a Software Developer, I contributed to key projects that enhanced company operations and user experiences.• Contributed to the development of Licita Mais Brasil, an electronic bidding platform with over 40,000 monthly active users, integrating payment gateways and optimizing real-time bidding via WebSockets.• Implemented a new Socioeconomic Analysis step in the selection process for Ismart, by integrating frontend and Node.js backend I enhanced the application process for over 100,000 candidates and improved data accuracy.• Assisted in CI/CD pipeline modifications to run code quality checkers before merge, and consistently reviewed Pull Requests to reinforce code quality and coding standards.• Built social network-like applications with optimized database queries for fast-loading pages and infinite scroll.

São Paulo, Brasil

Creation of websites using SAAS (Software as a Service) platformslike Webflow and Wix, assisting with the use of external scripts,integrations, and web design.

Game development in Unity Game Engine that would later generate income by downloads. I have created numerous games and 2D graphical simulations of physics but uploaded only two, "Elemental..." and "Gravity Simulator" available at https://gamejolt.com/@SuperJones2020/games