Saulo A.
Senior Full Stack Engineer
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Saulo A. is a Senior Full Stack Engineer with over 15 years of rich experience in designing and building cloud-native web platforms, serverless APIs, IoT systems, and geospatial applications. He has a strong technical foundation with React, Next.js, Node.js, and AWS technologies such as Lambda, API Gateway, and DynamoDB, supporting diverse fields like tax automation and wildfire sensor deployments. In his current role at Smart Tax Returns, Saulo leads the development of custom platforms that streamline bookkeeping and tax operations. He has also significantly contributed to N5 Sensors by building IoT interfaces and cloud-based workflows for wildfire sensor placement. At Fac Totum, he created a scalable tax preparation platform, enhancing efficiency for thousands of client records. With a professional journey encompassing projects for Inspire Travels and Art Flooring, Saulo utilizes AI to optimize engineering workflows, enhancing process consistency and reducing manual labor across financial and operational landscapes.
Experience
Full Stack / Cloud / IoT Software Engineer
N5 Sensors, Inc. · 2022 — 2026Engineered production-grade React/Next.js interfaces for monitoring IoT devices and tracking user workflows. Built serverless APIs with Node.js and AWS technologies to support internal operations. Developed firmware OTA update infrastructure for AWS IoT Core. Created a geospatial deployment intelligence platform with the ArcGIS JavaScript SDK for optimizing sensor placements. Integrated various datasets into decision-support workflows for sensor deployment and led cloud architecture decisions to enhance scalability.Contract Full Stack Engineer
Fac Totum – Investments & Tax Solutions · 2022 — 2025Constructed an enterprise tax preparation platform managing extensive client records and workflows. Developed React/Next.js frontend modules for client management and workflow tracking. Established backend services with Node.js and AWS Lambda functions to automate financial workflows. Designed secure authentication protocols with AWS Cognito and implemented automation features to improve operational consistency.Contract Full Stack Engineer
Art Flooring, Inc. · 2022 — 2024Developed a cloud-based inventory and asset management system for operational tracking. Built frontend screens in React/Next.js for user workflows and data dashboards. Created Node.js serverless backend APIs with AWS technologies to facilitate secure operational workflows and implement reusable UI components.Senior Full Stack Engineer / Automation Platform Lead Engineer
Smart Tax Returns · 2023 — PresentDesigned and developed a bookkeeping and tax operations platform to manage client records and internal workflows. Constructed frontend modules in React/Next.js for client intake and operational dashboards. Created serverless backend APIs using Node.js, AWS Lambda, and API Gateway to streamline data access and workflow automation. Implemented secure authentication and role-aware workflows for sensitive financial information. Developed automation logic to enhance consistency across tax preparation operations. Utilized AI-assisted workflows for code review and process optimization.Senior Video Editor & Special Projects Producer
TV Globo · 2005 — 2022Produced award-winning documentaries and special projects, ensuring high-quality deliverables under tight deadlines through cross-functional collaboration.Full Stack Developer
Inspire Travels · 2018 — 2020Developed a hotel booking and management platform for internal and customer-facing operations. Designed a marketing automation system that increased conversions. Implemented AWS cloud deployment workflows to enhance application reliability.
Skills & Expertise
Education
- Bachelor's Degree in CinemaEstácio de Sá University