Wanderley T.

Getrak

Software Engineer

• Jun, 2023 - Oct, 2024
• Brazil

• Developed and maintained REST APIs using Node.js with Koa, ensuring seamless communication between systems.
• Managed MySQL databases for secure and efficient data storage, and leveraged Redis for managing fast and scalable information queues.
• Orchestrated microservices on AWS ECS, using Docker for containerization, ensuring a highly available and scalable infrastructure.
• Developed Java gateways with Spring Boot for efficient communication between microservices.
• Utilized PHP and JavaScript for legacy system contributions, ensuring seamless integration with modern systems.
• Developed Go gateways to process raw tracker data, playing a crucial role in ingesting and processing large data volumes.
• My contributions positively impacted over 1 million users, optimizing vehicle telemetry management and system performance.
• Demonstrated agility and efficacy in resolving critical incidents, ensuring uninterrupted data transmission for over 1.5 million vehicles.
• Employed best practices and design patterns, including SOLID, TDD, and BDD, while leading Jest unit test development for code quality.
• Actively participated in agile development rituals, leading project refinement and planning for mass vehicle impact.
• Developed and maintained micro frontends with React and styled components, providing an elegant and responsive user interface for vehicle monitoring and incident handling.

Skills

Industries

Tech6 Group

Full Stack Developer

• Aug, 2022 - Jun, 2023
• Brazil

• My contributions positively impacted over 1 million users, optimizing vehicle telemetry management and system performance.
• Demonstrated agility and efficacy in resolving critical incidents, ensuring uninterrupted data transmission for over 1.5 million vehicles.
• Developed new features in the interfaces using React with Redux, providing an exceptional user experience and an intuitive, responsive interface.
• Conducted fixes and improvements in existing flows, both in the backend and frontend, ensuring a robust and trouble-free system.
• Leading an initiative to enhance team rituals, I prioritized agile principles to boost efficiency and productivity during sprints. I introduced refinements in daily, planning, and review rituals, ensuring each moment was maximized.
• In the project at hand, I utilized .NET Core for REST API development, harnessing the full power and versatility of this technology. On the frontend layer, I adopted React and Redux to create an immersive, fluid user experience.
• Leveraged Azure infrastructure for hosting the backend API, ensuring scalability and reliability. For functionalities involving file and document operations, I integrated the API with AWS S3, ensuring efficiency and security in storage and management.
• Although not implemented, I performed corrections for privilege control using PostgreSQL and ACL roles. Additionally, I employed feature flags for controlling the use of improvements and new flows, ensuring a controlled and incremental approach to feature releases.

Skills

Warren Brasil

Back End Developer & Technical leader

• Dec, 2021 - Aug, 2022
• Brazil

• Developed a comprehensive delivery management tool to analyze and mitigate bottlenecks in the delivery flow, optimizing delivery processes.
• Led the migration of services to different architectures, orchestrating the transition from GraphQL to RESTful APIs, maintaining service reliability.
• Spearheaded improvements in the payment flow, significantly reducing transfer times for bank transfers (TED), resulting in an enhanced user experience within the investment platform.
• Collaborated closely with teams to develop and integrate new features, including the implementation of the PIX payment service, requiring integrations with third-party APIs.
• Served as a technical lead, providing mentorship and guidance to a team of apprentice Node developers, ensuring adherence to best practices and architectural standards.
• Designed and implemented a career advancement roadmap for Node developers, encompassing foundational concepts, best practices, and advanced techniques such as SOLID principles, clean architecture, TDD, DDD, and testing methodologies.
• Leveraged technologies such as Node.js, Express, MongoDB, MySQL, .NET Core, and AWS for API development and hosting, ensuring scalability, reliability, and security.
• Demonstrated versatility and proficiency in utilizing Kafka for message queuing and event streaming, enabling efficient communication across distributed systems.

Skills

Industries

Grupo Rota Certa

Frontend Developer

• Feb, 2021 - Nov, 2021
• Brazil

• Designed and developed intuitive user interfaces, ensuring seamless navigation and optimal user experience within the logistics system.
• Led end-to-end implementation of features like truck tracking and financial transaction management, using PostgreSQL for robust data storage and AWS for scalable, reliable, and secure hosting.
• Implemented advanced automation features, including invoice reading capabilities, to expedite workflow processes.
• Collaborated closely with stakeholders for requirements gathering, design iteration, and feedback-driven improvements, fostering a collaborative and client-focused development approach.
• Actively engaged in refining and optimizing system performance using Vue.js with TypeScript best practices and leveraging Vuetify components for responsive and visually appealing interfaces.
• Assumed additional responsibilities, including occasional adjustments to the Django API, showcasing versatility across the full development stack.

Skills

Industries

BoxTI

Full Stack Developer

• Jul, 2019 - Jan, 2022
• Brazil

• Spearheaded improvements in the payment flow, significantly reducing transfer times for bank transfers (TED), resulting in an enhanced user experience within the investment platform.
• Led the development of complex functionalities for legacy systems utilizing PHP, HTML, CSS, and JavaScript.
• Developed microservices using Node.js with Express and NestJS, adhering to clean architecture principles.
• Implemented comprehensive test suites, including unit tests using Jest and integration tests using Supertest, to ensure code quality, reliability, and scalability.
• Architected systems based on MVC architecture with Laravel, leveraging clean architecture principles and design patterns.
• Utilized Vue.js with Vuetify, Buefy, and Nuxt.js for front-end development, focusing on usability, accessibility, and performance optimization.
• Conducted server configuration on Linux environments, utilizing Apache to set up PHP production servers for clients, ensuring optimal performance and security.
• Demonstrated flexibility and effectiveness in addressing critical bug fixes, including resolving integration issues with SAP systems, enhancing application reliability and functionality.

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Industries