Willian S.
Full-stack Product Engineer

Skills

Node.js

Vue.js

React Native

Cascading Style Sheets

Html

Javascript

Postgresql

Mongodb

React

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Bio

A Full-stack Developer with over six years of experience in web development and a demonstrated history of managing high-traffic applications. Possesses expertise in SOLID principles, Object-Oriented Programming, and the JavaScript ecosystem, including proficiency in NodeJS, React/Vue, and MongoDB. Pursues opportunities that offer personal and professional development while making meaningful contributions to the team and organization.

Tech Lead Full Stack
8/1/2022 - Present

Led two teams, one focused on front-end and the other on backend development, to refactor an existing product by remodeling and splitting into microservices. Utilized cutting-edge technologies such as NextJS, NestJS, and various AWS features including SNS, SQS, Lambda, and RDS. Developed proficiency in NodeJS and TypeScript, while leveraging NestJS for scalable server-side applications. Employed AWS ECS, AWS Cognito, AWS EC2, AWS RDS, and TypeORM to enhance system reliability and performance.
Software Engineer Senior
8/1/2020 - 8/1/2022

Developed expertise in the integration and management of developers, ensuring cohesive and efficient team operations. Maintained legacy systems using C# and ASP.NET while also creating new systems with ASP.NET Core and NodeJS. Played a key role in planning and defining microservices architecture to enhance system scalability and performance. Leveraged AWS technologies, including EC2, ECS, Kinesis, OCR, RDS, SQS, and SNS, to build robust and scalable solutions. Exhibited proficiency in front-end frameworks such as React and VueJS, alongside backend strengths in NodeJS, C#, and .NET Core.
Software Development Engineer
8/2/2019 - 11/2/2020

Developed an advanced system tailored for beauty salons, leveraging NodeJS and Serverless frameworks to ensure highly scalable and efficient backend operations. Utilized DynamoDB for robust and scalable database management, facilitating seamless data operations and storage. Incorporated queue systems to manage and streamline various asynchronous tasks, effectively enhancing the responsiveness and reliability of the system. The role demonstrated strong technical expertise in backend development, cloud computing, and database management systems, delivering a resilient and high-performance solution for the industry.
Senior Software Engineer
9/2/2018 - 8/2/2019

Focused on developing large-scale customer solutions with significant contributions to project architecture, development, and DevOps management. Gained extensive expertise in C#, NodeJS, and VueJS, enabling the construction of robust and scalable applications. Leveraged MySQL and SQL for efficient database management and manipulation. Utilized a variety of AWS services, including ECS, EC2, RDS, BeanStalk, and ElasticSearch, to ensure high availability, performance, and scalability of cloud-based solutions.
Software Engineer
6/2/2018 - 9/2/2018

Developed landing pages, blogs, and institutional sites with a focus on modern web technologies. Provided devops support including server maintenance, application uploads, and CI/CD control. Gained expertise in AWS services such as EC2, ECS, RDS, ElasticBeanStalk, and ElasticSearch. Demonstrated technical proficiency in HTML, CSS, and JavaScript, including frameworks like ReactJS and NodeJS. Additionally, employed Redis, MySQL, Ruby, and SQL for efficient database management and server-side scripting.
Senior Software Engineer
7/2/2017 - 5/2/2018

Developed comprehensive solutions encompassing UX, front-end, and back-end development, deploying with thorough testing and continuous integration/continuous deployment (CI/CD). Utilized technologies such as NodeJS for server-side development, VueJS, and React for dynamic and responsive front-end interfaces. Leveraged MySQL for database management. Employed AWS services, including EC2, ECS, RDS, and ElasticSearch, for cloud infrastructure and scalable deployment. Implemented containerization using Docker to ensure consistent environments across development, testing, and production stages.