• Led the development team, conducted client needs analysis within the SDLC, and devised strategic plans to meet their requirements.• Collaborated with cross-functional teams to develop, maintain, and scale a video streaming app built with Next js, Node js, and Express.• Worked with microservices architecture (streaming app, dashboard, server for authentication, server for content).• Enhanced the security of the API by implementing middleware for authentication and authorization using JWT.• Built a real-time chat feature for customer service.• Developed a real state app with Node js and Next js.• Created a load balancer with Nginx to handle multiple servers.• Set up and run and connect a S3 bucket to store images with Node.• Set up multiple VPS with Nginx. Experienced in managing Nginx configurations, domains, DNS, and SSL certificates.• Automated deployments to different environments using GitHub Actions• Created, maintained, and scaled Mongo databases.• Implemented Cloudflare as CDN to many projects.

• Architected and developed a robust authentication system to seamlessly manage user accounts across diverse companies, aligning with ISO 25000 standards by implementing auth, refresh, and dynamic tokens, API keys for third-party access, and more.• Used NestJS, TypeScript, Firebase Authentication, BigQuery for data analytics, and various Google Cloud services.• Scaled code following best practices.• Integrated a chat service (INTERCOM) in multiple projects.

Working on a Travel and Tours and Car rental web App.

• Worked under agile methodologies with cross-functional teams.• Built a 'Point of Sales' app (front-end and back-end) as part of a microservices architecture.• Managed PostgreSQL databases using Sequelize as ORM.• Scaled a robust role-based API built with Node, Express, and Firebase Auth using JWT.• Integrated WebSockets.• Developed several reliable and scalable react components and guards to protect the routing following best practices..• Implemented JEST and RTL for unit testing.

I held the role of Production Engineer, entrusted with the leadership of the processing material sector. In this pivotal role, I orchestrated and directed a team comprising skilled Engineers and Operators, harnessing their collective expertise to not only meet but consistently surpass the elevated standards set by the esteemed Japanese company.