José Javier P  new_releases

👨‍💻 I’m a Senior Fullstack Developer with 8+ years of experience designing and delivering scalable backend and cloud-native solutions for Retail Media, E-commerce, and Digital Advertising, including high-impact Sponsored Products platforms and CPC Auction Engines. 🚀 Tech: I work with Node.js, Express.js, NestJS, Python, TypeScript, JavaScript, designing RESTful APIs, GraphQL, gRPC, and WebSockets. I build Microservices, Event-Driven, BFF, and Serverless Architectures, applying DDD, Design Patterns, Clean Code, and SOLID. ☁️ Cloud: I run solutions on AWS (Lambda, S3, EC2, DynamoDB, Cognito, API Gateway) with Terraform, CloudFormation, IaC, Docker, and Kubernetes, plus CI/CD, GitHub Actions, and New Relic for observability and cost efficiency. 🎨 Frontend & Data: I deliver React.js, Next.js, React Native, with Figma UX, UML/ER Diagrams, and manage PostgreSQL, MongoDB, Redis, RabbitMQ, and Kafka. 💼 Leadership: I’ve stepped up as Tech Lead, mentoring teams, aligning tech with business, thriving in Agile/Scrum, focused on performance, scalability, and cost savings. 🤝 Let’s connect if you want to bridge technical depth and business impact to build next-gen cloud solutions. ---------- Node.js, Express.js, NestJS, Python, TypeScript, JavaScript, React.js, Next.js, React Native, RESTful API, GraphQL, gRPC, WebSockets, Microservices Architecture, Event-Driven Architecture, Backend-for-Frontend (BFF), Serverless Architecture, Domain-Driven Design (DDD), Design Patterns, Clean Code, SOLID Principles, API Gateway, Load Balancing, High Availability, Scalability, Performance Optimization, Monitoring & Observability, New Relic, UML Modeling, ER Diagrams, AWS, AWS Lambda, AWS S3, AWS EC2, AWS DynamoDB, AWS Cognito, AWS API Gateway, AWS RDS, Terraform, Infrastructure as Code (IaC), Docker, Kubernetes, Container Orchestration, CloudFormation, Serverless Framework, CI/CD Pipelines, GitHub Actions, Cloud Cost Optimization, Identity & Access Management, OAuth, JWT, Auth0, RabbitMQ, Kafka, PostgreSQL, MongoDB, Redis, Event Streaming, Message Brokers, Agile Methodologies, Scrum, Technical Leadership, Tech Lead, Team Mentoring, Stakeholder Management, Cross-functional Collaboration, Requirements Gathering, Business Alignment, Retail Media, Sponsored Products, CPC Auction Engine, Marketplace, E-commerce, Digital Advertising, Cloud-Native Architectures, API Design, UML / ER Diagrams, Version Control (Git), Figma (UI/UX), Responsive Design, Performance Tuning, Cost Reduction Strategies