I developed a referral program which increased the number of users by 90% (from 3k to 30k). This referral program has helped reach the new user adoption goal every month since its launch in July 2023.
I designed and implemented a gamification program which increased the retention rate by 20%. This program is 100% dynamic, meaning it allows for the creation of plenty of challenges each month with no extra development time.
I built a lambda function to filter fraudulent users in the referral program, which resulted in a 100% decrease in audit alerts.
I led the Backend team to successfully meet deadlines by creating an ACH transfer module, significantly increasing stakeholder satisfaction.
RecommendationTech-Stack: NestJS, TypeScript, TypeORM, Postgres, Auth0, AWS, Terraform, Terraspace, Jest, Docker, Kubernetes, Mockoon, SQS, SNS, Pintpoint, Mermaid, Serverless, Lambda.
I designed a system capable of exchanging, buying, and selling collectible cards, implementing the microservices architecture.
I developed a real-time chat system that increased communication between users and administrators by 100%.
I implemented an optimal solution for a credit simulator capable of supporting more than 50 thousand vehicles.
I successfully integrated various third-party APIs (such as Google Maps, Stripe, Shopify, etc.), significantly reducing development time.
As a team, we successfully finalized a delivery system, meeting deadlines and achieving 100% customer satisfaction.
I met with clients to understand their needs and improve the end-user experience.
Tech-Stack: Docker, Kubernetes, Redis, Web Scraping, Microservices, Node.js, TypeScript, React.js, Gatsby.js, Next.js, Bootstrap, REST APIs, Git, GitHub, Jest, Playwright, MongoDB, Express.js, Socket.io.
Programming Languages: JavaScript, TypeScript.
Frameworks and Tools: Node.js, NestJS, TypeScript, TypeORM, Postgres, Auth0, AWS, Terraform, Terraspace, Jest, Docker, Kubernetes, Mockoon, Amazon SQS, Amazon SNS, Amazon Pintpoint, Mermaid, Serverless, AWS Lambda, Redis, Microservices, React.js, Next.js, Git, Playwright, MongoDB, Express.js, Socket.io, Redis-based queue Bull, NATS Streaming Server, Nginx, Digital Ocean.
Soft: Leadership, Emotional Intelligence, Resilience, Adaptability, Empathy, Teamwork, Time Management, Problem Solving.
Agile: Scrum, Kanban.
Languages: Intermediate: English, Native: Spanish.
Certifications: System Design for Interviews and Beyond - LeetCode.