Alfredo Granda
Verified Expert in Engineering
Software Developer
Lima, Peru
Toptal member since September 14, 2022
Alfredo is a senior software engineer who loves creating new platforms from scratch. Among them is one running as the best ticketing platform in Peru, another that managed to be sold to Fandango US, and a third one backed up by Y-Combinator, one of the biggest startup accelerators in the world. Alfredo is always looking for new challenges and looking forward to contributing to exciting projects, especially on the back-end side.
Portfolio
Experience
- HTML5 - 15 years
- MySQL - 15 years
- PHP - 15 years
- Amazon Web Services (AWS) - 9 years
- React - 8 years
- TypeScript 3 - 5 years
- Serverless Architecture - 5 years
- Kotlin - 1 year
Availability
Preferred Environment
OS X, Linux, Amazon Web Services (AWS)
The most amazing...
...accomplishments I've achieved were selling my eCommerce platform to Fandango US and becoming a Y-Combinator founder with my next project.
Work Experience
Senior Software Engineer
Proxy
- Created a file sync protocol using gRPC and implemented libraries in Kotlin, Swift, and TypeScript.
- Built API endpoints to work with Ethereum and Bitcoin cryptocurrency.
- Enabled API endpoints to work with authentication and encryption.
CTO, Co-founder
Keynua
- Created an electronic signature platform for ID verification from scratch using a serverless, event-driven microservices technology.
- Enhanced the project on Y-Combinator, the top startup accelerator in the US.
- Built full CI/CD pipelines for automatic deployments.
- Hired and managed a team of 8+ developers and designers.
- Expanded to seven countries within the first year of operations.
VP of Latam Tech
Fandango
- Supervised the platform for the entire Latam region.
- Managed a team of 25+ developers and designers across the Latam region.
- Rebuilt and redesigned the Flixster app, part of Fandango US products, in two months. Sales duplicated on the first day of the relaunch.
- Designed the architecture to support high, intensive workload events like the Star Wars movie release.
CTO
Papaya Peru SAC (also known as Cinepapaya)
- Created the platform from scratch and made it available to 23 countries in one year.
- Hired and managed a team of 20+ developers and designers.
- Designed multiple branded and white-label applications for iOS, Android, and LG TVs.
- Scaled the application to support millions of requests per minute.
- Built an entire custom-made analytics dashboard from scratch to monitor the company's operation.
- Sold the company to Fandango US, the biggest movie ticketing platform in the US.
CTO, Co-founder
Joinnus
- Created the platform from scratch using PHP, JavaScript, HTML, and MySQL and deployed it to AWS.
- Won Wayra, the Telefonica del Peru accelerator contest.
- Scaled the application to allow thousands of requests per second without affecting performance.
Experience
Joinnus
We won a US$ 50,000 price after our first three months of launch and got into the Wayra accelerator program.
Keynua
http://www.keynua.comI was the CTO and co-founder, creating the entire platform from scratch—an event-driven, microservice architecture with a complete CI/CD pipeline that runs in a serverless architecture.
Education
Bachelor's Degree in Software Engineering
Universidad Peruana de Ciencias Aplicadas - Lima, Peru
Skills
Libraries/APIs
React, Node.js, FFmpeg
Tools
Amazon Simple Notification Service (SNS), Amazon Simple Queue Service (SQS), Amazon CloudFront CDN, AWS CloudFormation, Terraform, Amazon SageMaker, AWS CodeBuild
Languages
PHP, HTML5, C++, Delphi, SQL, TypeScript 3, C#, Java, UML, Assembler, GraphQL, Kotlin, Swift
Frameworks
Laravel, Zend Framework, .NET, gRPC, NestJS
Paradigms
Serverless Architecture
Platforms
Amazon Web Services (AWS), AWS Elastic Beanstalk, AWS Lambda, OS X, Linux, Kubernetes, Ethereum
Storage
MySQL, Amazon DynamoDB, Amazon S3 (AWS S3), PostgreSQL, Elasticsearch
Other
Amazon RDS, Bitcoin, Ethereum Smart Contracts
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