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El Salvador
UTC -06:00
America/El_Salvador
Experienced fullstack engineer skilled in React.js, Python, and PostgreSQL. Delivers robust mobile apps, APIs, and AI solutions for diverse projects.
1. I have led the development of numerous high-quality mobile apps and enterprise software solutions using my expertise in iOS, Android, and full-stack technologies. 2. I designed and implemented scalable APIs and microservices using Node.js, Express, Python, and PostgreSQL. 3. With my strong background in AI and machine learning, I developed and deployed cutting-edge AI solutions using Python, PyTorch, and XGB. 4. I have extensive experience in smart contract development using Solidity, Ethereum, and Solana, contributing to the growth of the DeFi ecosystem. 5. Throughout my career, I have successfully managed and mentored agile development teams, fostering a culture of innovation and delivering exceptional results consistently.
Want to hire this engineer?
Check if Carlos is availableExpertise
Years of commercial development experience
12 years of experience
Core technologies
Other technologies
Project Highlights
Lottery Games Software
Feb `23 - Apr `24
1 year
Nearsure
Develop features and bug fixing on iOS & Android apps for lottery games. Technologies: Swift, Kotlin, MVI, MVVM, LaunchDarkly, AmplitudeSDK, GHA, CI/CD, Firebase, Jetpack compose, Coroutines, Room, Turbine, DI, CocoaPods, Alamofire, Git
Responsibilities & achievements
- Develop features and fix bugs on iOS & Android apps - Implement networking using Retrofit2, OkHttp3, JSON, and GraphQL - Implement UI/UX based on Figma designs - Follow Scrum, git flow, software patterns, and code style guidelines
IoT & Enterprise Software
Jun `22 - Jul `23
1 year
FusionHit
Develop new features and maintain APIs and mobile apps for IoT and enterprise software. Technologies: Node.js, Express, TypeORM, Typescript, Redux/Saga, React Native, iOS, Android, Yarn, PostgreSQL, AWS, JWT, CocoaPods, Docker, GHA, Git
Responsibilities & achievements
- Develop new features and maintain APIs and mobile apps - Implement UI/UX based on the provided designs - Hold team meetings to plan, design, and implement features following Scrum - Follow git flow, CI/CD, software patterns, and code style guidelines
Payment Software
Jan `22 - Jul `22
6 months
Encora Inc.
Develop new features and maintain enterprise payment applications Technologies: Objective-C, Swift/SwiftUI, MVVM/CI, TDD/BDD, Fastlane, CocoaPods, Carthage, Twist, Alamofire, Xamarin, .Net, Git
Responsibilities & achievements
- Develop new features and maintain different enterprise applications - Hold Scrum meetings with the team to plan, design, and develop - Follow Git flow, CI/CD, software patterns, write unit tests, create documentation
iOS Payment App
Jun `20 - Jun `21
1 year
intellbits
Develop an iOS app with payment gateway integration. Technologies: Swift, SwiftUI, CocoaPods, SPM, Combine, Alamofire, Protocol and repository patterns, MVVM, Git, Fastlane
Responsibilities & achievements
- Hold team meetings to design, plan, and refine work - Develop UI/UX using UIKit and Constraints - Develop using SwiftUI, combined and reactive programming - Implement credit/debit card payment gateway with encryption/tokenization - Follow agile Scrum, use Gitlab, Parse, CI/CD, conduct code reviews
Cryptocurrency Backend
Jan `19 - Oct `21
3 years
DeFi Team
Develop smart contracts and backend for cryptocurrency projects. Technologies: Rust, Anchor, Python3, Flask, React, Vue, Redis, MariaDB, Solidity, Nodejs, Docker, AWS, Smart Contracts, MVC/MVVM, GraphQL, Git
Responsibilities & achievements
- Develop smart contracts with Solidity/Ethereum and EVM - Develop smart contracts with Solana, Web3.js, and RCP API - Develop and deploy Rust microservices using Docker, K8s, and AWS - Design protocols and maintain blockchain - Design and implement low-level networking
Education
Higher education in Computer Science
Agency
50-100
GMT-5
Buenos Aires/Argentina,Medellin/Colombia,Ciudad de Mexico (CDMX)/Mexico,Montevideo/Uruguay
Core Expertise
Industries
Information services & Technologies, Healthcare & Medicine, Insurance & Risk Management, Data Science & Machine Learning, Big Data, Management System & Automation
Want to hire this engineer?
Check if Carlos is available