11+ years transforming complex legacy systems into modern, scalable solutions
📍 Manizales, Colombia | 🌍 Available for Remote Work | 💼 Full-time • Contract
| Metric | Achievement | Impact |
|---|---|---|
| 📉 Infrastructure | 200 → 60 Lambda functions | 70% Reduction |
| ⚡ Performance | 2 days → 2 hours | 96% Improvement |
| 🔧 Technical Debt | 160 → 85 .NET projects | 47% Reduction |
| 🚀 Delivery Speed | AI-assisted workflows | 40% Increase |
| 👥 Users Impacted | Enterprise solutions | 3M+ Active Users |
| ✅ Code Quality | Test automation | 95%+ Coverage |
I specialize in modernizing legacy systems and building scalable cloud solutions. My approach combines technical excellence with business understanding, ensuring solutions are sustainable and aligned with organizational goals.
💡 My Philosophy: Code as Communication | Architecture as Business Enabler | Quality as Continuous Process | AI-Augmented Development
Frontend Engineering (Click to expand)
Backend Engineering (Click to expand)
Cloud & Infrastructure (Click to expand)
Database & Data (Click to expand)
AI-Assisted Development (Click to expand)
Senior Software Engineer at Sombra · Client: CampMinder (USA)
- 🔄 Modernizing legacy camp management platform - Leading refactoring initiatives
- 🏗️ Building internal package ecosystem - Turborepo monorepo architecture
- 🤖 Pioneering AI-assisted development - Increasing delivery speed by 40%
- ☁️ Optimizing AWS infrastructure - Reducing costs while improving performance
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Transforming complex legacy systems into modern, scalable architectures. Reduced 160 .NET projects to 85 through systematic refactoring and clean architecture principles. Expert in AWS & Azure cloud solutions. Reduced infrastructure costs by 70% while improving performance through strategic optimization. |
11+ years building scalable applications with React, Angular, Node.js, and .NET Core. Delivered solutions serving 3M+ active users. Established CI/CD practices from ground up. Achieved 95%+ code coverage with comprehensive test automation, reducing bug rate by 70%. |
Pioneering AI tools (Cursor, ChatGPT) to increase delivery speed by 40% while maintaining code quality and best practices.
Professional portfolio showcasing 11+ years of software engineering excellence
Tech: HTML5, CSS3, JavaScript, AWS S3, CloudFront, Route 53, SSL/TLS
Camp Management Software Platform - Legacy modernization for US-based client
- Leading modernization initiatives for legacy camp management platform
- Reduced 160 legacy .NET projects to 85 (~47% reduction) through systematic refactoring
- Architected Communication Hub (CMS platform) for multi-channel messaging via Twilio
- Built internal package ecosystem with Turborepo enabling code reuse across 10+ applications
- Pioneered AI adoption initiative increasing delivery speed by 40%
- Implementing advanced data caching strategies with React Query
- Designing complex menu systems with granular permissions and feature flags (ConfigCat)
Tech: React, TypeScript, Vite, Chakra UI, React Query, .NET 8, Azure DevOps, Docker, Turborepo, Twilio, ConfigCat, Cursor AI
Nationwide gym chain platform - Mission-critical mobile and web applications
- Reduced 200 AWS Lambda functions to 60 (70% reduction) while improving performance
- Built Crowd Tracker for real-time gym occupancy monitoring
- Architected dual-CMS platform (WordPress + Contentful) for dynamic content delivery
- Implemented comprehensive test automation with 85%+ code coverage
Tech: Angular, Ionic, Node.js, AWS Lambda, DynamoDB, TypeScript, Serverless
Leading vehicle leasing provider - Unified ecosystem architecture
- Led standardization creating shared Angular library with Material Design
- Improved performance by 80% with infinite scrolling and lazy loading
- Redesigned cross-application authentication with Azure AD B2C
- Reduced development time by 50% through shared component library
Tech: Angular, TypeScript, .NET Core, Azure AD B2C, MSAL, SignalR, Microservices
Web marketplace replacing legacy PHP systems
- Mastered Webpack combining legacy AngularJS with Vue.js Web Components
- Established NestJS backend with Clean Architecture and TypeORM
- Implemented automated E2E testing with Twine and Gherkin
- Packaged every UI element as reusable Web Component
Tech: Webpack, Vue.js, Web Components, NestJS, TypeORM, PostgreSQL, Storybook
Dynamic credit scoring with runtime-configurable variables
- Designed configurable scoring engine allowing stakeholders to define formulas
- Established DevOps automation framework with Jenkins and SonarQube
- Achieved 95%+ code coverage and reduced bug rate by 70%
- Transformed legacy documentation-driven process into Agile cycles
Tech: C#, .NET Core, Angular, TypeScript, Jenkins, SonarQube
| Strength | Description |
|---|---|
| 📊 Proven Track Record | 11+ years delivering measurable business impact |
| 🎯 Technical Leadership | Led architecture decisions for enterprise-scale applications |
| 💰 Cost Optimization | Reduced infrastructure costs by 70% while improving performance |
| 🔄 Modernization Expertise | Specialized in transforming legacy systems |
| 🤖 AI Innovation | Early adopter of AI-assisted development tools |
| ✅ Quality Focus | Established testing cultures achieving 95%+ code coverage |
| 💼 Business Alignment | Technical decisions driven by business value |
| 👥 Team Collaboration | Effective cross-functional collaboration and mentorship |
| 📚 Knowledge Sharing | Documentation, mentorship, and team empowerment |
| Education | Institution | Period |
|---|---|---|
| Systems and Telecommunications Engineering | University of Manizales | 2016 - 2020 |
| Technology in Computer Systems | Caldas University | 2012 - 2015 |
| Language | Proficiency |
|---|---|
| 🇨🇴 Spanish | Native |
| 🇺🇸 English | B2 (Upper Intermediate / Professional Working Proficiency) |
- Highly Motivated: Proven track record of exceeding expectations
- Team Player: Effective cross-functional collaboration experience
- Continuous Learner: Rapidly adapts to new technologies and concepts
- Strong Communication: Bridges technical and business stakeholders
- Proactive & Organized: Excellent time management and delivery
- Mentorship: Coaches junior developers and establishes best practices
- Client-Facing: Translates business requirements into technical solutions
I'm always open to discussing new projects, innovative ideas, or opportunities.