Miguel Borja di Filippo

About Me

Senior Software Developer with a forward-looking mindset and a passion for building robust, end-to-end software solutions. Beyond writing clean code, I focus on systems design, cloud architectures, and exploring how modern AI technologies can be integrated to build smarter applications. I thrive on collaborating to solve complex technical challenges and continuously learning to adapt to the evolving tech landscape.

Technical Skills

AI & Intelligent Systems

AI Integration

OpenAI

Gemini AI

Claude Code

OpenCode

Languages & Core Development

Node.js

TypeScript

Java

Go

Frameworks & Libraries

Next.js

Spring Boot

Redux.js

RESTful APIs

Cloud, Data & Architecture

AWS

Docker

PostgreSQL

Oracle DB

Kafka

Microservices

Professional Experience

Career Sabbatical

June 2023 - Present

Planned career break dedicated to personal time and professional renewal. Focused on personal well-being while deepening expertise in scalable cloud architectures, exploring modern full-stack development, and researching the integration of AI tools and LLMs into software engineering workflows.

OpenAI Gemini AI Claude Code OpenCode

Backend Developer (tyba)

July 2022 - June 2023

Developed APIs and backend services for a Serverless infrastructure on AWS, enabling users to invest in Mutual Funds across multiple countries (Colombia, Chile, Peru).

Node.js TypeScript Docker PostgreSQL AWS

• Developed APIs and backend services for a serverless infrastructure on AWS, enabling users to invest in Mutual Funds through the main mobile application.
• Engineered key serverless features and integration paths for the TybaPro portal, supporting client onboarding and transactions in Colombia, Chile, and Peru.
• Utilized Node.js, TypeScript, Docker, PostgreSQL, and AWS services to build robust, high-performance, and scalable financial backend systems.

Node.js TypeScript Docker PostgreSQL AWS

Technical Lead - Logistics (Rappi)

July 2021 - July 2022

Designed architectural components and supervised the development of improved user time-slot systems to optimize demand distribution. Focused on high availability, team performance evaluation, and delivery estimation.

• Spearheaded the architecture and development of an optimized user time-slot system in CPG (Consumer Packaged Goods) to balance courier-to-picker distribution across 9 Latin American countries.
• Architected high-availability services to support user demand and meet key product performance indicators (KPIs).
• Led and evaluated team performance, interviewed potential candidates, and mentored engineers to support organizational growth.
• Estimated delivery times for core production features while managing technical risk and system quality.
• Partnered with cross-functional Tech Leads and contributed to broader company-wide engineering initiatives.

Backend Developer - Shopper Algorithms (Rappi)

July 2019 - July 2021

Developed components and APIs to optimize picker/messenger time distribution using time-slot systems. Implemented event-driven microservices in Node.js and Go, and utilized real-time order tracking.

Node.js Go Apache Kafka PostgreSQL Docker AWS Microservices

• Engineered core components and APIs to optimize picker and in-store courier resource distribution using a dynamic time-slot scheduling system.
• Developed and maintained features for a lever-based demand control system to stabilize order flow during peak hours.
• Leveraged real-time order tracking to evaluate and regulate user demand via high-throughput event streaming.
• Authored highly concurrent, event-driven microservices in Go and Node.js.
• Monitored and debugged microservices in production environments using logs and performance metrics.
• Collaborated with QA teams to test and verify new features, ensuring software quality.
• Created deployment and implementation strategies for seamless feature roll-outs across multiple operating countries.
• Provided tier-3 technical support and maintenance for deployed production components.

Node.js Go Apache Kafka PostgreSQL Jira Docker AWS Microservices

Java Developer (I2B Technologies)

Dec 2017 - July 2019

Developed Java components based on client requirements (Design Patterns, Security). Built REST-oriented Microservices using frameworks like Mybatis with Oracle DB and AWS integration.

Java Node.js Mybatis AWS Microservices

• Developed Java components based on client requirements and standards, including design patterns, security, auditing, and naming conventions, collaborating with a remote leadership team in Peru.
• Assisted in requirements acquisition and translated them into technical specifications.
• Authored testable, high-quality, and maintainable code to minimize technical debt.
• Added features and extended functionalities in existing enterprise business code.
• Interviewed potential candidates to help build and scale the development team.
• Developed REST-oriented microservices using Mybatis, Java, Node.js, and Oracle databases, integrating with AWS.
• Integrated and developed a wide array of REST and SOAP services for enterprise data exchange.
• Integrated web templates with JSF and Spring MVC based on specified user interface flows.
• Interacted with and configured cloud resources and services on AWS.
• Utilized enterprise tools including Jira, Bitbucket, Bamboo, and GitLab for agile collaboration and CI/CD.
• Leveraged core Spring modules to build secure, modular, and robust business applications.
• Deployed key deliverables for a major telecommunications company in Latin America.

Java Node.js Mybatis AWS Microservices

Software Developer (La Cívica Impresores S.A.S)

Oct 2015 - Aug 2017

Fullstack development of web application modules ensuring security (ISO 27001) and usability. Managed SOAP messages, user/password backend, and critical business logic auditing.

Java Spring MVC Hibernate Oracle DB Bootstrap

• Performed full-stack development of various modules and features for an enterprise support web application in Java, incorporating security, auditing, and usability constraints based on ISO 27001 and API documentation from RUNT.
• Built backend services for secure password and user account management.
• Secured and handled SOAP messages to ensure reliable and confidential data communication.
• Developed usability-oriented web templates and rapid designs using Bootstrap and JSF.
• Created a logging and auditing module to track critical business logic operations.
• Modeled and implemented database schemas in Oracle DB using Hibernate.
• Applied common Java design patterns to ensure clean, maintainable, and modular code.
• Executed on-site deployment and provided hands-on support during release.
• Incorporated OWASP Top Ten guidelines to ensure application security and prevent web vulnerabilities.
• Steered the application through successful R&Y testing and verification in August 2017, leading to a successful production deployment.

Java JSF Spring MVC Hibernate Oracle DB Bootstrap SOAP

Courses, Certifications & Education

Beyond the Resume