Andres Vargas Martins

Senior Backend Engineer | Distributed Systems & Cloud Architecture

Cochabamba, Bolivia • +591 70795878 • andresvm10@gmail.com

github.com/cbbeandresvargaslinkedin.com/in/andres-vargas-martinsandres-vargas-portfolio.pages.dev

Education

UNIFRANZ UniversityCochabamba, Bolivia
Bachelor of Science in Systems Engineering (In Progress)In Progress

Relevant Coursework: Distributed Systems, Cloud Computing, Software Architecture, and Database Management.

Professional CertificationsOnline
100+ Industry Certifications2019 - Present

Completed over 100 specialized courses across various technology sectors, including Artificial Intelligence, Cloud Infrastructure, and advanced Software Engineering.

HarvardX / MIT / Google / Oracle / FortinetOnline
Specialized Technical Certifications2019 - 2024

Key credentials include Google Professional Certificate in AI, HarvardX Computer Science (CS50), and MIT Data Science & Statistics.

Work Experience

SamiiCochabamba, Bolivia
Backend & AI Systems EngineerApr 2026 - Present

Design and implementation of backend microservices architecture for the AI-driven learning platform.

  • Designed and implemented the microservices and backend architecture for the AI-driven learning platform.
  • Optimized consumption, latency, and operational costs of AI models through caching and asynchronous workers.
  • Developed RESTful APIs and decoupled services ensuring high availability.
MicroservicesREST APIsAI CachingCloudflare WorkersSystem Architecture
GGACochabamba, Bolivia
Senior Backend DeveloperJan 2026 - Aug 2026

Backend development for educational platforms and asynchronous multimedia synchronization.

  • Designed the backend for administration, teacher, and student portals.
  • Integrated the Zoom API alongside asynchronous message queues and object storage for recorded sessions.
Backend ArchitectureZoom APIMessage QueuesObject StorageREST APIs
Singular AgencyUSA
Senior Backend Engineer (OSMO Money)Oct 2025 - Mar 2026

Backend architecture and financial transaction processing for the OSMO Money multi-currency digital wallet.

  • Engineered secure backend services in Node.js, TypeScript, and Python for real-time peer-to-peer transfers and multi-currency exchange rate integration.
  • Implemented end-to-end encryption, automated financial data processing pipelines, and high-availability APIs for fintech operations.
Node.jsPythonTypeScriptFirebaseFintech APIs
Pusaq 8 InnovationsZurich, Switzerland
Backend & Database EngineerApr 2024 - Present

Design of robust APIs and high-performance relational database schemas.

  • Designed robust APIs and relational database schemas, optimizing complex queries and response times.
  • Implemented automated integration and security testing across the backend lifecycle.
PostgreSQLDatabase DesignAPI IntegrationAutomated TestingPerformance Optimization
Reborn DevelopmentsKyiv, Ukraine
Software Engineer (Backend Focus)Oct 2022 - Dec 2025

Development of modular enterprise services focusing on scalability and security.

  • Developed modular enterprise solutions, implementing industry best practices for cybersecurity and scalability.
  • Configured Docker container environments and deployment pipelines for core services.
DockerCybersecurityScalabilityMicroservicesEnterprise Solutions
Poleon & GraziaCochabamba, Bolivia
Backend DeveloperApr 2022 - May 2024

High-traffic API architecture and performance optimization for AI solutions.

  • Architected the API infrastructure for Grazia, handling concurrent traffic for AI-powered solutions.
  • Reduced response latency and server load by 25% through strategic code refactoring and database tuning.
High ConcurrencyAPI ArchitectureDatabase OptimizationRefactoringAI Integration
Nuclea SolutionsMexico City, Mexico
Backend Software EngineerDec 2021 - Sep 2022

Design and backend programming of complex business-logic modules for enterprise resource planning (ERP) systems.

  • Architected backend modules, relational database queries, and business logic across the full software development life cycle (SDLC).
  • Managed server-side production deployments and data integrity across interconnected ERP services.
ERP BackendSQL DatabasesREST APIsSDLCDeployment
PrestlaLima, Peru
Backend & Cloud Infrastructure DeveloperJan 2021 - May 2022

Backend development, cloud-native infrastructure migration, and network security implementation.

  • Engineered backend services and executed the transition to cloud-native infrastructure.
  • Implemented comprehensive network security protocols and server-side workflow automation.
Cloud NativeNetwork SecurityBackend ServicesInfrastructure

Projects & SaaS Ventures

Booking & Reminders Multi-tenant SaaSFounder

Architected a micro-SaaS solution for local businesses featuring data isolation. Engineered a collision-prevention algorithm for appointment scheduling and integrated asynchronous queues for automated WhatsApp reminders.

Event Ticket Management SystemFounder

Developed a comprehensive event ticketing platform valued at 25,000 BOB. Implemented to manage distinct administrative, staff, and customer roles.

Restaurant Management SystemFounder

Engineered a specialized management system for high-volume restaurants. Optimized order-to-kitchen workflows and integrated real-time inventory tracking to reduce waste and improve service speed.

Law Enforcement Resource Management SystemFounder

Architected an enterprise-grade resource planning (ERP) solution for the Venezuelan Police. Designed and implemented centralized databases for the automated tracking of armaments and vehicle maintenance logs, optimizing internal logistics and accountability through granular permission systems.

Skills & Core Competencies

Key Competencies: Rust • TypeScript (Hono) • PHP (Laravel) • Python • PostgreSQL • Cloudflare D1/R2/Queues • Docker • REST APIs • Microservices

Programming Languages: JavaScript (ES6+), TypeScript, PHP 8.3, Dart, Rust, Python, Java, C/C++

Frameworks: Laravel, Flutter, Spring Boot, Astro, Django, Flask, FastAPI, Firebase, SolidJS, SolidStart, Hono, Leptos, Askama

Databases: MySQL, PostgreSQL, SQLite, MongoDB, Cloudflare D1

Infrastructure & DevOps: Docker, Linux Servers, VPS Administration, Cloudflare Workers, Cloudflare R2, Cloudflare Queues, Durable Objects

Specialized: Artificial Intelligence, Cybersecurity, Micro-SaaS Development, Tech Entrepreneurship

Languages: Spanish (Native), English (Professional Working Proficiency C1), Portuguese (Elementary), German (Basic)