**

Full-Stack Software Developer - Valencia, Venezuela

Email: [email protected] • [email protected] • Phone: +58 424 4342107

LinkedIn: https://www.linkedin.com/in/marcos-m-70a898367 • GitHub: https://github.com/sjhallo07 • Portfolio: (https://github.com/sjhallo07?tab=repositories)

Full-Stack Software Developer with practical experience designing and delivering production web applications, APIs and cloud deployments. I write maintainable Python and JavaScript code, design RESTful services, and automate CI/CD workflows. Admitted to the MSc Computer Science (Online) at Heriot-Watt University (start Jan 2026).

Core strengths:

• End-to-end product delivery: UI -> API -> DB -> deployment
• Strong Python, JavaScript/TypeScript and backend engineering experience
• Practical DevOps: Docker, GitHub Actions, deployment automation
• Test automation, performance tuning and observability

This section follows best practices for showcasing Python skills: it's tailored to Python roles, highlights libraries and frameworks, lists relevant projects with outcomes, and provides links to code and certificates.

• Name: Marcos Mora
• Email: [email protected]
• Phone: +58 424 4342107
• Location: Valencia, Venezuela
• LinkedIn: https://www.linkedin.com/in/marcos-m-70a898367
• GitHub: https://github.com/sjhallo07

Python software developer with experience building backend services, data pipelines and automation scripts. Strong knowledge of Python ecosystems (web frameworks, data libraries and testing stacks) and cloud/container deployments. Seeking roles where I can deliver data-driven features, reliable APIs, and scalable services.

• Programming: Python (3.x), JavaScript/TypeScript
• Frameworks: Django, Flask, FastAPI
• Data & ML: Pandas, NumPy, scikit-learn (overview), Jupyter
• Databases: PostgreSQL, MySQL, MongoDB, Redis
• DevOps / Infra: Docker, GitHub Actions, basic AWS (EC2, S3)
• Testing: Pytest, unittest; E2E: Cypress (for frontends)
• Tools: Git, SQLAlchemy / ORM, Alembic, Celery, Redis

• Portfolio Website — Next.js, Tailwind, Vercel

  • Role: Full stack (frontend + backend). Python used for API integrations and content processing where applicable.
  • Link: https://github.com/sjhallo07/portfolio

• E-commerce Backend — FastAPI / Flask / PostgreSQL

  • Role: Backend lead — Designed RESTful API, order processing, payment integrations, and transactional flows. Implemented unit and integration tests.
  • Tech: Python, FastAPI/Flask, SQLAlchemy, PostgreSQL, Docker
  • Link: https://github.com/sjhallo07/ecommerce-backend

• Inventory & Orders Service — FastAPI • PostgreSQL • Docker

  • Role: Designed microservice to handle reservations and reconciliation; added observability and health checks.
  • Impact: Reduced stock reconciliation time and prevented overselling (metrics TBD).

Example: Improved order processing speed by 40% (from 5s to 3s) for 2,000+ users/month; see implementation at ecommerce-backend repo.

• Implemented CI/CD for Python projects using GitHub Actions and Docker, decreasing deployment time and rollback risk.

• [

• MSc, Computer Science — Heriot-Watt University (Online) — Intake: January 2026
• LinkedIn Learning Certificate — Issuer: LinkedIn Learning, Date: March 2024
• Master Rust From C++ to Rust — Issuer: Udemy, Date: February 2024
• Programming Mentor Creativity — Issuer: Programming Mentor, Date: January 2024

• Full Stack Developer — file: full stack developer.pdf
• LinkedIn Learning and other certificates (see gallery) — add issuer/dates if you want them shown here.

• Problem-solving, collaboration, clear communication, ownership of features.
• Practices: TDD, code review discipline, documentation, and accessibility-aware development.

• Languages: JavaScript (ES6+), TypeScript, Python
• Frontend: React, Next.js, HTML5, CSS3, Tailwind, SASS
• Backend: Node.js (Express, NestJS), Python (FastAPI, Flask)
• Databases: PostgreSQL, MySQL, MongoDB, Redis
• DevOps & Cloud: Docker, GitHub Actions, AWS (EC2, S3 basics), Azure
• Testing: Jest, Mocha, Pytest, Cypress (E2E)

1. Portfolio Website - Next.js, Tailwind, Vercel Production

• Personal site showcasing projects, blog posts and a downloadable CV. SEO-friendly and continuously deployed from GitHub. (Add repo / live link)

2. E-commerce Backend - Node.js, Express, PostgreSQL, Stripe Prototype

• REST API for product catalog, orders and payments. Implemented role-based access control, transactional order workflows and CI pipelines. (Add repo link and short metrics)

3. Inventory & Orders Service - FastAPI, PostgreSQL, Docker Production
4. Capstone (MSc) - Planned Planned

• Capstone project for MSc Computer Science will be added once the topic and tech stack are confirmed. Please check back for updates.

4. Capstone (MSc) - Planned Planned

• Research/capstone project planned for MSc - brief description and expected tech stack to be added once available.
  • Link / repo: https://github.com/sjhallo07/capstone-project

• Description: Designed and implemented "Smart Fix Tool Enforcement", a tooling platform that automates policy enforcement and remediation for CI/CD pipelines. Built with Python scripts, GitHub Actions workflows and containerized runners. Link / repo: https://github.com/sjhallo07/smart-fix-tool-enforcement

• Description: Designed and implemented "Smart Fix Tool Enforcement", a tooling platform that automates policy enforcement and remediation for CI/CD pipelines. Built with Python scripts, GitHub Actions workflows and containerized runners. Link / repo: (add link)

• TB Coin (Smart Coin) — Creator Prototype

  • Description: Developed "TB Coin", a smart-coin prototype implementing token transfer rules and on-chain enforcement logic (smart contracts + supporting off-chain services). Built with Solidity (or target chain), deployment scripts, and backend monitoring. Link / repo: (add link)

• MSc, Computer Science - Heriot-Watt University (Online)

  • Intake: January 2026
  • Offer: Unconditional (see unconditional.md)

• BSc, Computer Engineering — Universidad de Carabobo, Venezuela (2017 – 2022)

• Full Stack Developer - (see full stack developer.pdf)
• AWS Certified Cloud Practitioner - (see aws_cloud_practitioner.pdf)
• Microsoft Certified: Azure Fundamentals - (see azure_fundamentals.pdf)
• Google Cloud Digital Leader - (see google_cloud_digital_leader.pdf)
• Scrum Master Certified (SMC) - (see scrum_master_certified.pdf)

• Spanish - Native
• English - Professional

• Open to: Remote, hybrid, or relocation (please specify preference)
• Seeking: Full-time or contract roles in software engineering or product teams

Below are the credential files and certificates included in this folder. Click any thumbnail to open the full file. Use the disclosure toggles for quick tag information.

LinkedIn Learning Certificate

Tags

Issuer: LinkedIn Learning
Type: Certificate
File: `LinkedIn Learning Certificate of Completion.jpg`

Diesel Engine (certificate/photo)

Tags

Type: Image / Certificate
File: `Diesel Egine.jpg`

Master Rust (certificate)

Tags

Type: Certificate
File: `Master Rust From C++ to Rust.jpg`

Programming Mentor Creativity

Tags

Type: Certificate / Badge
File: `Programming Mentor Creativity.jpg`

Full Stack Developer (certificate)

Tags

Type: Certificate
File: `full stack developer.pdf`

Passport — Marcos Mora

Tags

Type: Identity Document (Passport)
File: `pasaporte marcos mora.pdf`

Full Stack Capstone Project

Tags

Type: Project / Report
File: `Full Stack Application Development Capstone Project.pdf`

Profile (3).pdf

Tags

Type: Misc. Profile Document
File: `Profile (3).pdf`

Application Development using Microservices and

Tags

Type: Course PDF
File: `Application Development using Microservices and.pdf`

Cloud Computing

Tags

Type: Course PDF
File: `Cloud Computing.pdf`

Developing Back-End Apps with Node.js

Tags

Type: Course PDF
File: `Developing Back-End Apps with Node.js and Express.pdf`

Developing Front-End Apps with React

Tags

Type: Course PDF
File: `Developing Front-End Apps with React.pdf`

Django Application Development

Tags

Type: Course PDF
File: `Django Application Development with SQL and Databases.pdf`

Excel

Tags

Type: Course PDF
File: `Excel.pdf`

Getting Started with Git and GitHub

Tags

Type: Course PDF
File: `Getting Started with Git and GitHub.pdf`

Google AI and Productivity

Tags

Type: Course PDF
File: `Google Artificial Intelligence and Productivity.pdf`

HTML, CSS & JavaScript

Tags

Type: Course PDF
File: `HTML, CSS, & JavaScript.pdf`

Introduction to Containers

Tags

Type: Course PDF
File: `Introduction to Containers with Docker Kubernetes OpenShift.pdf`

Python for Data Science, AI & Development

Tags

Type: Course PDF
File: `Python for Data Science, AI & Development.pdf`

Python

Tags

Type: Course PDF
File: `Python.pdf`

Software Engineering

Tags

Type: Course PDF
File: `Software Engineering.pdf`