David Borja

@david_borja_bor

Cibersecurity Expert

Mexico
Engels, Spaans
Sommige informatie wordt in het Engels weergegeven.
Over mij
I help businesses stay safe online by preventing fraud, protecting sensitive information, and reducing digital risks. My goal is simple: make sure your company, your clients, and your reputation stay secure. I work with small and medium-sized businesses that need reliable protection against scams, phishing, data leaks, and other online threats. Instead of confusing technical terms, I focus on clear solutions that directly support your business operations.... Lees meer

Skills

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David Borja
offline • 
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Bekijk mijn diensten

Cloudnetwerk en -beveiliging
I will do azure cloud pentesting and vulnerability assessment
VanafUS$ 500 / projectMeer informatie
Cloudnetwerk en -beveiliging
I will perform professional azure cloud hardening and security
VanafUS$ 45 / projectMeer informatie

Portfolio

Werkervaring

Aeromexico

Senior Python Developer & Infrastructure Specialist

Aeromexico • ZZP

Nov 2024 - Present • 1 yr 6 mos

Secure Data Pipelines: Architected automated ETL pipelines to process flight telemetry (FDM) and crew data (ARINC 633), ensuring strict data consistency and integrity within PostgreSQL and S3. Real-time Event Processing: Built event-driven workflows using AWS Lambda and SQS for real-time "Crew On Board" updates, achieving a 40% reduction in data latency. Cloud Architecture & Security: Designed and deployed scalable AWS architectures (VPC, API Gateway, RDS, DynamoDB) while managing secrets and sensitive configurations via AWS Secrets Manager. Operational Optimization: Integrated data-driven algorithms to enhance decision-making across flight operations, safety, and crew management systems. Agile DevSecOps: Actively participated in Scrum ceremonies and CI/CD pipeline management, maintaining high software quality through automated testing and rigorous code reviews.

Banco_Santander

Senior Python Developer & Cloud Security Lead

Banco Santander • Fulltime

Sep 2022 - Nov 2024 • 2 yrs 2 mos

Secure Financial Data Migration: Architected and executed Python-based ETL pipelines to migrate legacy pawn shop transaction data into AWS RDS and DynamoDB environments, implementing end-to-end encryption and data masking to ensure 100% integrity for financial auditing and regulatory compliance. Cloud Infrastructure Hardening: Optimized SaaS platform security by configuring AWS IAM policies under the principle of least privilege, securing VPC architectures, and managing sensitive credentials via Secrets Manager to mitigate unauthorized access risks. Automated Risk & Compliance Reporting: Built automated data extraction layers to aggregate loan performance metrics, integrating anomaly detection scripts to identify suspicious transactional patterns and streamline business intelligence reporting. Secure API Development: Designed and deployed scalable backend services using Flask and AWS Lambda, enforcing robust authentication through AWS Cognito and implementing rigorous input validation to protect mission-critical financial systems. DevSecOps & Vulnerability Management: Led Agile development sprints with a focus on security-centric code reviews and CI/CD pipeline integration (Jenkins/Docker), ensuring the remediation of vulnerabilities within Python dependencies and containerized environments.

JJ_Capital Investments

Python Developer

JJ Capital Investments • Fulltime

Jan 2021 - Sep 2022 • 1 yr 8 mos

Specialization in developing robust and scalable applications within the financial sector using cutting-edge technologies. Design and implementation of secure RESTful APIs using Flask, PostgreSQL, and Swagger to support mission-critical financial systems. Application of expertise in pytest to conduct rigorous testing, ensuring the reliability and stability of software solutions. Used tools: Git, PGAdmin, GKE, Jenkins, Docker, Postman, Gsutil, Swagger, Cloud Function