Manuel Montaña

Manuel Montaña

About

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Bogotá, Colombia

Contact Manuel regarding: 
work
Full-time jobs
Starting at USD4k/month
Flexible work
Starting at USD25/hour
groups
Networking

Timeline


work
Job
school
Education

Résumé


Jobs verified_user 0% verified
  • N
    Senior Data Engineer
    N5 Now
    Jan 2025 - Current (1 year 5 months)
    Client: Banco Basa (Paraguay), N5 Platform -Línea Base (10 BANKING markets worldwide) • Architected and engineered a multi-layered (bronze/silver/gold) cloud data lake on Amazon S3, ingesting and transforming data from PostgreSQL using AWS Glue and PySpark, achieving 98%+ end-to-end pipeline efficiency across large data volumes. • Optimized critical ETL/ELT data flows with Python (pandas, numpy, dlt), cutting processing time by 20% on high-priority pipelines and reducing downstream data errors by 99% through automated quality validation. • Engineered and evolved the AWS Glue Data Catalog metadata layer, improving data discovery efficiency by 15% and enabling faster, self-service data consumption for analytics and BI teams. • Implemented aut
  • Amaris Consulting
    Data Architect Consultant
    Amaris Consulting
    Dec 2024 - Mar 2025 (4 months)
    Client: Cardif Seguros (Mexico, Chile, Brazil, Colombia) • Led architectural assessment of a 17TB Oracle Exchange database, documenting 500+ tables and 2,000+ object dependencies, identifying 3 critical performance bottlenecks and delivering a comprehensive migration impact report adopted as the project blueprint. • Designed the target PostgreSQL schema, reducing database size by 60% (17TB → 7TB) through optimized data-type mappings, normalization, and implementation of 20+ performance-tuned indexes plus 3 cloud-specific PostgreSQL extensions for scalability. • Architected and executed end-to-end ETL migration pipelines achieving 99.99% data accuracy validated through rigorous multi-region testing cycles. • Developed a 12-week migration roa
  • C
    Associate Architect (Software Architect)
    CSG Internacional
    May 2021 - Sep 2023 (2 years 5 months)
    Clients: Cable One (USA) • Digicel (25 TELCO markets worldwide) • Freedom Mobile (Canada) • SafraPay (Brazil) • Designed and implemented a convergent billing monitoring system for Cable One that automated server memory alerting and service restarts, improving server uptime by 25%. • Engineered a multi-channel customer communication module (SMS, email, WhatsApp, voice) for Digicel, increasing customer contact effectiveness by 17% across 25 global TELCO markets. • Architected a cross-market product catalog query solution for Digicel supporting location-based and multi-currency offer discovery, operationalized across the full international market footprint. • Designed a dynamic hierarchical commission billing model for SafraPay enabling flexib
  • G
    Data Tech Lead
    Global Primex Tecnologia
    Feb 2021 - Dec 2024 (3 years 11 months)
    Clients: Altan Redes (Mexico) • Grupo Kuzzy (Mexico) • Tesla Insurtech (Chile) • Designed and deployed a GCP-based data warehouse and data lake architecture, powering real-time analytics and executive BI dashboards that directly contributed to 22% revenue growth for the core product. • Engineered a REST API integration connecting the internal C2G platform with fintech insurance web services, automating policy creation and updates and driving a 150% increase in insurance sales over 12 months. • Built multi-source ETL pipelines using Python (pandas, numpy, dlt) consolidating data from MySQL, MongoDB, and Neo4j into unified analytical datasets. • Developed GCP Data Studio dashboards and reporting modules enabling board-level, data-driven decis
  • Tigo Une
    Billing Specialist (Software Engineer)
    Tigo Une
    Oct 2015 - Jan 2021 (5 years 4 months)
  • T
    Prepaid Systems Administration Specialist
    Tigo (Colombiamovil S.A.)
    Sep 2013 - Sep 2015 (2 years 1 month)
  • M
    Platform Consultant
    MPR Andina
    Jun 2010 - Apr 2013 (2 years 11 months)
  • J
    Project Leader
    Jaime Torres C. y CIA.
    Mar 2009 - May 2010 (1 year 3 months)
  • D
    Development and Support Engineer
    Dasigno S.A.
    Sep 2006 - Nov 2008 (2 years 3 months)
Education verified_user 0% verified
  • Universidad Jorge Tadeo Lozano
    Specialization in Database Development
    Universidad Jorge Tadeo Lozano
    Jan 2008 - Jan 2009 (1 year 1 month)
  • Universidad Piloto de Colombia
    B.S. in Computer Science Engineering
    Universidad Piloto de Colombia
    Jan 2002 - Jan 2006 (4 years 1 month)