Abel Fresnillo

Director of Architecture

Experienced technology leader with 20+ years in software architecture, cloud solutions, and team leadership. Currently serving as Director of Architecture at CapTech Ventures, with extensive experience at AWS as a Senior Solutions Architect. Passionate about modernizing enterprise systems, optimizing cloud architectures, and mentoring development teams to achieve exceptional results.

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Abel Fresnillo

Professional Experience

January 2025 - Present

Director of Architecture

CapTech Ventures - Charlotte, North Carolina

  • Lead delivery teams in consulting engagements and collaborate with product management teams
  • Created modernization plan for on-premise to cloud migration resulting in 30% cost savings
  • Collaborated in developing CapTech's internal Technical Leader certification program
  • Modernized identity and access management application focusing on security and usability
October 2021 - October 2024

Senior Solutions Architect

Amazon Web Services - Charlotte, North Carolina

  • Implemented site-to-site VPN integration reducing infrastructure provisioning time from months to days
  • Optimized application integration solution reducing cloud messaging costs by 40%
  • Designed data lake architecture for hospitality company streamlining pipeline for 15 data sources
  • Assisted in resolving DDoS attack for financial institution, restoring critical banking services
November 2020 - October 2021

Senior Software Architect

Slalom Build - Charlotte, North Carolina

  • Designed and implemented API layer for customer management operations
  • Led and mentored team of 7 software engineers across junior and senior levels
  • Provided architecture guidance and cloud services selection for telecommunications client
August 2015 - November 2020

Senior Software Engineer

Lowe's Companies - Charlotte, North Carolina

  • Led first cloud-native application for Lowe's, increasing deployment frequency from 2 months to 1 week
  • Managed development teams of 12 engineers and 3 SDETs across US and India
  • Reduced lead time for changes by 50% and change failure rate by 30%
  • Conducted 50+ technical interviews for talent acquisition
April 2014 - August 2015

Middleware Developer

Advantis Global @ Wells Fargo - Charlotte, North Carolina

  • Modernized report generation process reducing execution time from 12 hours to 10 minutes
  • Designed web services for student credit card applications and personal loans
January 2010 - April 2014

Technical Lead

Infosys @ Bank of America - Charlotte, North Carolina

  • Optimized stored procedures to handle traffic increase from 800K to 6M transactions/day
  • Implemented automation process for digital asset collection and storage
August 2005 - January 2010

Java Developer

Softtek - Monterrey, Nuevo Leon, Mexico

  • Developed software solutions for finance, energy, and insurance industries
  • Built new intranet for insurance company and nuclear equipment maintenance scheduling solution

Skills & Certifications

Core Competencies

Team Leadership Strategic Planning Enterprise Architecture Information Systems Security Software Development Agile Methodologies Problem Solving

Technical Skills

Amazon Web Services Software Architecture Cloud Architecture Data Architecture Java JavaScript Relational Databases NoSQL Databases Generative AI

Professional Certifications

Badge Certification Issuing Organization Year Obtained
CISSP Badge Certified Information Systems Security Professional International Information System Security Certification Consortium (ISC2) May 2025
TOGAF Badge TOGAF 10 The Open Group March 2025
AWS SAP Badge AWS Certified Solutions Architect - Professional Amazon Web Services July 2024
AWS SAA Badge AWS Certified Solutions Architect - Associate Amazon Web Services July 2024
AWS Security Badge AWS Certified Security - Specialty Amazon Web Services August 2024
AWS DevOps Badge AWS Certified DevOps Engineer - Professional Amazon Web Services September 2023
AWS Developer Badge AWS Certified Developer - Associate Amazon Web Services September 2023
AWS SysOps Badge AWS Certified SysOps Administrator - Associate Amazon Web Services September 2023
AWS CCP Badge AWS Certified Cloud Practitioner Amazon Web Services July 2024

Community Involvement

Co-Leader

Charlotte Java User Group

Leading the Charlotte Java User Group community, organizing events, and fostering knowledge sharing among Java developers in the Charlotte area.

Speaking Engagements

Book Recommendations

Here are some of my favorite books that have shaped my approach to technology leadership and software architecture:

Book recommendations coming soon.