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Senior Solution Architect

Location:
Austin, TX
Posted:
July 24, 2025

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Resume:

CM

CHRISTOPHER MCCOLLUM

Senior Solution Architect Pre-Sales Leadership Agile Methodologies

Expert

+1-512-***-**** ***********@*****.*** https://www.linkedin.com/in/chrismccollum/ Austin, Texas

EXPERIENCE

Application Architect

Heidrick & Struggles

12/2022 - Present Houston, TX

Performed REST API Design for improved performance and security Improved system scalability by 30% by leading architecture migration from monolith to microservices

Maintained a system of 50,000 users by developing a Python backend and React frontend interface

Reduced operational times by more than 25% by incorporating Haystack ans Sagemaker into the technology stack

Migrated from a relational database (Postgres) to MongoDB, increasing performance by 45%

Collaborated with Product Management to define requirements; defined the architecture; and then mentored the offshore development teams Development Manager

Credence Management Solutions LLC

04/2022 - 12/2022 Location

Managed team of 21 developers on large government e-commerce to re- architect front-end applications and integrate to federal supply chains Resulted in 20% cost reduction by leading HCL Commerce redesign on AWS Government Cloud

Web & e-commerce Lead

Sunpower

11/2021 - 04/2022 Austin, TX

Led team of seven (7) that managed and maintained the company's e- commerce presence and supply chain using React and Java Application Modernization Architect

Cognizant

2021 - 02/2021 Austin, TX

Migrated 371 banking applications to AWS Cloud

Utilized serverless technologies to reduce costs by 12% Modeled new databases to improve performance by 10-15% Specified application integration with TOGAF standards Executed AWS Cloud deployments (Lambda, EC2, S3, Kafka, Glue) SUMMARY

Seasoned solution architect with over 12 years of

experience in pre-sales leadership and agile

methodologies, expert in solution design and

technical architecture. My key achievements

include leading complex partner engagements for

multiple project teams and constructing technical

architectures aligning with industry standards and strategic needs. Seeking a Lead Solution Architect position at PayPal, where I bring my pre-sales

expertise and agile methodologies skills to

support your mission of democratizing financial

services and empowering people and businesses

to join and thrive in the global economy.

Experience working directly with large enterprise

clients, ensuring optimal integration strategies,

and maintaining regular communication with

internal and external stakeholders highlighted.

KEY ACHIEVEMENTS

Championed $65M Contract Win

Responsible for large portion of IBM

contract win at Caterpillar.

Improved System Scalability

Achieved 30% better scalability by

transitioning to cloud architectures in an

agile environment.

Revenue Growth Strategy

Increased online transactions by 45% by

implementing agile strategies in the cloud

e-commerce setup.

Cost Efficiency Enhancement

Optimized cloud infrastructure leading to a

25% reduction in operational costs in an

agile climate.

CERTIFICATION

Professional Scrum Master 1 (PSM1)

TRAINING / COURSES

Certified Salesforce Administrator

AWS Certified Cloud Practitioner

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EXPERIENCE

Senior Solution Director

HCL Technologies

02/2019 - 01/2021 Austin, TX

Assisted clients in migrations of HCL Commerce from v7 to v8 and v9 using Docker, Kubernetes, and Kafka on GCP and AWS Led RFP responses for B2C and B2B customer initiatives Won major contract with Australia based grocery chain for HCL Commerce

Worked in Salesforce Commerce Cloud, Service Cloud, Marketing Cloud and CRM (OCAPI, SFRA)

Responsible for establishing requirements and architectural documents for large outsourcing client with multiple e-commerce platforms Advised on blueprints and roadmaps for integrations with SAP, order management systems, payments, and supply chain using TOGAF Oversaw a team of 9 e-commerce experts for a major CPG client supporting more than 10 B2B and B2C sites on SAP Hybris Senior Managing Consultant

IBM Global Business Services

08/2015 - 02/2019 Austin, TX

Completed multiple implementations for the Dept. of Veteran's Affairs using Salesforce Service Cloud and Community Cloud Presented results to agency heads for $10M in additional awards Architected and directed a global DoD application run by the DLA Supervised a geographically dispersed team of 15 building and supporting 5 e-commerce sites on the Fed Ramp Cloud containing over 75M SKUS

Defined operations cloud infrastructure for global e-commerce and supply chain platforms with $1B in annual sales

Solution Architect

Infosys

04/2015 - 08/2015 Brentwood, TN

Architected enhancements to WebSphere Commerce (J2EE) and Sterling OMS (supply chain) implementation for customer loyalty and 'buy online, pickup in store' features

Accelerated team of six (6) remote staff members engaging business in requirements and business process analysis

Solution Architect

Rosetta

11/2014 - 04/2015 Austin, TX

Administered team of five (5) developers in creating online catalogs integrating with Oracle ERP

Participated in requirements gathering and streamlining business processes to reduce operating costs by 30%

Engaged Adobe AEM for the front-end which used REST API calls to WebSphere Commerce (J2EE)

Integration Architect

Hewlett-Packard

02/2014 - 11/2014 Austin, TX

Architected migration from legacy e-commerce application to WCS for all B2C sales

Directed 5 onshore and over 100 offshore resources to migrate all B2C sales ($1B in revenue) to WCS, Sterling OMS (supply chain) and IIB LANGUAGES

English

Native

SKILLS

Adobe Analytics Adobe Target

AEM AWS AWS Cloud

AWS Lambda CRM Docker EC2

E-commerce ERP GCP Hybris

IBM Java Java EE Kafka

Kubernetes Magento MongoDB

Oracle ERP PLM PostgreSQL

Python RDBMS React REST

RFP S3 Salesforce SAP

SAP ERP SAP Hybris Scrum

SEO Service Cloud TOGAF

WebSphere Pre-Sales

Omnichannel PowerPoint

A/B Testing Agile Ruby

Coaching Work Ethic Sagemaker

GraphQL JavaScript

EDUCATION

MBA, Technology Management

University of Phoenix

Date period Location

From the University of Phoenix

BBA, Management Information

Systems

University of Texas at Austin

Date period Location

From the University of Texas at Austin

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EXPERIENCE

Senior Client Technical Specialist

Ibm

04/2011 - 02/2014 Austin, TX

Accelerated pre-sales activities resulting in more than $60M in sales of software and services

Sustained existing B2B and B2C customers with SEO and performance related assistance and platform migrations on WebSphere Commerce Senior Manager

Sogeti USA LLC

02/2010 - 04/2011 Houston, TX

Led a team of 15 creating a new e-commerce platform for a major retailer

Enhanced project scope by identifying requirements for 5 major business initiatives

Designed technical cloud architecture

Senior Architect and Project Manager

Alpine Consulting

11/2008 - 02/2010 Pleasanton, CA

Supervised team of 9 developers and analysts in building e-commerce sites for Safeway Stores, Inc

Increased user engagement by {30%} by developing e-commerce sites with WCS and REST API for mobile platforms

Solution Architect

At&t

01/2007 - 11/2008 Annapolis, MD

Prepared and implemented a successful PaaS e-commerce platform Guided multiple winning RFP responses for large government and commercial clients for more than $8M

Solution Architect / Team Leader

Brulant

05/2006 - 01/2007 Santa Clara, CA

EDUCATION

Professional Scrum Master 1 (PSM1)

School or University

09/2019 Location

Professional Scrum Master 1 (PSM1)

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