David Ostrander

Principal Software Engineer & AI Architect

Northwood, NH 03261

Professional Profile

Highly accomplished, hands-on Principal Developer and AI Engineer with demonstrative success architecting, scaling, and maintaining high-availability, multi-million dollar cloud platforms and data infrastructure. Proven expertise leading system integrations, building modern data warehouses, and pioneering generative AI and machine learning integrations. Exceptional track record of maximizing system reliability, optimizing performance, and delivering substantial ROI while leading and mentoring cross-functional engineering teams.

Technical Capabilities

AI & Data Engineering

LLMs & Generative AI RAG Pipelines Prompt Engineering Agentic Workflows Python Data Warehousing ETL Pipelines AWS Glue & Athena Expert SQL Programming

Cloud & Infrastructure

AWS (Lambda, RDS, S3, EC2, Beanstalk) AWS Security & Identity (IAM, Secrets Mgr, STS, SSO, Cognito) AWS Management & IaC (CloudFormation, Systems Mgr, AppFlow) Continuous Integration (CI/CD) AWS CodeDeploy & Cloudfront CircleCI & Jenkins Nginx & Reverse Proxies Systems Admin (Linux/Win)

Architecture & Integrations

Solutions Architecture RESTful & GraphQL APIs Enterprise: Salesforce, NetSuite, BigCommerce, Piano Events/Membership: Cvent, CAMP, Stova Marketing & Analytics: GA4, Marketo, LinkedIn Distributed Systems

Compliance & Leadership

PCI & OWASP Compliance MilSec Compliance Technical Project Leadership Software Lifecycle Management Mentoring & Hiring Agile Methodologies

Professional Experience

Lead Software Engineer

IAPP (International Association of Privacy Professionals)

Remote 2025 – Present

Direct engineering and operations for a $27 Million BigCommerce eCommerce platform and its integrated, high-throughput fulfillment engine.
Serve as Lead Data Engineer on the Data Warehouse team; successfully architected, configured, and deployed the entire enterprise data storage and ingestion platform using the AWS stack.
Act as the internal Solutions Architect spearheading critical, multi-system integrations connecting Salesforce, NetSuite, Piano, and Cvent, while managing data syncs and tracking pipelines across CAMP, Stova, GA4, Marketo, and LinkedIn.

Project Lead & Principal Engineer – APIs and Ops

Contractor

Remote 2018 – 2025

RS21 - Created legal document portal for the Office of State Engineering.
Department of Defense - Unmanned aerial drone program. Worked on portal for remote operators to authenticate, and initialize drones.
Aetherways RPG portal - Created content authoring portal for authors and content creators to publish their work.

Senior Engineer – APIs and Ops

Member Suite

Remote 2021 – 2022

Authored and executed a plan to migrate DevOps from a homegrown Jenkins implementation to CircleCI and Amazon CodeDeploy, making deployments testable and 200% faster.
Analyzed operations and created several measurable KPIs that included build and deployment success, site speed, and server-side/client-side error trapping.
Implemented monitoring, alerting, and code delivery mechanisms which stabilized service reliability and reduced downtime by an order of magnitude.
Created a new post-incident review process and drove adoption across the organization.

Lead Engineer and Solutions Architect

Alumni Ventures Group

Manchester, NH 2020 – 2021

Transitioned engineering workflows from an overseas PHP web development firm to AVG, including release processes and achieving 99.99999% uptime.
Helped hire new team of local developers. Authored engineering handbook and onboarding processes; defined coding and security standards for LAMP stack development.
Redesigned core database architecture to 4th Normal Form (4NF) with data warehousing architectures to support historical transaction auditing.
Process mapped data flows and optimized delivery services touching NetSuite, custom in-house Datalake, mobile, and traditional websites.
Architected and implemented an Oracle NetSuite integration that spliced customer and financial data backends together seamlessly via AWS API Gateway.

Principal Engineer and Solutions Architect

Imarc

Amesbury, MA 2018 – 2020

Managed the transition from an overseas PHP web development firm to Imarc.
Refactored PHP-based web operations for Atlanticbb.com, improving uptime to 100%, adding DevOps, and enterprise 3-tier architecture.
Software Stack consists of PHP, Codeigniter, Drupal, Laravel, Vue (JavaScript), jQuery, MySQL, GraphQL, and RESTful APIs built from scratch.
Responsible for consensus-building across internal stakeholders, functional/software development documentation, and leading the development team through successful bi-weekly releases.
Defined Key Performance Indicators (KPIs), developed best software practices for all projects, and implemented them with the support of a project manager and creative teams.
Designed and built a custom ticketing system, a learning management system, and various sales and business analytics/intelligence web applications. Architected and implemented API applications and interfaces for process monitoring tools and supply chain vendors. Served as Atlantic Broadband's subject matter expert for all open-source web applications.

Salesforce Commerce Cloud Developer

PixelMedia

Portsmouth, NH 2017 – 2018

Created and maintained eCommerce sites that earned $25 Million+ in revenue per year.
Software Development using: JS controllers, ISML (HTML), SASS, DS Pipeline, Eclipse, and UX Studio. Developed using jQuery, React, and Angular JavaScript frameworks.
Participated in the consolidation of the technical value chain of the Business Unit Drafting and management of project documentation (technical specs, user manual, integration briefs, deployment procedures).
Coordinated various project stakeholders (clients, collaborators, service providers, publishers, external experts). Validated technical architectural choices.
Worked on an internal time management software suite using ColdFusion and Lucee.

Director of Software Development and Information Technology

Franchise Growth Network

Portsmouth, NH 2013 – 2017

Refactored FGN's 15-year-old codebase to a competitive, PCI-compliant product.
Started from the ground up, used SDLC project management techniques to re-define the core functions of the business, and designed new internal/external workflows.
Implemented Amazon Web Services (AWS) to deploy a cloud architecture including EC2, Lambda, Elastic Beanstalk, S3, RDS, and IAM.
The software stack consisted of a LAMP backbone using the CodeIgniter framework to maximize code maintainability and speed of feature development. Used jQuery/Bootstrap on the front end and a CodeIgniter-based RESTful API to abstract the data layer.
Cut hosting fees by 50% in the process and decreased disaster recovery times by 90%.
Used Database → API server → N+ server front-end architecture to manage scalability.
Implemented EC2, IAM, S3, Lambda, CloudWatch, DynamoDB, SNS, SES, Elastic Beanstalk, ELB, and RDS. Implemented new front-ends in Node.js on Nginx reverse proxies, achieving sub-one-second page loads on mobile devices.

Education

Associate in Information Technology

2004

Southern NH University, Manchester, NH