Brian Chastain
AeroLeads people directory · profile

Brian Chastain Email & Phone Number

Associate Director, GenAI Platform at OneMain Financial
Location: Catoosa, Oklahoma, United States 12 work roles 6 schools
1 work email found @onemainfinancial.com 4 phones found area 251 and 615 LinkedIn matched
✓ Verified July 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email · 4 phones

Work email b****@onemainfinancial.com
Direct phone (251) ***-****
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
Role
Associate Director, GenAI Platform
Location
Catoosa, Oklahoma, United States
Company size

Who is Brian Chastain? Overview

A concise factual answer block for searchers comparing this professional profile.

Quick answer

Brian Chastain is listed as Associate Director, GenAI Platform at OneMain Financial, a with 6798 employees, based in Catoosa, Oklahoma, United States. AeroLeads shows a work email signal at onemainfinancial.com, phone signal with area code 251, 615, and a matched LinkedIn profile for Brian Chastain.

Brian Chastain previously worked as Associate Director at Onemain Financial and Software Engineering Manager at Onemain Financial. Brian Chastain holds Computer Software Engineering from App Academy.

Company email context

Email format at OneMain Financial

This section adds company-level context without repeating Brian Chastain's masked contact details.

{first}.{last}@onemainfinancial.com
89% confidence

AeroLeads found 1 current-domain work email signal for Brian Chastain. Compare company email patterns before reaching out.

Profile bio

About Brian Chastain

Dynamic engineering leader with extensive experience in building and managing high-performing teams. Proven expertise in microservices architecture, having overseen end-to-end design and implementation using technologies like GraphQL, Ruby on Rails, and Angular. Skilled in fostering innovation, notably introducing GraphQL to enhance data quality and development velocity. Adept at aligning technical strategies with business goals, consistently meeting OKRs through close collaboration with product teams.

Listed skills include Quality Management, Git, Test Automation, Complex Problem Solving, and 36 others.

Current workplace

Brian Chastain's current company

Company context helps verify the profile and gives searchers a useful next step.

OneMain Financial
Onemain Financial
Associate Director, GenAI Platform
United States
Employees
6798
AeroLeads page
12 roles

Brian Chastain work experience

A career timeline built from the work history available for this profile.

Software Engineering Manager

Baltimore , Md, Us

• Leadership & Team Building: Successfully led two dynamic teams totaling 14-15 engineers, focusing on building robust microservices architecture. Demonstrated expertise in team formation and management, creating cohesive units capable of high performance and innovation.• Innovative Technology Implementation: Pioneered the adoption and implementation of GraphQL within the organization. This strategic move significantly improved data quality and decoupled backend and frontend development, leading to enhanced development velocity.• Cross-Functional Collaboration: Worked in close partnership with product management to define and achieve critical business Objectives and Key Results (OKRs). Played a pivotal role in aligning engineering efforts with overarching business goals, ensuring that technical decisions and strategies directly contributed to the company's success.• Strategic Planning & Execution: Led strategic planning from an engineering perspective to meet and exceed OKRs. Made key technical decisions that optimized team output and efficiency, particularly in adapting and improving Agile methodologies to suit project and team needs.• Technology & Tools: Expertly managed and oversaw the integration of a diverse tech stack including Ruby on Rails, Angular, and AWS services, particularly focusing on Kubernetes for hosting microservices. This included overseeing the development of web, mobile, and native platform integrations, ensuring high standards of quality and performance.

Lead Engineer

Baltimore , Md, Us

• Technical Leadership: Directed the technical implementation of external authentication integration into web and mobile platforms. This involved not only hands-on development but also strategic planning to ensure seamless integration with existing systems.• Project Management: Led several high-impact projects, including cross-platform integration with legacy systems. These projects required a deep understanding of both new and old technologies, ensuring that integrations were efficient, scalable, and met all business requirements.• Mentorship & Team Development: Actively mentored team members, fostering a culture of continuous learning and professional growth. My focus has been on developing both technical skills and soft skills within the team, ensuring a well-rounded approach to problem-solving and project execution.• Cross-Functional Collaboration: Collaborated closely with various departments, including product management and design teams, to align technical solutions with business objectives. This required a keen understanding of both technical possibilities and business needs.• Innovation & Problem Solving: Constantly sought out innovative solutions to complex technical challenges. This involved staying abreast of the latest technological trends and applying them in ways that added value to our products and services.• Agile Methodology: Implemented and refined Agile methodologies within the team, enhancing our ability to respond swiftly and efficiently to changing requirements and priorities.

Jul 2021 - Aug 2023

It Development Manager

Hendersonville, Nc, Us

As an IT Development Manager at MWW Inc., I led a series of critical initiatives aimed at enhancing our software infrastructure and improving system efficiency. My role was instrumental in both hands-on development and strategic management. Key contributions include:• High-Volume RESTful API Management: Spearheaded the development and optimization of high-volume RESTful APIs. This involved not only fixing bugs and creating new endpoints but also ensuring scalability and performance under heavy load conditions.• Database Optimization & Integration: Conducted extensive refactoring of slow database queries, significantly improving system response times and efficiency. Wrote new rake tasks and played a key role in integrating our systems with legacy systems and ERP, ensuring seamless data flow and system interoperability.• Multi-Database & Shipping Service Integration: Developed robust integrations for multiple shipping services, working across different database systems including PostgreSQL and MSSQL. This required a deep understanding of each system's nuances and the ability to create unified solutions that worked across different platforms.• Technical Expertise & Tool Utilization: Demonstrated advanced proficiency in Ruby, Rails, JSON-API, Active Record, Advanced SQL, and Sidekiq. My role involved not just using these tools but also optimizing their use to enhance our software development processes.• Issue Resolution & Customer Support: Actively managed and resolved customer tickets using JIRA. This involved not only addressing bugs but also understanding customer needs and ensuring that our solutions met their requirements.• Team Leadership & Collaboration: Led a team of developers, fostering an environment of collaboration and continuous learning. Worked closely with other departments to align our technical solutions with the broader organizational goals.

Sep 2020 - Jul 2021

Ruby On Rails Developer

Scratch N' Scribble Llc

ThreadBetter App• Responsible for building features for Threadbetter app• Examples include admin dashboard, search functionality, etc...• Experience using Postgres and making advanced query calls.• Familiar with ruby gem ecosystem (pg_search, kaminari, factory_bot, devise etc…)• Tasks included designing, implementing and writing unit & integration test.• Test written in RSpec using Test Driven Development with capybara.• Deployed to production using Heroku build pipeline.• Collaborate directly with CTO and other developers.• Independent, hands-on, and a “make it happen” approach to work.

Mar 2020 - Sep 2020

Ruby On Rails Developer

Rapidnarrative

• Building SaaS product from planning, design, development and launch.• Successful beta testing, implementing new features and UX changes.• Comfortable building pages in HTML, CSS, SCSS, JavaScript, jQuery, Bootstrap 4.• Familiar with Git, Postgres, TDD, Heroku, AJAX and Agile Scrum workflow.• Utilizing ruby gems (ex. devise, administrate, bootstraps_forms, byebug etc…)• Completed several Ruby on Rails education courses (ex. AppAcademy, Odin Project, Udemy, Michael Hartl’s RoR course)

Oct 2018 - Sep 2020

Critical Care Paramedic

Greenwood Village, Co, Us

Provide exceptional medical and emergency services while strictly adhering to standards and policies.• Align with a team and achieve superior results independently, offering innovative solutions in high-stress situations.

Aug 2018 - Sep 2020

Managing Director

Brite-Shine Cleaning Services

Built out a superb business, enabling up to 40% in month-over-month revenue growth.• Focused on needs of the customers and achieved 5000% in return on investment with the organization.

Oct 2017 - Feb 2019

Training Officer

Mercy Regional Ems

Led 100+ employees and provided training as a decisive manager and supportive mentor.• Built out company’s first quality improvement program and distance learning system that earned immediate recognition and has since been used as an organization gold standard.• Developed interpersonal skills and became the principal liaison with multiple departments.

Nov 2016 - Oct 2017

Operations Supervisor Paramedic

Mercy Regional Ems
Dec 2013 - Oct 2017
Team & coworkers

Colleagues at OneMain Financial

Other employees you can reach at onemainfinancial.com. View company contacts for 6798 employees →

6 education records

Brian Chastain education

Computer Software Engineering

App Academy

Software Development

The Odin Project

Pre-Nursing, Health Services/Allied Health/Health Sciences, General

Coastal Alabama Community College

Pre-Nursing, Pre-Nursing Studies

Tulsa Community College

Health Science, Biology/Biological Sciences, General

Bishop State Community College, Mobile, Alabama

Paramedic

National Medical Education Training Center
FAQ

Frequently asked questions about Brian Chastain

Quick answers generated from the profile data available on this page.

What company does Brian Chastain work for?

Brian Chastain works for OneMain Financial.

What is Brian Chastain's role at OneMain Financial?

Brian Chastain is listed as Associate Director, GenAI Platform at OneMain Financial.

What is Brian Chastain's email address?

AeroLeads has found 1 work email signal at @onemainfinancial.com for Brian Chastain at OneMain Financial.

What is Brian Chastain's phone number?

AeroLeads has found 4 phone signal(s) with area code 251, 615 for Brian Chastain at OneMain Financial.

Where is Brian Chastain based?

Brian Chastain is based in Catoosa, Oklahoma, United States while working with OneMain Financial.

What companies has Brian Chastain worked for?

Brian Chastain has worked for Onemain Financial, Mww Inc., Scratch N' Scribble Llc, Rapidnarrative, and American Medical Response.

Who are Brian Chastain's colleagues at OneMain Financial?

Brian Chastain's colleagues at OneMain Financial include Misty Worrell, Courtney Baxter, Ted Zirkle, Lindsay Coffey, and Johari Moore.

How can I contact Brian Chastain?

You can use AeroLeads to view verified contact signals for Brian Chastain at OneMain Financial, including work email, phone, and LinkedIn data when available.

What schools did Brian Chastain attend?

Brian Chastain holds Computer Software Engineering from App Academy.

What skills is Brian Chastain known for?

Brian Chastain is listed with skills including Quality Management, Git, Test Automation, Complex Problem Solving, Ruby, Object Oriented Programming, Web Applications, and Microsoft Powerpoint.

Find 750M verified contacts

Search by job title, company, industry, location, and seniority. Export verified B2B contact data when you need it.