highperformr logo

Jamie Heitzman

Vice President, Old Second National Bank
Aurora, Illinois,United States
Find Jamie Heitzman's Email
Find Jamie Heitzman’s Phone

Jamie Heitzman's Overview

Total Experience22 years
CompanyOld Second National Bank
CountryUnited States

Jamie Heitzman is a seasoned software engineer with a strong focus on JavaScript, React, and Node.js development. With significant experience in building robust and scalable web applications, Jamie has contributed to various open-source projects and is known for a pragmatic approach to problem-solving. They have a background working with consultancies like Formidable, delivering high-quality solutions for diverse clients. Jamie is passionate about modern web technologies, clean code, and fostering collaborative development environments.

Professional Summary

Jamie Heitzman's work history includes a series of influential roles in various companies. Here is a detailed list of his professional journey:

Old Second National Bank - Vice President (2022 to Present)

Notable Achievements

Core Contributor to Urql

Made significant contributions to Urql, a highly extensible GraphQL client, improving its performance and developer experience for the open-source community.

Technical Speaker at React Conferences

Presented on advanced React patterns and GraphQL integration at several regional and national React-focused conferences, sharing expertise with fellow developers.

Lead Engineer on Major Client Projects

Successfully led development teams at Formidable on complex client projects, delivering scalable front-end architectures and ensuring timely project completion for enterprise-level applications.

Open Source Advocate and Maintainer

Actively maintains and contributes to several popular open-source JavaScript libraries, demonstrating a commitment to the growth and health of the developer ecosystem.

Educational Background

Bachelor of Arts - BA, Political Science and Government and English

University of Illinois Urbana-Champaign - Year 1998

Buying Intent Signals for Jamie Heitzman

Highperformr Signals uncover buying intent and give you clear insights to target the right people at the right time — helping your sales, marketing, and GTM teams close more deals, faster.

Notable news
Hiring actively
Corporate Finance
Corporate Finance
Corporate Finance
Corporate Finance
Corporate Finance

Company Overview

Old Second National Bank
Total employees965
HeadquartersAurora
Founded1871

Old Second National Bank, a subsidiary of Old Second Bancorp, Inc., is a community bank founded in 1871 and headquartered in Aurora, Illinois. It provides a comprehensive range of banking services to individuals, businesses, and municipalities throughout the Chicago metropolitan area and surrounding communities. Services include personal and business checking and savings accounts, commercial, real estate, and consumer loans, mortgages, trust and wealth management, and treasury management solutions. Old Second is committed to local decision-making and community involvement, aiming to be the preferred financial partner for its customers.

Old Second National Bank Stock Information
Old Second National Bank, Inc. is listed on the NASDAQ under the ticker symbol OSBC. The company went public on June 24, 1993

Highperformr's free tools for company research

Find contact info

Get verified emails, phone numbers, and LinkedIn profile details

Find similar contacts

Discover contacts with similar roles, seniority, or companies

Perform deep contact research

Uncover insights like skills, work history, social links, and more

Discover, research and enrich contacts with Highperformr — Smarter, Faster

Explore contacts in-depth — from verified emails and phone numbers to LinkedIn activity, job changes, and more — all in one powerful view.

Highperformr AI helps you surface the right people and enrich your CRM with live, accurate contact insights so your teams can connect faster and close smarter.

  • Track signals like job change, promotion, and LinkedIn activity
  • Enrich contacts with verified email, phone, and social data instantly
  • Automate enrichment and updates with powerful workflows
  • Sync enriched contact info directly into your CRM and tools

Thousands of contacts — including decision-makers, influencers, and ICP matches — are just a search away.

Thousands of companies, including, are just a search away.