Senior Software Engineer - Middleware & Integration

Stand Together is a philanthropic community that helps America’s boldest changemakers tackle the root causes of our country’s biggest problems, from education to the economy, broken communities, and toxic division, among dozens of other pressing issues. We provide our partners with access to resources including funding, thought leadership, a network of peers, and a playbook for applying proven principles to transform lives and society.  Stand Together is seeking a Senior Software Engineer to provide technical leadership on our high-visibility, consumer-facing web applications. This role is responsible for the architecture, design, and delivery of scalable single-page applications built on AWS.   The Senior Software Engineer will combine hands-on development with architectural oversight, ensuring the reliability, performance, and long-term scalability of our digital ecosystem while mentoring engineers and partnering cross-functionally to deliver high-impact solutions.