Founding Software Engineer (Equity Only)

SideKix is a business operating system that helps people plan, build, and grow successful businesses through AI guidance, human support, and community. The Founding Software Engineer will own development and modernization of Flutter applications for Android and Web, build backend integrations and platform features, and establish reliable engineering practices for launch and continued growth.

Responsibilities:

• Partner directly with leaders on product vision and execution
• Partner with product, design, and engineering leadership to bring SideKix to market
• Own development of our Flutter applications across Android and Web, delivering pixel-perfect implementation from Figma designs
• Refactor and modernize our existing Flutter codebase to improve architecture, performance, and maintainability before launch
• Build and maintain backend integrations, APIs, authentication, AI features, payment systems, and cloud services
• Own testing, CI/CD, release management, monitoring, and performance optimization to ensure reliable deployments
• Use analytics and user feedback to continuously improve the product after launch
• Write clean, maintainable, well-documented code and help establish engineering best practices

Requirements:

• Must be located in the United States
• Must be a Citizen of the United States
• Proven track record building, shipping, and iterating on production software
• Strong experience building mobile and web applications with Flutter, APIs, and modern cloud services
• Experience designing scalable application architecture and creating reliable, maintainable systems
• A founder mindset: comfortable taking ownership, solving ambiguous problems, and moving between technical execution and product strategy
• Experience managing production releases, deployments, app store submissions, testing, and ongoing product improvements
• Passion for AI-driven personalization, thoughtful user experiences, and human-centered design
• Familiarity with Figma, analytics tools, monitoring platforms, and modern development workflows
• Experience building products for small businesses, creators, education, or community-driven platforms