Software Application Developer (SaaS

Job Description

Responsibilities Develop new features for our SaaS platform Build responsive mobile and web applications Design modern, intuitive user interfaces Create custom application components and functionality Develop custom widgets and reusable components Integrate third-party APIs and services Build scalable backend functionality Troubleshoot and resolve application issues Optimize application performance Participate in feature planning and development Test and deploy new functionality Maintain clean, scalable, and well-documented code Collaborate with other developers, designers, and leadership Required Qualifications 2+ years of software or application development experience Strong experience with FlutterFlow Strong experience with Firebase Experience creating custom widgets and custom actions Experience integrating REST APIs Experience working with Cloud Firestore Strong UI/UX design understanding Ability to build responsive applications Git / GitHub experience Excellent problem-solving skills Excellent English communication Reliable high-speed internet Quiet professional workspace Preferred Qualifications Experience with: Dart Programming Firebase Authentication Firebase Cloud Functions Firebase Storage Firebase Security Rules Stripe Integrations Twilio Integrations AI APIs (OpenAI, Claude, Gemini) Push Notifications PDF Generation Mobile App Deployment Google Play Store Apple App Store Equipment Requirements Applicants should have: Windows 11 Computer (Preferred) Intel i7 / Ryzen 7 Processor or Better Minimum 16GB RAM Dual Monitors (Preferred) Reliable Fiber Internet Backup Internet Connection What We Offer Competitive Base Salary Long-Term Contractor Opportunity Flexible Remote Work Environment Opportunity to Build Innovative SaaS Software Exciting Development Projects Ongoing Learning Opportunities Career Advancement Direct Collaboration with Company Leadership Opportunity to Grow with a Fast-Growing U.S. Technology Company Schedule Monday-Friday U.S. Pacific Business Hours Remote (Work From Home) Why Join VertexifyCX? This is an opportunity to build software that businesses rely on every day. You'll work on AI-powered tools, business automation, customer management, mobile applications, and new platform features while helping shape the future of VertexifyCX. As our engineering team grows, there will be opportunities to advance into Senior Developer, Lead Developer, Solutions Architect, or Engineering Manager roles. About VertexifyCX VertexifyCX is a U.S.-based technology company helping businesses streamline operations through one integrated platform. Our software combines CRM, AI, scheduling, invoicing, websites, digital marketing, phone systems, automation, customer portals, and business management into one powerful SaaS solution. Our mission is simple: Help businesses work smarter, grow faster, and deliver exceptional customer experiences.