Full-Stack Developer (Nextjs / Python / AI)

Aspire Software

We are looking for an Intermediate Full-Stack Developer to join our agile and fast-paced engineering team.

In this role, you will work closely with our lead developer to maintain, improve, and expand the Sadie platform. You ll contribute to building scalable features, improving system reliability, and enhancing AI-driven functionality across the product.

This is a high-impact position where you ll take ownership of meaningful parts of the codebase and help shape the future of an AI-first product in the automotive industry.

Key Responsibilities

• Develop and maintain features across the full stack (frontend and backend)
• Collaborate with the lead developer on architecture decisions and system improvements
• Build scalable, high-performance UI components using React, Next.js, and TypeScript
• Develop and maintain backend services using Python (FastAPI or similar)
• Integrate and optimize AI/LLM-powered features within the platform
• Write clean, maintainable, and well-documented code
• Participate in code reviews and technical discussions
• Improve system reliability, performance, and monitoring

• Strong skills in React, Next.js, and TypeScript
• Solid experience with Python (FastAPI or similar frameworks)
• Good understanding of REST APIs and modern web architecture
• Experience working with production applications
• Ability to work independently while collaborating in a small team
• Strong problem-solving and debugging skills
• Comfortable working in a fast-paced startup environment
• Experience implementing automated testing (unit, integration, or end-to-end testing) br>

Nice To Have:

• Experience integrating LLMs into real-world applications (OpenAI, Vertex AI, etc.)
• Experience implementing automated testing (unit, integration, or end-to-end testing)
• Familiarity with monitoring and analytics tools (Sentry, Signoz, etc.)
• Experience building or scaling AI-powered SaaS platforms
• Previous exposure to DMS or dealership-related software