Senior Software Engineer/Tech Lead (Full-Stack)

We are seeking a highly skilled Senior Full-Stack Software Engineer to bring technical excellence, initiative and leadership to our team. As a Senior Engineer, you'll be a key contributor to the design, development, and scaling of our platform, working closely with product managers, designers, and fellow engineers to build solutions that are secure, reliable, and performance-optimized. You will work across the stack, leading initiatives from concept to delivery with a strong emphasis on Front End development. Key Responsibilities

• Lead the design and development of scalable, secure applications across the stack-spanning modern React UIs to high-performance Back End services.
• Design and build architecture that supports AI/ML-powered features across user-facing and API surfaces.
• Drive initiatives end-to-end-from ideation and planning to execution-by breaking down complex projects into MVPs and manageable releases.
• Collaborate with product and engineering leaders to align solutions with business objectives.
• Ensure compliance with security best practices and data privacy regulations.
• Mentor mid-level and junior engineers, fostering a culture of growth, learning, and technical excellence.
• Evaluate and implement new technologies and tools to continuously improve our applications and development processes.
• Communicate clearly, engage with stakeholders, product managers and cross-functional teams to align on goals, share progress and manage expectations.

• 5+ years of full-stack software development experience using Node.js, React, TypeScript, and REST APIs, with experience in state management (Redux, XState, Nanostores a plus), preferably with at least 1+ year working with AI/ML solutions or LLM.
• Experience implementing and maintaining CI/CD pipelines to streamline development, testing, and deployment processes.
• Familiarity with MLOps, CI/CD for AI pipelines, and AI observability tools.
• Deep understanding of architecture and best practices, including RESTful APIs, databases, secure coding, and responsive design.
• Experience with AWS architecture, including Lambda, ECS, S3, DynamoDB, and Step Functions.
• Familiarity with designing and developing application layers that interface with large language models (LLMs) or machine learning (ML) systems.
• Experience building and integrating LLM features (eg, via OpenAI, Claude, Vertex AI, or similar), including prompt design, vector storage, and retrieval strategies.
• Build tools and services to help other team members experiment and ship AI-enhanced features responsibly and efficiently.
• Excellent communication skills with the ability to influence technical direction and collaborate effectively across product and engineering teams.

Bonus Points

• Experience in FinTech or Mortgage

$146,000 - $170,000 a year Equal Opportunity Statement

GoodLeap is a technology company delivering best-in-class financing and software products for sustainable solutions, from solar panels and batteries to energy-efficient HVAC, heat pumps, roofing, windows, and more. Over 1 million homeowners have benefited from our simple, fast, and frictionless technology that makes the adoption of these products more affordable, accessible, and easier to understand.