Software Engineer, Typescript

About Good Leap:

Good Leap is a technology company delivering best‑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. Thousands of professionals deploying home efficiency and solar solutions rely on Good Leap’s proprietary, AI‑powered applications and developer tools to drive more transparent customer communication, deeper business intelligence, and streamlined payment and operations.

Our platform has led to more than $30 billion in financing for sustainable solutions since 2018.

Good Leap is also proud to support our award‑winning nonprofit, Give Power, which is building and deploying life‑saving water and clean electricity systems, changing the lives of more than 1.6 million people across Africa, Asia, and South America.

We’re looking for a highly experienced Staff Engineer, specialized in Typescript, who is passionate about designing scalable architecture and leading technical innovation. As a Staff Engineer, you will influence the technical direction of multiple projects, provide mentorship across teams and ensure high‑quality engineering standards. You will collaborate closely with product, design, and engineering leadership to solve complex problems and deliver robust, maintainable systems.

Beyond coding, you will drive technical excellence, champion best practices, and be a key decision‑maker in shaping our engineering culture.

• Lead the design and implementation of large‑scale, Typescript‑based applications and services.
• Define and maintain architectural standards, ensuring scalability, performance, and long‑term sustainability across projects.
• Collaborate with Product Managers, Designers, and Engineering Leads to translate business needs into technical strategies and clear execution plans.
• Evaluate and introduce new technologies, tools, and frameworks to improve developer productivity and system reliability.
• Review and guide the work of engineers, providing constructive feedback and fostering technical excellence.
• Solve complex technical challenges and provide direction on system design, code structure, and best practices.
• Mentor senior and mid‑level engineers, encouraging professional growth and knowledge‑sharing across the organization.
• Ensure code quality through automated testing, code reviews, documentation, and continuous improvement processes.
• Contribute to long‑term technical roadmaps and align engineering efforts with business goals.

• 7+ years of experience in software development, with at least 4 years building applications using Typescript.
• Strong expertise in modern frameworks and tools (e.g. Node.js, NestJS, React, or similar).
• Deep understanding of software architecture, design patterns, modular code design, and scalable system design.
• Proven experience in leading technical initiatives.
• Experience with cloud environments (preferably AWS – serverless, Lambda, API Gateway, Dynamo
  
  DB, Mongo Db, etc.).
• Solid understanding of CI/CD pipelines, Dev Ops practices, testing frameworks, and performance optimization.
• Excellent troubleshooting and problem‑solving skills, with a proactive and ownership‑driven mindset.
• Ability to communicate complex technical topics clearly to both technical and non‑technical stakeholders.

$173,000 – $200,000 a year

In addition to the above salary, this role may be eligible for a bonus and equity.

Job duties include additional responsibilities as assigned by one's supervisor or other managers related to the position/department. This job description is meant to describe the general nature and level of work being performed; it is not intended to be construed as an exhaustive list of all responsibilities, duties and other skills required for the position. The Company reserves the right at any time with or without notice…