Senior Software Engineer Frontend

Position Summary

We’re looking for a passionate and experienced Senior Software Engineer to join the payments team  this role, you’ll help design, build, and scale customer‑facing payment products, ensuring they are secure, reliable, and performant. You’ll collaborate closely with product managers, designers, and fellow engineers to deliver seamless payment experiences that power every transaction. This is a great opportunity for someone who thrives in a fast‑paced environment and is eager to take ownership of key initiatives within a growing company.

• Design, build, and maintain robust, scalable, and high‑performance frontend applications that power Good Leap’s payments experience across web platforms, ensuring secure and seamless customer interactions.
• Own end‑to‑end delivery of features—from technical design through implementation, testing, and deployment—operating with a high degree of autonomy and accountability within a fast‑moving team environment.
• Partner closely with product managers, designers, and backend engineers to deliver intuitive, reliable, and delightful payment experiences, driving alignment while maintaining strong engineering standards.
• Solve complex frontend challenges related to performance, scalability, resiliency, and security, particularly within payments and financial workflows.
• Establish and uphold best practices in frontend architecture, code quality, testing, and observability, including writing comprehensive unit and integration tests.
• Contribute to and evolve shared frontend systems (e.g., design systems, component libraries, micro‑frontend architecture) to enable high team velocity and consistency across products.
• Proactively identify opportunities to improve developer experience, tooling, and processes, enabling the team to move faster while maintaining high quality.
• Stay current with emerging trends, technologies, and innovations in the payments space, and proactively bring new ideas and perspectives to the team to continuously improve our products and user experience.
• Operate effectively in a fast‑paced, highly empowered team, where engineers are trusted to make decisions, challenge assumptions, and drive outcomes with minimal overhead.

• 5+ years of front‑end software development experience using Type Script, React, HTML, and CSS, building scalable and maintainable user interfaces.
• Experience integrating with RESTful APIs and third‑party services (e.g., Stripe or other payment platforms), with an understanding of secure data handling in financial applications.
• Strong ability to design and implement performant, scalable, and resilient frontend architectures in complex, production environments.
• Experience working in cloud‑based environments (e.g., AWS) and collaborating with backend systems built on microservices architectures.
• Excellent communication skills and a collaborative mindset, with a passion for clean code, continuous improvement, and delivering high‑quality user experiences.

• Experience in Fin Tech or other highly regulated industries.
• Previous work with real‑time payment processing systems.

• Work on impactful projects that enable sustainability and energy solutions.
• Competitive salary and benefits package.
• Opportunity for professional growth in a collaborative, inclusive, and fast‑paced environment.
• Work with a passionate, forward‑thinking team dedicated to making a difference.

Additional Information Regarding Job Duties and Job Description s: 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 to alter or change job responsibilities, reassign or transfer job position or assign additional job responsibilities, subject to applicable law. The Company shall provide reasonable accommodations of known disabilities to enable a qualified applicant or employee to apply for employment, perform the essential functions of the job, or enjoy the benefits and privileges of employment as required by the law.