Full-Stack Engineer (Backend)

Boston, MAEngineering – Software Engineering /Full-Time /HybridAt Lendbuzz, we believe financial opportunity should be more personalized and fair. We develop innovative technologies that provide underserved and overlooked borrowers with better access to credit. From our employees to our dealers, partners, and borrowers, we’ve built a company and a culture around a resolute belief in the promise and power of diversity. We value independent and critical thinking. We're looking for a backend-focused full-stack Software Engineer to build the high-quality, scalable backend systems behind our products, and to help shape the user experiences they power. You will play a key role in developing and scaling our in-house Operations team’s experience, owning features from design through deployment and collaborating closely with design, product, and backend teams to deliver scalable, high-performance systems.This is a full-stack role with about 70% focus on backend systems and a 30% focus on frontend.Key Responsibilities:Participate in all phases of agile software development, including design, implementation, testing, and deploymentBuild and maintain backend services in Python, supporting RESTful APIs and event-driven workflowsCollaborate with engineering teams to architect systems optimized for speed, scalability, and reliabilityContribute to frontend development in React, Next.js, and TypeScript, working across the full stack as product needs requireResearch, prototype, and evaluate new tools and technologies to improve our development workflowDevelop internal tools and integrate with external APIsContribute to the expansion, testing, and release of products that impact thousands of customersKey Requirements:Bachelor's degree in Computer Science, Engineering, or a related field (or equivalent experience)3+ years of backend development experienceExperience designing and implementing RESTful APIs, with familiarity in microservices and event-driven architectureFluency in relational database technology such as PostgreSQLStrong grounding in testing methodologies, including TDD and automated testing frameworksExperience with AWS or comparable cloud infrastructureFamiliarity with agentic development workflows and AI coding tools (Claude Code, Cursor, or similar), and an interest in applying them to real engineering workWorking knowledge of React, Next.js, and TypeScript, with a willingness to contribute across the stackProven ability to work independently, with strong communication and interpersonal skills$110,000 - $120,000 a yearWe believe:Diversityis a competitive advantage. We celebrate our differences, and are better when we have a variety of experiences, viewpoints, and backgrounds.Compassionis a strength. We care about our customers and look to build long-term relationships with them.Simplicityis a key feature. We work hard to make our forms and processes as painless and intuitive as possible.Honesty and transparency are non negotiable. We incorporate these traits in all of our interactions.Financial opportunity belongs to everyone. We work every day to improve lives by extending this opportunity.If you believe these things too then we would love to hear from you!Background ChecksAfter an offer is accepted, Lendbuzz conducts a pre-employment background check. Any evaluation of the background check will be subject to an individualized assessment, taking into account the applicant’s or employee’s specific record and the responsibilities and requirements of the particular role.A Note on Recruiting OutreachWe’ve been made aware of individuals falsely claiming to represent Lendbuzz using lookalike email addresses (eg @lendbuzzcareers.com). Please note that all legitimate emails from our team come from @lendbuzz.com. We will never ask for sensitive information or conduct interviews via messaging apps.