Palmetto is a leading clean tech company on a mission to accelerate the transition to a clean energy future. With a belief that consumers can have it all, we are an uncompromising energy company that makes coming clean a no brainer. Our award-winning technology platform empowers homeowners, businesses, and entrepreneurs to adopt renewable energy through simple, scalable, and innovative solutions. Operating at the intersection of B2B and D2C, we offer software, financial products, and services that drive real environmental impact—without compromising value. We deliver end-to-end solutions for whole home electrification that put clean energy within reach for all. Our employees are our most valuable resource. We foster a promote-from-within culture that prioritizes talent development, career growth, and purpose-driven work. Palmetto offers a comprehensive benefits package—including unlimited PTO, medical, dental, and vision coverage, paid parental leave, retirement plans, and more—so you can have it all both personally and professionally. Palmetto prioritizes people, planet, and profit—backed by a culture that values collaboration, impact, and balance. Join us in building a brighter, cleaner world. This position is based in Mexico City. Summary of Role: As a Software Development Engineer III at Palmetto, you will play a key role in designing, building, and scaling critical platform services using the MERN stack (MongoDB, Express, React.js, Node.js). You’ll work hands-on across the stack, with a stronger emphasis on server-side architecture and API development, while collaborating closely with product, design, and engineering teammates. This role is ideal for a passionate, growth-minded engineer who thrives in an Agile environment, brings ideas to the table, and has the technical depth to contribute to platform evolution and system scalability. You’ll work alongside, not for, other team members – contributing your ideas, code, and energy to shape solutions that drive business outcomes and customer satisfaction. Key Responsibilities: Strategic & Tactical Design and implement scalable client- and server-side solutions, with an emphasis on APIs, backend services, and database integration. Write high-quality, testable, and maintainable code across the full stack. Develop and maintain comprehensive unit, integration, and end-to-end tests. Diagnose and troubleshoot production issues and propose robust solutions. Participate in Agile ceremonies (planning, grooming, retrospectives) and contribute to meaningful story estimations. Engage in architectural discussions, technical design reviews, and contribute to Palmetto's engineering standards. Identify and advocate for opportunities to improve system performance, reliability, and developer productivity. Partner cross-functionally with product managers, designers, and QA to deliver well-rounded user-centric solutions. Team & Culture Actively participate in peer code reviews with a focus on knowledge sharing, mentorship, and maintaining high-quality code standards. Collaborate openly with others to help cultivate a culture of learning, innovation, and continuous improvement. Demonstrate an ownership mindset by anticipating future needs and contributing to long-term technical roadmap discussions. Minimum Qualifications 5+ years of professional software engineering experience. Proficiency with Node.js, Express, and experience designing/consuming RESTful APIs. Experience building and maintaining Single Page Applications (SPAs) with React.js. Hands-on experience working with NoSQL/document-based databases (e.g., MongoDB). Solid understanding of core web fundamentals (HTML, CSS, security, performance). Strong unit and integration testing discipline; TDD experience a plus. Familiarity with CI/CD pipelines, code versioning (Git), and modern development workflows. Excellent written and verbal communication skills. Strong problem-solving skills, a continuous learner mentality, and a commitment to team success. Preferred Qualifications Experience with Fastify, NestJS or other Node.js frameworks beyond Express. Familiarity with server-side rendering concepts and isomorphic React applications. Knowledge of authentication and authorization patterns (e.g., OAuth, JWT). Experience with front-end build tools (Webpack, Vite, Babel, etc.). Exposure to containerization (Docker) and cloud platforms (AWS, GCP, Azure). Interest or experience in microservice architecture and event-driven systems. Practical knowledge of Agile methodologies, pair programming, and code review practices. Enthusiasm for building clean, scalable, and maintainable code. At Palmetto, you’ll have the opportunity to contribute meaningfully to the transition to renewable energy, grow your career alongside talented peers, and make a real impact on the products we deliver. Our engineering team is scaling rapidly, and we’re seeking strong, thoughtful builders to help shape our future. Employment is contingent upon the successful completion of a background check. Palmetto embraces diversity and is an Equal Employment Opportunity employer. Employment is decided on the basis of qualifications, merit, and business need. We do not discriminate based upon race, religion, color, national origin, gender, sexual orientation, gender identity, gender expression, age, status as a protected veteran, status as an individual with a disability, or any other status protected under federal, state, or local law. Interested in building your career at Palmetto Clean Technology? Get future opportunities sent straight to your email. Accepted file types: pdf, doc, docx, txt, rtf LinkedIn Profile Website Are you a current or former employee of Palmetto? * Select... Will you now or in the future require employer sponsorship to work in Mexico? * Select... What is your current location? (City, State) * Please note this position requires working in the office four days per week out of Mexico City, Mexico (Monday - Thursday). Are you able to accommodate this schedule? * Select... Do you have any agreements with a current or former employer, such as a non-compete or non-solicitation agreement, that would restrict your ability to work for Palmetto? * Select... Select... U.S. Standard Demographic Questions We invite applicants to share their demographic background. If you choose to complete this survey, your responses may be used to identify areas of improvement in our hiring process. 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