Software Development Engineer III

Company Description

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 impactwithout 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 packageincluding unlimited PTO medical dental and vision coverage paid parental leave retirement plans and moreso you can have it all both personally and professionally. Palmetto prioritizes people planet and profitbacked by a culture that values collaboration impact and balance. Join us in building a brighter cleaner world.

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 ). Youll 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.

Youll 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 Palmettos 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.
• Strong proficiency in JavaScript (ES6) and understanding of the JavaScript object model.
• Proficiency with Express and experience designing/consuming RESTful APIs.
• Experience building and maintaining Single Page Applications (SPAs) with .
• 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.

Qualifications:

• Experience with Fastify NestJS or other 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.

Employment is contingent upon the successful completion of a background check.

Equal Employment Opportunity

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.

For more about our Privacy Policy visit: