Fullstack Developer

Chooose builds software to enable the lower carbon fuel value chain. Companies like Delta Air Lines, Cathay Pacific, British Airways, and Microsoft use the Chooose platform to build, operate, and scale their lower carbon fuel programs (typically referred to as Sustainable Aviation Fuel, or SAF), and to advance voluntary and compliance carbon management initiatives. With offices in Miami and Oslo, and remote employees across the US and Europe, Chooose is relentlessly focused on delivering enterprise software products to enable our customers to drive lower carbon fuel adoption.

The company has raised $50M from leading venture capital and strategic investors.

We are looking for a person who is open to new technologies, is not afraid to experiment, and is eager to learn. The ideal candidate will be self‑driven and able to take charge and make decisions. You will develop internal applications to drive efficiency within the Chooose organization leveraging your development skills and modern AI technologies, build‑out back‑end services for our customers, and support our Commercial team through technical implementation with customer‑facing opportunities.

This is a remote role that must be based in Massachusetts, New York, Pennsylvania, Maryland, or Florida.

• Maintain and scale complex front‑end (React, Type Script) and back‑end architecture (C#/.NET)
• Work directly with external clients
• Develop and maintain Python‑based data processing pipelines and command‑line interface (CLI) tools
• Develop and integrate AI/ML solutions into company processes and external‑facing products
• Have a hand in the technical implementation of our Platform and Solutions and support our Commercial team
• Creation of unit tests or integration tests (Vitest)
• Maintain and scale complex services
• Drive efficiency internally through scalable processes and applications

• 5+ years of hands‑on experience
• Strong organizational and project management skills
• Excellent verbal communication skills. A bonus if you have managed external‑facing clients previously
• Critical problem‑solving skills
• Meticulous attention to detail
• Degree in computer science, engineering or equivalent
• Must be based in Massachusetts, New York, Pennsylvania, Maryland, or Florida

• Integrations
• Python (FastAPI)
• Some experience incorporating AI features into SaaS products

We offer a competitive salary, a comprehensive benefits package including medical, dental, and vision insurance, voluntary 401(k) contributions, paid parental leave, a robust PTO package, the option to participate in our employee equity program, flexible work hours, and access to ‘Spaces’ coworking space.

Chooose is an equal opportunity employer and does not discriminate based on race, color, religion (creed), gender, gender expression, age, national origin (ancestry), disability, marital status, sexual orientation, or military status. We are committed to providing an inclusive and welcoming environment to our employees and welcome input from candidates and employees on how we can enhance our inclusiveness.