Full Stack Software Engineer (Winter 2026 Internship/Co-op)

About Ammobia

Ammobia is on a mission to revolutionize the ammonia industry. We are a seed-stage startup developing Haber Bosch 2.0 – a next-generation ammonia synthesis process enabling cost-effective, clean ammonia production. Our proprietary swing reactor system runs at 10x lower pressures and 4x higher conversions than the state of the art, enabling economical production at any plant scale or energy source.

Clean ammonia will support ammonia’s growing role in our decarbonized world, tackling some of the most difficult to abate sectors including chemicals, fertilizers, and heavy-duty transportation. We are supported and recognized by leading climate tech organizations including Starlight Ventures, the US Department of Energy, Collaborative Fund, Third Derivative, Forbes 30u30, and more.

Job Description

Ammobia is seeking a skilled and versatile full-stack software engineering intern to help grow and maintain our internal systems. You will work on a variety of software projects that are key to our data pipeline, reactor control systems, and operator interfaces. You'll work along-side chemical engineers, reaction engineers, and technicians to build and maximize use of our cutting-edge ammonia synthesis systems at bench and pilot scales. We give our interns a high level of autonomy to build exciting projects that have material effect on both our business goals and our day-to-day happiness.

Successful applicants will have most of the following qualifications.

• Design, implement, and debug new features for Ammobia's custom lab information management system
• Integrate reactor control systems with our data pipeline
• Design and implement interfaces for data visualizations and operator controls
• Build and debug automation tooling to improve experiment throughput and reliability
• Assist with planning and implement the future of our cutting edge data systems

• Actively pursing a BS or MS in Computer Science, Computer Engineering, Electrical Engineering, or similar
• Demonstrated knowledge of web development concepts and frameworks, from UI to data storage (Python, Flask/Quart, HTML/CSS)
• Demonstrated knowledge of IoT device communications, message broker systems, and similar technologies (Kafka, MQTT, Telegraf, QuestDB)
• Demonstrated knowledge of WebOps technologies (Docker, Ubuntu server, etc)
• An eye for data design and control interface development (Ignition, Grafana, HTML)
• Excellent written and verbal communication skills
• Self-motivated, proactive, and able to work both independently and collaboratively 
• Passion for sustainability and excitement about working at an early-stage start-up

• Any chemical engineering related experience
• Experience with fluid systems and/or thermocatalytic processes
• Experience with controls engineering, PID loops, I2C, 0-10V or 4-20mA, RS-485, and other similar device communications
• Experience in start-up environments

Who we are

We are a small and passionate team of scientists and engineers. We value teamwork, accountability, open communication, and rapid iteration. We emphasize career growth, mutual feedback, and a fun and exciting working environment. Check out ammobia.co/careers for our full values statement and ammobia.co/team to learn more about us.

The position is full-time and in-person in San Francisco, CA.