Software Engineer, Backend Developer, Full Stack Developer

About Sennos

Sennos is rapidly emerging as the global leader in AI-driven sensing, analytics, and control for the Fluid, Fermentation, and Bio-manufacturing industries. With a revolutionary integration of hardware, software, and real‑time multivariate data, we have built the world’s most advanced sensing system and largest AI‑powered fermentation data warehouse. We own the entire stack—from sensing hardware to data infrastructure—delivering a breakthrough solution that reveals complex biological and chemical interactions, predicts precision outcomes, and enables next‑generation production control.

As a Software Engineer, you will be a member of the Product Development team. You will build and enhance the applications and APIs that power our customer experience, working across our PHP 8.x API and React / React Native front‑end applications to collect and present fermentation data graphically, delivering both complex raw data and insights from our analytics engine.

• Build and maintain features across the PHP 8.x API and React / React Native front‑end applications.
• Write clean, testable code and contribute to a robust test suite across the stack.
• Work with product management, designers, and subject matter experts to understand customer use cases and translate them into technical solutions.
• Optimize implementation of designs to deliver performance, reliability, maintainability, and testability.
• Document design decisions and approaches in Jira, Confluence, or Git Hub.
• Participate constructively in code reviews, giving and receiving feedback.

Bachelor’s degree in Computer Science or a related field, or equivalent years of professional experience.

• At least four years of professional software development experience.
• Solid experience with PHP 8.x in a professional, production environment.
• Strong proficiency in JavaScript with React and/or React Native.

• Strong understanding of unit testing methodology and a commitment to writing testable code.
• Ability to collaborate effectively on design and architecture decisions.
• Strong competency in data structure design and SQL (PostgreSQL preferred).
• Excellent problem‑solving skills and attention to detail.
• Strong written and verbal communication skills.

• Experience with REST APIs, mobile data presentation technologies, and/or notification/messaging services.
• Experience with PHP frameworks such as Symfony or Laravel.
• Experience with CI/CD pipelines, API design patterns, or cloud infrastructure (AWS).
• Familiarity with fermentation, brewing, or food and beverage industries.

• Ability to sit for extended periods while working at a computer.
• Office setting with remote/hybrid flexibility.
• Minimal travel required.

Applicants must be permanently authorized to work for any employer in the United States. We are unable to sponsor or take over sponsorship of an employment visa at this time.

We do not accept unsolicited candidate submissions. We only work with recruitment agencies that have a signed agreement with our HR team.