Backend Software Engineer

About Us
Sentinel Devices is leading the way in decentralized AI/ML solutions for industrial equipment. Our platforms enable secure, local data collection, monitoring, and decision-making entirely independent of the cloud. Our technology makes cost-effective monitoring of remote and security-sensitive industrial assets possible.

About the Backend Software Engineer position

We're seeking a skilled Backend Software Engineer to enhance our flagship product, OTAware. In this role, you'll build and refine infrastructure critical to real-world operations, including database queries, networking layers, APIs, configuration management, and startup scripts. You'll gain deep expertise in Linux, command-line operations, Docker, and edge computing. Your work will directly contribute to innovative offline and air-gapped systems, ensuring autonomous operations and minimal human intervention. This is your chance to join a globally impactful team tackling challenges affecting millions of people. This position is full-time and in-person.

Backend Software Engineer responsibilities include:

• Develop Python modules for new features, optimizations, and next-generation capabilities in OTAware
• Create, customize, and optimize Docker containers to adapt to evolving feature requirements
• Identify inefficiencies in container deployments and innovate to minimize resource consumption through alternative runtimes and strategies
• Implement efficient state coordination algorithms for device control, optimizing performance
• Craft queries and algorithms capable of parsing and analyzing multi-year datasets efficiently, operating within tight computational constraints
• Collaborate closely with team members and customers to identify, scope, and implement high-impact new features

Tech stack:

• Primary languages: Python
• Additional languages: C++, Go, Typescript
• Technologies: SQL, Docker, RESTful APIs, MQTT

Required skills & experience:

• Proficiency with Linux environments
• Strong programming skills in Python and/or C++
• Experience with database systems (Postgres, SQLite, or equivalent)
• Experience with SQL or similar database languages
• Familiarity with Git and version control best practices

Preferred skills (nice-to-have):

• Embedded systems development (e.g., Raspberry Pi, Arduino)
• Containerization and Docker expertise

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