Member of Technical Staff – Engineering

Job not on LinkedIn

🕒 July 27

🇨🇦 Canada – Remote

⏰ Full Time

🔴 Lead

🖥 Software Engineer

👻 Ghost score 21%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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FirstPrinciples

WebsiteLinkedInAll Job Openings

11 - 50 employees

Founded 2024

🤖 Artificial Intelligence

🔬 Science

☁️ SaaS

Artificial Intelligence • Science • SaaS

FirstPrinciples is a research company building AI systems for discovery in fundamental science. It develops domain-specialized models and tools (branded Theo: Theo Collaborator, Theo Conjecture, and Theo, the AI Physicist) to assist the scientific process—hypothesis generation, symbolic reasoning, tool integration, validation loops, and reproducible research objects. The company emphasizes transparency, stewardship of knowledge as a public good, and alignment with the scientific community. Technical claims include multiple fine-tuned models across physics domains, a model family with 120B+ parameters trained on a curated corpus of 3M+ scientific papers, and internal experiments in areas like quantum information.

📋 Description

• Contribute to the design and coding of the AI Physicist, a closed-loop research engine. • Write safe, testable code and set up automated unit tests to catch errors. • Explore and integrate SOTA tools into existing platforms to enhance model capabilities. • Add self-improvement features that pass automated checks before deployment. • Track runtime metrics and suggest optimizations that keep the project efficient and sustainable. • Develop custom tech solutions tailored to the specific needs of researchers. • Apply knowledge of product development principles and practices to ensure effectiveness. • Collaborate with stakeholders to define requirements, prioritize features, and ensure successful delivery.

🎯 Requirements

• Bachelor's or Master's degree in Computer Science, Engineering, or related field. • Experience with common software architecture patterns and best practices. • Proven experience with web development and API integrations is essential. • Excellent programming skills are a must. • Proficiency in gen AI tools and their applications (e.g., ChatGPT, AlphaCode, Claude) is necessary. • Strong communication skills are crucial to articulate technical concepts to non-technical stakeholders. • Ability to work independently and collaboratively in a fast-paced environment. • Knowledge of theoretical physics or a strong interest in the field is a plus. • Familiarity with cloud technologies and infrastructure is a plus. • A passion for advancing knowledge and science advocacy is highly desirable.

🏖️ Benefits

• Health insurance • Retirement plans • Flexible work arrangements • Professional development