GHGSat offers greenhouse gas detection, measurement, and monitoring services to industrial and government customers around the world. We use our own satellites and aircraft sensors, combined with third-party data, to help industrial emitters better understand, control, and reduce their emissions. GHGSat’s capability is unique: we provide high-resolution, local measurements of atmospheric methane and carbon dioxide concentration from space. This further enables to detect greenhouse gas emitters and to visualize and quantify their emissions. We are looking for a senior engineer who wants their work to matter, who takes pride in building software that is reliable and genuinely useful, and who makes the team around them better. Who you are Beyond the technical bar, we care a great deal about the kind of engineer and colleague you are. We are looking for someone who: Cares about the environment and is motivated by the problem we are working on. Communicates clearly and openly, with teammates and with non-technical partners alike. Loves to learn and to share what they know, lifting the whole team in the process. Works well with others and helps create a collaborative, autonomous team culture. Responsibilities Participate in the full application lifecycle, with a focus on developing features and delivering value to users. Develop, test, integrate, and deploy backend, frontend, and API stacks. Maintain and ensure the high availability of GHGSat web services, both externally and internally. Collaborate with developers, designers, QA, and Product Owners to identify and shape new features. NOTE: This role requires participation in a shared on call rotation with other members of the team. Requirements Required qualifications Bachelor's degree in Computer Science, Software Engineering, or equivalent practical experience. A proven track record of building and shipping scalable web applications that drive user value. Strong experience with Python and TypeScript in a web context. Experience designing and implementing services in the cloud (AWS). Experience deploying containerized applications with Docker and/or Kubernetes. Experience with databases and ETL systems (PostgreSQL). A test-driven development mindset, with solid CI/CD and documentation practices. Desired qualifications Python web frameworks such as Django or FastAPI. Python ETL tooling such as pandas, SQLAlchemy, or dbt. Frontend experience with React and Material UI. Deployment tooling such as Argo within a Kubernetes environment. Comfort working in a Linux environment. Entrepreneurial energy and determination. Interest in remote sensing systems and space. Eligibility This role requires the ability to obtain Canadian government security clearance. Benefits This is a rare opportunity to work on urgent problems. You’ll join a small but high-impact team and help scale a company doing meaningful work for the planet. Competitive salary and stock options for all full-time employees Health and dental benefits Paid time off and floating statutory holidays Flexible work environment GHGSat offers a creative and highly motivating work environment. We provide competitive compensation, comprehensive benefits, flexible work arrangements, and opportunities for ongoing development. We are committed to building a diverse and inclusive workplace. GHGSat is an equal opportunity employer and does not discriminate on the basis of race, national origin, gender, gender identity, sexual orientation, age, or any other legally protected status. If you require accommodation, please notify your recruiter.