Ingénieur logiciel principal / Senior Software Engineer (Montreal)

Ingénieur logiciel principal / Senior Software Engineer (Montreal)

23 Sep
|
BBU Brainbox AI US
|
Montreal

23 Sep

BBU Brainbox AI US

Montreal

Be a part of our mission! As a world leader in creating comfortable, sustainable, and efficient climate solutions for buildings, homes and transportation, it's our responsibility to put the planet first. For us at Trane Technologies, and through our businesses including Trane® and Thermo King, sustainability is not just how we do business—it is our business.

Do you dare to look at the world's challenges and see impactful possibilities? Do you want to contribute to making a better future? If the answer is yes, we invite you to consider joining us in boldly challenging what's possible for a sustainable world.

Learn about our benefits designed for you to Thrive at work and at home. We boldly go.

Where is the work:

Our BrainBox AI Workplace Presence model dedicates specific in-office days each month to focus on relationships, learning and innovation.

Qu'y gagnez-vous:

Un avenir durable exige une évolution numérique continue. Notre équipe de solutions numériques est à l’avant-garde du développement de technologies climatiques de nouvelle génération axées sur la réduction de la consommation d’énergie du côté de la demande et des émissions. Notre équipe — incluant BrainBox AI, Nuvolo et d’autres — combine expertise technique et analyses avancées pour créer des solutions axées sur les données qui apportent une réelle valeur aux clients, aux collectivités et à la planète. Que vous fassiez progresser l’IA dans les systèmes de CVC ou que vous stimuliez l’analytique pour accroître l’efficacité, vos idées contribueront à concevoir des solutions pour des collectivités plus fortes et un monde durable.

We are seeking a Senior Software Engineer to join our Cloud Building Management System (CBMS) team, focusing on designing, developing, and maintaining scalable backend systems that power intelligent building automation.

Ce que vous ferez :

- Concevoir et développer des systèmes dorsaux performants et infonuagiques avec Python et une architecture de microservices
- Évaluer et recommander des services infonuagiques et des modèles architecturaux (AWS/GCP) axés sur l’évolutivité, la fiabilité et les coûts
- Créer et maintenir la documentation d’architecture, y compris les schémas systèmes, les spécifications d’API et les registres de décisions
- Diriger les revues de conception technique et contribuer à l’évolution de l’architecture de la plateforme
- Mettre en œuvre des API REST et des architectures orientées événements pour une communication fluide entre les services
- Développer et maintenir des pipelines de données utilisant Kafka (flux en temps réel) et Redis (mise en cache)
- Travailler avec des bases de données NoSQL (Cassandra) et relationnelles (PostgreSQL) pour bâtir des couches de persistance robustes
- Intégrer des dispositifs IoT et des protocoles d’automatisation des bâtiments afin de collecter et traiter des données de télémétrie
- Concevoir, mettre en œuvre et maintenir des pipelines CI/CD pour les tests automatisés, le déploiement et la surveillance
- Dépanner et optimiser les systèmes existants pour améliorer la performance, la fiabilité et l’observabilité
- Participer aux revues de code et encadrer les membres de l’équipe sur les meilleures pratiques
- Collaborer avec les équipes produit, science des données et ingénierie mécanique

Ce que vous apporterez:

- Baccalauréat ou maîtrise en informatique, génie logiciel ou domaine connexe
- 7+ années d’expérience en développement backend avec Python
- Solide compréhension de l’architecture de microservices, des systèmes distribués et des API REST
- Expérience pratique avec des services AWS ou GCP (p. ex. Lambda, ECS, S3, Cloud Functions, Pub/Sub, BigQuery)




- Connaissance des modèles architecturaux infonuagiques : serverless, orienté événements, conteneurs
- Maîtrise des bases de données NoSQL (Cassandra) et relationnelles (PostgreSQL)
- Expérience avec les courriers de messages (Kafka) et solutions de mise en cache (Redis)
- Expérience avec les pipelines CI/CD et les pratiques d’infrastructure sous forme de code
- Excellentes compétences en résolution de problèmes avec attention à l’évolutivité, la sécurité et l’opérationnalité
- Excellentes habiletés de communication
- Capacité à travailler de façon autonome en mode hybride ou à distance
- Atouts : Expérience avec les systèmes d’automatisation des bâtiments, les contrôles CVAC ou les technologies de bâtiments intelligents
- Familiarité avec les protocoles IoT (BACnet, Modbus, MQTT) et les modèles d’informatique en périphérie
- Expérience avec des architectures multinuage ou hybrides
- Connaissance de Docker et des orchestrateurs (Kubernetes, ECS)
- Expérience avec les outils d’observabilité (Datadog, Prometheus, Grafana)
- Connaissance en gestion de l’énergie, durabilité ou optimisation de performance des bâtiments
- Expérience en mentorat ou leadership technique
- Certifications professionnelles AWS ou GCP
- Exigences linguistiques Le bilinguisme français-anglais est requis.
- En plus de la maîtrise du français, les personnes retenues doivent posséder une compétence professionnelle complète en anglais afin de soutenir et de collaborer avec des clients, collègues et/ou divers intervenants anglophones.

What you will do:

- Design and develop high-performance, cloud-native backend systems using Python and microservices architecture
- Evaluate and recommend cloud services and architectural patterns (AWS/GCP) that align with scalability, reliability, and cost objectives
- Create and maintain architectural documentation, including system diagrams, API specifications, and design decision records
- Lead technical design reviews and contribute to the evolution of our platform architecture
- Implement RESTful APIs and event-driven architectures for seamless communication between services
- Develop and maintain data pipelines using Kafka for real-time streaming and Redis for caching
- Work with NoSQL (Cassandra) and relational (PostgreSQL) databases to build robust data persistence layers
- Integrate with IoT devices and building automation protocols to collect and process telemetry data
- Design, implement, and maintain CI/CD pipelines for automated testing, deployment, and monitoring
- Troubleshoot and optimize existing systems for improved performance, reliability, and observability
- Participate in code reviews and mentor team members on best practices and architectural principles
- Collaborate with cross-functional teams including product, data science, and mechanical engineering

What you will bring:

- Bachelor's or Master's degree in Computer Science, Software Engineering, or related field
- 7+ years of experience in backend development with Python
- Strong understanding of microservices architecture, distributed systems, and REST-based APIs
- Hands-on experience with AWS or GCP cloud services (e.g., Lambda, ECS, S3, Cloud Functions, Pub/Sub, BigQuery)
- Working knowledge of cloud architectural patterns including serverless, event-driven, and container-based deployments




- Proficiency with NoSQL (Cassandra) and relational (PostgreSQL) databases
- Experience with message brokers (Kafka) and caching solutions (Redis)
- Experience with CI/CD pipelines and infrastructure-as-code practices
- Excellent problem-solving skills with attention to scalability, security, and operational concerns
- Strong communication skills with the ability to articulate technical concepts to diverse audiences
- Self-motivated with the ability to work independently in a remote or hybrid environment

Preferred Qualifications

- Experience with building automation systems, HVAC controls, or smart building technologies
- Familiarity with IoT protocols (BACnet, Modbus, MQTT) and edge computing patterns
- Experience with multi-cloud or hybrid cloud architectures
- Knowledge of containerization (Docker) and orchestration (Kubernetes, ECS)
- Experience with observability tools (Datadog, Prometheus, Grafana)
- Background in energy management, sustainability, or building performance optimization
- Prior experience mentoring engineers or leading technical initiatives

Language Requirements

French-English bilingualism is required. In addition to fluency in French, successful candidates must have full professional proficiency in English in order to support and collaborate with English-speaking clients, colleagues and/or various stakeholders.

Annual Base Salary Range or Hourly Base Pay Range: $111 308,33 - $155 435,00

Compensation Type: Salary Incentive Eligible: Yes Sales Commission Eligible: No Disclaimer: We strive to provide competitive compensation for this position, tailored to a variety of factors. The actual compensation will depend on elements such as seniority, merit, geographic location, education, experience, travel requirements, and union designation. Our compensation range is generally based on the national average for the country. Additionally, benefits may vary depending on the region, business alignment, union involvement, and employee status. This posting is for an existing vacancy. The position is imminently available, and qualified candidates will be considered for immediate placement. We offer competitive compensation and comprehensive benefits and programs.

Equal Prospect Employer

We are an equal opportunity employer; all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, pregnancy, age, marital status, disability, status as a protected veteran, or any legally protected status.

About Trane Technologies

At Trane Technologies, we’re climate innovators with the courage to look at our world’s challenges and see endless opportunities. We aren’t afraid to make bold commitments that set new standards to enhance the health and well‑being of our employees, customers, communities, and the planet we share. Learn more about what we do & how we do it. Joining the Trane Technologies team is more than just a job – it’s the beginning of a career full of purpose, impact, and meaningful contributions that challenge what’s possible for a more sustainable future. Together, we know we can change the world. With an inclusive culture, benefits to support you and your family, limitless opportunities to grow, flexibility to help you balance life’s demands, and more – you’ll be supported to thrive at work and at home. Learn more about building a career with us.

Accommodation Statement

We are committed to providing reasonable accommodations to our candidates and employees who may need assistance with application or recruitment processes due to disability or impairment. To request an accommodation, please contact us at: [email protected]

📌 Ingénieur logiciel principal / Senior Software Engineer (Montreal)
🏢 BBU Brainbox AI US
📍 Montreal

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