Coverstar is building the first safe, creative, AI-native social platform for Gen Alpha. We’re building a world where the next generation can create, connect, and grow with technology that’s fun, expressive, and safe by design. We’re backed by top investors like a16z, moving quick, and hiring a mission-aligned Backend Engineer / SRE to help us power the next generation of personalized content and community.

As a Backend Engineer / SRE , you’ll maintain, optimize, and scale Coverstar’s backend systems to ensure they’re secure, reliable, and high-performing . You’ll lead efforts in infrastructure, monitoring, and incident response while partnering with backend, data, and AI teams. Your work keeps every feature, feed, and livestream running smoothly and safely for our community.

AI/ML Infrastructure Support Partner with AI/ML engineers to build and scale model training and inference pipelines. Design and maintain data pipelines for preprocessing, labeling automation, and semi-manual labeling workflows. Optimize compute and storage architecture for efficient training and deployment.

Optimize

Postgres and DynamoDB performance through query analysis, indexing, and partitioning strategies. Ensure database scalability and availability for high-throughput workloads. Drive proactive capacity planning and long-term infrastructure improvements.

Expand centralized monitoring: build on our Grafana/Prometheus setup by unifying logs, metrics, and system health data.

Troubleshoot and fix incidents:



respond to service disruptions during EDT coverage (9AM–9PM), restore services quickly, and drive long-term preventive measures. Have 2+ years of hands on backend development experience, preferably on AWS cloud. Proficiency with Postgres and DynamoDB , including performance optimization and scaling strategies.

Experience building or supporting ML/data pipelines is a strong plus, or proven willingness to learn. Proactive, detail-oriented, and excited to build infrastructure that empowers a safe, creative community for Gen Alpha.

Infrastructure: AWS (Lambda, EC2, ECS, S3, CloudFront, CloudWatch, Kinesis) Languages & Frameworks: Python, Node.js, FastAPI Observability & Ops: Grafana, Prometheus, centralized logging/alerting pipelines Automated vulnerability scanning, penetration testing, real-time monitoring Native iOS & Android apps via secure backend APIs Build and scale the core infrastructure behind the next-gen social platform for Gen Alpha Work with a fast-moving team of backend engineers, AI specialists, and product builders Backend Developer Intern - Winter 2026 Semester (Jan-April, Remote - Canada) Full Stack Developer Intern - Gain Valuable Experience Backend Developer - Generic Connectivity Full Stack Developer (React/Python) - Up to $200k CAD + Exceptional Bonus - Elite FinTech Firm - Montreal We’re unlocking community knowledge in a new way. Experts add insights directly into each article, started with the help of AI. #

📌 Backend Engineer / SRE Lead (Montreal)
🏢 Coverstar
📍 Montreal