
Posted 21 days ago
Senior Backend Programmer | Programmeur·euse Backend Sénior·e
Montreal, QCHybrid
AI Summary
Design, build, and maintain advanced backend services and operational systems that support production teams, with a focus on scalability, reliability, and studio-wide impact.
About this role
Behaviour is looking for a Senior Backend Programmer to join our internal R&D team and help build the tools and services that production teams rely on every single day. In this role, you'll design systems that reduce time-to-production, empower developers across the studio, and run reliably at scale. The kind of behind-the-scenes work that quietly makes everything else possible.
If you enjoy solving backend problems, care deeply about clean architecture and want your code to have a studio-wide impact, we'd love to hear from you.
In this role you will :
- Design, build, and maintain advanced backend services and operational systems;
- Define technical specifications and requirements before developing new features and services;
- Diagnose and resolve issues to improve application stability, code quality, and CI/CD pipeline robustness;
- Collaborate closely with other developers to deliver scalable, production-grade services;
- Develop, execute, and analyze functional to ensure performance and reliability.
What we are looking for :
- Minimum of 5 years of backend development experience in Python;
- Strong, hands-on expertise in the AWS ecosystem, including services like Lambda, ECS, API Gateway, RDS, DynamoDB, S3, and CloudWatch;
- Solid grasp of REST APIs, WebSockets, and modern software architecture principles;
- Experience with Linux environments, server performance optimization, and secure client-server development;
- Experience with CI/CD practices and tools such as GitLab Pipelines, Jenkins, or GitHub Actions;
- Experience with Infrastructure as Code tools like Terraform, Pulumi, or CDK;
- Knowledge of relational and NoSQL databases, including data modeling and performance considerations.
Dans ce rôle, tu devras :
- Concevoir, bâtir et maintenir des services backend avancés ainsi que des systèmes opérationnels;
- Définir les spécifications techniques et les exigences avant de développer de nouvelles fonctionnalités et services;
- Diagnostiquer et résoudre des problèmes afin d'améliorer la stabilité des applications, la qualité du code et la robustesse des pipelines CI/CD;
- Collaborer étroitement avec d'autres développeurs afin de livrer des services évolutifs, de qualité production;
- Développer, exécuter et analyser des tests fonctionnels afin d'assurer la performance et la fiabilité.
Ce que nous recherchons :
- Minimum de 5 ans d'expérience en développement backend en Python;
- Expertise solide et pratique de l'écosystème AWS, incluant des services comme Lambda, ECS, API Gateway, RDS, DynamoDB, S3 et CloudWatch;
- Solide compréhension des API REST, des WebSockets et des principes modernes d'architecture logicielle;
- Expérience avec les environnements Linux, l'optimisation de la performance des serveurs et le développement sécurisé client-serveur;
- Expérience avec les pratiques et outils CI/CD tels que GitLab Pipelines, Jenkins ou GitHub Actions;
- Expérience avec des outils d'infrastructure as code tels que Terraform, Pulumi ou CDK;
- Connaissance des bases de données relationnelles et NoSQL, incluant la modélisation des données et les considérations de performance.
Skills
AWS API GatewayAWS CloudWatchAWS DynamoDBAWS ECSAWS LambdaAWS RDSAWS S3CDKCI/CDGitHub ActionsGitLab PipelinesInfrastructure As CodeJenkinsLinuxPulumiPythonREST APITerraformWebSockets
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Market data for backend engineer roles
All reports →- Role reportBackend engineer jobs, Sep 2026: new listings up 22.7% in a weekBackend engineer new listings rose 22.7% this week to 481, with 4,949 active roles. Senior positions make up over half. Apply early to new openings.
- SeriesSalary reportsWhat employers publish in job postings, by level and workplace. Not self-reported pay.
- Market overviewState of tech hiring, September 2026: up 4.8%Tech hiring rose 4.8% month over month in September 2026, with 411,122 new listings. Customer support and account executive roles led the growth.