Design, develop, and maintain scalable backend services and APIs, collaborate with cross-functional teams, and ensure code quality through testing.
US Mobile is on a mission to revolutionize connectivity. Imagine a world where you can go into a single app and buy terabytes of data for every one of your devices: phone, smart devices, car, home broadband, and more. That’s the future that US Mobile is building: a software platform built truly for the 21st century and the age of 5G and IoT, with world class engineering, best-in-class user experience, and features that will define the next generation of connectivity.
At the core of it all, we have a team and culture that has been recognized by Forbes as one of the top 500 best startup employers in the US. Our team spans diverse backgrounds, cultures, and stories, with employees coming from 20+ countries.
We're a venture-backed company entering hypergrowth, having recently ranked 94th on Inc 5000's fastest-growing private companies in America, and we’re looking for someone exceptional to join our team.
Job Description:
We are looking for a skilled and motivated backend engineer to help us scale and connect millions of devices to wireless networks. In this role, you will be responsible for designing, developing, and maintaining scalable and robust backend services and APIs that power our products and services. You will work in a collaborative, agile environment, contributing to mission-critical systems.
Key Responsibilities:
- Develop and maintain RESTful APIs using Java (Spring Boot or related web frameworks) or Python (Flask, Django)
- Design and implement asynchronous service communication using RabbitMQ or AWS SQS/SNS
- Work with NoSQL databases like MongoDB for data modeling and storage
- Collaborate with Product, QA, and DevOps teams to deliver reliable and scalable features
- Write clean, testable, and well-documented code with unit and integration tests
- Participate in system architecture design, code reviews, and performance tuning
Qualifications:
- 3+ years of experience with Java and Spring Boot
- Strong experience with building and consuming REST APIs
- Hands-on experience with message brokers such as RabbitMQ or AWS SQS/SNS
- Familiarity with MongoDB or other NoSQL database technologies
- Solid understanding of Git, CI/CD workflows, and agile development practices
- Excellent debugging, problem-solving, and communication skills
- Excellent problem-solving and debugging skills
- Strong communication and team collaboration skills
Nice to Haves:
- Experience with AWS services (EC2, S3, Lambda, RDS, etc.)
- Familiarity with Docker or Kubernetes
- Monitoring and logging experience with Datadog (preferred), CloudWatch, or Prometheus
- Exposure to distributed system architecture and scalability patterns
Benefits:
- Competitive salary - $130k CAD-165k CAD
- Flexible working hours
- Gym reimbursement ($100/mo)
- Supplemental health insurance
- Professional development stipend
- $500 CAD wfh tech set-up reimbursement
Think you’d be a great fit? Apply to learn more!
Top Skills
AWS
Aws Sqs
Cloudwatch
Datadog
Django
Docker
Flask
Git
Java
Kubernetes
MongoDB
NoSQL
Prometheus
Python
RabbitMQ
Spring Boot
Similar Jobs
Healthtech
The Platform Engineer will develop and deploy scalable backend systems, collaborate with teams to enhance healthcare platforms, and ensure high coding standards.
Top Skills:
AWSCircleCIDockerDynamoDBGithub ActionsJavaNoSQLPythonSQLTerraform
Internet of Things • Mobile • Other • Software
Design, develop and maintain scalable backend services and APIs using Golang, Python, or Java, while collaborating with team members in an agile environment.
Top Skills:
Aws Ec2Aws LambdaAws RdsAws S3Aws Sqs,SnsCi/CdCloudwatchDatadogDjangoDockerFlaskGitGoJavaKubernetesMongoDBPrometheusPythonRabbitMQSpring Boot
Software
As a Back-End Developer, you will build, improve, and maintain backend services, collaborate with various teams, and ensure high-quality code delivery.
Top Skills:
Ai Productivity ToolsAWSCi/CdDockerGitPostgresPython
What you need to know about the Montreal Tech Scene
With roots dating back to 1642, Montreal is often recognized for its French-inspired architecture and cobblestone streets lined with traditional shops and cafés. But what truly sets the city apart is how it blends its rich tradition with a modern edge, reflected in its evolving skyline and fast-growing tech industry. According to economic promotion agency Montréal International, the city ranks among the top in North America to invest in artificial intelligence, making it le spot idéal for job seekers who want the best of both worlds.
Key Facts About Montreal Tech
- Number of Tech Workers: 255,000+ (2024, Tourisme Montréal)
- Major Tech Employers: SAP, Google, Microsoft, Cisco
- Key Industries: Artificial intelligence, machine learning, cybersecurity, cloud computing, web development
- Funding Landscape: $1.47 billion in venture capital funding in 2024 (BetaKit)
- Notable Investors: CIBC Innovation Banking, BDC Capital, Investissement Québec, Fonds de solidarité FTQ
- Research Centers and Universities: McGill University, Université de Montréal, Concordia University, Mila Quebec, ÉTS Montréal


