Senior Backend Developer
New
R
Remote Talent LATAMSoftware Development
This position is only open to candidates residing in Latin American (LATAM) countries, 9:00 AM – 5:00 PMFull-TimeSenior
Salary4,500 USD per month
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Job Details
- Languages
- English
- Experience
- 5+ years
- Required Skills
- DockerGraphQLNode.jsPostgreSQLPythonTypeScriptAzureGoRedis
Requirements
- 5+ years of backend development experience
- Production experience in one or more of: Go, TypeScript/Node.js or Python
- Strong understanding of concurrency models and system scalability
- Deep knowledge of PostgreSQL, including schema design, query optimization, and connection management
- Experience with Redis for caching and async/background processing
- Hands-on experience with GraphQL API design
- Solid system design fundamentals: multi-tenant architectures, distributed systems, event-driven patterns
- Familiarity with Docker; Kubernetes experience is a plus
- Experience with cloud infrastructure, particularly Azure
- Excellent communication skills and professional English
Responsibilities
- Design and build backend services, APIs, and async background workers for a high-volume, multi-tenant platform
- Own system design decisions and contribute to architecture discussions with a small, senior team
- Work directly with Shopify APIs as part of a large-scale merchant integration
- Manage and optimize PostgreSQL databases, including connection pooling and query performance
- Contribute to the migration of infrastructure from Railway to Azure
- Identify and resolve performance bottlenecks in a system processing millions of daily transactions
- Write clean, well-documented, testable code and participate in code reviews
- Use AI-assisted development tools to improve speed and quality
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