资深后端开发人员

As a Sr. Backend Engineer you will:

• Architect and develop high-performance backend services using NestJS, ensuring scalability and maintainability

• Design and optimize PostgreSQL database schemas and query performance

• Implement complex business logic and integration patterns for financial service workflows

• Create and maintain RESTful APIs with exceptional performance characteristics

• Develop robust data modeling strategies that support complex financial service configurations

• Lead backend system design and technical decision-making

• Leverage AWS cloud services to build scalable and reliable infrastructure

• Mentor junior engineers and contribute to the overall engineering team culture

• Implement comprehensive testing strategies, including unit and integration testing

• Establish and maintain backend observability and monitoring infrastructure

• Collaborate closely with frontend, product, and design teams to ensure seamless system integration

You'll be a great fit if you have:

• 7+ years of professional JavaScript development experience

• 7+ years of professional Node.js development experience

• Extensive experience with NestJS framework

• 6+ years of professional experience with PostgreSQL and relational database design

• Fluency in English & Spanish (Must). The team primarily communicates in Spanish, so strong written and verbal Spanish skills are essential.

• Proven track record of designing scalable, high-performance backend systems

• Deep understanding of TypeScript and advanced JavaScript patterns

• Strong experience with RESTful API design and implementation

• Expertise in database optimization and performance tuning

• Comprehensive knowledge of backend testing methodologies

• Substantial AWS cloud services experience, including:
• Amazon EC2

• Amazon RDS

• AWS Lambda

• Amazon S3

• AWS CloudWatch

• Infrastructure as Code (CloudFormation or Terraform)

• Experience with microservices architecture

• Strong debugging and systems troubleshooting skills

Bonus points if you have:

• Knowledge of the financial services domain

• CI/CD pipeline configuration experience

• Docker experience

• Message queue systems (RabbitMQ, Kafka) experience

• Backend observability tools experience

Need only Argentina candidates who speak both fluent English and Spanish
Originally posted on Himalayas