Software Development Engineer - 2

leWe are looking for an extraordinary Software Development Engineer who is passionate about transforming how children engage with technology and acquire future -ready skills. We are looking for a highly skilled Backend SDE II who can design, build, and scale backend systems that power our core products. You will work on high -performance APIs, distributed systems, data pipelines, and scalable microservices. You should be strong in system design, clean code practices, and building reliable production system.

• Design, build, and maintain scalable, reliable, and secure backend services (Node.js).
  
• Develop RESTful APIs, microservices, and event -driven architectures.
  
• Optimize application performance and ensure low latency, high throughput systems.
  

• Participate in high -level architecture, database modelling, and system design discussions.
  
• Build distributed systems that scale to millions of users.
  
• Implement best practices for fault tolerance, observability, caching, and resiliency.
  

• Write clean, maintainable, well -tested code.
  
• Perform code reviews and enforce engineering standards.
  
• Work with CI/CD pipelines, version control, and deployment automation.
  

• Work with SQL and NoSQL databases (PostgreSQL, MongoDB, Redis).
  
• Design efficient schemas, indexes, and optimize complex queries.
  
• Manage data pipelines, messaging queues (SQS/Kafka/RabbitMQ).
  
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• Work closely with product, frontend, QA, and DevOps teams.
  
• Convert product requirements into technical specifications.
  
• Mentor junior engineers and contribute to engineering culture.
  
  

Requirements

• 3+ years of backend development experience.
  
• Strong proficiency in Node.js
  
• Solid understanding of REST APIs, microservices, asynchronous processing.
  
• Experience with AWS serverless (Lambda), or containerized deployments (Docker, Kubernetes).
  
• Strong understanding of system design, distributed systems, caching, and queues.
  
• Hands -on experience with relational and NoSQL databases.
  
• Familiarity with observability tools (Prometheus, Grafana, ELK, CloudWatch).
  
• Strong debugging, performance tuning, and problem -solving skills.