Backend Engineer - Intern

Role Overview

OneIOT is an AI-native IoT software company building the next generation of connected, data-driven platforms. We are looking for a Backend Engineer Intern to design, develop, and optimize the APIs and data pipelines powering our next-generation IoT and data-driven platforms in a fast-moving startup environment.

Responsibilities

• Develop and maintain high-performance backend services in Golang
• Build REST and gRPC APIs for large-scale data systems
• Optimize PostgreSQL queries and database interactions
• Collaborate with frontend, DevOps, and product teams on end-to-end delivery
• Write clean, testable, maintainable code following best practices
• Participate in design discussions, code reviews, and architecture improvements

Requirements

• 0–1 year of backend development experience
• Hands-on experience with Golang (concurrency, goroutines, channels)
• Solid understanding of PostgreSQL and microservices architecture
• Experience with Docker and message queues (Kafka/NATS preferred)
• Familiarity with Node.js or TypeScript is a plus
• Strong problem-solving mindset and a sense of ownership

Nice to Have

• Experience with Redis, Prometheus, Grafana, or Kubernetes
• Exposure to CI/CD workflows
• Prior experience in a startup or fast-paced product environment

Skills

• Golang
• PostgreSQL
• Docker
• gRPC
• Microservices