Backend Engineer - Intern at OneIoT

On-site · Hyderabad, Telangana, India · intern

Practice the Backend Engineer - Intern interview at OneIoT with an AI interviewer: voice, live coding and a scorecard.

Skills the interview covers

• Golang
• PostgreSQL
• REST APIs
• gRPC APIs
• Docker
• microservices architecture
• Kafka
• NATS

About the role

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. 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.

How OneIoT interviews run · More open roles