Backend Engineer

This role is for one of our clients

Requirements

What You'll Do

• Build high-performance backend services using Go
• Design and develop scalable APIs and microservices
• Work with PostgreSQL, ClickHouse, and distributed data systems
• Build event-driven systems using Kafka and message queues
• Design reliable data pipelines and backend workflows
• Optimize system performance, latency, and resource utilization
• Work on real-time communication infrastructure (WebRTC, LiveKit)
• Collaborate closely with product, AI, and frontend teams
• Own services end-to-end from design to deployment and monitoring
• Improve backend architecture, reliability, and developer experience

What We're Looking For

• 3–5 years of backend development experience
• Strong experience with Go (Golang)
• Experience building scalable APIs and distributed systems
• Strong understanding of PostgreSQL and database design
• Experience with Kafka or similar messaging systems
• Experience with cloud infrastructure and containerized deployments
• Good understanding of system design, concurrency, and performance optimization
• Ability to debug production systems and drive issues to resolution
• Ability to own features and services end-to-end

Nice to Have

• Experience with LiveKit, WebRTC, or real-time communication systems
• Experience with ClickHouse or analytical databases
• Experience with Kubernetes and cloud-native architectures
• Experience building AI or voice infrastructure systems
• Startup experience

What Matters Most

• You write clean, maintainable, and scalable code
• You think in systems, not just features
• You care about reliability, performance, and developer experience
• You can move fast and take ownership
• You enjoy solving hard engineering problems
• You want to build products used by millions of users
• Tech Stack: Go, Kafka, PostgreSQL, ClickHouse, LiveKit, WebRTC, Kubernetes, AWS, Python,
• gRPC, Docker

Must-have skills

Golang, Kafka, PostgreSQL

Good-to-have skills

LiveKit, ClickHouse , voice infrastructure systems