About the Role

We are looking for a Senior Golang Backend Developer who is highly proficient in Go and capable of independently handling the majority of ZEX's backend development.

You will work closely with the CTO, AI/ML team, Android team, DevOps team, and product team to design, build, secure, and scale backend services powering the ZEX ecosystem.

This is a high-ownership role. We are looking for someone who can not only write code but also make sound architectural decisions, identify backend bottlenecks, design scalable systems, review code, and take responsibility for backend delivery.

Key Responsibilities

Backend Development
- Design and develop scalable backend services using Golang.
- Build RESTful and/or GraphQL APIs for ZEX mobile applications and internal systems.
- Develop highly reliable microservices and backend modules.
- Implement authentication, authorization, user management, subscription, device management, threat intelligence, and security-related services.
- Build APIs for communication between the ZEX Android application, AI engines,



threat intelligence systems, and backend infrastructure.
- Integrate third-party cybersecurity, identity, payment, insurance, notification, and other APIs.
- Develop secure and productive data-processing pipelines.

Backend Architecture
- Take ownership of the overall backend architecture.
- Design scalable and fault-tolerant microservices.
- Define service boundaries, API contracts, data models, and communication patterns.
- Make appropriate decisions regarding synchronous and asynchronous processing.
- Design systems capable of supporting millions of users and high-volume security events.
- Continuously improve backend performance, scalability, reliability, and maintainability.

Database & Data Layer
- Work extensively with PostgreSQL and other databases where appropriate.
- Design efficient schemas, indexes, queries, and data-access layers.
- Use Redis for caching, sessions, queues, rate limiting, and other

📌 Golang Backend Developer (Bhubaneswar)
🏢 ZEX
📍 Bhubaneswar