SDE III (Backend)

GreyOrange, Inc.; Gurugram District; On-site; INR 1,500,000 - 2,100,000; Full time

Job summary

GreyOrange, Inc. in Gurugram is seeking a Senior Backend Engineer (SDE 3) to design and build scalable backend systems. You will drive architecture decisions, develop robust microservices in Java and Go, and work on distributed APIs, messaging, and caching.

The role requires deep system design, multithreading, REST or gRPC, and experience with Kafka, Redis, Docker, Kubernetes. Cloud exposure (AWS/GCP/Azure) is a plus and you will mentor peers while delivering large-scale production systems.

Qualifications

• Must-Have Skills: Java and Golang, Spring Boot and Microservices.
• Expertise in REST APIs / gRPC, Kafka / Event-Driven Architecture and caching.
• Experience with Docker and Kubernetes for backend deployment.
• Cloud experience with AWS / GCP / Azure is preferred.

Responsibilities

• Design and develop highly scalable backend systems.
• Drive architecture and system design decisions.
• Build robust microservices using Java / Go.
• Work on distributed systems, APIs, messaging, and caching.
• Optimize performance, scalability, and reliability.
• Conduct code/design reviews and mentor engineers.
• Own complex technical initiatives from design to production.

Skills

Java

Go (Golang)

Spring Boot

Microservices

System Design

REST APIs

gRPC

Distributed Systems

Multithreading

Tools

Docker

Kubernetes

Kafka

Redis

SQL

NoSQL

Job description

We are looking for a strong SDE 3 / Senior Backend Engineer with expertise in building scalable backend systems, distributed architectures, and high-performance applications.

Responsibilities:

• Design and develop highly scalable backend systems.
• Drive architecture and system design decisions.
• Build robust microservices using Java / Go.
• Work on distributed systems, APIs, messaging, and caching.
• Optimize application performance, scalability, and reliability.
• Conduct code/design reviews and mentor engineers.
• Own complex technical initiatives from design to production.

Requirements:

• Must-Have Skills: Java and Golang, Spring Boot and Microservices.
• System Design: HLD and LLD, Distributed Systems and Scalable Architecture, REST APIs / gRPC, Kafka / Event-Driven Architecture, Redis / Caching, SQL and NoSQL Databases, Multithreading and Concurrency, Docker and Kubernetes.
• Cloud: AWS / GCP / Azure.
• Looking for engineers who have strong backend development + system design + distributed systems experience and have worked on large-scale production systems.