Senior Golang Backend Developer

Han River Technology; Kolkata District, Bengaluru; On-site; INR 2,000,000 - 4,000,000; Full time

Job summary

Han River Technology is seeking a Senior Golang Backend Developer to design, develop, and maintain scalable backend services and APIs. You will own complex systems, ensure high performance, and guide the team in best practices.

Responsibilities include leading backend development with Golang, designing RESTful and gRPC APIs, collaborating with frontend, DevOps, and product teams, and mentoring junior developers to improve code quality and performance.

Qualifications

• Strong experience in Go backend development and microservices.
• Experience designing RESTful APIs and gRPC services.
• Knowledge of cloud platforms and container orchestration (AWS, Docker, Kubernetes).
• Ability to mentor juniors and participate in code reviews.

Responsibilities

• Lead backend services and microservices using Golang.
• Design and maintain RESTful APIs, gRPC services, and high-performance systems.
• Collaborate with frontend, DevOps, and product teams to deliver end-to-end solutions.
• Optimize applications for performance, scalability, and reliability.

Skills

Golang

Concurrency patterns

REST APIs

gRPC

GraphQL

Microservices

Distributed systems

Go best practices

Tools

PostgreSQL

MySQL

MongoDB

Redis

Docker

Kubernetes

Job description

As a Senior Golang Backend Developer, you will design, develop, and maintain scalable backend services and APIs. You will own complex systems, ensure high performance and reliability, and guide the team in best practices.

Key Responsibilities:

• Lead the development of backend services and microservices using Golang.
• Design and maintain RESTful APIs, gRPC services, and high-performance systems.
• Collaborate with frontend, DevOps, and product teams to deliver end-to-end solutions.
• Optimize applications for performance, scalability, and reliability.
• Conduct code reviews and mentor junior developers.
• Troubleshoot and resolve complex technical issues.

Technical Key Skills:

• Programming: Golang (expert), concurrency patterns, idiomatic Go practices.
• Frameworks & APIs: Gin, Echo, Fiber; REST, gRPC, GraphQL.
• Databases: SQL (PostgreSQL, MySQL), NoSQL (MongoDB, Redis); schema design and query optimization.
• Architecture: Microservices, event-driven systems, distributed systems.
• Cloud & DevOps: AWS infrastructure with Docker and Kubernetes; GCP/Azure familiarity a plus; CI/CD pipelines.
• Testing & Quality: Unit & integration testing (GoTest, Testify), code reviews, TDD.
• Monitoring & Performance: Profiling, Prometheus, Grafana, logging best practices.