Backend Engineer (Golang)

WLEN WorldJobs LLP; India; On-site; INR 1,500,000 - 2,100,000; Full time

Job summary

WLEN WorldJobs LLP in India is seeking a backend engineer with 3+ years of hands-on Go experience to design, build and own backend services.

You will develop RESTful and gRPC APIs, work with databases like PostgreSQL/MySQL/MongoDB/Redis, and contribute to scalable microservices. You will collaborate with product and frontend teams in a fast-paced startup environment.

The role emphasizes performance, reliability, and memory management in Go, with opportunities to grow in a dynamic team.

Qualifications

• Must have 3+ years hands-on backend engineering experience.
• Strong hands-on Golang experience.
• Experience designing and owning RESTful and/or gRPC APIs end-to-end.
• Solid experience with PostgreSQL/MySQL, MongoDB or Redis.
• Strong understanding of concurrency and memory management in Go.

Responsibilities

• Design, build, and own backend services using Golang.
• Develop and maintain RESTful / gRPC APIs.
• Take end-to-end ownership of features — from design to production.
• Build scalable systems that evolve with the product.
• Collaborate with product and frontend teams to ship features quickly.
• Optimize performance, reliability, and scalability of backend services.
• Debug production issues and improve system resilience.
• Write clean, maintainable, and testable code.

Skills

Golang

Backend Engineering

API Design

RESTful APIs

gRPC

Microservices

Tools

PostgreSQL

MySQL

MongoDB

Redis

Docker

Kubernetes

Kafka

Job description

Experience / Skills:
3+ years of expereince, backend, Golang, databases

Job Description

Company Size:Startup / Small Enterprise

Experience Required: 3 - 6 years

Role & Responsibilities

• Design, build, and own backend services using Golang
• Develop and maintain RESTful / gRPC APIs
• Take end-to-end ownership of features — from design to production
• Build scalable systems that can evolve quickly as the product grows
• Work closely with product and frontend teams to rapidly ship features
• Optimize performance, reliability, and scalability of backend services
• Debug production issues and improve system resilience
• Write clean, maintainable, and testable code
• Participate in architectural decisions as the product scales

Ideal Candidate

• 3+ years of backend engineering experience
• Strong hands-on experience with Golang
• Experience building APIs and backend services from scratch
• Solid understanding of databases (PostgreSQL/MySQL, MongoDB, Redis)
• Good understanding of concurrency and performance in Go
• Familiarity with microservices or modular monolith architectures
• Comfortable working in an ambiguous, fast-paced startup environment
• Strong problem-solving skills and a sense of ownership

Nice to Have:

• Experience with AWS/GCP/Azure
• Hands-on experience with Docker and basic Kubernetes
• Experience with message queues (Kafka, RabbitMQ, SQS, etc.)
• Exposure to CI/CD pipelines and DevOps workflows

Mandatory

• Must have 3+ years of hands-on backend engineering experience, with at least 2+ years working primarily in Golang on production systems
• Must have strong hands-on experience with Golang, including writing clean, scalable, and maintainable backend services
• Must have experience designing, developing, and owning RESTful and/or gRPC APIs end-to-end (from design to production)
• Must have solid experience working with databases such as PostgreSQL/MySQL/ MongoDB
• Must have a strong understanding of concurrency, performance optimization, and memory management in Go

Preferred

• Preferred (Cloud) – Experience with AWS / GCP / Azure
• Preferred (DevOps) – Hands-on experience with Docker and basic exposure to Kubernetes.
• Preferred (Messaging) – Experience with message queues such as Kafka, RabbitMQ, or SQS.
• Preferred (CI/CD) – Exposure to CI/CD pipelines and DevOps workflows

Screening Questions: (You must answer this along with the professional summary of the application):

• How many years of experience you have in GoLang?
• which usecases you have experience using GoLanguage(concurrency, performance optimization, and memory management)?
• Do you have experience with RESTful or gRPC or both?
• Which database(s) you have worked with?

Do you need VISA sponsorship to work in the job location?