Backend Software Development Engineer (Java/Go Microservices)

InstaSafe Technologies Private Limited; India; On-site; INR 1,000,000 - 1,500,000; Full time

Job summary

InstaSafe Technologies Private Limited is seeking a Backend Engineer in India to design and optimize the core backend services for their Zero Trust platform. This role involves working with Java (Spring Boot) and Go, focusing on authentication flows, REST/gRPC APIs, and cloud-native orchestration. The ideal candidate should have a Bachelor's/Master’s degree in Computer Science or a related field, with 4–8 years of backend development experience in enterprise-grade systems. Competitive salary and benefits package offered.

Qualifications

• 4–8 years’ experience in backend development for enterprise-grade systems.

Responsibilities

• Design and implement backend services for authentication, authorization, and Zero Trust access policies.
• Build and scale modular, stateless services orchestrated via Docker/Kubernetes.
• Design, document, and optimize REST APIs and gRPC interfaces.
• Integrate and optimize PostgreSQL, MySQL, MongoDB, and Redis.
• Implement OAuth2, JWT, SAML, LDAP integrations.
• Benchmark, monitor, and tune backend systems for scalability.
• Collaborate with frontend, agent, and gateway teams.
• Contribute to automated testing, build pipelines, and deployment workflows.
• Stay current with cloud-native technologies and secure coding practices.

Skills

Java (Spring Boot)

Go (Golang)

PostgreSQL

MySQL

MongoDB

Redis

Docker

Kubernetes

OAuth2

JWT

SAML

LDAP

Kafka

RabbitMQ

AWS

Azure

GCP

Education

Bachelor’s/Master’s in Computer Science, Engineering, or related field

Job description

Full time | InstaSafe Technologies Private Limited | India

Posted On 11/19/2025

Job Information

Technology

City: Bangalore North

State/Province: Karnataka

560038

Job Description

About InstaSafe

InstaSafe is a Zero Trust cybersecurity company trusted by global enterprises to secure users, applications, and infrastructure in hybrid and cloud-native environments. Our ZTNA, IAM, and MFA solutions protect over 500,000 endpoints worldwide, enabling enterprises to adopt cloud securely and confidently.

We are seeking a Backend Engineer to design, develop, and optimize the core backend services that power ISA Controller and ZTA Console. These services form the backbone of our Zero Trust platform, handling authentication, authorization, secure session management, and large-scale API integrations.

Role Overview

The Backend Engineer will design and implement scalable backend services and microservices using Java (Spring Boot) and Go (Golang). You will work across authentication flows, distributed session management, REST/gRPC APIs, and cloud-native orchestration, ensuring the platform is secure, performant, and highly available.

This role is ideal for engineers with deep backend expertise and an interest in secure enterprise systems.

Duties & Responsibilities

• Design and implement backend services for authentication, authorization, and Zero Trust access policies using Java Spring Boot and Go.
• Build and scale modular, stateless services orchestrated via Docker/Kubernetes.
• Design, document, and optimize REST APIs and gRPC interfaces for secure communication with agents and consoles.
• Integrate and optimize PostgreSQL, MySQL, MongoDB, and Redis for secure and efficient data storage.
• Implement OAuth2, JWT, SAML, LDAP integrations to connect with enterprise identity providers.
• Benchmark, monitor, and tune backend systems for scalability and low latency.
• Work closely with frontend, agent, and gateway teams to deliver cohesive platform features.
• Contribute to automated testing, build pipelines, and deployment workflows.
• Stay current with cloud-native technologies, distributed systems, and secure coding practices.

Requirements

Qualifications & Skills

Education & Experience:

• Bachelor’s/Master’s in Computer Science, Engineering, or related field.
• 4–8 years’ experience in backend development for enterprise-grade systems.

Core Technical Skills (with links for TA reference):

• Experience with message brokers (Kafka, RabbitMQ).
• Familiarity with cloud environments (AWS, Azure, GCP).
• Experience in high-performance distributed systems.
• Exposure to DevSecOps practices.
• Build the core backend brain of a fast-scaling Zero Trust cybersecurity platform.
• Work with cutting-edge Java and Go microservices.
• Collaborate with top engineers across frontend, networking, and endpoint teams.
• Gain career growth in distributed systems and enterprise security platforms.