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

-
Service Development
: Design and implement backend services for authentication, authorization, and Zero Trust access policies using
Java Spring Boot
and
Go
.

-
Microservices Architecture
: Build and scale modular, stateless services orchestrated via
Docker/Kubernetes
.

-
API Development
: Design, document, and optimize
REST APIs
and
gRPC interfaces
for secure communication with agents and consoles.

-
Data Management
: Integrate and optimize
PostgreSQL, MySQL, MongoDB, and Redis
for secure and efficient data storage.

-




Authentication & Security
: Implement
OAuth2, JWT, SAML, LDAP
integrations to connect with enterprise identity providers.

-
Performance & Reliability
: Benchmark, monitor, and tune backend systems for scalability and low latency.

-
Collaboration
: Work closely with frontend, agent, and gateway teams to deliver cohesive platform features.

-
CI/CD Integration
: Contribute to automated testing, build pipelines, and deployment workflows.

-
Continuous Learning
: 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):

- Java
&
Spring Boot

-
Go (Golang)

-
REST APIs
&
gRPC

-
PostgreSQL
,
MySQL
,
MongoDB
,
Redis

-
Docker
&
Kubernetes

-
OAuth2
,
JWT
,
SAML
,
LDAP

Preferred/Positive-to-Have:

- Experience with
message brokers
(Kafka, RabbitMQ).

- Familiarity with
cloud environments
(AWS, Azure, GCP).

- Experience in
high-performance distributed systems
.

- Exposure to
DevSecOps practices
.

Benefits

Career Value Proposition

- 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
.

📌 Backend Software Development Engineer (Java/Go Microservices) (India)
🏢 InstaSafe
📍 India