Backend Software Development Engineer (Java/Go Microservices)

About InstaSafe<\/span>
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InstaSafe is a Zero Trust cybersecurity company trusted by global enterprises to secure users, applications, and infrastructure in hybrid and cloud\-native environments. Our <\/span>ZTNA, IAM, and MFA<\/span> solutions protect over 500,000 endpoints worldwide, enabling enterprises to adopt cloud securely and confidently.<\/span>
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We are seeking a <\/span>Backend Engineer<\/span> to design, develop, and optimize the core backend services that power <\/span>ISA Controller<\/span> and <\/span>ZTA Console<\/span>. These services form the backbone of our Zero Trust platform, handling authentication, authorization, secure session management, and large\-scale API integrations.<\/span>
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Role Overview<\/span>
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The <\/span>Backend Engineer<\/span> will design and implement scalable backend services and microservices using <\/span>Java (Spring Boot)<\/span> and <\/span>Go (Golang)<\/span>. You will work across <\/span>authentication flows, distributed session management, REST/gRPC APIs, and cloud\-native orchestration<\/span>, ensuring the platform is <\/span>secure, performant, and highly available<\/span>.<\/span>
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This role is ideal for engineers with deep backend expertise and an interest in <\/span>secure enterprise systems<\/span>.<\/span>
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Duties & Responsibilities<\/span>
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  • Service Development<\/span>: Design and implement backend services for authentication, authorization, and Zero Trust access policies using <\/span>Java Spring Boot<\/span> and <\/span>Go<\/span>.<\/span>
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  • Microservices Architecture<\/span>: Build and scale modular, stateless services orchestrated via <\/span>Docker/Kubernetes<\/span>.<\/span>
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  • API Development<\/span>: Design, document, and optimize <\/span>REST APIs<\/span> and <\/span>gRPC interfaces<\/span> for secure communication with agents and consoles.<\/span>
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  • Data Management<\/span>: Integrate and optimize <\/span>PostgreSQL, MySQL, MongoDB, and Redis<\/span> for secure and efficient data storage.<\/span>
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  • Authentication & Security<\/span>: Implement <\/span>OAuth2, JWT, SAML, LDAP<\/span> integrations to connect with enterprise identity providers.<\/span>
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  • Performance & Reliability<\/span>: Benchmark, monitor, and tune backend systems for scalability and low latency.<\/span>
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  • Collaboration<\/span>: Work closely with frontend, agent, and gateway teams to deliver cohesive platform features.<\/span>
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  • CI/CD Integration<\/span>: Contribute to automated testing, build pipelines, and deployment workflows.<\/span>
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  • Continuous Learning<\/span>: Stay current with cloud\-native technologies, distributed systems, and secure coding practices.<\/span>
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    Requirements<\/h3>

    Qualifications & Skills<\/span>
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    Education & Experience:<\/span>
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    • Bachelor\u2019s/Master\u2019s in Computer Science, Engineering, or related field.<\/span>
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    • 4\u20138 years\u2019 experience<\/span> in backend development for enterprise\-grade systems.<\/span>
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      Core Technical Skills (with links for TA reference):<\/span>
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      • Java<\/span><\/a> &<\/span> <\/span>Spring Boot<\/span>
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      • Go (Golang)<\/span>
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      • REST APIs<\/span><\/a> &<\/span> <\/span>gRPC<\/span>
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      • PostgreSQL<\/span><\/a>,<\/span> <\/span>MySQL<\/span><\/a>,<\/span> <\/span>MongoDB<\/span><\/a>,<\/span> <\/span>Redis<\/span>
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      • Docker<\/span><\/a> &<\/span> <\/span>Kubernetes<\/span>
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      • OAuth2<\/span><\/a>,<\/span> <\/span>JWT<\/span><\/a>,<\/span> <\/span>SAML<\/span><\/a>,<\/span> <\/span>LDAP<\/span>
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        Preferred/Good\-to\-Have:<\/span>
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        • Experience with <\/span>message brokers<\/span> (Kafka, RabbitMQ).<\/span>
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        • Familiarity with <\/span>cloud environments<\/span> (AWS, Azure, GCP).<\/span>
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        • Experience in <\/span>high\-performance distributed systems<\/span>.<\/span>
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        • Exposure to <\/span>DevSecOps practices<\/span>.<\/span>
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          Benefits<\/h3>

          Career Value Proposition<\/span>
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          • Build the <\/span>core backend brain<\/span> of a fast\-scaling Zero Trust cybersecurity platform.<\/span>
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          • Work with <\/span>cutting\-edge Java and Go microservices<\/span>.<\/span>
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          • Collaborate with top engineers across frontend, networking, and endpoint teams.<\/span>
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          • Gain career growth in <\/span>distributed systems and enterprise security platforms<\/span>.<\/span>
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