G05 - Backend Engineer

About this role

Role Overview
We are looking for an experienced Backend Engineer to maintain and enhance high-availability microservices powering large-scale digital services. You will ensure system reliability, resolve security vulnerabilities, and deliver scalable features in a cloud-native AWS environment.
Key Responsibilities

• System Reliability & Maintenance

• Maintain and optimize Kotlin/Spring Boot microservices

• Troubleshoot production issues in distributed batch systems

• Monitor performance and improve throughput, latency, and reliability

• Manage DynamoDB schema changes and data migrations

• Security & Vulnerability Remediation

• Investigate and resolve VAPT findings and security risks

• Implement security patches and secure coding practices

• Remediate dependency vulnerabilities

• Strengthen authentication & authorization (AWS Cognito)

• Feature Development

• Build and enhance REST APIs and system integrations

• Extend workflow and processing capabilities

• Optimize database queries and batch performance

• Engineering Excellence

• Document architecture and technical decisions

• Support incident response and system improvements

• Collaborate with DevOps on CI/CD and platform reliability

Required Skills

• Backend & Frameworks

• Kotlin (4+ yrs) & Java/JVM

• Spring Boot, Spring Batch, Spring Security

• Strong concurrency & multithreading knowledge

• Database & Cloud

• DynamoDB experience & NoSQL data modeling

• AWS cloud-native architectures

• Understanding of distributed systems & eventual consistency

• Tools & Testing

• Git, Gradle, IntelliJ

• JUnit, Mockito, performance testing

• Advanced debugging skills

• Good to Have: React + TypeScript, Redux, Material-UI

Experience

• 6+ years software development experience

• 4+ years Kotlin/Java backend development

• Experience with microservices & high-volume batch processing

• Experience in secure or regulated environments is a plus

• AWS certification is advantageous

• Technology Stack

• Backend: Kotlin, Spring Boot, JVM

• Cloud: AWS, ECS Fargate, DynamoDB, SNS/SES/EventBridge

• DevOps: CodePipeline, CloudWatch, Git

• Frontend (optional): React, TypeScript

Originally posted on Himalayas