Senior Full Stack Developer – Micronaut / Spring Boot + AWS Lambda

Job Title: Senior Full Stack Developer – Micronaut / Spring Boot + AWS Lambda

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About Atomise

About The Role

Senior Full Stack Developer

Java (Micronaut or Spring Boot)

serverless architectures on AWS

Lambda

API Gateway

React

Key Responsibilities

• Design, develop, and maintain backend services using Java Micronaut or Spring Boot.
• Build and deploy serverless components using AWS Lambda, integrating with API Gateway, DynamoDB, S3, etc.
• Architect and optimize RESTful APIs that support secure, performant, and scalable user interactions.
• Understand and implement best practices around API Gateway routing, throttling, security, and custom authorizers.
• Collaborate with frontend developers to integrate APIs with React-based user interfaces (if required).
• Write clean, testable, and efficient code with good coverage using JUnit/TestNG.
• Participate in code reviews, design discussions, and sprint planning sessions.
• Optimize backend performance, error handling, and observability (logs, metrics, tracing).
• Contribute to CI/CD workflows and cloud deployments (Code Pipeline, GitHub Actions, etc.).
  

Required Skills & Experience

• 5–8 years of professional software development experience.
• Strong experience with Java and Micronaut or Spring Boot frameworks.
• Solid hands-on experience with AWS Lambda and event-driven architectures.
• Deep understanding of how API Gateway works — including integration types, authorizers, throttling, and custom domains.
• Familiarity with cloud services like S3, DynamoDB, CloudWatch, and IAM.
• Experience building scalable and secure RESTful APIs.
• Knowledge of CI/CD pipelines, Git workflows, and infrastructure automation.
• Strong debugging and troubleshooting skills.
  

Bonus / Nice To Have

• Frontend development experience using React.js or similar frameworks.
• Experience with Terraform or other infrastructure-as-code tools.
• Familiarity with Cognito, SNS/SQS, and event-driven AWS patterns.
• Knowledge of testing frameworks (e.g., Cypress for frontend, Postman for API tests).
• Exposure to containerization (Docker) and understanding of DevOps workflows.
  

What You’ll Get

• A collaborative and agile team environment.
• Opportunity to work with modern tech stacks and serverless architectures.
• Flexibility to contribute across backend and frontend (full stack).
• Remote-friendly culture and flexible working hours.
• Ownership of features and solutions from architecture to deployment.